reader/components/voucher/index.js

import {
  buyVip,
  buyNum,
} from '~/api/user'
Component({
  /**
   * 组件的属性列表
   */
  properties: {

  },

  /**
   * 组件的初始数据
   */
  data: {
    state: false
  },

  /**
   * 组件的方法列表
   */
  methods: {
    open() {
      this.setData({
        state: true
      })
    },
    close() {
      this.setData({
        state: false
      })
    },
    //购买vip和购买次数不是一个接口 type 1001是vip，1010是次数
    async toBuy({
      currentTarget
    }) {
      let productId = currentTarget.dataset.type
      wx.showLoading({
        title: '提交中',
        mask: true
      })
      let res = ''
      if (productId == '1001') {
        res = await buyVip({
          productId
        }).finally(() => {
          wx.hideLoading()
        })
      } else if (productId == '1010') {
        res = await buyNum({
          productId
        }).finally(() => {
          wx.hideLoading()
        })
      } else {
        wx.hideLoading()
        wx.showToast({
          title: "支付失败,请重试",
          icon: "none"
        })
      }
      let {
        timeStamp,
        nonceStr,
        signType,
        paySign
      } = res
      // package保留字
      wx.requestPayment({
        timeStamp,
        nonceStr,
        package: res.package,
        signType,
        paySign,
        success(res) {
          wx.showToast({
            title: "支付成功",
            duration: 2500
          })
        },
        fail(res) {
          wx.showToast({
            title: "支付失败",
            icon: "none"
          })
        }
      })
    },
  }
})