uni-app微信H5授权登录支付

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引用用微信 js-sdk微信官方文档 //NPM安装方式(不会用NPM就不要用这种方式)

npm install jweixin-module --save 下载地址:unpkg.com/jweixin-mod…

import jweixin from '@/components/jweixin-module/index.js'
Vue.prototype.jweixin = jweixin

 

//判断是否在h5页面是的话进行第三方微信授权登录

<!-- #ifdef H5 -->
                                     <!-- <view class="third-login">
                                               <view class="title"><text>第三方登录</text></view>

                                               <view class="login-icon">

                                                        <view class="" @click="weixinAuth()">

                                                                 <uni-icons type="weixin" size="16" color="#2CBE78"></uni-icons>

                                                        </view>

                                               </view>

                                     </view> -->

                            <!-- #endif -->

 

weixinAuth(){

                            var that = this

//调起微信授权

                            that.weachtAuthorization()

                   },

//进行微信授权

const weachtAuthorization = (path) => {

         let href= encodeURIComponent(window.location.href)

         window.location.href = "https://open.weixin.qq.com/connect/oauth2/authorize?appid=wx782dd7ff4e4002c3&redirect_uri="+href +"&response_type=code&scope=snsapi_userinfo#wechat_redirect"

}

 

//微信授权回调以后获取code

 

//获取url后面拼接的参数

const getQueryString = (name) => {

         let reg = new RegExp("(^|&)" + name + "=([^&]*)(&|$)", "i");

         let r = window.location.search.substr(1).match(reg);

         if (r != null) return unescape(r[2]);

         return null;

}

that.weixinH5Login(that.getQueryString('code'))

 

//获取code传递给后端进行判断是否进行过手机号微信绑定,未绑定去进行手机号绑定已经绑定后正常货token 存储跳转 代码中有从新拼接跳转原因是获取code是?拼接的,所以从新拼接路径删去?跳转到相应的页面

Vue.prototype.weixinH5Login = function(code){

         var that = this

         that.$http.get('/api/Account/WebWechatLogin', {

                   params: {

                            'code': code,

                   }

         }).then(res => {                                                                    

           // 登陆成功

           if(res.code==1){

                   var href=window.location.host

                   var pathname = window.location.pathname

                   if(res.data.token){

                      // 登陆成功的

                            uni.setStorageSync("goble_token",res.data.token.accessToken);

                            uni.setStorageSync("goble_accessTokenExpires",res.data.token.accessTokenExpires)

                       if(!res.data.passwordStatus){

                                     window.location.href='http://'+href+pathname+'#/pages/registerLogin/setPwd';

                                   return false

                          }

                          if(!res.data.requirementStatus){

                                   window.location.href='http://'+href+pathname+'#/pages/registerLogin/userInfo';

                                   return false

                          }

                          window.location.href='http://'+href+pathname+'#/pages/index/index';

 

                   }else{

                            if(res.data.openId){

                                     uni.setStorageSync("unionId",res.data.unionId);

                                     uni.setStorageSync("openId",res.data.openId);

                                     window.location.href='http://'+href+pathname+'#/pages/registerLogin/weachtBindMobile';

                            }else{

                                     window.location.href='http://'+href+pathname+'#/pages/registerLogin/login';

                            }

                   } 

           }

         })

}

 

//授权登录后可以进行微信支付

 

//微信支付首先后端生成订单 然后输入输入order 获取校验数据和支付数据

paymentH5Money(order){

                            var that = this

                            if(that.userInfo.wechatOpenId){

                                     that.$http.post('/api/Payment/JsApiUnifiedorder', {

                                               "openId":that.userInfo.wechatOpenId,

                                               "orderCode": order,

                                               "totalfee": that.projectInfo.ultimatelyPrice

                                     }).then(res => {

                                               //获取支付数据

                                               that.jsdkZfData = res.data

//权限数据获取

                                               that.getJsApiSignatureg()

                                     })

                            }

                   },

/* 权限获取 */

                   getJsApiSignatureg:function(){

                            var that = this

                            that.$http.post('/api/Payment/GetJsApiSignature',{}).then(res => {

                                     console.log(res)

                                     if(res.code==1){

                                               that.jsdkData = res.data

                                               //开始调取微信支付接口

                                               that.payH5Request(that.jsdkData,that.jsdkZfData)

                                     }

                            });

                   },

//微信公众号支付开始

Vue.prototype.payH5Request=function(verifyData,payData){

         var that = this

         console.log('权限校验开始1')

        

         that.jweixin.config({

                   debug: false, // 开启调试模式,调用的所有api的返回值会在客户端alert出来,若要查看传入的参数,可以在pc端打开,参数信息会通过log打出,仅在pc端时才会打印。

                   appId:verifyData.appId, // 必填,公众号的唯一标识

                   timestamp:verifyData.timestamp, // 必填,生成签名的时间戳

                   nonceStr:verifyData.nonceStr, // 必填,生成签名的随机串

                   signature:verifyData.signature, // 必填,签名,见附录1

                   jsApiList: ['chooseWXPay'] // 必填,需要使用的JS接口列表,所有JS接口列表见附录2

         });

        

         console.log('权限校验结束')

         that.jweixin.ready(function() {

                   console.log('支付开始1-校验支付接口')

                   that.jweixin.checkJsApi({

                            jsApiList: ['chooseWXPay'], // 需要检测的JS接口列表,所有JS接口列表见附录2,

                            success: function(res) {

                                     console.log('checkjsapi Success')

                                     console.log(res);

                            },

                            fail:function(res) {

                                     console.log('res')

                                     console.log(res);

                            }

                   });

                   console.log('支付开始2-开始支付')

         that.jweixin.chooseWXPay({

                            timestamp: payData.timeStamp, // 支付签名时间戳,注意微信jssdk中的所有使用timestamp字段均为小写。但最新版的支付后台生成签名使用的timeStamp字段名需大写其中的S字符

                            nonceStr: payData.nonceStr, // 支付签名随机串,不长于 32 位

                            package: payData.package, // 统一支付接口返回的prepay_id参数值,提交格式如:prepay_id=***)

                            signType: payData.signType, // 签名方式,默认为'SHA1',使用新版支付需传入'MD5'

                            paySign:payData.paySign, // 支付签名

                            success:function(res) {

                                     // 支付成功后的回调函数

                                     console.log(res)

                                     uni.showToast({

                                         title:'支付成功',

                                         icon:'none'

                                     })

                                     uni.redirectTo({

                                               url:'/pages/order/index'

                                     })

                            },

                            cancel: function(r) {

                                     console.log(r)

                                     uni.showToast({

                                        title:'已经取消支付',

                                        icon:'none'

                                     })

                            },

                            fail:function(res) {

                                     console.log('payfail')

                                     console.log(res)

                                     uni.showToast({

                                         title:'已经取消支付',

                                         icon:'none'

                                     })

                            }

                   });

         })

         that.jweixin.error(function(res) {

                   console.log('error')

                   console.log(res)

                   // uni.showToast({

                   //     icon: 'none',

                   //     title: '支付失败了',

                   //     duration: 4000

                   // });

         });

}