const app = getApp();
Page({
  /**
   * 页面的初始数据
   */
  data: {
    barHeight: '',
    navBarHeight: '',
    searchValue: '',
    path: '',
    pathList: [],
    pageCount: {
      page: 1,
      total: 0,
    },
    isMore: null,
    assortCheck: {
      name: '',
      code: '',
    },
    bookList: [],
    stairList: {
      value: '',
      options: [
        {
          value: '',
          label: '一级',
        },
      ],
    },
    secondList: {
      value: [],
      options: [],
    },
    majorProjectList: {
      value: [],
      options: [],
    },
    newTextBook: {
      value: [],
      options: [],
    },
    stairCode: '', // 一级分类选中项
    secondCode: '', // 二级分类选中项
    sort: '', // 排序
    enable: false,
    loadingProps: {
      size: '50rpx'
    },
    loading: false,
    noData: false
  },
  /**
   * 生命周期函数--监听页面加载
   */
  onLoad(options) {
    const systInfo = wx.getSystemInfoSync();
    const menu = wx.getMenuButtonBoundingClientRect(); // 胶囊信息
    const navBarHeight = (menu.top - systInfo.statusBarHeight) * 2 + menu.height; // 导航栏高度
    this.setData({
      barHeight: systInfo.statusBarHeight,
      navBarHeight: navBarHeight,
    });
    // 搜索赋值
    if (options.searchValue) {
      this.setData({
        searchValue: options.searchValue,
      });
    }
    // 高级分类赋值
    this.setData({
      assortCheck: {
        name: options.assorName,
        code: options.assortCode,
      },
    });
    if (this.data.assortCheck.code) {
      this.setData({});
    }
    // 获取一级分类
    this.getStairList(options.assortCode);
    // 一级分类和path赋值
    if (options.stairCode) {
      this.setData({
        'stairList.value': options.stairCode,
        stairCode: options.stairCode,
        path: `${options.assortCode}\\${options.stairCode}`,
      });
    }
    // 二级分类赋值
    if (options.secondCode) {
      this.setData({
        secondCode: options.secondCode,
        pathList: [{
          Path: options.secondCode,
          Type: '*',
          StoreRefCode: app.config.goodsStore,
        }
        ],
      })
    }
    // 获取二级分类
    this.getSecondList(`${options.assortCode}\\${options.stairCode}`);
    this.getBookList(`${options.assortCode}\\${options.stairCode}`);
    // 获取重点项目
    this.getProjectList('bookClassification');
    this.getProjectList('newFormsTextbooks');
  },

  /**
   * 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() {
  },

  /**
   * 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() {
    console.log('下拉');
  },

  /**
   * 页面上拉触底事件的处理函数
   */
  onReachBottom(e) {
    const flag = this.data.bookList.length < this.data.pageCount.total
    if (flag) {
      this.setData({
        isMore: true,
        "pageCount.page": this.data.pageCount.page + 1
      })
      this.getBookList(this.data.path)
    } else {
      this.setData({
        isMore: true,
      })
      setTimeout(() => {
        this.setData({
          isMore: false
        })
      }, 100)
      console.log('没有更多了');
    }
  },

  /**
   * 用户点击右上角分享
   */
  onShareAppMessage() { },
  goBack() {
    wx.navigateBack();
  },
  // 获取一级列表
  getStairList(path) {
    const query = {
      path,
      filterList: [],
      queryType: '\\',
      searchList: [],
      size: '30',
      start: '0',
      storeRefCode: app.config.goodsStore,
      sort: { type: 'Asc', field: 'LinkOrder' },
    };
    app.MG.store.getStoreChannelList(query).then(async (res) => {
      const options = [
        {
          value: '',
          label: '一级',
        },
      ];
      for (let index = 0; index < res.datas.length; index++) {
        const item = res.datas[index];
        options.push({
          value: item.refCode,
          label: item.name,
        });
      }
      this.setData({
        'stairList.options': options,
        'stairList.value': this.data.stairCode,
      });
    });
  },
  // 获取一级分类下二级分类
  getSecondList(path) {
    const options = [];
    const query = {
      path,
      filterList: [],
      queryType: '\\',
      searchList: [],
      size: '30',
      start: '0',
      storeRefCode: app.config.goodsStore,
      sort: { type: 'Asc', field: 'LinkOrder' },
    };
    app.MG.store.getStoreChannelList(query).then((res) => {
      for (let index = 0; index < res.datas.length; index++) {
        const item = res.datas[index];
        options.push({
          value: `${item.pathLinks[0].linkPath}\\${item.id}`,
          label: item.name,
        });
      }
      this.setData({
        'secondList.options': options,
      });
      const second = [this.data.secondCode]
      this.setData({
        'secondList.value': second
      })
    });
  },
  // 获取重点项目
  getProjectList(type) {
    const options = [];
    const arr = [];
    let array = [];
    const query = {
      refCodes: [type],
    };
    app.MG.store.getProductTypeField(query).then((res) => {
      array = JSON.parse(res[0].config).option;
      for (let index = 0; index < array.length; index++) {
        const element = array[index];
        if (element.child) {
          for (let index = 0; index < element.child.length; index++) {
            const item = element.child[index];
            arr.push(item);
          }
        }
      }
      if (type == 'bookClassification') {
        for (let index = 0; index < arr.length; index++) {
          const element = arr[index];
          options.push({
            value: element.value,
            label: element.name,
          });
        }
        this.setData({
          'majorProjectList.options': options,
        });
      } else if (type == 'newFormsTextbooks') {
        for (let index = 0; index < arr.length; index++) {
          const element = arr[index];
          options.push({
            value: element.value,
            label: element.name,
          });
        }
        this.setData({
          'newTextBook.options': options,
        });
        console.log('重点项目', this.data.newTextBook);
      }
    });
  },
  // 获取图书列表
  getBookList(path) {
    this.setData({
      loading: true,
      noData: false
    })
    let sort;
    let pathObj = {};
    if (this.data.pathList.length) {
      pathObj = {
        subAccess: this.data.pathList,
      };
    } else {
      pathObj = {
        path,
        queryType: '*',
      };
    }
    if (this.data.sort) {
      sort = {
        Name: this.data.sort,
        BaseType: '',
      };
    } else {
      sort = {
        type: 'Desc',
        field: 'ViewCount',
      };
    }
    // 搜索
    let searchObj = {};
    if (this.data.searchValue) {
      searchObj = {
        'Name*': this.data.searchValue,
        '||author*': this.data.searchValue,
        '||isbn*': this.data.searchValue,
        '||seriesName*': this.data.searchValue,
      };
    }
    const query = {
      ...pathObj,
      filterList: [
        {
          value: 'Normal',
          field: 'state',
        },
      ],
      sort,
      paging: {
        start: 0,
        size: this.data.pageCount.page * 8,
      },
      fields: {
        author: [],
        publicationDate: [],
        ...searchObj,
        'bookClassification*': this.data.majorProjectList.value,
        'newFormsTextbooks*': this.data.newTextBook.value,
      },
    };
    app.MG.store.getProductList(query).then((res) => {
      this.setData({
        bookList: res.datas,
        enable: false,
        "pageCount.total": res.total,
        loading: false
      });
      console.log('图书列表', res.datas);
      if (!res.datas.length) {
        this.setData({
          noData: true
        })
      }
    });
  },
  // 一级分类切换
  onChangeStair(e) {
    const path = e.detail.value.length
      ? `${this.data.assortCheck.code}\\${e.detail.value}`
      : this.data.assortCheck.code;
    this.setData({
      pathList: [],
      stairCode: e.detail.value,
      secondCode: '',
      path: path,
      'stairList.value': e.detail.value,
    });
    this.getBookList(path);
    this.getSecondList(path);
  },
  // 二级分类切换
  onChangeSecond(e) {
    const pathList = [];
    for (let index = 0; index < e.detail.value.length; index++) {
      const element = e.detail.value[index];
      pathList.push({
        Path: element,
        Type: '*',
        StoreRefCode: app.config.goodsStore,
      });
    }
    this.setData({
      pathList: pathList,
      'secondList.value': e.detail.value,
    });
  },
  // 
  onConfirmSecond() {
    this.getBookList(this.data.path);
  },
  // 重点项目改变
  changeMajorProject(e) {
    this.setData({
      'majorProjectList.value': e.detail.value,
    });
    this.getBookList(this.data.path);
  },
  // 重点项目重置
  resetMajorProject() {
    this.setData({
      'majorProjectList.value': [],
    });
    this.getBookList(this.data.path);
  },
  changeNewText(e) {
    this.setData({
      'newTextBook.value': e.detail.value,
    });
    this.getBookList(this.data.path);
  },
  resetNewText() {
    this.setData({
      'newTextBook.value': [],
    });
    this.getBookList(this.data.path);
  },
  // 排序按钮
  sortClick() {
    if (!this.data.sort.length) {
      this.setData({
        sort: 'Desc',
      });
    } else if (this.data.sort == 'Desc') {
      this.setData({
        sort: 'Asc',
      });
    } else if (this.data.sort == 'Asc') {
      this.setData({
        sort: '',
      });
    }
    let path;
    if (this.data.secondCode) {
      path = this.data.secondCode;
    } else if (this.data.stairCode) {
      path = `${this.data.assortCheck.code}\\${this.data.stairCode}`;
    } else {
      path = this.data.assortCheck.code;
    }
    this.setData({
      path: path,
    });
    this.getBookList(path);
  },
  // 搜索图书
  searchBook(e) {
    console.log(e.detail.value);
    this.setData({
      searchValue: e.detail.value,
    });
    this.getBookList(this.data.path);
  },
  // 跳转图书详情
  goDetail(e) {
    const { book } = e.currentTarget.dataset;
    wx.navigateTo({
      url: `/packageBookService/pages/bookServices/detail/index?id=${book.id}&name=${book.name}`,
    });
  },
  onRefresh() {
    this.setData({ enable: true });
    this.getBookList(this.data.path)
  },
});