minixyz/pages/details/details.js

// pages/details/details.js

const getReq = require('./../../config.js').getReq;
const app = getApp();
Page({

  /**
   * 页面的初始数据
   */
  data: {
    imgUrls: [],
    datas: {},
    getOneSummary: [],
    webViewUrl: '',
    indicatorDots: true,
    vertical: false,
    autoplay: true,
    interval: 2000,
    duration: 500,
    animation_flag: false,
    sec_index: 0,
    goodsNumber: 1,
    cartOrBuy: '',
    getgift: '',
    options_goods_id:'' 
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad: function (options) {
    let webViewUrl = `https://passport.lrlz.com/mobile/index.php?act=goods_common&op=detail&goods_id=${options.goods_id}&client_type=ios`
    this.setData({
      webViewUrl,
      options_goods_id: options.goods_id
    })
    this.getDatas(options.goods_id)
  },
  getDatas(goods_id) {
    wx.showLoading({
      title: '加载中',
    })
    var self = this
    getReq({
      act: 'goods_common',
      op: 'index',
      goods_id
    }, function (res) {
      wx.hideLoading()
      if (res.code == 200) {
        let oneSummary = self.getOneSummary(res.datas.summary, goods_id)
        let getgift = self.getgift(res.datas.summary, goods_id)
        self.setData({
          datas: res.datas,
          getOneSummary: oneSummary,
          imgUrls: res.datas.common_info.images,
          getgift
        })

      }
      else {
        wx.showToast({
          icon: 'none',
          title: res.message,
          duration: 1500
        })
      }
    })
  },
  getOneSummary(sumarys, goods_id) {
    let getOneSummary = sumarys.filter((item, index) => {
      return item.goods_id == goods_id
    })
    return getOneSummary[0]
  },
  secSku(e) {
    let goodsId = e.currentTarget.dataset.goodsid
    let sec_index = e.currentTarget.dataset.secindex
    if (this.data.sec_index == sec_index) {
      return
    }
    let getOneSummary = this.getOneSummary(this.data.datas.summary, goodsId)
    let getgift = this.getgift(this.data.datas.summary, goodsId)
    if (getOneSummary.goods_storage < 1) {
      wx.showToast({
        title: '客官！暂时没有库存！',
        icon: 'none',
        duration: 1500
      })
      return
    }
    this.setData({
      sec_index,
      getOneSummary,
      goodsNumber: 1,
      getgift
    })
  },
  goodsNumHandle(e) {
    let type = e.currentTarget.dataset.type
    if (type == 'minus') {
      if (this.data.goodsNumber <= 1) {
        wx.showToast({
          title: '客官！不能再少了！',
          icon: 'none',
          duration: 1500
        })
        return
      }
      else {
        this.setData({
          goodsNumber: --this.data.goodsNumber
        })
      }
    }
    else {
      if (this.data.goodsNumber >= this.data.getOneSummary['goods_storage']) {
        wx.showToast({
          title: '客官！只有这么多了！',
          icon: 'none',
          duration: 1500
        })
        return
      }
      else {
        this.setData({
          goodsNumber: ++this.data.goodsNumber
        })
      }
    }
  },
  checkSubmit() {
    if (!app.globalData.userInfo) {
      wx.navigateTo({
        url: '/pages/login/login'
      });
      return;
    }
    let cartOrBuy = this.data.cartOrBuy
    this.setData({
      animation_flag: false
    })
    if (cartOrBuy == 'isCart') {
      wx.showLoading({
        title: '加载中',
      })
      getReq({
        act: 'cart',
        op: 'addex',
        quantity: this.data.goodsNumber,
        goods_id: this.data.getOneSummary.goods_id
      }, function (res) {
        wx.hideLoading()
        if (res.code == 200) {
          wx.showToast({
            icon: 'none',
            title: '添加成功！',
            duration: 1500
          })
        }
        else {
          wx.showToast({
            icon: 'none',
            title: res.message,
            duration: 1500
          })
        }
      })
    }
    else if (cartOrBuy == 'isBuy') {
      if (this.data.getOneSummary.goods_storage < 1) {
        wx.showToast({
          title: '客官！暂时没有库存！',
          icon: 'none',
          duration: 1500
        })
        return
      }
      wx.navigateTo({
        url: `/pages/confirmOrder/confirmOrder?goods_id=${this.data.getOneSummary.goods_id}&iscart=0&num=${this.data.goodsNumber}`
      })
    }
    else {
      return
    }

  },
  toWebView() {
    let webViewUrl = encodeURIComponent(this.data.webViewUrl)
    wx.navigateTo({
      url: `/pages/webView/webView?url=${webViewUrl}`
    })
  },
  animation_flag(e) {
    let cartOrBuy = e.currentTarget.dataset.cartorbuy || 'none'
    let flag = e.currentTarget.dataset.flag
    let animation_flag = flag == 'true' ? true : false
    this.setData({
      animation_flag,
      cartOrBuy
    })
  },
  getgift(sumarys, goods_id) {
    let goods = this.getOneSummary(sumarys, goods_id)
    let giftSummary = ''
    if (goods.have_gift) {
      giftSummary = this.getGiftSummary(sumarys, goods.gifts)
    }
    return giftSummary
  },
  getGiftSummary(sumarys, gifts) {
    let arr = []
    gifts.map(item => {
      sumarys.filter(sum => {
        if(item.gift_goods_id == sum.goods_id) {
          arr.push({
            sum,
            gifts: item
          })
        }
      })
    })
    return arr
  },

  /**
   * 生命周期函数--监听页面初次渲染完成
   */
  onReady: function () {

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow: function () {
    if (app.globalData.fcodeErr) {
      wx.showToast({
        icon: 'none',
        title: app.globalData.fcodeErr,
        duration: 1500
      })
      app.globalData.fcodeErr = ''
      this.setData({
        animation_flag: false
      })
      // console.log(this.data.options_goods_id)
      setTimeout(() => {

      this.getDatas(this.data.options_goods_id)  
      }, 1500)
    }
    if (app.globalData.backLogin) {
      this.getDatas(this.data.getOneSummary.goods_id);
    } 
  },

  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide: function () {

  },

  /**
   * 生命周期函数--监听页面卸载
   */
  onUnload: function () {

  },

  /**
   * 页面相关事件处理函数--监听用户下拉动作
   */
  onPullDownRefresh: function () {

  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom: function () {

  },

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage: function () {

  }
})