<template>
  <page-head title="发起支付"></page-head>
  <view class="uni-common-mt" style="padding: 0 10px;">
    <text>如对当前页面的支付示例功能有任何疑问，通过电子邮件：service@dcloud.io 联系我们</text>
  </view>
  <template v-if="providerList.length > 0">
    <button style="margin-top: 20px;" type="primary" v-for="(item,index) in providerList" :key="index"
      @click="requestPayment(item)">{{item.name}}</button>
  </template>
</template>

<script>
  export type PayItem = { id : string, name : string, provider ?: UniProvider }
  export default {
    data() {
      return {
        btnText: "支付宝支付",
        btnType: "primary",
        orderInfo: "",
        errorCode: 0,
        errorMsg: "",
        complete: false,
        fail: false,
        providerList: [] as PayItem[],
        outTradeNo: "",
        openid: ""
      }
    },
    onLoad: function () {
      // #ifdef APP
      let provider = uni.getProviderSync({
        service: "payment",
      } as GetProviderSyncOptions)
      console.log(provider)
      provider.providerObjects.forEach((value : UniProvider) => {
        switch (value.id) {
          case 'alipay':
            var aliPayProvider = value as UniPaymentAlipayProvider
            console.log('alipay', aliPayProvider)
            this.providerList.push({
              name: aliPayProvider.description,
              id: aliPayProvider.id,
              provider: aliPayProvider
            } as PayItem);
            break;
          case 'wxpay':
            var wxPayProvider = value as UniPaymentWxpayProvider
            console.log('wxpay', wxPayProvider)
            this.providerList.push({
              name: wxPayProvider.description,
              id: wxPayProvider.id,
              provider: wxPayProvider
            } as PayItem);
            break;
          default:
            break;
        }
      })
      // #endif


      // #ifdef MP-WEIXIN
      this.getOpenId()
      this.providerList.push({
        name: '微信支付',
        id: 'wxpay'
      } as PayItem);
      // #endif
    },
    methods: {
      requestPayment(e : PayItem) {
        const provider = e.id
        // #ifdef APP
        if (provider == "alipay") {
          this.payAli(provider)
        } else if (provider == "wxpay") {
          // #ifdef APP-ANDROID
          if (e.provider != null && e.provider instanceof UniPaymentWxpayProvider && !((e.provider as UniPaymentWxpayProvider).isWeChatInstalled)) {
            uni.showToast({
              title: "微信没有安装",
              icon: 'error'
            })
          } else {
            this.payWX(provider)
          }
          // #endif
          // #ifdef APP-IOS || APP-HARMONY
          if (e.provider != null && ((e.provider as UniPaymentWxpayProvider).isWeChatInstalled == undefined || ((e.provider as UniPaymentWxpayProvider).isWeChatInstalled != null && (e.provider as UniPaymentWxpayProvider).isWeChatInstalled == false))) {
            uni.showToast({
              title: "微信没有安装",
              icon: 'error'
            })
          } else {
            this.payWX(provider)
          }
          // #endif
        }
        // #endif

        // #ifdef MP-WEIXIN
        this.payMpWexin()
        // #endif
      },
      payAli(id : string) {
        uni.showLoading({
          title: "请求中..."
        })
        uni.request({
          url: 'https://demo.dcloud.net.cn/payment/alipay/?total=0.01',
          method: 'GET',
          timeout: 6000,
          success: (res) => {

            this.orderInfo = JSON.stringify(res.data);
            console.log("====" + this.orderInfo)
            uni.hideLoading()
            uni.requestPayment({
              provider: id,
              orderInfo: res.data as string,
              fail: (res) => {
                console.log(JSON.stringify(res))
                this.errorCode = res.errCode
                uni.showToast({
                  icon: 'error',
                  title: 'errorCode:' + this.errorCode
                });
              },
              success: (res) => {
                console.log(JSON.stringify(res))
                uni.showToast({
                  icon: 'success',
                  title: '支付成功'
                });
              }
            })
          },
          fail: (e) => {
            console.log(e)
            uni.hideLoading()
          },
        });
      },
      payWX(id : string) {
        uni.showLoading({
          title: "请求中..."
        })
        let url = 'https://demo.dcloud.net.cn/payment/wxpayv3.__UNI__uniappx/?total=0.01'
        const res = uni.getAppBaseInfo();
        let packageName : string | null

        // #ifdef APP-ANDROID
        packageName = res.packageName
        // #endif

        // #ifdef APP-IOS
        packageName = res.bundleId
        // #endif

        if (packageName == 'io.dcloud.hellouniappx') {//hello uniappx
          url = 'https://demo.dcloud.net.cn/payment/wxpayv3.__UNI__HelloUniAppX/?total=0.01'
        }
        uni.request({
          url: url,
          method: 'GET',
          timeout: 6000,
          header: {
            "Content-Type": "application/json"
          } as UTSJSONObject,
          success: (res) => {
            console.log(res.data)
            uni.hideLoading()
            uni.requestPayment({
              provider: id,
              orderInfo: JSON.stringify(res.data),
              fail: (res) => {
                console.log(JSON.stringify(res))
                this.errorCode = res.errCode
                uni.showToast({
                  duration: 5000,
                  icon: 'error',
                  title: 'errorCode:' + this.errorCode,
                });
              },
              success: (res) => {
                console.log(JSON.stringify(res))
                uni.showToast({
                  duration: 5000,
                  icon: 'success',
                  title: '支付成功'
                });
              }
            })
          },
          fail: (res) => {
            uni.hideLoading()
            console.log(res)
          },
        });
      },

      // #ifdef MP-WEIXIN
      getOpenId() {
        uni.showLoading({
          title: "请稍等...",
          mask: true
        });
        let bundleId = uni.getAccountInfoSync().miniProgram.appId;
        uni.login({
          provider: 'weixin',
          success: (res) => {
            uni.request({
              url: "https://env-00jxt67zj8kj.dev-hz.cloudbasefunction.cn/uni-pay-api/getOpenId",
              method: "GET",
              data: {
                code: res.code,
                bundleId
              },
              success: (res) => {
                uni.hideLoading();
                this.openid = res.data.openid;
                console.log('openid: ', this.openid);
              },
              fail: (err) => {
                uni.hideLoading();
                console.error("request-err", err);
              }
            });
          }
        })
      },
      payMpWexin() {
        let bundleId = uni.getAccountInfoSync().miniProgram.appId;
        let random = Math.floor(Math.random() * 9000) + 1000;
        this.outTradeNo = `test${Date.now()}${random}`;
        console.log('outTradeNo: ', this.outTradeNo)
        uni.showLoading({
          title: "请求中..."
        });
        uni.request({
          url: "https://env-00jxt67zj8kj.dev-hz.cloudbasefunction.cn/uni-pay-api/getOrderInfo",
          method: "GET",
          data: {
            outTradeNo: this.outTradeNo,
            bundleId,
            openid: this.openid,
            totalFee: 1
          },
          success: (res) => {
            uni.hideLoading();
            let data = res.data as UTSJSONObject;
            let errCode = data['errCode'] as number;
            if (errCode != 0) {
              uni.showModal({
                title: "提示",
                content: data['errMsg'] as string,
                showCancel: false
              });
              return;
            }
            let orderInfo = data["orderInfo"] as string;
            console.log('orderInfo: ', orderInfo)
            uni.requestPayment({
              provider: "wxpay",
              orderInfo: orderInfo,
              ...JSON.parse(orderInfo),
              success: (res) => {
                console.log('res: ', res)
                uni.showToast({
                  title: "支付成功",
                  icon: 'success'
                });
              },
              fail: (err) => {
                console.error("err", err);
                uni.hideLoading();
                uni.showToast({
                  title: "支付失败",
                  icon: 'error'
                });
              }
            });
          },
          fail: (err) => {
            uni.hideLoading();
            console.error("request-err", err);
          }
        });
      },
      // #endif
      //自动化测试使用
      jest_pay() {
        uni.requestPayment({
          provider: "alipay",
          orderInfo: this.orderInfo,
          fail: (res : RequestPaymentFail) => {
            this.errorCode = res.errCode
            this.complete = true
            this.fail = true
          },
          success: (res : RequestPaymentSuccess) => {
            console.log(JSON.stringify(res))
            this.complete = true
            this.fail = false
          }
        } as RequestPaymentOptions)
      }
    }
  }
</script>

<style>

</style>