oms-mp/pages/category/category.js

// pages/category/category.js
// pages/home/home.js
const app = getApp();
Page({

  /**
   * 页面的初始数据
   */
  data: {
    topBarHeight: app.globalData.statBarHeight,
    loading: true,
    loadding: false,
    scrollTop: 0,
    current: 0,
    pages: null,
    picTitle: "",
    company: wx.getStorageSync('company'),
    userInfo: wx.getStorageSync('userInfo'),
    categoryList: [],
    category1Index: 0,
    category2Index: 0,
    category3Index: -1,
    goodsList: [],
    brandList: [],
    query: {
      all: 1
    }

  },

  /**
   * 生命周期函数--监听页面加载
   */
  async onLoad(options) {
    let categoryId = options.categoryId;



    let userInfo = wx.getStorageSync('userInfo');
    if (!userInfo || !userInfo.userId) {
      // app.globalData.tabbar.list[0].show = true;
      // app.globalData.tabbar.list[1].show = false;
      wx.navigateTo({
        url: '/pages/login/login',
      })
      return;
    }

    let {
      data: categoryList
    } = await app.ajax.get({
      url: "/admin/bxdcategory/query"
    });
    let category1Index = this.data.category1Index;
    let categoryLists = categoryList.data.filter(v => v.status == 1);

    if (categoryId) {
      category1Index = categoryLists.findIndex(v => v.categoryId == categoryId);
    }
    this.setData({
      categoryList: categoryLists,
      category1Index: category1Index || 0
    });
    this.getBrandList();
    this.getGoodsList();
    this.setData({
      loading: false
    });
  },

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

  },

  /**
   * 生命周期函数--监听页面显示
   */
  onShow() {

  },
  selectCategory(e) {
    let name = e.currentTarget.dataset.name;
    if (this.data["" + e.currentTarget.dataset.name] == e.currentTarget.dataset.index) {
      return;
    }
    if (name.indexOf('1') != -1) {
      this.setData({
        ["" + name.replace('1', '2')]: 0,
        ["" + name.replace('1', '3')]: -1,
        goodsList: []
      })
    } else if (name.indexOf('2') != -1) {
      this.setData({
        ["" + name.replace('2', '3')]: -1,
        goodsList: []
      })
    } else if (name.indexOf('3') != -1) {
      this.setData({
        goodsList: []
      })
    }
    let query = this.data.query;
    delete query['brandNameList'];
    this.setData({
      ["" + e.currentTarget.dataset.name]: e.currentTarget.dataset.index,
      current: 0,
      query
    });
    this.getBrandList();
    this.getGoodsList();
  },
  async getGoodsList() {
    if (this.data.pages != null && this.data.current >= this.data.pages) {
      return;
    }
    let category1 = this.data.categoryList[this.data.category1Index];
    if (this.data.category2Index > -1) {
      category1 = this.data.categoryList[this.data.category1Index].categories[this.data.category2Index];
    }
    if (this.data.category3Index > -1) {
      category1 = this.data.categoryList[this.data.category1Index].categories[this.data.category2Index].categories[this.data.category3Index];
    }
    // //console.log(category1, category2, category3)
    this.setData({
      current: this.data.current + 1,
      loadding: true
    });
    try {
      let {
        data
      } = await app.ajax.get({
        url: "/admin/bxdprod/browsePage",
        data: {
          picTitle: this.data.picTitle,
          mini: 1,
          current: this.data.current,
          size: 20,
          categoryIdList: this.getCategoryIdList(category1),
          virtualInventoryId: wx.getStorageSync('virtualInventoryId'),
          ...this.data.query
        }
      });
      let goodsList = this.data.goodsList;
      this.setData({
        goodsList: goodsList.concat(data.data.records),
        pages: data.data.pages || null,
        loadding: false
      })
    } catch (e) {
      this.setData({
        loadding: false
      })
    }
  },
  async getBrandList() {

    let category1 = this.data.categoryList[this.data.category1Index];
    if (this.data.category2Index > -1) {
      category1 = this.data.categoryList[this.data.category1Index].categories[this.data.category2Index];
    }
    if (this.data.category3Index > -1) {
      category1 = this.data.categoryList[this.data.category1Index].categories[this.data.category2Index].categories[this.data.category3Index];
    }

    let {
      data
    } = await app.ajax.get({
      url: "/admin/bxdbrand/queryMoreCategoryBrandList",
      data: {
        categoryIds: category1.categoryId
      }
    });
    this.setData({
      brandList: data.data.map(v => {
        v = {
          name: v,
          check: false
        }
        return v;
      })
    })
  },
  onBrand(e) {
    let brandList = this.data.brandList;
    brandList[e.currentTarget.dataset.index].check = !brandList[e.currentTarget.dataset.index].check;
    this.setData({
      brandList
    })
  },
  getCategoryIdList(categorie) {
    let result = [];
    result.push(categorie.categoryId);
    if (categorie.categories && categorie.categories.length > 0) {
      for (let i = 0; i < categorie.categories.length; i++) {
        let tmp = this.getCategoryIdList(categorie.categories[i]);
        result.push(result, tmp);
      }
    }
    return result.join(",");
  },
  searchGoods(e) {
    this.setData({
      picTitle: e.detail.value,
      goodsList: [],
      current: 0,
      pages: null
    })
    this.getGoodsList();
  },
  goodsScroll(e) {
    //console.log(e)
  },
  query(e) {
    let param = e.currentTarget.dataset.param;
    let query = this.data.query;
    if (!param) {
      this.setData({
        query: {}
      });
    }

    if (param) {
      let pars = query[param];
      query = {};
      if (pars != undefined) {
        query[param] = pars;
      }
      if (query[param] == undefined) {
        query[param] = false;
      } else if (query[param] == false) {
        query[param] = true;
      } else if (query[param] == true) {
        delete query[param];
      }
      if (!param || query[param] == undefined) {
        query = {
          all: 1
        }
      }
    } else {
      query = {
        all: 1
      }
    }
    let brandList = this.data.brandList;
    brandList = brandList.map(v => {
      v.check = false;
      return v;
    });
    this.setData({
      query,
      brandList,
      pages: null,
      current: 0
    });
    this.getGoodsList();
  },
  powerDrawer() {
    app.dialog(this, 'close');
  },
  shaixuan() {
    app.dialog(this, 'open');
  },
  submitShaixuan(e) {
    let query = this.data.query;
    query = {
      shaixuan: 1
    };
    this.setData({
      query: {
        ...query,
        ...e.detail.value,
        brandNameList: this.data.brandList.filter(v => v.check).map(v => v.name).join(",")
      },
      goodsList: [],
      current: 0,
      pages: null,
      showDialog: false
    });

    this.getGoodsList()

  },
  submitShaixuanReset(e) {
    let query = this.data.query;
    let brandList = this.data.brandList;
    brandList = brandList.map(v => {
      v.check = false;
      return v;
    });
    delete query["brandNameList"];
    delete query["startPrice"];
    delete query["endPrice"];
    delete query["shaixuan"];
    query["all"] = 1;
    this.setData({
      brandList,
      query,
      showDialog: false,
      goodsList: [],
      current: 0,
      pages: null,
    });
    this.getGoodsList()
  },
  onMenu(e) {},
  /**
   * 生命周期函数--监听页面隐藏
   */
  onHide() {

  },

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

  },

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

  },

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

  },

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

  },
  onPageScroll(e) {
    this.setData({
      scrollTop: e.scrollTop
    });
  },
  scrollTop: function () {
    wx.pageScrollTo({
      scrollTop: 0,
      duration: 300
    });
  },
})