'2023-5-25后台代码跟新'

+{"files":["application\\admin\\controller\\Epay.php","public\\assets\\addons\\epay\\css\\common.css","public\\assets\\addons\\epay\\images\\alipay.png","public\\assets\\addons\\epay\\images\\expired.png","public\\assets\\addons\\epay\\images\\logo-alipay.png","public\\assets\\addons\\epay\\images\\logo-wechat.png","public\\assets\\addons\\epay\\images\\paid.png","public\\assets\\addons\\epay\\images\\scan.png","public\\assets\\addons\\epay\\images\\screenshot-alipay.png","public\\assets\\addons\\epay\\images\\screenshot-wechat.png","public\\assets\\addons\\epay\\images\\wechat.png","public\\assets\\addons\\epay\\js\\common.js","public\\assets\\addons\\epay\\js\\jquery.qrcode.min.js","public\\assets\\addons\\epay\\less\\common.less"],"license":"regular","licenseto":"15629","licensekey":"ArY9zvN8lSfKu4Pw cYmPbH3AGCnkWBKBpdP6OA==","domains":["cardverification.com"],"licensecodes":[],"validations":["867a7ee97b89c3a1f31235c70da23ecf"]}

+<?php
+
+namespace addons\epay;
+
+use think\Addons;
+use think\Config;
+use think\Loader;
+
+/**
+ * 微信支付宝整合插件
+ */
+class Epay extends Addons
+{
+
+    /**
+     * 插件安装方法
+     * @return bool
+     */
+    public function install()
+    {
+
+        return true;
+    }
+
+    /**
+     * 插件卸载方法
+     * @return bool
+     */
+    public function uninstall()
+    {
+
+        return true;
+    }
+
+    /**
+     * 插件启用方法
+     * @return bool
+     */
+    public function enable()
+    {
+
+        return true;
+    }
+
+    /**
+     * 插件禁用方法
+     * @return bool
+     */
+    public function disable()
+    {
+
+        return true;
+    }
+
+    /**
+     * 添加命名空间
+     */
+    public function appInit()
+    {
+        //添加命名空间
+        if (!class_exists('\Yansongda\Pay\Pay')) {
+            Loader::addNamespace('Yansongda\Pay', ADDON_PATH . 'epay' . DS . 'library' . DS . 'Yansongda' . DS . 'Pay' . DS);
+        }
+        if (!class_exists('\Yansongda\Supports\Logger')) {
+            Loader::addNamespace('Yansongda\Supports', ADDON_PATH . 'epay' . DS . 'library' . DS . 'Yansongda' . DS . 'Supports' . DS);
+        }
+    }
+
+}

+<form id="config-form" class="edit-form form-horizontal" role="form" data-toggle="validator" method="POST" action="">
+
+    <div class="panel panel-default panel-intro">
+        <div class="panel-heading">
+            <ul class="nav nav-tabs nav-group">
+                <li class="active"><a href="#wechat" data-toggle="tab">微信支付</a></li>
+                <li><a href="#alipay" data-toggle="tab">支付宝</a></li>
+            </ul>
+        </div>
+
+        <div class="panel-body">
+            <div id="myTabContent" class="tab-content">
+                {foreach $addon.config as $item}
+                {if $item.name=='wechat'}
+                <div class="tab-pane fade active in" id="wechat">
+                    <table class="table table-striped table-config">
+                        <tbody>
+                        <tr>
+                            <td width="15%">APP的app_id</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[wechat][appid]" value="{$item.value.appid|default=''}" class="form-control" data-rule="" data-tip="APP应用中支付时使用"/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>公众号的app_id</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[wechat][app_id]" value="{$item.value.app_id|default=''}" class="form-control" data-rule="" data-tip="公众号中支付时使用"/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>公众号的app_secret</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[wechat][app_secret]" value="{$item.value.app_secret|default=''}" class="form-control" data-rule="" data-tip="仅在需要获取Openid时使用"/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>小程序的app_id</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[wechat][miniapp_id]" value="{$item.value.miniapp_id|default=''}" class="form-control" data-rule="" data-tip="仅在小程序支付时使用"/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>微信支付商户号ID</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[wechat][mch_id]" value="{$item.value.mch_id|default=''}" class="form-control" data-rule="" data-tip=""/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>微信支付商户的密钥</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[wechat][key]" value="{$item.value.key|default=''}" class="form-control" data-rule="" data-tip=""/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>支付模式</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        {:Form::radios('row[wechat][mode]',['normal'=>'正式环境','dev'=>'沙箱环境','service'=>'服务商模式'],$item.value.mode??'normal')}
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr data-type="service" class="{:$item.value.mode!='service'?'hidden':''}">
+                            <td>子商户商户号ID</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[wechat][sub_mch_id]" value="{$item.value.sub_mch_id|default=''}" class="form-control" data-rule="" data-tip="如果未用到子商户，请勿填写"/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr data-type="service" class="{:$item.value.mode!='service'?'hidden':''}">
+                            <td>子商户APP的app_id</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[wechat][sub_appid]" value="{$item.value.sub_appid|default=''}" class="form-control" data-rule="" data-tip="如果未用到子商户，请勿填写"/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr data-type="service" class="{:$item.value.mode!='service'?'hidden':''}">
+                            <td>子商户公众号的app_id</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[wechat][sub_app_id]" value="{$item.value.sub_app_id|default=''}" class="form-control" data-rule="" data-tip="如果未用到子商户，请勿填写"/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr data-type="service" class="{:$item.value.mode!='service'?'hidden':''}">
+                            <td>子商户小程序的app_id</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[wechat][sub_miniapp_id]" value="{$item.value.sub_miniapp_id|default=''}" class="form-control" data-rule="" data-tip="如果未用到子商户，请勿填写"/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>回调通知地址</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[wechat][notify_url]" value="{$item.value.notify_url|default=''}" class="form-control" data-rule="" data-tip="请勿随意修改，实际以逻辑代码中请求的为准"/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>微信支付API证书cert</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <div class="input-group">
+                                            <input id="c-cert_client" class="form-control" size="50" name="row[wechat][cert_client]" type="text" value="{$item.value.cert_client|htmlentities}" data-tip="可选, 仅在退款、红包等情况时需要用到">
+                                            <div class="input-group-addon no-border no-padding">
+                                                <span><button type="button" id="faupload-cert_client" class="btn btn-danger faupload" data-url="epay/upload" data-multipart='{"certname":"cert_client"}' data-mimetype="pem" data-input-id="c-cert_client" data-multiple="false"><i class="fa fa-upload"></i> {:__('Upload')}</button></span>
+                                            </div>
+                                            <span class="msg-box n-right" for="c-cert_client"></span>
+                                        </div>
+                                        <div style="margin-top:5px;"><a href="https://pay.weixin.qq.com" target="_blank"><i class="fa fa-question-circle"></i> 如何获取微信支付API证书?</a></div>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>微信支付API证书key</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <div class="input-group">
+                                            <input id="c-cert_key" class="form-control" size="50" name="row[wechat][cert_key]" type="text" value="{$item.value.cert_key|htmlentities}" data-tip="可选, 仅在退款、红包等情况时需要用到">
+                                            <div class="input-group-addon no-border no-padding">
+                                                <span><button type="button" id="faupload-cert_key" class="btn btn-danger faupload" data-url="epay/upload" data-multipart='{"certname":"cert_key"}' data-mimetype="pem" data-input-id="c-cert_key" data-multiple="false"><i class="fa fa-upload"></i> {:__('Upload')}</button></span>
+                                            </div>
+                                            <span class="msg-box n-right" for="c-cert_key"></span>
+                                        </div>
+                                        <div style="margin-top:5px;"><a href="https://pay.weixin.qq.com" target="_blank"><i class="fa fa-question-circle"></i> 如何获取微信支付API证书?</a></div>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+
+                        <tr>
+                            <td>记录日志</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        {:Form::radios('row[wechat][log]',['1'=>'开启','0'=>'关闭'],$item.value.log)}
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        </tbody>
+                    </table>
+                </div>
+                {elseif $item.name=='alipay'}
+                <div class="tab-pane fade" id="alipay">
+                    <table class="table table-striped table-config">
+                        <tbody>
+                        <tr>
+                            <td>支付模式</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-12 col-xs-12">
+                                        {:Form::radios('row[alipay][mode]',['normal'=>'正式环境','dev'=>'沙箱环境'],$item.value.mode??'normal')}
+
+                                        <div style="margin-top:5px;" data-mode="dev" class="text-muted {if ($item.value.mode??'')==='normal'}hidden{/if}">
+                                            <i class="fa fa-info-circle"></i> 如果使用沙箱环境，务必使用沙箱的app_id和沙箱证书，以及使用沙箱账号进行测试。<br>
+                                          沙箱环境：<a href="https://openhome.alipay.com/develop/sandbox/app" target="_blank">https://openhome.alipay.com/develop/sandbox/app</a>
+                                        </div>
+                                    </div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td width="15%">应用ID(app_id)</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[alipay][app_id]" value="{$item.value.app_id|default=''}" class="form-control" data-rule="" data-tip=""/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>回调通知地址</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[alipay][notify_url]" value="{$item.value.notify_url|default=''}" class="form-control" data-rule="" data-tip="请勿随意修改，实际以逻辑代码中请求的为准"/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>支付跳转地址</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[alipay][return_url]" value="{$item.value.return_url|default=''}" class="form-control" data-rule="" data-tip="请勿随意修改，实际以逻辑代码中请求的为准"/>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>应用私钥(private_key)</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <input type="text" name="row[alipay][private_key]" value="{$item.value.private_key|default=''}" class="form-control" data-rule=""/>
+                                        <div style="margin-top:5px;"><a href="https://opensupport.alipay.com/support/helpcenter/207/201602469554" target="_blank"><i class="fa fa-question-circle"></i> 如何获取应用私钥?</a></div>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>签名方式</td>
+                            <td>
+                                <div>
+                                    <div class="radio">
+                                        <label for="row[alipay][signtype]-publickey"><input id="row[alipay][signtype]-publickey" name="row[alipay][signtype]" {if isset($item.value.signtype)&&$item.value.signtype=='publickey'}checked{/if} type="radio" value="publickey"> 公钥</label>
+                                        <label for="row[alipay][signtype]-cert"><input id="row[alipay][signtype]-cert" {if isset($item.value.signtype)&&$item.value.signtype=='cert'}checked{/if} name="row[alipay][signtype]" type="radio" value="cert"> 公钥证书</label>
+                                    </div>
+                                </div>
+                                <div style="margin-top:5px;" class="text-muted">
+                                <i class="fa fa-info-circle"></i> 如果要使用转账、提现功能，则必须使用公钥证书
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>支付宝公钥路径(alipay_public_key)</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <div class="input-group">
+                                            <input id="c-ali_public_key" class="form-control" size="50" name="row[alipay][ali_public_key]" type="text" value="{$item.value.ali_public_key|default=''|htmlentities}" placeholder="公钥请直接粘贴，公钥证书请点击右侧的上传">
+                                            <div class="input-group-addon no-border no-padding">
+                                                <span><button type="button" id="faupload-ali_public_key" class="btn btn-danger faupload" data-url="epay/upload" data-multipart='{"certname":"ali_public_key"}' data-mimetype="crt" data-input-id="c-ali_public_key" data-multiple="false"><i class="fa fa-upload"></i> {:__('Upload')}</button></span>
+                                            </div>
+                                            <span class="msg-box n-right" for="c-ali_public_key"></span>
+                                        </div>
+                                        <div style="margin-top:5px;"><a href="https://opensupport.alipay.com/support/helpcenter/271/201602474998" target="_blank"><i class="fa fa-question-circle"></i> 如何获取支付宝公钥证书?</a></div>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>应用公钥证书路径(app_cert_public_key)</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <div class="input-group">
+                                            <input id="c-app_cert_public_key" class="form-control" size="50" name="row[alipay][app_cert_public_key]" type="text" value="{$item.value.app_cert_public_key|default=''|htmlentities}">
+                                            <div class="input-group-addon no-border no-padding">
+                                                <span><button type="button" id="faupload-app_cert_public_key" class="btn btn-danger faupload" data-url="epay/upload" data-multipart='{"certname":"app_cert_public_key"}' data-mimetype="crt" data-input-id="c-app_cert_public_key" data-multiple="false"><i class="fa fa-upload"></i> {:__('Upload')}</button></span>
+                                            </div>
+                                            <span class="msg-box n-right" for="c-app_cert_public_key"></span>
+                                        </div>
+                                        <div style="margin-top:5px;"><a href="https://opensupport.alipay.com/support/helpcenter/271/201602474998" target="_blank"><i class="fa fa-question-circle"></i> 如何获取应用公钥证书?</a></div>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        <tr>
+                            <td>支付宝根证书路径(alipay_root_cert)</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        <div class="input-group">
+                                            <input id="c-alipay_root_cert" class="form-control" size="50" name="row[alipay][alipay_root_cert]" type="text" value="{$item.value.alipay_root_cert|default=''|htmlentities}">
+                                            <div class="input-group-addon no-border no-padding">
+                                                <span><button type="button" id="faupload-alipay_root_cert" class="btn btn-danger faupload" data-url="epay/upload" data-multipart='{"certname":"alipay_root_cert"}' data-mimetype="crt" data-input-id="c-alipay_root_cert" data-multiple="false"><i class="fa fa-upload"></i> {:__('Upload')}</button></span>
+                                            </div>
+                                            <span class="msg-box n-right" for="c-alipay_root_cert"></span>
+                                        </div>
+                                        <div style="margin-top:5px;"><a href="https://opensupport.alipay.com/support/helpcenter/271/201602474998" target="_blank"><i class="fa fa-question-circle"></i> 如何获取支付宝证书?</a></div>
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+
+                        <tr>
+                            <td>记录日志</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        {:Form::radios('row[alipay][log]',['1'=>'开启','0'=>'关闭'],$item.value.log)}
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+
+                        <tr>
+                            <td>PC端使用扫码支付</td>
+                            <td>
+                                <div class="row">
+                                    <div class="col-sm-8 col-xs-12">
+                                        {:Form::radios('row[alipay][scanpay]',['1'=>'开启','0'=>'关闭'],$item.value.scanpay??0)}
+                                    </div>
+                                    <div class="col-sm-4"></div>
+                                </div>
+                            </td>
+                        </tr>
+                        </tbody>
+                    </table>
+                </div>
+                {/if}
+                {/foreach}
+                <div class="form-group layer-footer">
+                    <label class="control-label col-xs-12 col-sm-2"></label>
+                    <div class="col-xs-12 col-sm-8">
+                        <button type="submit" class="btn btn-primary btn-embossed disabled">{:__('OK')}</button>
+                        <button type="reset" class="btn btn-default btn-embossed">{:__('Reset')}</button>
+                    </div>
+                </div>
+            </div>
+        </div>
+    </div>
+</form>
+<script>
+    document.querySelectorAll("input[name='row[wechat][mode]']").forEach(function (i, j) {
+        i.addEventListener("click", function () {
+            document.querySelectorAll("#wechat table tr[data-type]").forEach(function (m, n) {
+                m.classList.add("hidden");
+            });
+            document.querySelectorAll("#wechat table tr[data-type='" + this.value + "']").forEach(function (m, n) {
+                m.classList.remove("hidden");
+            });
+        });
+    });
+    document.querySelectorAll("input[name='row[alipay][mode]']").forEach(function (i, j) {
+        i.addEventListener("click", function () {
+            document.querySelectorAll("#alipay [data-mode]").forEach(function (m, n) {
+                m.classList.add("hidden");
+            });
+            document.querySelectorAll("#alipay [data-mode='" + this.value + "']").forEach(function (m, n) {
+                m.classList.remove("hidden");
+            });
+        });
+    });
+</script>

+<?php
+
+return [
+    [
+        'name'    => 'wechat',
+        'title'   => '微信',
+        'type'    => 'array',
+        'content' => [],
+        'value'   => [
+            'appid'          => '',
+            'app_id'         => '',
+            'app_secret'     => '',
+            'miniapp_id'     => '',
+            'mch_id'         => '',
+            'key'            => '',
+            'mode'           => 'normal',
+            'sub_mch_id'     => '',
+            'sub_appid'      => '',
+            'sub_app_id'     => '',
+            'sub_miniapp_id' => '',
+            'notify_url'     => '/addons/epay/api/notifyx/type/wechat',
+            'cert_client'    => '/addons/epay/certs/apiclient_cert.pem',
+            'cert_key'       => '/addons/epay/certs/apiclient_key.pem',
+            'log'            => '1',
+        ],
+        'rule'    => '',
+        'msg'     => '',
+        'tip'     => '微信参数配置',
+        'ok'      => '',
+        'extend'  => '',
+    ],
+    [
+        'name'    => 'alipay',
+        'title'   => '支付宝',
+        'type'    => 'array',
+        'content' => [],
+        'value'   => [
+            'app_id'              => '',
+            'mode'                => 'normal',
+            'notify_url'          => '/addons/epay/api/notifyx/type/alipay',
+            'return_url'          => '/addons/epay/api/returnx/type/alipay',
+            'private_key'         => '',
+            'ali_public_key'      => '',
+            'app_cert_public_key' => '',
+            'alipay_root_cert'    => '',
+            'log'                 => '1',
+            'scanpay'             => '0',
+        ],
+        'rule'    => 'required',
+        'msg'     => '',
+        'tip'     => '支付宝参数配置',
+        'ok'      => '',
+        'extend'  => '',
+    ]
+];

+<?php
+
+namespace addons\epay\controller;
+
+use addons\epay\library\Service;
+use addons\epay\library\Wechat;
+use addons\third\model\Third;
+use app\common\library\Auth;
+use think\addons\Controller;
+use think\Response;
+use think\Session;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Pay;
+
+/**
+ * API接口控制器
+ *
+ * @package addons\epay\controller
+ */
+class Api extends Controller
+{
+
+    protected $layout = 'default';
+    protected $config = [];
+
+    /**
+     * 默认方法
+     */
+    public function index()
+    {
+        return;
+    }
+
+    /**
+     * 外部提交
+     */
+    public function submit()
+    {
+        $this->request->filter('trim');
+        $out_trade_no = $this->request->request("out_trade_no");
+        $title = $this->request->request("title");
+        $amount = $this->request->request('amount');
+        $type = $this->request->request('type');
+        $method = $this->request->request('method', 'web');
+        $openid = $this->request->request('openid', '');
+        $auth_code = $this->request->request('auth_code', '');
+        $notifyurl = $this->request->request('notifyurl', '');
+        $returnurl = $this->request->request('returnurl', '');
+
+        if (!$amount || $amount < 0) {
+            $this->error("支付金额必须大于0");
+        }
+
+        if (!$type || !in_array($type, ['alipay', 'wechat'])) {
+            $this->error("支付类型错误");
+        }
+
+        $params = [
+            'type'         => $type,
+            'out_trade_no' => $out_trade_no,
+            'title'        => $title,
+            'amount'       => $amount,
+            'method'       => $method,
+            'openid'       => $openid,
+            'auth_code'    => $auth_code,
+            'notifyurl'    => $notifyurl,
+            'returnurl'    => $returnurl,
+        ];
+        return Service::submitOrder($params);
+    }
+
+    /**
+     * 微信支付(公众号支付&PC扫码支付)
+     * @return string
+     */
+    public function wechat()
+    {
+        $config = Service::getConfig('wechat');
+
+        $isWechat = stripos($this->request->server('HTTP_USER_AGENT'), 'MicroMessenger') !== false;
+        $isMobile = $this->request->isMobile();
+        $this->view->assign("isWechat", $isWechat);
+        $this->view->assign("isMobile", $isMobile);
+
+        //发起PC支付(Scan支付)(PC扫码模式)
+        if ($this->request->isAjax()) {
+            $pay = Pay::wechat($config);
+            $orderid = $this->request->post("orderid");
+            try {
+                $result = $pay->find($orderid, 'scan');
+                if ($result['return_code'] == 'SUCCESS' && $result['result_code'] == 'SUCCESS') {
+                    $this->success("", "", ['status' => $result['trade_state']]);
+                } else {
+                    $this->error("查询失败");
+                }
+            } catch (GatewayException $e) {
+                $this->error("查询失败");
+            }
+        }
+
+        $orderData = Session::get("wechatorderdata");
+        if (!$orderData) {
+            $this->error("请求参数错误");
+        }
+        if ($isWechat && $isMobile) {
+            //发起公众号(jsapi支付),openid必须
+
+            //如果没有openid，则自动去获取openid
+            if (!isset($orderData['openid']) || !$orderData['openid']) {
+                $orderData['openid'] = Service::getOpenid();
+            }
+
+            $orderData['method'] = 'mp';
+            $type = 'jsapi';
+            $payData = Service::submitOrder($orderData);
+            if (!isset($payData['paySign'])) {
+                $this->error("创建订单失败，请返回重试", "");
+            }
+        } else {
+            $orderData['method'] = 'scan';
+            $type = 'pc';
+            $payData = Service::submitOrder($orderData);
+            if (!isset($payData['code_url'])) {
+                $this->error("创建订单失败，请返回重试", "");
+            }
+        }
+        $this->view->assign("orderData", $orderData);
+        $this->view->assign("payData", $payData);
+        $this->view->assign("type", $type);
+
+        $this->view->assign("title", "微信支付");
+        return $this->view->fetch();
+    }
+
+    /**
+     * 支付宝支付(PC扫码支付)
+     * @return string
+     */
+    public function alipay()
+    {
+        $config = Service::getConfig('alipay');
+
+        $isWechat = stripos($this->request->server('HTTP_USER_AGENT'), 'MicroMessenger') !== false;
+        $isMobile = $this->request->isMobile();
+        $this->view->assign("isWechat", $isWechat);
+        $this->view->assign("isMobile", $isMobile);
+
+        if ($this->request->isAjax()) {
+            $orderid = $this->request->post("orderid");
+            $pay = Pay::alipay($config);
+            try {
+                $result = $pay->find($orderid, 'scan');
+                if ($result['code'] == '10000' && $result['trade_status'] == 'TRADE_SUCCESS') {
+                    $this->success("", "", ['status' => $result['trade_status']]);
+                } else {
+                    $this->error("查询失败");
+                }
+            } catch (GatewayException $e) {
+                $this->error("查询失败");
+            }
+        }
+
+        //发起PC支付(Scan支付)(PC扫码模式)
+        $orderData = Session::get("alipayorderdata");
+        if (!$orderData) {
+            $this->error("请求参数错误");
+        }
+
+        $orderData['method'] = 'scan';
+        $payData = Service::submitOrder($orderData);
+        if (!isset($payData['qr_code'])) {
+            $this->error("创建订单失败，请返回重试");
+        }
+
+        $type = 'pc';
+        $this->view->assign("orderData", $orderData);
+        $this->view->assign("payData", $payData);
+        $this->view->assign("type", $type);
+        $this->view->assign("title", "支付宝支付");
+        return $this->view->fetch();
+    }
+
+    /**
+     * 支付成功回调
+     */
+    public function notifyx()
+    {
+        $type = $this->request->param('type');
+        $pay = \addons\epay\library\Service::checkNotify($type);
+        if (!$pay) {
+            echo '签名错误';
+            return;
+        }
+        $data = $pay->verify();
+
+        //你可以在这里你的业务处理逻辑,比如处理你的订单状态、给会员加余额等等功能
+        //下面这句必须要执行,且在此之前不能有任何输出
+        return $pay->success()->send();
+    }
+
+    /**
+     * 支付成功返回
+     */
+    public function returnx()
+    {
+        $type = $this->request->param('type');
+        if (Service::checkReturn($type)) {
+            echo '签名错误';
+            return;
+        }
+
+        //你可以在这里定义你的提示信息,但切记不可在此编写逻辑
+        $this->success("恭喜你！支付成功!", addon_url("epay/index/index"));
+
+        return;
+    }
+
+}

+<?php
+
+namespace addons\epay\controller;
+
+use addons\epay\library\Service;
+use fast\Random;
+use think\addons\Controller;
+use Exception;
+
+/**
+ * 微信支付宝整合插件首页
+ *
+ * 此控制器仅用于开发展示说明和测试，请自行添加一个新的控制器进行处理返回和回调事件，同时删除此控制器文件
+ *
+ * Class Index
+ * @package addons\epay\controller
+ */
+class Index extends Controller
+{
+
+    protected $layout = 'default';
+
+    protected $config = [];
+
+    public function _initialize()
+    {
+        parent::_initialize();
+        if (!config("app_debug")) {
+            $this->error("仅在开发环境下查看");
+        }
+    }
+
+    public function index()
+    {
+        $this->view->assign("title", "微信支付宝整合");
+        return $this->view->fetch();
+    }
+
+    /**
+     * 体验，仅供开发测试
+     */
+    public function experience()
+    {
+        $amount = $this->request->request('amount');
+        $type = $this->request->request('type');
+        $method = $this->request->request('method');
+
+        if (!$amount || $amount < 0) {
+            $this->error("支付金额必须大于0");
+        }
+
+        if (!$type || !in_array($type, ['alipay', 'wechat'])) {
+            $this->error("支付类型不能为空");
+        }
+
+        //订单号
+        $out_trade_no = date("YmdHis") . mt_rand(100000, 999999);
+
+        //订单标题
+        $title = '测试订单';
+
+        //回调链接
+        $notifyurl = $this->request->root(true) . '/addons/epay/index/notifyx/paytype/' . $type;
+        $returnurl = $this->request->root(true) . '/addons/epay/index/returnx/paytype/' . $type . '/out_trade_no/' . $out_trade_no;
+
+        $response = Service::submitOrder($amount, $out_trade_no, $type, $title, $notifyurl, $returnurl, $method);
+
+        return $response;
+    }
+
+    /**
+     * 支付成功，仅供开发测试
+     */
+    public function notifyx()
+    {
+        $paytype = $this->request->param('paytype');
+        $pay = Service::checkNotify($paytype);
+        if (!$pay) {
+            echo '签名错误';
+            return;
+        }
+        $data = $pay->verify();
+        try {
+            $payamount = $paytype == 'alipay' ? $data['total_amount'] : $data['total_fee'] / 100;
+            $out_trade_no = $data['out_trade_no'];
+
+            //你可以在此编写订单逻辑
+        } catch (Exception $e) {
+        }
+
+        //下面这句必须要执行,且在此之前不能有任何输出
+        return $pay->success()->send();
+    }
+
+    /**
+     * 支付返回，仅供开发测试
+     */
+    public function returnx()
+    {
+        $paytype = $this->request->param('paytype');
+        $out_trade_no = $this->request->param('out_trade_no');
+        $pay = Service::checkReturn($paytype);
+        if (!$pay) {
+            $this->error('签名错误', '');
+        }
+
+        //你可以在这里通过out_trade_no去验证订单状态
+        //但是不可以在此编写订单逻辑！！！
+
+        $this->success("请返回网站查看支付结果", addon_url("epay/index/index"));
+    }
+
+}

+name = epay
+title = 微信支付宝整合
+intro = 可用于快速整合企业微信、支付宝支付功能
+author = FastAdmin
+website = https://www.fastadmin.net
+version = 1.2.10
+state = 1
+url = /addons/epay
+license = regular
+licenseto = 15629

+<?php
+
+namespace addons\epay\library;
+
+class Collection extends \Yansongda\Supports\Collection
+{
+
+    /**
+     * 创建 Collection 实例
+     * @access public
+     * @param  array $items 数据
+     * @return static
+     */
+    public static function make($items = [])
+    {
+        return new static($items);
+    }
+}

+<?php
+
+namespace addons\epay\library;
+
+use think\Exception;
+
+class OrderException extends Exception
+{
+    public function __construct($message = "", $code = 0, $data = [])
+    {
+        $this->message = $message;
+        $this->code = $code;
+        $this->data = $data;
+    }
+
+}

+<?php
+
+namespace addons\epay\library;
+
+class RedirectResponse extends \Symfony\Component\HttpFoundation\RedirectResponse implements \JsonSerializable, \Serializable
+{
+    public function __toString()
+    {
+        return $this->getContent();
+    }
+
+    public function setTargetUrl($url)
+    {
+        if ('' === ($url ?? '')) {
+            throw new \InvalidArgumentException('无法跳转到空页面');
+        }
+
+        $this->targetUrl = $url;
+
+        $this->setContent(
+            sprintf('<!DOCTYPE html>
+<html>
+    <head>
+        <meta charset="UTF-8" />
+        <meta http-equiv="refresh" content="0;url=\'%1$s\'" />
+
+        <title>正在跳转支付 %1$s</title>
+    </head>
+    <body>
+        <div id="redirect" style="display:none;">正在跳转支付 <a href="%1$s">%1$s</a></div>
+        <script type="text/javascript">
+            setTimeout(function(){
+                document.getElementById("redirect").style.display = "block";
+            }, 1000);
+        </script>
+    </body>
+</html>', htmlspecialchars($url, \ENT_QUOTES, 'UTF-8')));
+
+        $this->headers->set('Location', $url);
+
+        return $this;
+    }
+
+    public function jsonSerialize()
+    {
+        return $this->getContent();
+    }
+
+    public function serialize()
+    {
+        return serialize($this->content);
+    }
+
+    public function unserialize($serialized)
+    {
+        return $this->content = unserialize($serialized);
+    }
+}

+<?php
+
+namespace addons\epay\library;
+
+class Response extends \Symfony\Component\HttpFoundation\Response implements \JsonSerializable, \Serializable
+{
+    public function __toString()
+    {
+        return $this->getContent();
+    }
+
+    public function jsonSerialize()
+    {
+        return $this->getContent();
+    }
+
+    public function serialize()
+    {
+        return serialize($this->content);
+    }
+
+    public function unserialize($serialized)
+    {
+        return $this->content = unserialize($serialized);
+    }
+}

+<?php
+
+namespace addons\epay\library;
+
+use addons\third\model\Third;
+use app\common\library\Auth;
+use Exception;
+use think\Session;
+use Yansongda\Pay\Pay;
+use Yansongda\Supports\Str;
+
+/**
+ * 订单服务类
+ *
+ * @package addons\epay\library
+ */
+class Service
+{
+
+    /**
+     * 提交订单
+     * @param array|float $amount    订单金额
+     * @param string      $orderid   订单号
+     * @param string      $type      支付类型,可选alipay或wechat
+     * @param string      $title     订单标题
+     * @param string      $notifyurl 通知回调URL
+     * @param string      $returnurl 跳转返回URL
+     * @param string      $method    支付方法
+     * @return Response|RedirectResponse|Collection
+     * @throws Exception
+     */
+    public static function submitOrder($amount, $orderid = null, $type = null, $title = null, $notifyurl = null, $returnurl = null, $method = null, $openid = '')
+    {
+        if (!is_array($amount)) {
+            $params = [
+                'amount'    => $amount,
+                'orderid'   => $orderid,
+                'type'      => $type,
+                'title'     => $title,
+                'notifyurl' => $notifyurl,
+                'returnurl' => $returnurl,
+                'method'    => $method,
+                'openid'    => $openid,
+            ];
+        } else {
+            $params = $amount;
+        }
+        $type = isset($params['type']) && in_array($params['type'], ['alipay', 'wechat']) ? $params['type'] : 'wechat';
+        $method = isset($params['method']) ? $params['method'] : 'web';
+        $orderid = isset($params['orderid']) ? $params['orderid'] : date("YmdHis") . mt_rand(100000, 999999);
+        $amount = isset($params['amount']) ? $params['amount'] : 1;
+        $title = isset($params['title']) ? $params['title'] : "支付";
+        $auth_code = isset($params['auth_code']) ? $params['auth_code'] : '';
+        $openid = isset($params['openid']) ? $params['openid'] : '';
+
+        $request = request();
+        $notifyurl = isset($params['notifyurl']) ? $params['notifyurl'] : $request->root(true) . '/addons/epay/index/' . $type . 'notify';
+        $returnurl = isset($params['returnurl']) ? $params['returnurl'] : $request->root(true) . '/addons/epay/index/' . $type . 'return/out_trade_no/' . $orderid;
+        $html = '';
+        $config = Service::getConfig($type);
+        $config['notify_url'] = $notifyurl;
+        $config['return_url'] = $returnurl;
+        $isWechat = strpos($request->server('HTTP_USER_AGENT'), 'MicroMessenger') !== false;
+
+        $result = null;
+        if ($type == 'alipay') {
+            //如果是PC支付,判断当前环境,进行跳转
+            if ($method == 'web') {
+                //如果是微信环境或后台配置PC使用扫码支付
+                if ($isWechat || $config['scanpay']) {
+                    Session::set("alipayorderdata", $params);
+                    $url = addon_url('epay/api/alipay', [], true, true);
+                    return RedirectResponse::create($url);
+                } elseif ($request->isMobile()) {
+                    $method = 'wap';
+                }
+            }
+            //创建支付对象
+            $pay = Pay::alipay($config);
+            $params = [
+                'out_trade_no' => $orderid,//你的订单号
+                'total_amount' => $amount,//单位元
+                'subject'      => $title,
+            ];
+
+            switch ($method) {
+                case 'web':
+                    //电脑支付
+                    $result = $pay->web($params);
+                    break;
+                case 'wap':
+                    //手机网页支付
+                    $result = $pay->wap($params);
+                    break;
+                case 'app':
+                    //APP支付
+                    $result = $pay->app($params);
+                    break;
+                case 'scan':
+                    //扫码支付
+                    $result = $pay->scan($params);
+                    break;
+                case 'pos':
+                    //刷卡支付必须要有auth_code
+                    $params['auth_code'] = $auth_code;
+                    $result = $pay->pos($params);
+                    break;
+                case 'mini':
+                case 'miniapp':
+                    //小程序支付
+                    //小程序支付,直接返回字符串
+                    //小程序支付必须要有buyer_id，这里使用openid
+                    $params['buyer_id'] = $openid;
+                    $result = $pay->mini($params);
+                    break;
+                default:
+            }
+        } else {
+            //如果是PC支付,判断当前环境,进行跳转
+            if ($method == 'web') {
+                //如果是移动端，但不是微信环境
+                if ($request->isMobile() && !$isWechat) {
+                    $method = 'wap';
+                } else {
+                    Session::set("wechatorderdata", $params);
+                    $url = addon_url('epay/api/wechat', [], true, true);
+                    return RedirectResponse::create($url);
+                }
+            }
+
+            //创建支付对象
+            $pay = Pay::wechat($config);
+            $params = [
+                'out_trade_no' => $orderid,//你的订单号
+                'body'         => $title,
+                'total_fee'    => $amount * 100, //单位分
+            ];
+            switch ($method) {
+                //case 'web':
+                //    //电脑支付,跳转到自定义展示页面
+                //    $result = $pay->web($params);
+                //    break;
+                case 'mp':
+                    //公众号支付
+                    //公众号支付必须有openid
+                    $params['openid'] = $openid;
+                    $result = $pay->mp($params);
+                    break;
+                case 'wap':
+                    //手机网页支付,跳转
+                    $params['spbill_create_ip'] = $request->ip(0, false);
+                    $result = $pay->wap($params);
+                    break;
+                case 'app':
+                    //APP支付,直接返回字符串
+                    $result = $pay->app($params);
+                    break;
+                case 'scan':
+                    //扫码支付,直接返回字符串
+                    $result = $pay->scan($params);
+                    break;
+                case 'pos':
+                    //刷卡支付,直接返回字符串
+                    //刷卡支付必须要有auth_code
+                    $params['auth_code'] = $auth_code;
+                    $result = $pay->pos($params);
+                    break;
+                case 'mini':
+                case 'miniapp':
+                    //小程序支付,直接返回字符串
+                    //小程序支付必须要有openid
+                    $params['openid'] = $openid;
+                    $result = $pay->miniapp($params);
+                    break;
+                default:
+            }
+        }
+
+        //使用重写的Response类、RedirectResponse、Collection类
+        if ($result instanceof \Symfony\Component\HttpFoundation\RedirectResponse) {
+            $result = RedirectResponse::create($result->getTargetUrl());
+        } elseif ($result instanceof \Symfony\Component\HttpFoundation\Response) {
+            $result = Response::create($result->getContent());
+        } elseif ($result instanceof \Yansongda\Supports\Collection) {
+            $result = Collection::make($result->all());
+        }
+
+        return $result;
+    }
+
+    /**
+     * 验证回调是否成功
+     * @param string $type   支付类型
+     * @param array  $config 配置信息
+     * @return bool|\Yansongda\Pay\Gateways\Alipay|\Yansongda\Pay\Gateways\Wechat
+     */
+    public static function checkNotify($type, $config = [])
+    {
+        $type = strtolower($type);
+        if (!in_array($type, ['wechat', 'alipay'])) {
+            return false;
+        }
+        try {
+            $config = self::getConfig($type);
+            $pay = $type == 'wechat' ? Pay::wechat($config) : Pay::alipay($config);
+            $data = $pay->verify();
+
+            if ($type == 'alipay') {
+                if (in_array($data['trade_status'], ['TRADE_SUCCESS', 'TRADE_FINISHED'])) {
+                    return $pay;
+                }
+            } else {
+                return $pay;
+            }
+        } catch (Exception $e) {
+            return false;
+        }
+
+        return false;
+    }
+
+    /**
+     * 验证返回是否成功，请勿用于判断是否支付成功的逻辑验证
+     * 已弃用
+     *
+     * @param string $type   支付类型
+     * @param array  $config 配置信息
+     * @return bool
+     * @deprecated  已弃用，请勿用于逻辑验证
+     */
+    public static function checkReturn($type, $config = [])
+    {
+        //由于PC及移动端无法获取请求的参数信息，取消return验证，均返回true
+        return true;
+    }
+
+    /**
+     * 获取配置
+     * @param string $type 支付类型
+     * @return array|mixed
+     */
+    public static function getConfig($type = 'wechat')
+    {
+        $config = get_addon_config('epay');
+        $config = isset($config[$type]) ? $config[$type] : $config['wechat'];
+        if ($config['log']) {
+            $config['log'] = [
+                'file'  => LOG_PATH . 'epaylogs' . DS . $type . '-' . date("Y-m-d") . '.log',
+                'level' => 'debug'
+            ];
+        }
+        if (isset($config['cert_client']) && substr($config['cert_client'], 0, 8) == '/addons/') {
+            $config['cert_client'] = ROOT_PATH . str_replace('/', DS, substr($config['cert_client'], 1));
+        }
+        if (isset($config['cert_key']) && substr($config['cert_key'], 0, 8) == '/addons/') {
+            $config['cert_key'] = ROOT_PATH . str_replace('/', DS, substr($config['cert_key'], 1));
+        }
+        if (isset($config['app_cert_public_key']) && substr($config['app_cert_public_key'], 0, 8) == '/addons/') {
+            $config['app_cert_public_key'] = ROOT_PATH . str_replace('/', DS, substr($config['app_cert_public_key'], 1));
+        }
+        if (isset($config['alipay_root_cert']) && substr($config['alipay_root_cert'], 0, 8) == '/addons/') {
+            $config['alipay_root_cert'] = ROOT_PATH . str_replace('/', DS, substr($config['alipay_root_cert'], 1));
+        }
+        if (isset($config['ali_public_key']) && (Str::endsWith($config['ali_public_key'], '.crt') || Str::endsWith($config['ali_public_key'], '.pem'))) {
+            $config['ali_public_key'] = ROOT_PATH . str_replace('/', DS, substr($config['ali_public_key'], 1));
+        }
+        // 可选
+        $config['http'] = [
+            'timeout'         => 10,
+            'connect_timeout' => 10,
+            // 更多配置项请参考 [Guzzle](https://guzzle-cn.readthedocs.io/zh_CN/latest/request-options.html)
+        ];
+
+        $config['notify_url'] = empty($config['notify_url']) ? addon_url('epay/api/notifyx', [], false) . '/type/' . $type : $config['notify_url'];
+        $config['notify_url'] = !preg_match("/^(http:\/\/|https:\/\/)/i", $config['notify_url']) ? request()->root(true) . $config['notify_url'] : $config['notify_url'];
+        $config['return_url'] = empty($config['return_url']) ? addon_url('epay/api/returnx', [], false) . '/type/' . $type : $config['return_url'];
+        $config['return_url'] = !preg_match("/^(http:\/\/|https:\/\/)/i", $config['return_url']) ? request()->root(true) . $config['return_url'] : $config['return_url'];
+        return $config;
+    }
+
+    /**
+     * 获取微信Openid
+     *
+     * @return mixed|string
+     */
+    public static function getOpenid()
+    {
+        $config = self::getConfig('wechat');
+        $openid = '';
+        $auth = Auth::instance();
+        if ($auth->isLogin()) {
+            $third = get_addon_info('third');
+            if ($third && $third['state']) {
+                $thirdInfo = Third::where('user_id', $auth->id)->where('platform', 'wechat')->where('apptype', 'mp')->find();
+                $openid = $thirdInfo ? $thirdInfo['openid'] : '';
+            }
+        }
+        if (!$openid) {
+            $openid = Session::get("openid");
+
+            //如果未传openid，则去读取openid
+            if (!$openid) {
+                $wechat = new Wechat($config['app_id'], $config['app_secret']);
+                $openid = $wechat->getOpenid();
+            }
+        }
+        return $openid;
+    }
+
+}

+<?php
+
+namespace addons\epay\library;
+
+use fast\Http;
+use think\Cache;
+use think\Session;
+
+/**
+ * 微信授权
+ *
+ */
+class Wechat
+{
+    private $app_id = '';
+    private $app_secret = '';
+    private $scope = 'snsapi_userinfo';
+
+    public function __construct($app_id, $app_secret)
+    {
+        $this->app_id = $app_id;
+        $this->app_secret = $app_secret;
+    }
+
+    /**
+     * 获取微信授权链接
+     *
+     * @return string
+     */
+    public function getAuthorizeUrl()
+    {
+        $redirect_uri = addon_url('epay/api/wechat', [], true, true);
+        $redirect_uri = urlencode($redirect_uri);
+        $state = \fast\Random::alnum();
+        Session::set('state', $state);
+        return "https://open.weixin.qq.com/connect/oauth2/authorize?appid={$this->app_id}&redirect_uri={$redirect_uri}&response_type=code&scope={$this->scope}&state={$state}#wechat_redirect";
+    }
+
+    /**
+     * 获取微信openid
+     *
+     * @return mixed|string
+     */
+    public function getOpenid()
+    {
+        $openid = Session::get('openid');
+        if (!$openid) {
+            if (!isset($_GET['code'])) {
+                $url = $this->getAuthorizeUrl();
+
+                Header("Location: $url");
+                exit();
+            } else {
+                $state = Session::get('state');
+                if ($state == $_GET['state']) {
+                    $code = $_GET['code'];
+                    $token = $this->getAccessToken($code);
+                    if (!isset($token['openid']) && isset($token['errmsg'])) {
+                        exception($token['errmsg']);
+                    }
+                    $openid = isset($token['openid']) ? $token['openid'] : '';
+                    if ($openid) {
+                        Session::set("openid", $openid);
+                    }
+                }
+            }
+        }
+        return $openid;
+    }
+
+    /**
+     * 获取授权token网页授权
+     *
+     * @param string $code
+     * @return mixed|string
+     */
+    public function getAccessToken($code = '')
+    {
+        $params = [
+            'appid'      => $this->app_id,
+            'secret'     => $this->app_secret,
+            'code'       => $code,
+            'grant_type' => 'authorization_code'
+        ];
+        $ret = Http::sendRequest('https://api.weixin.qq.com/sns/oauth2/access_token', $params, 'GET');
+        if ($ret['ret']) {
+            $ar = json_decode($ret['msg'], true);
+            return $ar;
+        }
+        return [];
+    }
+
+    public function getJsticket($code = '')
+    {
+        $jsticket = Session::get('jsticket');
+        if (!$jsticket) {
+            $token = $this->getAccessToken($code);
+            $params = [
+                'access_token' => 'token',
+                'type'         => 'jsapi',
+            ];
+            $ret = Http::sendRequest('https://api.weixin.qq.com/cgi-bin/ticket/getticket', $params, 'GET');
+            if ($ret['ret']) {
+                $ar = json_decode($ret['msg'], true);
+                return $ar;
+            }
+        }
+        return $jsticket;
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Contracts;
+
+use Symfony\Component\HttpFoundation\Response;
+use Yansongda\Supports\Collection;
+
+interface GatewayApplicationInterface
+{
+    /**
+     * To pay.
+     *
+     * @author yansongda <me@yansonga.cn>
+     *
+     * @param string $gateway
+     * @param array  $params
+     *
+     * @return Collection|Response
+     */
+    public function pay($gateway, $params);
+
+    /**
+     * Query an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string|array $order
+     *
+     * @return Collection
+     */
+    public function find($order, string $type);
+
+    /**
+     * Refund an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @return Collection
+     */
+    public function refund(array $order);
+
+    /**
+     * Cancel an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string|array $order
+     *
+     * @return Collection
+     */
+    public function cancel($order);
+
+    /**
+     * Close an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string|array $order
+     *
+     * @return Collection
+     */
+    public function close($order);
+
+    /**
+     * Verify a request.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string|array|null $content
+     *
+     * @return Collection
+     */
+    public function verify($content, bool $refund);
+
+    /**
+     * Echo success to server.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @return Response
+     */
+    public function success();
+}

+<?php
+
+namespace Yansongda\Pay\Contracts;
+
+use Symfony\Component\HttpFoundation\Response;
+use Yansongda\Supports\Collection;
+
+interface GatewayInterface
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @return Collection|Response
+     */
+    public function pay($endpoint, array $payload);
+}

+<?php
+
+namespace Yansongda\Pay;
+
+use Exception;
+use Symfony\Component\EventDispatcher\EventDispatcher;
+use Symfony\Component\EventDispatcher\EventSubscriberInterface;
+use Symfony\Contracts\EventDispatcher\Event;
+
+/**
+ * @author yansongda <me@yansongda.cn>
+ *
+ * @method static Event dispatch(Event $event)                                Dispatches an event to all registered listeners
+ * @method static array getListeners($eventName = null)                       Gets the listeners of a specific event or all listeners sorted by descending priority.
+ * @method static int|void getListenerPriority($eventName, $listener)         Gets the listener priority for a specific event.
+ * @method static bool hasListeners($eventName = null)                        Checks whether an event has any registered listeners.
+ * @method static void addListener($eventName, $listener, $priority = 0)      Adds an event listener that listens on the specified events.
+ * @method static removeListener($eventName, $listener)                       Removes an event listener from the specified events.
+ * @method static void addSubscriber(EventSubscriberInterface $subscriber)    Adds an event subscriber.
+ * @method static void removeSubscriber(EventSubscriberInterface $subscriber)
+ */
+class Events
+{
+    /**
+     * dispatcher.
+     *
+     * @var EventDispatcher
+     */
+    protected static $dispatcher;
+
+    /**
+     * Forward call.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $method
+     * @param array  $args
+     *
+     * @throws Exception
+     *
+     * @return mixed
+     */
+    public static function __callStatic($method, $args)
+    {
+        return call_user_func_array([self::getDispatcher(), $method], $args);
+    }
+
+    /**
+     * Forward call.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $method
+     * @param array  $args
+     *
+     * @throws Exception
+     *
+     * @return mixed
+     */
+    public function __call($method, $args)
+    {
+        return call_user_func_array([self::getDispatcher(), $method], $args);
+    }
+
+    /**
+     * setDispatcher.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    public static function setDispatcher(EventDispatcher $dispatcher)
+    {
+        self::$dispatcher = $dispatcher;
+    }
+
+    /**
+     * getDispatcher.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    public static function getDispatcher(): EventDispatcher
+    {
+        if (self::$dispatcher) {
+            return self::$dispatcher;
+        }
+
+        return self::$dispatcher = self::createDispatcher();
+    }
+
+    /**
+     * createDispatcher.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    public static function createDispatcher(): EventDispatcher
+    {
+        return new EventDispatcher();
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Events;
+
+class ApiRequested extends Event
+{
+    /**
+     * Endpoint.
+     *
+     * @var string
+     */
+    public $endpoint;
+
+    /**
+     * Result.
+     *
+     * @var array
+     */
+    public $result;
+
+    /**
+     * Bootstrap.
+     */
+    public function __construct(string $driver, string $gateway, string $endpoint, array $result)
+    {
+        $this->endpoint = $endpoint;
+        $this->result = $result;
+
+        parent::__construct($driver, $gateway);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Events;
+
+class ApiRequesting extends Event
+{
+    /**
+     * Endpoint.
+     *
+     * @var string
+     */
+    public $endpoint;
+
+    /**
+     * Payload.
+     *
+     * @var array
+     */
+    public $payload;
+
+    /**
+     * Bootstrap.
+     */
+    public function __construct(string $driver, string $gateway, string $endpoint, array $payload)
+    {
+        $this->endpoint = $endpoint;
+        $this->payload = $payload;
+
+        parent::__construct($driver, $gateway);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Events;
+
+use Symfony\Contracts\EventDispatcher\Event as SymfonyEvent;
+
+class Event extends SymfonyEvent
+{
+    /**
+     * Driver.
+     *
+     * @var string
+     */
+    public $driver;
+
+    /**
+     * Method.
+     *
+     * @var string
+     */
+    public $gateway;
+
+    /**
+     * Extra attributes.
+     *
+     * @var mixed
+     */
+    public $attributes;
+
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    public function __construct(string $driver, string $gateway)
+    {
+        $this->driver = $driver;
+        $this->gateway = $gateway;
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Events;
+
+class MethodCalled extends Event
+{
+    /**
+     * endpoint.
+     *
+     * @var string
+     */
+    public $endpoint;
+
+    /**
+     * payload.
+     *
+     * @var array
+     */
+    public $payload;
+
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    public function __construct(string $driver, string $gateway, string $endpoint, array $payload = [])
+    {
+        $this->endpoint = $endpoint;
+        $this->payload = $payload;
+
+        parent::__construct($driver, $gateway);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Events;
+
+class PayStarted extends Event
+{
+    /**
+     * Endpoint.
+     *
+     * @var string
+     */
+    public $endpoint;
+
+    /**
+     * Payload.
+     *
+     * @var array
+     */
+    public $payload;
+
+    /**
+     * Bootstrap.
+     */
+    public function __construct(string $driver, string $gateway, string $endpoint, array $payload)
+    {
+        $this->endpoint = $endpoint;
+        $this->payload = $payload;
+
+        parent::__construct($driver, $gateway);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Events;
+
+class PayStarting extends Event
+{
+    /**
+     * Params.
+     *
+     * @var array
+     */
+    public $params;
+
+    /**
+     * Bootstrap.
+     */
+    public function __construct(string $driver, string $gateway, array $params)
+    {
+        $this->params = $params;
+
+        parent::__construct($driver, $gateway);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Events;
+
+class RequestReceived extends Event
+{
+    /**
+     * Received data.
+     *
+     * @var array
+     */
+    public $data;
+
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    public function __construct(string $driver, string $gateway, array $data)
+    {
+        $this->data = $data;
+
+        parent::__construct($driver, $gateway);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Events;
+
+class SignFailed extends Event
+{
+    /**
+     * Received data.
+     *
+     * @var array
+     */
+    public $data;
+
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    public function __construct(string $driver, string $gateway, array $data)
+    {
+        $this->data = $data;
+
+        parent::__construct($driver, $gateway);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Exceptions;
+
+class BusinessException extends GatewayException
+{
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansonga.cn>
+     *
+     * @param string       $message
+     * @param array|string $raw
+     */
+    public function __construct($message, $raw = [])
+    {
+        parent::__construct('ERROR_BUSINESS: '.$message, $raw, self::ERROR_BUSINESS);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Exceptions;
+
+class Exception extends \Exception
+{
+    const UNKNOWN_ERROR = 9999;
+
+    const INVALID_GATEWAY = 1;
+
+    const INVALID_CONFIG = 2;
+
+    const INVALID_ARGUMENT = 3;
+
+    const ERROR_GATEWAY = 4;
+
+    const INVALID_SIGN = 5;
+
+    const ERROR_BUSINESS = 6;
+
+    /**
+     * Raw error info.
+     *
+     * @var array
+     */
+    public $raw;
+
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansonga.cn>
+     *
+     * @param string       $message
+     * @param array|string $raw
+     * @param int|string   $code
+     */
+    public function __construct($message = '', $raw = [], $code = self::UNKNOWN_ERROR)
+    {
+        $message = '' === $message ? 'Unknown Error' : $message;
+        $this->raw = is_array($raw) ? $raw : [$raw];
+
+        parent::__construct($message, intval($code));
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Exceptions;
+
+class GatewayException extends Exception
+{
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansonga.cn>
+     *
+     * @param string       $message
+     * @param array|string $raw
+     * @param int          $code
+     */
+    public function __construct($message, $raw = [], $code = self::ERROR_GATEWAY)
+    {
+        parent::__construct('ERROR_GATEWAY: '.$message, $raw, $code);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Exceptions;
+
+class InvalidArgumentException extends Exception
+{
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansonga.cn>
+     *
+     * @param string       $message
+     * @param array|string $raw
+     */
+    public function __construct($message, $raw = [])
+    {
+        parent::__construct('INVALID_ARGUMENT: '.$message, $raw, self::INVALID_ARGUMENT);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Exceptions;
+
+class InvalidConfigException extends Exception
+{
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansonga.cn>
+     *
+     * @param string       $message
+     * @param array|string $raw
+     */
+    public function __construct($message, $raw = [])
+    {
+        parent::__construct('INVALID_CONFIG: '.$message, $raw, self::INVALID_CONFIG);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Exceptions;
+
+class InvalidGatewayException extends Exception
+{
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansonga.cn>
+     *
+     * @param string       $message
+     * @param array|string $raw
+     */
+    public function __construct($message, $raw = [])
+    {
+        parent::__construct('INVALID_GATEWAY: '.$message, $raw, self::INVALID_GATEWAY);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Exceptions;
+
+class InvalidSignException extends Exception
+{
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansonga.cn>
+     *
+     * @param string       $message
+     * @param array|string $raw
+     */
+    public function __construct($message, $raw = [])
+    {
+        parent::__construct('INVALID_SIGN: '.$message, $raw, self::INVALID_SIGN);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways;
+
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Yansongda\Pay\Contracts\GatewayApplicationInterface;
+use Yansongda\Pay\Contracts\GatewayInterface;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidConfigException;
+use Yansongda\Pay\Exceptions\InvalidGatewayException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Pay\Gateways\Alipay\Support;
+use Yansongda\Supports\Collection;
+use Yansongda\Supports\Config;
+use Yansongda\Supports\Str;
+
+/**
+ * @method Response   app(array $config)      APP 支付
+ * @method Collection pos(array $config)      刷卡支付
+ * @method Collection scan(array $config)     扫码支付
+ * @method Collection transfer(array $config) 帐户转账
+ * @method Response   wap(array $config)      手机网站支付
+ * @method Response   web(array $config)      电脑支付
+ * @method Collection mini(array $config)     小程序支付
+ */
+class Alipay implements GatewayApplicationInterface
+{
+    /**
+     * Const mode_normal.
+     */
+    const MODE_NORMAL = 'normal';
+
+    /**
+     * Const mode_dev.
+     */
+    const MODE_DEV = 'dev';
+
+    /**
+     * Const mode_service.
+     */
+    const MODE_SERVICE = 'service';
+
+    /**
+     * Const url.
+     */
+    const URL = [
+        self::MODE_NORMAL => 'https://openapi.alipay.com/gateway.do?charset=utf-8',
+        self::MODE_DEV => 'https://openapi.alipaydev.com/gateway.do?charset=utf-8',
+    ];
+
+    /**
+     * Alipay payload.
+     *
+     * @var array
+     */
+    protected $payload;
+
+    /**
+     * Alipay gateway.
+     *
+     * @var string
+     */
+    protected $gateway;
+
+    /**
+     * extends.
+     *
+     * @var array
+     */
+    protected $extends;
+
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws \Exception
+     */
+    public function __construct(Config $config)
+    {
+        $this->gateway = Support::create($config)->getBaseUri();
+        $this->payload = [
+            'app_id' => $config->get('app_id'),
+            'method' => '',
+            'format' => 'JSON',
+            'charset' => 'utf-8',
+            'sign_type' => 'RSA2',
+            'version' => '1.0',
+            'return_url' => $config->get('return_url'),
+            'notify_url' => $config->get('notify_url'),
+            'timestamp' => date('Y-m-d H:i:s'),
+            'sign' => '',
+            'biz_content' => '',
+            'app_auth_token' => $config->get('app_auth_token'),
+        ];
+
+        if ($config->get('app_cert_public_key') && $config->get('alipay_root_cert')) {
+            $this->payload['app_cert_sn'] = Support::getCertSN($config->get('app_cert_public_key'));
+            $this->payload['alipay_root_cert_sn'] = Support::getRootCertSN($config->get('alipay_root_cert'));
+        }
+    }
+
+    /**
+     * Magic pay.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $method
+     * @param array  $params
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidConfigException
+     * @throws InvalidGatewayException
+     * @throws InvalidSignException
+     *
+     * @return Response|Collection
+     */
+    public function __call($method, $params)
+    {
+        if (isset($this->extends[$method])) {
+            return $this->makeExtend($method, ...$params);
+        }
+
+        return $this->pay($method, ...$params);
+    }
+
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $gateway
+     * @param array  $params
+     *
+     * @throws InvalidGatewayException
+     *
+     * @return Response|Collection
+     */
+    public function pay($gateway, $params = [])
+    {
+        Events::dispatch(new Events\PayStarting('Alipay', $gateway, $params));
+
+        $this->payload['return_url'] = $params['return_url'] ?? $this->payload['return_url'];
+        $this->payload['notify_url'] = $params['notify_url'] ?? $this->payload['notify_url'];
+
+        unset($params['return_url'], $params['notify_url']);
+
+        $this->payload['biz_content'] = json_encode($params);
+
+        $gateway = get_class($this).'\\'.Str::studly($gateway).'Gateway';
+
+        if (class_exists($gateway)) {
+            return $this->makePay($gateway);
+        }
+
+        throw new InvalidGatewayException("Pay Gateway [{$gateway}] not exists");
+    }
+
+    /**
+     * Verify sign.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param array|null $data
+     *
+     * @throws InvalidSignException
+     * @throws InvalidConfigException
+     */
+    public function verify($data = null, bool $refund = false): Collection
+    {
+        if (is_null($data)) {
+            $request = Request::createFromGlobals();
+
+            $data = $request->request->count() > 0 ? $request->request->all() : $request->query->all();
+        }
+
+        if (isset($data['fund_bill_list'])) {
+            $data['fund_bill_list'] = htmlspecialchars_decode($data['fund_bill_list']);
+        }
+
+        Events::dispatch(new Events\RequestReceived('Alipay', '', $data));
+
+        if (Support::verifySign($data)) {
+            return new Collection($data);
+        }
+
+        Events::dispatch(new Events\SignFailed('Alipay', '', $data));
+
+        throw new InvalidSignException('Alipay Sign Verify FAILED', $data);
+    }
+
+    /**
+     * Query an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string|array $order
+     *
+     * @throws GatewayException
+     * @throws InvalidConfigException
+     * @throws InvalidSignException
+     */
+    public function find($order, string $type = 'wap'): Collection
+    {
+        $gateway = get_class($this).'\\'.Str::studly($type).'Gateway';
+
+        if (!class_exists($gateway) || !is_callable([new $gateway(), 'find'])) {
+            throw new GatewayException("{$gateway} Done Not Exist Or Done Not Has FIND Method");
+        }
+
+        $config = call_user_func([new $gateway(), 'find'], $order);
+
+        $this->payload['method'] = $config['method'];
+        $this->payload['biz_content'] = $config['biz_content'];
+        $this->payload['sign'] = Support::generateSign($this->payload);
+
+        Events::dispatch(new Events\MethodCalled('Alipay', 'Find', $this->gateway, $this->payload));
+
+        return Support::requestApi($this->payload);
+    }
+
+    /**
+     * Refund an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws GatewayException
+     * @throws InvalidConfigException
+     * @throws InvalidSignException
+     */
+    public function refund(array $order): Collection
+    {
+        $this->payload['method'] = 'alipay.trade.refund';
+        $this->payload['biz_content'] = json_encode($order);
+        $this->payload['sign'] = Support::generateSign($this->payload);
+
+        Events::dispatch(new Events\MethodCalled('Alipay', 'Refund', $this->gateway, $this->payload));
+
+        return Support::requestApi($this->payload);
+    }
+
+    /**
+     * Cancel an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param array|string $order
+     *
+     * @throws GatewayException
+     * @throws InvalidConfigException
+     * @throws InvalidSignException
+     */
+    public function cancel($order): Collection
+    {
+        $this->payload['method'] = 'alipay.trade.cancel';
+        $this->payload['biz_content'] = json_encode(is_array($order) ? $order : ['out_trade_no' => $order]);
+        $this->payload['sign'] = Support::generateSign($this->payload);
+
+        Events::dispatch(new Events\MethodCalled('Alipay', 'Cancel', $this->gateway, $this->payload));
+
+        return Support::requestApi($this->payload);
+    }
+
+    /**
+     * Close an order.
+     *
+     * @param string|array $order
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws GatewayException
+     * @throws InvalidConfigException
+     * @throws InvalidSignException
+     */
+    public function close($order): Collection
+    {
+        $this->payload['method'] = 'alipay.trade.close';
+        $this->payload['biz_content'] = json_encode(is_array($order) ? $order : ['out_trade_no' => $order]);
+        $this->payload['sign'] = Support::generateSign($this->payload);
+
+        Events::dispatch(new Events\MethodCalled('Alipay', 'Close', $this->gateway, $this->payload));
+
+        return Support::requestApi($this->payload);
+    }
+
+    /**
+     * Download bill.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string|array $bill
+     *
+     * @throws GatewayException
+     * @throws InvalidConfigException
+     * @throws InvalidSignException
+     */
+    public function download($bill): string
+    {
+        $this->payload['method'] = 'alipay.data.dataservice.bill.downloadurl.query';
+        $this->payload['biz_content'] = json_encode(is_array($bill) ? $bill : ['bill_type' => 'trade', 'bill_date' => $bill]);
+        $this->payload['sign'] = Support::generateSign($this->payload);
+
+        Events::dispatch(new Events\MethodCalled('Alipay', 'Download', $this->gateway, $this->payload));
+
+        $result = Support::requestApi($this->payload);
+
+        return ($result instanceof Collection) ? $result->get('bill_download_url') : '';
+    }
+
+    /**
+     * Reply success to alipay.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    public function success(): Response
+    {
+        Events::dispatch(new Events\MethodCalled('Alipay', 'Success', $this->gateway));
+
+        return new Response('success');
+    }
+
+    /**
+     * extend.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws GatewayException
+     * @throws InvalidConfigException
+     * @throws InvalidSignException
+     * @throws InvalidArgumentException
+     */
+    public function extend(string $method, callable $function, bool $now = true): ?Collection
+    {
+        if (!$now && !method_exists($this, $method)) {
+            $this->extends[$method] = $function;
+
+            return null;
+        }
+
+        $customize = $function($this->payload);
+
+        if (!is_array($customize) && !($customize instanceof Collection)) {
+            throw new InvalidArgumentException('Return Type Must Be Array Or Collection');
+        }
+
+        Events::dispatch(new Events\MethodCalled('Alipay', 'extend', $this->gateway, $customize));
+
+        if (is_array($customize)) {
+            $this->payload = $customize;
+            $this->payload['sign'] = Support::generateSign($this->payload);
+
+            return Support::requestApi($this->payload);
+        }
+
+        return $customize;
+    }
+
+    /**
+     * Make pay gateway.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws InvalidGatewayException
+     *
+     * @return Response|Collection
+     */
+    protected function makePay(string $gateway)
+    {
+        $app = new $gateway();
+
+        if ($app instanceof GatewayInterface) {
+            return $app->pay($this->gateway, array_filter($this->payload, function ($value) {
+                return '' !== $value && !is_null($value);
+            }));
+        }
+
+        throw new InvalidGatewayException("Pay Gateway [{$gateway}] Must Be An Instance Of GatewayInterface");
+    }
+
+    /**
+     * makeExtend.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidConfigException
+     * @throws InvalidSignException
+     */
+    protected function makeExtend(string $method, array ...$params): Collection
+    {
+        $params = count($params) >= 1 ? $params[0] : $params;
+
+        $function = $this->extends[$method];
+
+        $customize = $function($this->payload, $params);
+
+        if (!is_array($customize) && !($customize instanceof Collection)) {
+            throw new InvalidArgumentException('Return Type Must Be Array Or Collection');
+        }
+
+        Events::dispatch(new Events\MethodCalled(
+            'Alipay',
+            'extend - '.$method,
+            $this->gateway,
+            is_array($customize) ? $customize : $customize->toArray()
+        ));
+
+        if (is_array($customize)) {
+            $this->payload = $customize;
+            $this->payload['sign'] = Support::generateSign($this->payload);
+
+            return Support::requestApi($this->payload);
+        }
+
+        return $customize;
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Alipay;
+
+use Symfony\Component\HttpFoundation\Response;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidConfigException;
+use Yansongda\Pay\Gateways\Alipay;
+
+class AppGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws InvalidConfigException
+     * @throws InvalidArgumentException
+     */
+    public function pay($endpoint, array $payload): Response
+    {
+        $payload['method'] = 'alipay.trade.app.pay';
+
+        $biz_array = json_decode($payload['biz_content'], true);
+        if ((Alipay::MODE_SERVICE === $this->mode) && (!empty(Support::getInstance()->pid))) {
+            $biz_array['extend_params'] = is_array($biz_array['extend_params']) ? array_merge(['sys_service_provider_id' => Support::getInstance()->pid], $biz_array['extend_params']) : ['sys_service_provider_id' => Support::getInstance()->pid];
+        }
+        $payload['biz_content'] = json_encode(array_merge($biz_array, ['product_code' => 'QUICK_MSECURITY_PAY']));
+        $payload['sign'] = Support::generateSign($payload);
+
+        Events::dispatch(new Events\PayStarted('Alipay', 'App', $endpoint, $payload));
+
+        return new Response(http_build_query($payload));
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Alipay;
+
+use Yansongda\Pay\Contracts\GatewayInterface;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Supports\Collection;
+
+abstract class Gateway implements GatewayInterface
+{
+    /**
+     * Mode.
+     *
+     * @var string
+     */
+    protected $mode;
+
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws InvalidArgumentException
+     */
+    public function __construct()
+    {
+        $this->mode = Support::getInstance()->mode;
+    }
+
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @return Collection
+     */
+    abstract public function pay($endpoint, array $payload);
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Alipay;
+
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidConfigException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Pay\Gateways\Alipay;
+use Yansongda\Supports\Collection;
+
+class MiniGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author xiaozan <i@xiaozan.me>
+     *
+     * @param string $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidConfigException
+     * @throws InvalidSignException
+     *
+     * @see https://docs.alipay.com/mini/introduce/pay
+     */
+    public function pay($endpoint, array $payload): Collection
+    {
+        $biz_array = json_decode($payload['biz_content'], true);
+        if (empty($biz_array['buyer_id'])) {
+            throw new InvalidArgumentException('buyer_id required');
+        }
+        if ((Alipay::MODE_SERVICE === $this->mode) && (!empty(Support::getInstance()->pid))) {
+            $biz_array['extend_params'] = is_array($biz_array['extend_params']) ? array_merge(['sys_service_provider_id' => Support::getInstance()->pid], $biz_array['extend_params']) : ['sys_service_provider_id' => Support::getInstance()->pid];
+        }
+        $payload['biz_content'] = json_encode($biz_array);
+        $payload['method'] = 'alipay.trade.create';
+        $payload['sign'] = Support::generateSign($payload);
+
+        Events::dispatch(new Events\PayStarted('Alipay', 'Mini', $endpoint, $payload));
+
+        return Support::requestApi($payload);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Alipay;
+
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidConfigException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Pay\Gateways\Alipay;
+use Yansongda\Supports\Collection;
+
+class PosGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws InvalidArgumentException
+     * @throws GatewayException
+     * @throws InvalidConfigException
+     * @throws InvalidSignException
+     */
+    public function pay($endpoint, array $payload): Collection
+    {
+        $payload['method'] = 'alipay.trade.pay';
+        $biz_array = json_decode($payload['biz_content'], true);
+        if ((Alipay::MODE_SERVICE === $this->mode) && (!empty(Support::getInstance()->pid))) {
+            $biz_array['extend_params'] = is_array($biz_array['extend_params']) ? array_merge(['sys_service_provider_id' => Support::getInstance()->pid], $biz_array['extend_params']) : ['sys_service_provider_id' => Support::getInstance()->pid];
+        }
+        $payload['biz_content'] = json_encode(array_merge(
+            $biz_array,
+            [
+                'product_code' => 'FACE_TO_FACE_PAYMENT',
+                'scene' => 'bar_code',
+            ]
+        ));
+        $payload['sign'] = Support::generateSign($payload);
+
+        Events::dispatch(new Events\PayStarted('Alipay', 'Pos', $endpoint, $payload));
+
+        return Support::requestApi($payload);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Alipay;
+
+class RefundGateway
+{
+    /**
+     * Find.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param $order
+     */
+    public function find($order): array
+    {
+        return [
+            'method' => 'alipay.trade.fastpay.refund.query',
+            'biz_content' => json_encode(is_array($order) ? $order : ['out_trade_no' => $order]),
+        ];
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Alipay;
+
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidConfigException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Pay\Gateways\Alipay;
+use Yansongda\Supports\Collection;
+
+class ScanGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidConfigException
+     * @throws InvalidSignException
+     */
+    public function pay($endpoint, array $payload): Collection
+    {
+        $payload['method'] = 'alipay.trade.precreate';
+        $biz_array = json_decode($payload['biz_content'], true);
+        if ((Alipay::MODE_SERVICE === $this->mode) && (!empty(Support::getInstance()->pid))) {
+            $biz_array['extend_params'] = is_array($biz_array['extend_params']) ? array_merge(['sys_service_provider_id' => Support::getInstance()->pid], $biz_array['extend_params']) : ['sys_service_provider_id' => Support::getInstance()->pid];
+        }
+        $payload['biz_content'] = json_encode(array_merge($biz_array, ['product_code' => '']));
+        $payload['sign'] = Support::generateSign($payload);
+
+        Events::dispatch(new Events\PayStarted('Alipay', 'Scan', $endpoint, $payload));
+
+        return Support::requestApi($payload);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Alipay;
+
+use Exception;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidConfigException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Pay\Gateways\Alipay;
+use Yansongda\Pay\Log;
+use Yansongda\Supports\Arr;
+use Yansongda\Supports\Collection;
+use Yansongda\Supports\Config;
+use Yansongda\Supports\Str;
+use Yansongda\Supports\Traits\HasHttpRequest;
+
+/**
+ * @author yansongda <me@yansongda.cn>
+ *
+ * @property string app_id alipay app_id
+ * @property string ali_public_key
+ * @property string private_key
+ * @property array http http options
+ * @property string mode current mode
+ * @property array log log options
+ * @property string pid ali pid
+ */
+class Support
+{
+    use HasHttpRequest;
+
+    /**
+     * Alipay gateway.
+     *
+     * @var string
+     */
+    protected $baseUri;
+
+    /**
+     * Config.
+     *
+     * @var Config
+     */
+    protected $config;
+
+    /**
+     * Instance.
+     *
+     * @var Support
+     */
+    private static $instance;
+
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    private function __construct(Config $config)
+    {
+        $this->baseUri = Alipay::URL[$config->get('mode', Alipay::MODE_NORMAL)];
+        $this->config = $config;
+
+        $this->setHttpOptions();
+    }
+
+    /**
+     * __get.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param $key
+     *
+     * @return mixed|Config|null
+     */
+    public function __get($key)
+    {
+        return $this->getConfig($key);
+    }
+
+    /**
+     * create.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @return Support
+     */
+    public static function create(Config $config)
+    {
+        if ('cli' === php_sapi_name() || !(self::$instance instanceof self)) {
+            self::$instance = new self($config);
+        }
+
+        return self::$instance;
+    }
+
+    /**
+     * getInstance.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws InvalidArgumentException
+     *
+     * @return Support
+     */
+    public static function getInstance()
+    {
+        if (is_null(self::$instance)) {
+            throw new InvalidArgumentException('You Should [Create] First Before Using');
+        }
+
+        return self::$instance;
+    }
+
+    /**
+     * clear.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    public function clear()
+    {
+        self::$instance = null;
+    }
+
+    /**
+     * Get Alipay API result.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws GatewayException
+     * @throws InvalidConfigException
+     * @throws InvalidSignException
+     */
+    public static function requestApi(array $data): Collection
+    {
+        Events::dispatch(new Events\ApiRequesting('Alipay', '', self::$instance->getBaseUri(), $data));
+
+        $data = array_filter($data, function ($value) {
+            return ('' == $value || is_null($value)) ? false : true;
+        });
+
+        $result = json_decode(self::$instance->post('', $data), true);
+
+        Events::dispatch(new Events\ApiRequested('Alipay', '', self::$instance->getBaseUri(), $result));
+
+        return self::processingApiResult($data, $result);
+    }
+
+    /**
+     * Generate sign.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws InvalidConfigException
+     */
+    public static function generateSign(array $params): string
+    {
+        $privateKey = self::$instance->private_key;
+
+        if (is_null($privateKey)) {
+            throw new InvalidConfigException('Missing Alipay Config -- [private_key]');
+        }
+
+        if (Str::endsWith($privateKey, '.pem')) {
+            $privateKey = openssl_pkey_get_private(
+                Str::startsWith($privateKey, 'file://') ? $privateKey : 'file://'.$privateKey
+            );
+        } else {
+            $privateKey = "-----BEGIN RSA PRIVATE KEY-----\n".
+                wordwrap($privateKey, 64, "\n", true).
+                "\n-----END RSA PRIVATE KEY-----";
+        }
+
+        openssl_sign(self::getSignContent($params), $sign, $privateKey, OPENSSL_ALGO_SHA256);
+
+        $sign = base64_encode($sign);
+
+        Log::debug('Alipay Generate Sign', [$params, $sign]);
+
+        if (is_resource($privateKey)) {
+            openssl_free_key($privateKey);
+        }
+
+        return $sign;
+    }
+
+    /**
+     * Verify sign.
+     *
+     * @author yansongda <me@yansonga.cn>
+     *
+     * @param bool        $sync
+     * @param string|null $sign
+     *
+     * @throws InvalidConfigException
+     */
+    public static function verifySign(array $data, $sync = false, $sign = null): bool
+    {
+        $publicKey = self::$instance->ali_public_key;
+
+        if (is_null($publicKey)) {
+            throw new InvalidConfigException('Missing Alipay Config -- [ali_public_key]');
+        }
+
+        if (Str::endsWith($publicKey, '.crt')) {
+            $publicKey = file_get_contents($publicKey);
+        } elseif (Str::endsWith($publicKey, '.pem')) {
+            $publicKey = openssl_pkey_get_public(
+                Str::startsWith($publicKey, 'file://') ? $publicKey : 'file://'.$publicKey
+            );
+        } else {
+            $publicKey = "-----BEGIN PUBLIC KEY-----\n".
+                wordwrap($publicKey, 64, "\n", true).
+                "\n-----END PUBLIC KEY-----";
+        }
+
+        $sign = $sign ?? $data['sign'];
+
+        $toVerify = $sync ? json_encode($data, JSON_UNESCAPED_UNICODE) : self::getSignContent($data, true);
+
+        $isVerify = 1 === openssl_verify($toVerify, base64_decode($sign), $publicKey, OPENSSL_ALGO_SHA256);
+
+        if (is_resource($publicKey)) {
+            openssl_free_key($publicKey);
+        }
+
+        return $isVerify;
+    }
+
+    /**
+     * Get signContent that is to be signed.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param bool $verify
+     */
+    public static function getSignContent(array $data, $verify = false): string
+    {
+        ksort($data);
+
+        $stringToBeSigned = '';
+        foreach ($data as $k => $v) {
+            if ($verify && 'sign' != $k && 'sign_type' != $k) {
+                $stringToBeSigned .= $k.'='.$v.'&';
+            }
+            if (!$verify && '' !== $v && !is_null($v) && 'sign' != $k && '@' != substr($v, 0, 1)) {
+                $stringToBeSigned .= $k.'='.$v.'&';
+            }
+        }
+
+        Log::debug('Alipay Generate Sign Content Before Trim', [$data, $stringToBeSigned]);
+
+        return trim($stringToBeSigned, '&');
+    }
+
+    /**
+     * Convert encoding.
+     *
+     * @author yansongda <me@yansonga.cn>
+     *
+     * @param string|array $data
+     * @param string       $to
+     * @param string       $from
+     */
+    public static function encoding($data, $to = 'utf-8', $from = 'gb2312'): array
+    {
+        return Arr::encoding((array) $data, $to, $from);
+    }
+
+    /**
+     * Get service config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string|null $key
+     * @param mixed|null  $default
+     *
+     * @return mixed|null
+     */
+    public function getConfig($key = null, $default = null)
+    {
+        if (is_null($key)) {
+            return $this->config->all();
+        }
+
+        if ($this->config->has($key)) {
+            return $this->config[$key];
+        }
+
+        return $default;
+    }
+
+    /**
+     * Get Base Uri.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @return string
+     */
+    public function getBaseUri()
+    {
+        return $this->baseUri;
+    }
+
+    /**
+     * 生成应用证书SN.
+     *
+     * @author 大冰 https://sbing.vip/archives/2019-new-alipay-php-docking.html
+     *
+     * @param $certPath
+     *
+     * @throws /Exception
+     */
+    public static function getCertSN($certPath): string
+    {
+        if (!is_file($certPath)) {
+            throw new Exception('unknown certPath -- [getCertSN]');
+        }
+        $x509data = file_get_contents($certPath);
+        if (false === $x509data) {
+            throw new Exception('Alipay CertSN Error -- [getCertSN]');
+        }
+        openssl_x509_read($x509data);
+        $certdata = openssl_x509_parse($x509data);
+        if (empty($certdata)) {
+            throw new Exception('Alipay openssl_x509_parse Error -- [getCertSN]');
+        }
+        $issuer_arr = [];
+        foreach ($certdata['issuer'] as $key => $val) {
+            $issuer_arr[] = $key.'='.$val;
+        }
+        $issuer = implode(',', array_reverse($issuer_arr));
+        Log::debug('getCertSN:', [$certPath, $issuer, $certdata['serialNumber']]);
+
+        return md5($issuer.$certdata['serialNumber']);
+    }
+
+    /**
+     * 生成支付宝根证书SN.
+     *
+     * @author 大冰 https://sbing.vip/archives/2019-new-alipay-php-docking.html
+     *
+     * @param $certPath
+     *
+     * @return string
+     *
+     * @throws /Exception
+     */
+    public static function getRootCertSN($certPath)
+    {
+        if (!is_file($certPath)) {
+            throw new Exception('unknown certPath -- [getRootCertSN]');
+        }
+        $x509data = file_get_contents($certPath);
+        if (false === $x509data) {
+            throw new Exception('Alipay CertSN Error -- [getRootCertSN]');
+        }
+        $kCertificateEnd = '-----END CERTIFICATE-----';
+        $certStrList = explode($kCertificateEnd, $x509data);
+        $md5_arr = [];
+        foreach ($certStrList as $one) {
+            if (!empty(trim($one))) {
+                $_x509data = $one.$kCertificateEnd;
+                openssl_x509_read($_x509data);
+                $_certdata = openssl_x509_parse($_x509data);
+                if (in_array($_certdata['signatureTypeSN'], ['RSA-SHA256', 'RSA-SHA1'])) {
+                    $issuer_arr = [];
+                    foreach ($_certdata['issuer'] as $key => $val) {
+                        $issuer_arr[] = $key.'='.$val;
+                    }
+                    $_issuer = implode(',', array_reverse($issuer_arr));
+                    if (0 === strpos($_certdata['serialNumber'], '0x')) {
+                        $serialNumber = self::bchexdec($_certdata['serialNumber']);
+                    } else {
+                        $serialNumber = $_certdata['serialNumber'];
+                    }
+                    $md5_arr[] = md5($_issuer.$serialNumber);
+                    Log::debug('getRootCertSN Sub:', [$certPath, $_issuer, $serialNumber]);
+                }
+            }
+        }
+
+        return implode('_', $md5_arr);
+    }
+
+    /**
+     * processingApiResult.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param $data
+     * @param $result
+     *
+     * @throws GatewayException
+     * @throws InvalidConfigException
+     * @throws InvalidSignException
+     */
+    protected static function processingApiResult($data, $result): Collection
+    {
+        $method = str_replace('.', '_', $data['method']).'_response';
+
+        if (!isset($result['sign']) || '10000' != $result[$method]['code']) {
+            throw new GatewayException('Get Alipay API Error:'.$result[$method]['msg'].(isset($result[$method]['sub_code']) ? (' - '.$result[$method]['sub_code']) : ''), $result);
+        }
+
+        if (self::verifySign($result[$method], true, $result['sign'])) {
+            return new Collection($result[$method]);
+        }
+
+        Events::dispatch(new Events\SignFailed('Alipay', '', $result));
+
+        throw new InvalidSignException('Alipay Sign Verify FAILED', $result);
+    }
+
+    /**
+     * Set Http options.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function setHttpOptions(): self
+    {
+        if ($this->config->has('http') && is_array($this->config->get('http'))) {
+            $this->config->forget('http.base_uri');
+            $this->httpOptions = $this->config->get('http');
+        }
+
+        return $this;
+    }
+
+    /**
+     * 0x转高精度数字.
+     *
+     * @author 大冰 https://sbing.vip/archives/2019-new-alipay-php-docking.html
+     *
+     * @param $hex
+     *
+     * @return int|string
+     */
+    private static function bchexdec($hex)
+    {
+        $dec = 0;
+        $len = strlen($hex);
+        for ($i = 1; $i <= $len; ++$i) {
+            if (ctype_xdigit($hex[$i - 1])) {
+                $dec = bcadd($dec, bcmul(strval(hexdec($hex[$i - 1])), bcpow('16', strval($len - $i))));
+            }
+        }
+
+        return str_replace('.00', '', $dec);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Alipay;
+
+use Yansongda\Pay\Contracts\GatewayInterface;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidConfigException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Supports\Collection;
+
+class TransferGateway implements GatewayInterface
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidConfigException
+     * @throws InvalidSignException
+     */
+    public function pay($endpoint, array $payload): Collection
+    {
+        $payload['method'] = 'alipay.fund.trans.uni.transfer';
+        $payload['sign'] = Support::generateSign($payload);
+
+        Events::dispatch(new Events\PayStarted('Alipay', 'Transfer', $endpoint, $payload));
+
+        return Support::requestApi($payload);
+    }
+
+    /**
+     * Find.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param $order
+     */
+    public function find($order): array
+    {
+        return [
+            'method' => 'alipay.fund.trans.order.query',
+            'biz_content' => json_encode(is_array($order) ? $order : ['out_biz_no' => $order]),
+        ];
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Alipay;
+
+class WapGateway extends WebGateway
+{
+    /**
+     * Get method config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function getMethod(): string
+    {
+        return 'alipay.trade.wap.pay';
+    }
+
+    /**
+     * Get productCode config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function getProductCode(): string
+    {
+        return 'QUICK_WAP_WAY';
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Alipay;
+
+use Symfony\Component\HttpFoundation\RedirectResponse;
+use Symfony\Component\HttpFoundation\Response;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidConfigException;
+use Yansongda\Pay\Gateways\Alipay;
+
+class WebGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws InvalidConfigException
+     * @throws InvalidArgumentException
+     */
+    public function pay($endpoint, array $payload): Response
+    {
+        $biz_array = json_decode($payload['biz_content'], true);
+        $biz_array['product_code'] = $this->getProductCode();
+
+        $method = $biz_array['http_method'] ?? 'POST';
+
+        unset($biz_array['http_method']);
+        if ((Alipay::MODE_SERVICE === $this->mode) && (!empty(Support::getInstance()->pid))) {
+            $biz_array['extend_params'] = is_array($biz_array['extend_params']) ? array_merge(['sys_service_provider_id' => Support::getInstance()->pid], $biz_array['extend_params']) : ['sys_service_provider_id' => Support::getInstance()->pid];
+        }
+        $payload['method'] = $this->getMethod();
+        $payload['biz_content'] = json_encode($biz_array);
+        $payload['sign'] = Support::generateSign($payload);
+
+        Events::dispatch(new Events\PayStarted('Alipay', 'Web/Wap', $endpoint, $payload));
+
+        return $this->buildPayHtml($endpoint, $payload, $method);
+    }
+
+    /**
+     * Find.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param $order
+     */
+    public function find($order): array
+    {
+        return [
+            'method' => 'alipay.trade.query',
+            'biz_content' => json_encode(is_array($order) ? $order : ['out_trade_no' => $order]),
+        ];
+    }
+
+    /**
+     * Build Html response.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     * @param array  $payload
+     * @param string $method
+     */
+    protected function buildPayHtml($endpoint, $payload, $method = 'POST'): Response
+    {
+        if ('GET' === strtoupper($method)) {
+            return new RedirectResponse($endpoint.'&'.http_build_query($payload));
+        }
+
+        $sHtml = "<form id='alipay_submit' name='alipay_submit' action='".$endpoint."' method='".$method."'>";
+        foreach ($payload as $key => $val) {
+            $val = str_replace("'", '&apos;', $val);
+            $sHtml .= "<input type='hidden' name='".$key."' value='".$val."'/>";
+        }
+        $sHtml .= "<input type='submit' value='ok' style='display:none;'></form>";
+        $sHtml .= "<script>document.forms['alipay_submit'].submit();</script>";
+
+        return new Response($sHtml);
+    }
+
+    /**
+     * Get method config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function getMethod(): string
+    {
+        return 'alipay.trade.page.pay';
+    }
+
+    /**
+     * Get productCode config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function getProductCode(): string
+    {
+        return 'FAST_INSTANT_TRADE_PAY';
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways;
+
+use Exception;
+use Symfony\Component\HttpFoundation\RedirectResponse;
+use Symfony\Component\HttpFoundation\Request;
+use Symfony\Component\HttpFoundation\Response;
+use Yansongda\Pay\Contracts\GatewayApplicationInterface;
+use Yansongda\Pay\Contracts\GatewayInterface;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidGatewayException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Pay\Gateways\Wechat\Support;
+use Yansongda\Pay\Log;
+use Yansongda\Supports\Collection;
+use Yansongda\Supports\Config;
+use Yansongda\Supports\Str;
+
+/**
+ * @method Response         app(array $config)          APP 支付
+ * @method Collection       groupRedpack(array $config) 分裂红包
+ * @method Collection       miniapp(array $config)      小程序支付
+ * @method Collection       mp(array $config)           公众号支付
+ * @method Collection       pos(array $config)          刷卡支付
+ * @method Collection       redpack(array $config)      普通红包
+ * @method Collection       scan(array $config)         扫码支付
+ * @method Collection       transfer(array $config)     企业付款
+ * @method RedirectResponse web(array $config)          Web 扫码支付
+ * @method RedirectResponse wap(array $config)          H5 支付
+ */
+class Wechat implements GatewayApplicationInterface
+{
+    /**
+     * 普通模式.
+     */
+    const MODE_NORMAL = 'normal';
+
+    /**
+     * 沙箱模式.
+     */
+    const MODE_DEV = 'dev';
+
+    /**
+     * 香港钱包 API.
+     */
+    const MODE_HK = 'hk';
+
+    /**
+     * 境外 API.
+     */
+    const MODE_US = 'us';
+
+    /**
+     * 服务商模式.
+     */
+    const MODE_SERVICE = 'service';
+
+    /**
+     * Const url.
+     */
+    const URL = [
+        self::MODE_NORMAL => 'https://api.mch.weixin.qq.com/',
+        self::MODE_DEV => 'https://api.mch.weixin.qq.com/xdc/apiv2sandbox/',
+        self::MODE_HK => 'https://apihk.mch.weixin.qq.com/',
+        self::MODE_SERVICE => 'https://api.mch.weixin.qq.com/',
+        self::MODE_US => 'https://apius.mch.weixin.qq.com/',
+    ];
+
+    /**
+     * Wechat payload.
+     *
+     * @var array
+     */
+    protected $payload;
+
+    /**
+     * Wechat gateway.
+     *
+     * @var string
+     */
+    protected $gateway;
+
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws Exception
+     */
+    public function __construct(Config $config)
+    {
+        $this->gateway = Support::create($config)->getBaseUri();
+        $this->payload = [
+            'appid' => $config->get('app_id', ''),
+            'mch_id' => $config->get('mch_id', ''),
+            'nonce_str' => Str::random(),
+            'notify_url' => $config->get('notify_url', ''),
+            'sign' => '',
+            'trade_type' => '',
+            'spbill_create_ip' => Request::createFromGlobals()->getClientIp(),
+        ];
+
+        if ($config->get('mode', self::MODE_NORMAL) === static::MODE_SERVICE) {
+            $this->payload = array_merge($this->payload, [
+                'sub_mch_id' => $config->get('sub_mch_id'),
+                'sub_appid' => $config->get('sub_app_id', ''),
+            ]);
+        }
+    }
+
+    /**
+     * Magic pay.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $method
+     * @param string $params
+     *
+     * @throws InvalidGatewayException
+     *
+     * @return Response|Collection
+     */
+    public function __call($method, $params)
+    {
+        return self::pay($method, ...$params);
+    }
+
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $gateway
+     * @param array  $params
+     *
+     * @throws InvalidGatewayException
+     *
+     * @return Response|Collection
+     */
+    public function pay($gateway, $params = [])
+    {
+        Events::dispatch(new Events\PayStarting('Wechat', $gateway, $params));
+
+        $this->payload = array_merge($this->payload, $params);
+
+        $gateway = get_class($this).'\\'.Str::studly($gateway).'Gateway';
+
+        if (class_exists($gateway)) {
+            return $this->makePay($gateway);
+        }
+
+        throw new InvalidGatewayException("Pay Gateway [{$gateway}] Not Exists");
+    }
+
+    /**
+     * Verify data.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string|null $content
+     *
+     * @throws InvalidSignException
+     * @throws InvalidArgumentException
+     */
+    public function verify($content = null, bool $refund = false): Collection
+    {
+        $content = $content ?? Request::createFromGlobals()->getContent();
+
+        Events::dispatch(new Events\RequestReceived('Wechat', '', [$content]));
+
+        $data = Support::fromXml($content);
+        if ($refund) {
+            $decrypt_data = Support::decryptRefundContents($data['req_info']);
+            $data = array_merge(Support::fromXml($decrypt_data), $data);
+        }
+
+        Log::debug('Resolved The Received Wechat Request Data', $data);
+
+        if ($refund || Support::generateSign($data) === $data['sign']) {
+            return new Collection($data);
+        }
+
+        Events::dispatch(new Events\SignFailed('Wechat', '', $data));
+
+        throw new InvalidSignException('Wechat Sign Verify FAILED', $data);
+    }
+
+    /**
+     * Query an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string|array $order
+     *
+     * @throws GatewayException
+     * @throws InvalidSignException
+     * @throws InvalidArgumentException
+     */
+    public function find($order, string $type = 'wap'): Collection
+    {
+        if ('wap' != $type) {
+            unset($this->payload['spbill_create_ip']);
+        }
+
+        $gateway = get_class($this).'\\'.Str::studly($type).'Gateway';
+
+        if (!class_exists($gateway) || !is_callable([new $gateway(), 'find'])) {
+            throw new GatewayException("{$gateway} Done Not Exist Or Done Not Has FIND Method");
+        }
+
+        $config = call_user_func([new $gateway(), 'find'], $order);
+
+        $this->payload = Support::filterPayload($this->payload, $config['order']);
+
+        Events::dispatch(new Events\MethodCalled('Wechat', 'Find', $this->gateway, $this->payload));
+
+        return Support::requestApi(
+            $config['endpoint'],
+            $this->payload,
+            $config['cert']
+        );
+    }
+
+    /**
+     * Refund an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws GatewayException
+     * @throws InvalidSignException
+     * @throws InvalidArgumentException
+     */
+    public function refund(array $order): Collection
+    {
+        $this->payload = Support::filterPayload($this->payload, $order, true);
+
+        Events::dispatch(new Events\MethodCalled('Wechat', 'Refund', $this->gateway, $this->payload));
+
+        return Support::requestApi(
+            'secapi/pay/refund',
+            $this->payload,
+            true
+        );
+    }
+
+    /**
+     * Cancel an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param array $order
+     *
+     * @throws GatewayException
+     * @throws InvalidSignException
+     * @throws InvalidArgumentException
+     */
+    public function cancel($order): Collection
+    {
+        unset($this->payload['spbill_create_ip']);
+
+        $this->payload = Support::filterPayload($this->payload, $order);
+
+        Events::dispatch(new Events\MethodCalled('Wechat', 'Cancel', $this->gateway, $this->payload));
+
+        return Support::requestApi(
+            'secapi/pay/reverse',
+            $this->payload,
+            true
+        );
+    }
+
+    /**
+     * Close an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string|array $order
+     *
+     * @throws GatewayException
+     * @throws InvalidSignException
+     * @throws InvalidArgumentException
+     */
+    public function close($order): Collection
+    {
+        unset($this->payload['spbill_create_ip']);
+
+        $this->payload = Support::filterPayload($this->payload, $order);
+
+        Events::dispatch(new Events\MethodCalled('Wechat', 'Close', $this->gateway, $this->payload));
+
+        return Support::requestApi('pay/closeorder', $this->payload);
+    }
+
+    /**
+     * Echo success to server.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws InvalidArgumentException
+     */
+    public function success(): Response
+    {
+        Events::dispatch(new Events\MethodCalled('Wechat', 'Success', $this->gateway));
+
+        return new Response(
+            Support::toXml(['return_code' => 'SUCCESS', 'return_msg' => 'OK']),
+            200,
+            ['Content-Type' => 'application/xml']
+        );
+    }
+
+    /**
+     * Download the bill.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     */
+    public function download(array $params): string
+    {
+        unset($this->payload['spbill_create_ip']);
+
+        $this->payload = Support::filterPayload($this->payload, $params, true);
+
+        Events::dispatch(new Events\MethodCalled('Wechat', 'Download', $this->gateway, $this->payload));
+
+        $result = Support::getInstance()->post(
+            'pay/downloadbill',
+            Support::getInstance()->toXml($this->payload)
+        );
+
+        if (is_array($result)) {
+            throw new GatewayException('Get Wechat API Error: '.$result['return_msg'], $result);
+        }
+
+        return $result;
+    }
+
+    /**
+     * Make pay gateway.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $gateway
+     *
+     * @throws InvalidGatewayException
+     *
+     * @return Response|Collection
+     */
+    protected function makePay($gateway)
+    {
+        $app = new $gateway();
+
+        if ($app instanceof GatewayInterface) {
+            return $app->pay($this->gateway, array_filter($this->payload, function ($value) {
+                return '' !== $value && !is_null($value);
+            }));
+        }
+
+        throw new InvalidGatewayException("Pay Gateway [{$gateway}] Must Be An Instance Of GatewayInterface");
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Exception;
+use Symfony\Component\HttpFoundation\JsonResponse;
+use Symfony\Component\HttpFoundation\Response;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Pay\Gateways\Wechat;
+use Yansongda\Supports\Str;
+
+class AppGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     * @throws Exception
+     */
+    public function pay($endpoint, array $payload): Response
+    {
+        $payload['appid'] = Support::getInstance()->appid;
+        $payload['trade_type'] = $this->getTradeType();
+
+        if (Wechat::MODE_SERVICE === $this->mode) {
+            $payload['sub_appid'] = Support::getInstance()->sub_appid;
+        }
+
+        $pay_request = [
+            'appid' => Wechat::MODE_SERVICE === $this->mode ? $payload['sub_appid'] : $payload['appid'],
+            'partnerid' => Wechat::MODE_SERVICE === $this->mode ? $payload['sub_mch_id'] : $payload['mch_id'],
+            'prepayid' => $this->preOrder($payload)->get('prepay_id'),
+            'timestamp' => strval(time()),
+            'noncestr' => Str::random(),
+            'package' => 'Sign=WXPay',
+        ];
+        $pay_request['sign'] = Support::generateSign($pay_request);
+
+        Events::dispatch(new Events\PayStarted('Wechat', 'App', $endpoint, $pay_request));
+
+        return new JsonResponse($pay_request);
+    }
+
+    /**
+     * Get trade type config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function getTradeType(): string
+    {
+        return 'APP';
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Yansongda\Pay\Contracts\GatewayInterface;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Supports\Collection;
+
+abstract class Gateway implements GatewayInterface
+{
+    /**
+     * Mode.
+     *
+     * @var string
+     */
+    protected $mode;
+
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws InvalidArgumentException
+     */
+    public function __construct()
+    {
+        $this->mode = Support::getInstance()->mode;
+    }
+
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @return Collection
+     */
+    abstract public function pay($endpoint, array $payload);
+
+    /**
+     * Find.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string|array $order
+     */
+    public function find($order): array
+    {
+        return [
+            'endpoint' => 'pay/orderquery',
+            'order' => is_array($order) ? $order : ['out_trade_no' => $order],
+            'cert' => false,
+        ];
+    }
+
+    /**
+     * Get trade type config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @return string
+     */
+    abstract protected function getTradeType();
+
+    /**
+     * Schedule an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param array $payload
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     */
+    protected function preOrder($payload): Collection
+    {
+        $payload['sign'] = Support::generateSign($payload);
+
+        Events::dispatch(new Events\MethodCalled('Wechat', 'PreOrder', '', $payload));
+
+        return Support::requestApi('pay/unifiedorder', $payload);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Pay\Gateways\Wechat;
+use Yansongda\Supports\Collection;
+
+class GroupRedpackGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     */
+    public function pay($endpoint, array $payload): Collection
+    {
+        $payload['wxappid'] = $payload['appid'];
+        $payload['amt_type'] = 'ALL_RAND';
+
+        if (Wechat::MODE_SERVICE === $this->mode) {
+            $payload['msgappid'] = $payload['appid'];
+        }
+
+        unset($payload['appid'], $payload['trade_type'],
+              $payload['notify_url'], $payload['spbill_create_ip']);
+
+        $payload['sign'] = Support::generateSign($payload);
+
+        Events::dispatch(new Events\PayStarted('Wechat', 'Group Redpack', $endpoint, $payload));
+
+        return Support::requestApi(
+            'mmpaymkttransfers/sendgroupredpack',
+            $payload,
+            true
+        );
+    }
+
+    /**
+     * Get trade type config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function getTradeType(): string
+    {
+        return '';
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Pay\Gateways\Wechat;
+use Yansongda\Supports\Collection;
+
+class MiniappGateway extends MpGateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     */
+    public function pay($endpoint, array $payload): Collection
+    {
+        $payload['appid'] = Support::getInstance()->miniapp_id;
+
+        if (Wechat::MODE_SERVICE === $this->mode) {
+            $payload['sub_appid'] = Support::getInstance()->sub_miniapp_id;
+            $this->payRequestUseSubAppId = true;
+        }
+
+        return parent::pay($endpoint, $payload);
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Exception;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Supports\Collection;
+use Yansongda\Supports\Str;
+
+class MpGateway extends Gateway
+{
+    /**
+     * @var bool
+     */
+    protected $payRequestUseSubAppId = false;
+
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     * @throws Exception
+     */
+    public function pay($endpoint, array $payload): Collection
+    {
+        $payload['trade_type'] = $this->getTradeType();
+
+        $pay_request = [
+            'appId' => !$this->payRequestUseSubAppId ? $payload['appid'] : $payload['sub_appid'],
+            'timeStamp' => strval(time()),
+            'nonceStr' => Str::random(),
+            'package' => 'prepay_id='.$this->preOrder($payload)->get('prepay_id'),
+            'signType' => 'MD5',
+        ];
+        $pay_request['paySign'] = Support::generateSign($pay_request);
+
+        Events::dispatch(new Events\PayStarted('Wechat', 'JSAPI', $endpoint, $pay_request));
+
+        return new Collection($pay_request);
+    }
+
+    /**
+     * Get trade type config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function getTradeType(): string
+    {
+        return 'JSAPI';
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Supports\Collection;
+
+class PosGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     */
+    public function pay($endpoint, array $payload): Collection
+    {
+        unset($payload['trade_type'], $payload['notify_url']);
+
+        $payload['sign'] = Support::generateSign($payload);
+
+        Events::dispatch(new Events\PayStarted('Wechat', 'Pos', $endpoint, $payload));
+
+        return Support::requestApi('pay/micropay', $payload);
+    }
+
+    /**
+     * Get trade type config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function getTradeType(): string
+    {
+        return 'MICROPAY';
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Symfony\Component\HttpFoundation\Request;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Pay\Gateways\Wechat;
+use Yansongda\Supports\Collection;
+
+class RedpackGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     */
+    public function pay($endpoint, array $payload): Collection
+    {
+        $payload['wxappid'] = $payload['appid'];
+
+        if ('cli' !== php_sapi_name()) {
+            $payload['client_ip'] = Request::createFromGlobals()->server->get('SERVER_ADDR');
+        }
+
+        if (Wechat::MODE_SERVICE === $this->mode) {
+            $payload['msgappid'] = $payload['appid'];
+        }
+
+        unset($payload['appid'], $payload['trade_type'],
+              $payload['notify_url'], $payload['spbill_create_ip']);
+
+        $payload['sign'] = Support::generateSign($payload);
+
+        Events::dispatch(new Events\PayStarted('Wechat', 'Redpack', $endpoint, $payload));
+
+        return Support::requestApi(
+            'mmpaymkttransfers/sendredpack',
+            $payload,
+            true
+        );
+    }
+
+    /**
+     * Get trade type config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function getTradeType(): string
+    {
+        return '';
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+
+class RefundGateway extends Gateway
+{
+    /**
+     * Find.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param $order
+     */
+    public function find($order): array
+    {
+        return [
+            'endpoint' => 'pay/refundquery',
+            'order' => is_array($order) ? $order : ['out_trade_no' => $order],
+            'cert' => false,
+        ];
+    }
+
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws InvalidArgumentException
+     */
+    public function pay($endpoint, array $payload)
+    {
+        throw new InvalidArgumentException('Not Support Refund In Pay');
+    }
+
+    /**
+     * Get trade type config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws InvalidArgumentException
+     */
+    protected function getTradeType()
+    {
+        throw new InvalidArgumentException('Not Support Refund In Pay');
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Symfony\Component\HttpFoundation\Request;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Supports\Collection;
+
+class ScanGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     */
+    public function pay($endpoint, array $payload): Collection
+    {
+        $payload['spbill_create_ip'] = Request::createFromGlobals()->server->get('SERVER_ADDR');
+        $payload['trade_type'] = $this->getTradeType();
+
+        Events::dispatch(new Events\PayStarted('Wechat', 'Scan', $endpoint, $payload));
+
+        return $this->preOrder($payload);
+    }
+
+    /**
+     * Get trade type config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function getTradeType(): string
+    {
+        return 'NATIVE';
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Exception;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\BusinessException;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Pay\Gateways\Wechat;
+use Yansongda\Pay\Log;
+use Yansongda\Supports\Collection;
+use Yansongda\Supports\Config;
+use Yansongda\Supports\Str;
+use Yansongda\Supports\Traits\HasHttpRequest;
+
+/**
+ * @author yansongda <me@yansongda.cn>
+ *
+ * @property string appid
+ * @property string app_id
+ * @property string miniapp_id
+ * @property string sub_appid
+ * @property string sub_app_id
+ * @property string sub_miniapp_id
+ * @property string mch_id
+ * @property string sub_mch_id
+ * @property string key
+ * @property string return_url
+ * @property string cert_client
+ * @property string cert_key
+ * @property array log
+ * @property array http
+ * @property string mode
+ */
+class Support
+{
+    use HasHttpRequest;
+
+    /**
+     * Wechat gateway.
+     *
+     * @var string
+     */
+    protected $baseUri;
+
+    /**
+     * Config.
+     *
+     * @var Config
+     */
+    protected $config;
+
+    /**
+     * Instance.
+     *
+     * @var Support
+     */
+    private static $instance;
+
+    /**
+     * Bootstrap.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    private function __construct(Config $config)
+    {
+        $this->baseUri = Wechat::URL[$config->get('mode', Wechat::MODE_NORMAL)];
+        $this->config = $config;
+
+        $this->setHttpOptions();
+    }
+
+    /**
+     * __get.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param $key
+     *
+     * @return mixed|Config|null
+     */
+    public function __get($key)
+    {
+        return $this->getConfig($key);
+    }
+
+    /**
+     * create.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     *
+     * @return Support
+     */
+    public static function create(Config $config)
+    {
+        if ('cli' === php_sapi_name() || !(self::$instance instanceof self)) {
+            self::$instance = new self($config);
+
+            self::setDevKey();
+        }
+
+        return self::$instance;
+    }
+
+    /**
+     * getInstance.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws InvalidArgumentException
+     *
+     * @return Support
+     */
+    public static function getInstance()
+    {
+        if (is_null(self::$instance)) {
+            throw new InvalidArgumentException('You Should [Create] First Before Using');
+        }
+
+        return self::$instance;
+    }
+
+    /**
+     * clear.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    public static function clear()
+    {
+        self::$instance = null;
+    }
+
+    /**
+     * Request wechat api.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     * @param array  $data
+     * @param bool   $cert
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     */
+    public static function requestApi($endpoint, $data, $cert = false): Collection
+    {
+        Events::dispatch(new Events\ApiRequesting('Wechat', '', self::$instance->getBaseUri().$endpoint, $data));
+
+        $result = self::$instance->post(
+            $endpoint,
+            self::toXml($data),
+            $cert ? [
+                'cert' => self::$instance->cert_client,
+                'ssl_key' => self::$instance->cert_key,
+            ] : [
+                'headers' => [
+                    'Content-Type'=>'application/xml',
+                ],
+            ]
+        );
+        $result = is_array($result) ? $result : self::fromXml($result);
+
+        Events::dispatch(new Events\ApiRequested('Wechat', '', self::$instance->getBaseUri().$endpoint, $result));
+
+        return self::processingApiResult($endpoint, $result);
+    }
+
+    /**
+     * Filter payload.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param array        $payload
+     * @param array|string $params
+     * @param bool         $preserve_notify_url
+     *
+     * @throws InvalidArgumentException
+     */
+    public static function filterPayload($payload, $params, $preserve_notify_url = false): array
+    {
+        $type = self::getTypeName($params['type'] ?? '');
+
+        $payload = array_merge(
+            $payload,
+            is_array($params) ? $params : ['out_trade_no' => $params]
+        );
+        $payload['appid'] = self::$instance->getConfig($type, '');
+
+        if (Wechat::MODE_SERVICE === self::$instance->getConfig('mode', Wechat::MODE_NORMAL)) {
+            $payload['sub_appid'] = self::$instance->getConfig('sub_'.$type, '');
+        }
+
+        unset($payload['trade_type'], $payload['type']);
+        if (!$preserve_notify_url) {
+            unset($payload['notify_url']);
+        }
+
+        $payload['sign'] = self::generateSign($payload);
+
+        return $payload;
+    }
+
+    /**
+     * Generate wechat sign.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param array $data
+     *
+     * @throws InvalidArgumentException
+     */
+    public static function generateSign($data): string
+    {
+        $key = self::$instance->key;
+
+        if (is_null($key)) {
+            throw new InvalidArgumentException('Missing Wechat Config -- [key]');
+        }
+
+        ksort($data);
+
+        $string = md5(self::getSignContent($data).'&key='.$key);
+
+        Log::debug('Wechat Generate Sign Before UPPER', [$data, $string]);
+
+        return strtoupper($string);
+    }
+
+    /**
+     * Generate sign content.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param array $data
+     */
+    public static function getSignContent($data): string
+    {
+        $buff = '';
+
+        foreach ($data as $k => $v) {
+            $buff .= ('sign' != $k && '' != $v && !is_array($v)) ? $k.'='.$v.'&' : '';
+        }
+
+        Log::debug('Wechat Generate Sign Content Before Trim', [$data, $buff]);
+
+        return trim($buff, '&');
+    }
+
+    /**
+     * Decrypt refund contents.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $contents
+     */
+    public static function decryptRefundContents($contents): string
+    {
+        return openssl_decrypt(
+            base64_decode($contents),
+            'AES-256-ECB',
+            md5(self::$instance->key),
+            OPENSSL_RAW_DATA
+        );
+    }
+
+    /**
+     * Convert array to xml.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param array $data
+     *
+     * @throws InvalidArgumentException
+     */
+    public static function toXml($data): string
+    {
+        if (!is_array($data) || count($data) <= 0) {
+            throw new InvalidArgumentException('Convert To Xml Error! Invalid Array!');
+        }
+
+        $xml = '<xml>';
+        foreach ($data as $key => $val) {
+            $xml .= is_numeric($val) ? '<'.$key.'>'.$val.'</'.$key.'>' :
+                                       '<'.$key.'><![CDATA['.$val.']]></'.$key.'>';
+        }
+        $xml .= '</xml>';
+
+        return $xml;
+    }
+
+    /**
+     * Convert xml to array.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $xml
+     *
+     * @throws InvalidArgumentException
+     */
+    public static function fromXml($xml): array
+    {
+        if (!$xml) {
+            throw new InvalidArgumentException('Convert To Array Error! Invalid Xml!');
+        }
+
+        libxml_disable_entity_loader(true);
+
+        return json_decode(json_encode(simplexml_load_string($xml, 'SimpleXMLElement', LIBXML_NOCDATA), JSON_UNESCAPED_UNICODE), true);
+    }
+
+    /**
+     * Get service config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string|null $key
+     * @param mixed|null  $default
+     *
+     * @return mixed|null
+     */
+    public function getConfig($key = null, $default = null)
+    {
+        if (is_null($key)) {
+            return $this->config->all();
+        }
+
+        if ($this->config->has($key)) {
+            return $this->config[$key];
+        }
+
+        return $default;
+    }
+
+    /**
+     * Get app id according to param type.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $type
+     */
+    public static function getTypeName($type = ''): string
+    {
+        switch ($type) {
+            case '':
+                $type = 'app_id';
+                break;
+            case 'app':
+                $type = 'appid';
+                break;
+            default:
+                $type = $type.'_id';
+        }
+
+        return $type;
+    }
+
+    /**
+     * Get Base Uri.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @return string
+     */
+    public function getBaseUri()
+    {
+        return $this->baseUri;
+    }
+
+    /**
+     * processingApiResult.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     *
+     * @return Collection
+     */
+    protected static function processingApiResult($endpoint, array $result)
+    {
+        if (!isset($result['return_code']) || 'SUCCESS' != $result['return_code']) {
+            throw new GatewayException('Get Wechat API Error:'.($result['return_msg'] ?? $result['retmsg'] ?? ''), $result);
+        }
+
+        if (isset($result['result_code']) && 'SUCCESS' != $result['result_code']) {
+            throw new BusinessException('Wechat Business Error: '.$result['err_code'].' - '.$result['err_code_des'], $result);
+        }
+
+        if (false !== strpos($endpoint, 'xdc/apiv2getsignkey') ||
+            false !== strpos($endpoint, 'mmpaymkttransfers') ||
+            self::generateSign($result) === $result['sign']) {
+            return new Collection($result);
+        }
+
+        Events::dispatch(new Events\SignFailed('Wechat', '', $result));
+
+        throw new InvalidSignException('Wechat Sign Verify FAILED', $result);
+    }
+
+    /**
+     * setDevKey.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     * @throws Exception
+     *
+     * @return Support
+     */
+    private static function setDevKey()
+    {
+        if (Wechat::MODE_DEV == self::$instance->mode) {
+            $data = [
+                'mch_id' => self::$instance->mch_id,
+                'nonce_str' => Str::random(),
+            ];
+            $data['sign'] = self::generateSign($data);
+
+            $result = self::requestApi('https://api.mch.weixin.qq.com/xdc/apiv2getsignkey/sign/getsignkey', $data);
+
+            self::$instance->config->set('key', $result['sandbox_signkey']);
+        }
+
+        return self::$instance;
+    }
+
+    /**
+     * Set Http options.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    private function setHttpOptions(): self
+    {
+        if ($this->config->has('http') && is_array($this->config->get('http'))) {
+            $this->config->forget('http.base_uri');
+            $this->httpOptions = $this->config->get('http');
+        }
+
+        return $this;
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Symfony\Component\HttpFoundation\Request;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Pay\Gateways\Wechat;
+use Yansongda\Supports\Collection;
+
+class TransferGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     */
+    public function pay($endpoint, array $payload): Collection
+    {
+        if (Wechat::MODE_SERVICE === $this->mode) {
+            unset($payload['sub_mch_id'], $payload['sub_appid']);
+        }
+
+        $type = Support::getTypeName($payload['type'] ?? '');
+
+        $payload['mch_appid'] = Support::getInstance()->getConfig($type, '');
+        $payload['mchid'] = $payload['mch_id'];
+
+        if ('cli' !== php_sapi_name() && !isset($payload['spbill_create_ip'])) {
+            $payload['spbill_create_ip'] = Request::createFromGlobals()->server->get('SERVER_ADDR');
+        }
+
+        unset($payload['appid'], $payload['mch_id'], $payload['trade_type'],
+            $payload['notify_url'], $payload['type']);
+
+        $payload['sign'] = Support::generateSign($payload);
+
+        Events::dispatch(new Events\PayStarted('Wechat', 'Transfer', $endpoint, $payload));
+
+        return Support::requestApi(
+            'mmpaymkttransfers/promotion/transfers',
+            $payload,
+            true
+        );
+    }
+
+    /**
+     * Find.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param $order
+     */
+    public function find($order): array
+    {
+        return [
+            'endpoint' => 'mmpaymkttransfers/gettransferinfo',
+            'order' => is_array($order) ? $order : ['partner_trade_no' => $order],
+            'cert' => true,
+        ];
+    }
+
+    /**
+     * Get trade type config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function getTradeType(): string
+    {
+        return '';
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Symfony\Component\HttpFoundation\RedirectResponse;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+
+class WapGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     * @param string $endpoint
+     *
+     * @throws GatewayException
+     * @throws InvalidArgumentException
+     * @throws InvalidSignException
+     */
+    public function pay($endpoint, array $payload): RedirectResponse
+    {
+        $payload['trade_type'] = $this->getTradeType();
+
+        Events::dispatch(new Events\PayStarted('Wechat', 'Wap', $endpoint, $payload));
+
+        $mweb_url = $this->preOrder($payload)->get('mweb_url');
+
+        $url = is_null(Support::getInstance()->return_url) ? $mweb_url : $mweb_url.
+                        '&redirect_url='.urlencode(Support::getInstance()->return_url);
+
+        return new RedirectResponse($url);
+    }
+
+    /**
+     * Get trade type config.
+     *
+     * @author yansongda <me@yansongda.cn>
+     */
+    protected function getTradeType(): string
+    {
+        return 'MWEB';
+    }
+}

+<?php
+
+namespace Yansongda\Pay\Gateways\Wechat;
+
+use Symfony\Component\HttpFoundation\RedirectResponse;
+use Symfony\Component\HttpFoundation\Response;
+use Symfony\Component\HttpFoundation\Request;
+use Yansongda\Pay\Events;
+use Yansongda\Pay\Exceptions\GatewayException;
+use Yansongda\Pay\Exceptions\InvalidArgumentException;
+use Yansongda\Pay\Exceptions\InvalidSignException;
+use Yansongda\Supports\Collection;
+
+class WebGateway extends Gateway
+{
+    /**
+     * Pay an order.
+     *
+     * @param string $endpoint
+     * @param array  $payload
+     *
+     * @author yansongda <me@yansongda.cn>
+     *
+     */
+    public function pay($endpoint, array $payload): Response
+    {
+        $payload['spbill_create_ip'] = Request::createFromGlobals()->server->get('SERVER_ADDR');
+        $payload['trade_type'] = $this->getTradeType();
+
+        $code_url = $this->preOrder($payload)['code_url'];
+        $params = [
+            'body'         => $payload['body'],
+            'code_url'     => $code_url,
+            'out_trade_no' => $payload['out_trade_no'],
+            'return_url'   => Support::getInstance()->return_url,
+            'total_fee'    => $payload['total_fee'],
+        ];
+
+        $params['sign'] = md5(implode('', $params) . Support::getInstance()->app_id);
+        $endpoint = addon_url("epay/api/wechat");
+
+        Events::dispatch(new Events\PayStarted('Wechat', 'Web/Wap', $endpoint, $payload));
+
+        return $this->buildPayHtml($endpoint, $params);
+    }
+
+    /**
+     * Build Html response.
+     *
+     * @param string $endpoint
+     * @param array  $payload
+     * @param string $method
+     *
+     * @return Response
+     * @author yansongda <me@yansongda.cn>
+     *
+     */
+    protected function buildPayHtml($endpoint, $payload, $method = 'POST'): Response
+    {
+        if (strtoupper($method) === 'GET') {
+            return RedirectResponse::create($endpoint . '?' . http_build_query($payload));
+        }
+
+        $sHtml = "<form id='wechat_submit' name='wechat_submit' action='" . $endpoint . "' method='" . $method . "'>";
+        foreach ($payload as $key => $val) {
+            $val = str_replace("'", '&apos;', $val);
+            $sHtml .= "<input type='hidden' name='" . $key . "' value='" . $val . "'/>";
+        }
+        $sHtml .= "<input type='submit' value='ok' style='display:none;'></form>";
+        $sHtml .= "<script>document.forms['wechat_submit'].submit();</script>";
+
+        return Response::create($sHtml);
+    }
+
+    /**
+     * Get trade type config.
+     *
+     * @return string
+     * @author yansongda <me@yansongda.cn>
+     *
+     */
+    protected function getTradeType(): string
+    {
+        return 'NATIVE';
+    }
+}