import { api_schoolAreaDetail, api_schoolAreaList, api_sysAreaQueryAllProvince, api_userBeneficiarySave, api_userBeneficiaryUpdate } from "../../api/new";
import { GRADE_ENUM } from "../../utils/util";


const classList: any = [];
for (let i = 1; i <= 40; i++) {
  classList.push({ text: i + '班', value: i });
}

/** 获取年级 */
const getGradeList = (gradeYear?: string, instrumentCode?: string) => {
  let tempList: any = [];
  const five = [
    { text: '一年级', value: 1, instrumentCode },
    { text: '二年级', value: 2, instrumentCode },
    { text: '三年级', value: 3, instrumentCode },
    { text: '四年级', value: 4, instrumentCode },
    { text: '五年级', value: 5, instrumentCode }
  ];
  const one = [{ text: '六年级', value: 6, instrumentCode }];
  const three = [
    { text: '七年级', value: 7, instrumentCode },
    { text: '八年级', value: 8, instrumentCode },
    { text: '九年级', value: 9, instrumentCode }
  ];
  if (gradeYear === 'FIVE_YEAR_SYSTEM') {
    tempList.push(...[...five]);
  } else if (gradeYear === 'SIX_YEAR_SYSTEM') {
    tempList.push(...[...five, ...one]);
  } else if (gradeYear === 'THREE_YEAR_SYSTEM') {
    tempList.push(...[...three]);
  } else if (gradeYear === 'FORE_YEAR_SYSTEM') {
    tempList.push(...[...one, ...three]);
  } else {
    tempList.push(...[...five, ...one, ...three]);
  }
  return tempList;
};

// pages/buyerInformation/index.ts
Page({

  /**
   * 页面的初始数据
   */
  data: {
    phone: '',
    name: '',
    gender: '1',
    schoolAreaId: '',
    schoolAreaName: '',
    currentGradeClassTxt: '',
    currentClass: null,
    currentGradeNum: null,
    cityCode: null,
    cityName: "",
    provinceCode: null,
    provinceName: "",
    regionCode: null,
    regionName: "",

    cacheArea: [] as { cityCode: string, shiftCityCode: string }[], // 临时存储的对应关系
    userBeneficiaryId: '', // 选中用户的编号
    showArea: false,
    areaList: [] as any,
    showSchool: false,
    showSchoolAfterLeave: false, // 离开后
    /** 学校列表 */
    schoolAreaList: [] as any,
    schoolAreaIndex: 0,
    /** 临时切换时选择的学校编号 */
    tempChangeSchoolAreaId: '',
    schoolLoading: false,
    /** 搜索学校 */
    searchName: '',
    /** 学校类型 */
    schoolInstrumentSetType: '',
    /** 年级班级 */
    gradeClassList: [] as any,
    gradeClassIndexs: [0, 0],
    showGradeClass: false,
    showGradeClassAfterLeave: false, // 离开后
    showAreaAfterLeave: false, // 所在地区
  },

  /**
   * 生命周期函数--监听页面加载
   */
  onLoad(options: any) {
    if (options.userBeneficiaryId) {
      this.setData({
        userBeneficiaryId: options.userBeneficiaryId
      })
    }
    // 从缓存里面获取用户信息
    this.getUserDetail()

    this.getAreas()
    this.getSchools()
  },

  async getUserDetail() {
    try {
      const information = wx.getStorageSync('buyerInfomation')
      const users = information ? JSON.parse(information) : null
      if (users) {
        this.setData({
          phone: users.phone,
          name: users.name,
          gender: users.gender,
          schoolAreaId: users.schoolAreaId,
          schoolAreaName: users.schoolAreaName,
          currentGradeClassTxt: users.currentGradeClassTxt,
          currentClass: users.currentClass,
          currentGradeNum: users.currentGradeNum,
          cityCode: users.cityCode,
          cityName: users.cityName,
          provinceCode: users.provinceCode,
          provinceName: users.provinceName,
          regionCode: users.regionCode,
          regionName: users.regionName,

          schoolAreaIndex: users.schoolAreaIndex || 0,
          gradeClassIndexs: users.gradeClassIndexs || [0, 0]
        }, () => {
          this.getSchoolAreaDetail()
        })
      }
    } catch {
      // 
    }
  },
  onBack() {
    // 如果有购买人编号，返回时则不缓存数据
    if (!this.data.userBeneficiaryId) {
      this.onSetCatch(this.data)
    }
    wx.navigateBack()
  },
  /**
   * 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() {

  },
  /** 获取省市区 */
  async getAreas() {
    try {
      const { data } = await api_sysAreaQueryAllProvince({})
      this.setData({
        areaList: this.formateArea(data.data)
      }, () => {
        console.log(this.data.areaList)
      })
    } catch {
      // 
    }
  },
  formateArea(area: any[]) {
    const province_list: { [_: string]: string } = {};
    const city_list: { [_: string]: string } = {};
    const county_list: { [_: string]: string } = {};
    area.forEach((item: any) => {
      province_list[item.code] = item.name;
    });
    area.forEach((item: any) => {
      item.areas && item.areas.forEach((city: any, index: number) => {
        let code = city.code + ""
        // 某些数据不标准 这里需要转换一下
        if (code[4] !== "0" || code[5] !== "0") {
          // 现在把区域的数据改为市的
          const newCode = code.substring(0, 2) + (index < 10 ? `a${index}` : index < 20 ? `b${index - 10}` : index < 30 ? `c${index - 20}` : `d${index - 30}`) + "00";
          this.data.cacheArea.push({
            cityCode: code,
            shiftCityCode: newCode
          })
          code = newCode
        }
        city_list[code] = city.name;
      });
    });
    area.forEach((item: any) => {
      item.areas && item.areas.forEach((city: any) => {
        city.areas && city.areas.forEach((county: any) => {
          county_list[county.code] = county.name;
        });
      });
    });
    return {
      province_list,
      city_list,
      county_list
    };
  },
  // 转换
  formateCityCode(reverse?: boolean) {
    if (!this.data.regionCode && this.data.cityCode) {
      const cityCodeObj = this.data.cacheArea.find((item: any) => {
        return item[reverse ? "cityCode" : "shiftCityCode"] == this.data.cityCode
      })
      return cityCodeObj ? cityCodeObj[reverse ? "shiftCityCode" : "cityCode"] : ""
    }
    return this.data.cityCode
  },
  /** 获取学校列表 */
  async getSchools(name?: string) {
    this.setData({
      schoolLoading: true
    })
    try {
      // 判断是否有地区信息
      if (!this.data.provinceCode || !this.data.cityCode) {
        return
      }
      const citycode = this.formateCityCode()
      const { data } = await api_schoolAreaList({
        name,
        testFlag: true,
        provinceCode: this.data.provinceCode,
        // cityCode: this.data.cityCode,
        cityCode: citycode,
        regionCode: this.data.regionCode
      })
      const result = data.data || []
      const tempList: any[] = []
      result.forEach((item: any) => {
        tempList.push({
          text: item.name,
          value: item.id
        })
      })

      let tempSchoolId = ''
      if (tempList.length > 0) {
        const first = tempList[0]
        tempSchoolId = first.value || ''
      }

      this.setData({
        schoolAreaList: tempList,
        tempChangeSchoolAreaId: tempSchoolId
      })
    } catch {
      // 
    }
    this.setData({
      schoolLoading: false
    })
  },
  /** 获取学校详情 */
  async getSchoolAreaDetail() {
    const { data } = await api_schoolAreaDetail({ id: this.data.schoolAreaId })
    const result = data.data || {}

    let gradeClassList: any = []
    let schoolInstrumentSetType = ''
    if (result.school) {
      const schoolInfo = result.school || {};
      const schoolInstrumentList = schoolInfo.schoolInstrumentList || [];
      // forms.schoolInstrumentSetType = schoolInfo.instrumentSetType;
      if (schoolInfo.instrumentSetType === 'SCHOOL') {
        gradeClassList = [{
          values: getGradeList(schoolInfo.gradeYear),
          defaultIndex: this.data.gradeClassIndexs[0]
        }, {
          values: classList,
          defaultIndex: this.data.gradeClassIndexs[1]
        }]
        schoolInstrumentSetType = schoolInfo.instrumentSetType
      } else if (schoolInfo.instrumentSetType === 'GRADE') {
        const gradeList: any = []
        schoolInstrumentList.forEach((item: any) => {
          gradeList.push({
            text: GRADE_ENUM[item.gradeNum],
            value: item.gradeNum,
            instrumentId: item.instrumentId
          })
        });
        gradeList.sort((a: any, b: any) => a.value - b.value);
        gradeClassList = [{
          values: gradeList,
          defaultIndex: this.data.gradeClassIndexs[0]
        }, {
          values: classList,
          defaultIndex: this.data.gradeClassIndexs[1]
        }]
        schoolInstrumentSetType = schoolInfo.instrumentSetType
      } else if (schoolInfo.instrumentSetType === 'CLASS') {
        //   // 班级
        const tempGradeList: any[] = [];
        schoolInstrumentList.forEach((item: any) => {
          if (!tempGradeList.includes(item.gradeNum)) {
            tempGradeList.push(item.gradeNum);
          }
        });

        const lastGradeList: any[] = [];
        tempGradeList.forEach((temp: any) => {
          const list = {
            text: GRADE_ENUM[temp],
            value: temp,
            instrumentId: '',
            instrumentCode: '',
            instrumentName: '',
            classList: [] as any
          };
          schoolInstrumentList.forEach((item: any) => {
            if (temp === item.gradeNum) {
              list.instrumentId = item.instrumentId;
              list.instrumentCode = item.instrumentCode;
              list.instrumentName = item.instrumentName;
              list.classList.push({
                text: item.classNum + '班',
                value: item.classNum,
                instrumentCode: item.instrumentCode
              });
            }
          });
          // 排序班级
          list.classList.sort((a: any, b: any) => a.value - b.value);
          lastGradeList.push(list);
          
        });
        lastGradeList.sort((a: any, b: any) => a.value - b.value);
        gradeClassList = [{
          values: lastGradeList,
          defaultIndex: this.data.gradeClassIndexs[0]
        }, {
          values: lastGradeList[this.data.gradeClassIndexs[0]]?.classList || [],
          defaultIndex: this.data.gradeClassIndexs[1]
        }]

        schoolInstrumentSetType = schoolInfo.instrumentSetType
      } else {
        gradeClassList = [{
          values: getGradeList(),
          defaultIndex: this.data.gradeClassIndexs[0]
        }, {
          values: classList,
          defaultIndex: this.data.gradeClassIndexs[1]
        }]

        schoolInstrumentSetType = ''
      }
    } else {
      gradeClassList = [{
        values: getGradeList(),
        defaultIndex: this.data.gradeClassIndexs[0]
      }, {
        values: classList,
        defaultIndex: this.data.gradeClassIndexs[1]
      }]
      schoolInstrumentSetType = ''
    }



    // 格式化年级班级 - 如果后台改了学校配置，本地保存了缓存，判断年级、班级是否存在
    const grade = this.data.gradeClassIndexs
    const tempGradeList = gradeClassList[0]
    const tempClassList = gradeClassList[1]
    if ((tempGradeList?.values?.length || 0) - 1 < grade[0] || (tempClassList?.values?.length || 0) - 1 < grade[1]) {
      gradeClassList[0].defaultIndex = 0
      gradeClassList[1].defaultIndex = 0

      // 初始化班级数据
      gradeClassList[1].values = gradeClassList[0]?.values[0]?.classList || []
      this.setData({
        gradeClassList,
        gradeClassIndexs: [0, 0],
        // currentClass: null,
        // currentGradeNum: null,
        // currentGradeClassTxt: '',
        schoolInstrumentSetType
      })
    } else {
      this.setData({
        gradeClassList,
        schoolInstrumentSetType
      })
    }

    console.log(this.data.gradeClassList, "data")
  },
  /** 选择男女 */
  onCheckGender(e: any) {
    const { dataset } = e.target
    this.setData({
      gender: dataset.gender
    })
  },
  /** 显示选择地区 */
  onShowAreaList() {
    this.setData({
      showArea: true
    })
  },
  /** 关闭选择地区 */
  onCloseAreaList() {
    this.setData({
      showArea: false
    })
  },
  onAreaBeforeEnter() {
    this.setData({
      showAreaAfterLeave: false
    })
  },
  onAreaAfterLeave() {
    this.setData({
      showAreaAfterLeave: true
    })
  },
  /** 确定选择地区 */
  submitArea(e: any) {
    const selectedOptions: any = e.detail.values
    this.setData({
      provinceCode: selectedOptions[0].code,
      cityCode: selectedOptions[1].code,
      regionCode: selectedOptions[2]?.code || null,
      provinceName: selectedOptions[0].name || '',
      cityName: selectedOptions[1].name || '',
      regionName: selectedOptions[2]?.name || '',
      showArea: false,

      searchName: '',
      schoolAreaId: '',
      schoolAreaName: '',
      schoolAreaIndex: 0,
      gradeClassIndexs: [0, 0],
      'gradeClassList[0].defaultIndex': 0,
      'gradeClassList[1].defaultIndex': 0,
      currentGradeNum: null,
      currentClass: null,
      currentGradeClassTxt: '',
    }, () => {
      this.getSchools()
    })
  },
  /** 关闭选择学校 */
  onCloseSchool() {
    this.setData({
      showSchool: false
    })
  },
  /** 选择学校关闭后 */
  onSchoolAfterLeave() {
    this.setData({
      showSchoolAfterLeave: true
    })
  },
  /** 选择学校打开前 */
  onSchoolBeforeEnter() {
    this.setData({
      showSchoolAfterLeave: false
    })
  },
  /** 选择学校 */
  onSelectSchool() {
    if (!this.data.provinceName) {
      wx.showToast({
        title: '请选择地区',
        icon: 'none'
      })
      return
    }
    this.setData({
      showSchool: true
    })
  },
  
  /** 确定选择学校 */
  onSubmitSchool() {
    if (this.data.tempChangeSchoolAreaId === this.data.schoolAreaId) {
      this.setData({
        showSchool: false
      })
      return
    }

    const detail = this.data.schoolAreaList.find((item: any) => item.value === this.data.tempChangeSchoolAreaId)
    const detailIndex = this.data.schoolAreaList.findIndex((item: any) => item.value === this.data.tempChangeSchoolAreaId)
    // console.log(detail, detailIndex, this.data.tempChangeSchoolAreaId)
    if (detailIndex === -1) return
    this.setData({
      schoolAreaName: detail.text,
      schoolAreaId: detail.value,
      schoolAreaIndex: detailIndex,
      showSchool: false,

      gradeClassIndexs: [0, 0],
      'gradeClassList[0].defaultIndex': 0,
      'gradeClassList[1].defaultIndex': 0,
      currentGradeNum: null,
      currentClass: null,
      currentGradeClassTxt: '',
    }, () => {
      this.getSchoolAreaDetail()
    })
  },
  onChangeSchool(e: any) {
    const { value } = e.detail.value
    this.setData({
      tempChangeSchoolAreaId: value
    })
  },
  onSearch() {
    this.setData({
      schoolAreaIndex: 0
    }, () => {
      this.getSchools(this.data.searchName);
    })
  },
  onSearchChange(e: any) {
    this.setData({
      searchName: e.detail
    })
  },
  /** 选择年级班级 */
  onSelectGradeClass() {
    if (!this.data.schoolAreaId) {
      wx.showToast({
        title: '请选择学校',
        icon: 'none'
      })
      return
    }
    this.setData({
      showGradeClass: true
    })
  },
  /** 年级班级 */
  onCloseGradeClass() {
    this.setData({
      showGradeClass: false
    })
  },
  onGradeClassBeforeEnter() {
    this.setData({
      showGradeClassAfterLeave: false
    })
  },
  onGradeClassAfterLeave() {
    this.setData({
      showGradeClassAfterLeave: true
    })
  },
  /** 确认选择年级班级 */
  onSubmitGradeClass(e: any) {
    const selectedOptions: any = e.detail.value
    const selectedIndexs: any = e.detail.index
    // console.log(selectedOptions, e, 'selectedOptions')
    this.setData({
      currentGradeClassTxt: selectedOptions[0].text + selectedOptions[1].text,
      currentGradeNum: selectedOptions[0].value,
      currentClass: selectedOptions[1].value,
      'gradeClassList[0].defaultIndex': selectedIndexs[0],
      'gradeClassList[1].defaultIndex': selectedIndexs[1],
      gradeClassIndexs: selectedIndexs,
      showGradeClass: false
    })
  },
  /** 年级班级切换时 */
  onGradeClassChange(event: any) {
    const { picker, index, value } = event.detail;
    if (index !== 0) return
    // 第一列滚动时
    // console.log(this.data.gradeClassList, "this.data.gradeClassList")
    if (this.data.schoolInstrumentSetType === "CLASS") {
      const firstColumn = value[index]
      const gradeDetail = this.data.gradeClassList[0]?.values
      const classList = gradeDetail?.find((item: any) => item.value === firstColumn.value)
      if (classList) {
        picker.setColumnIndex(1, '0')
        picker.setColumnValues(1, classList.classList);
      }
    }
  },
  messageName(value: string) {
    const nameReg = /^[\u4E00-\u9FA5]+$/
    if (!value) {
      return '请填写学生姓名';
    } else if (!nameReg.test(value)) {
      return '学生姓名必须为中文';
    } else if (value.length < 2 || value.length > 14) {
      return '学生姓名必须为2~14个字';
    } else {
      return ''
    }
  },
  /** 最终提交 */
  async onSubmit() {
    try {
      const params = this.data
      if (!params.phone || !/^1[3456789]\d{9}$/.test(params.phone)) {
        wx.showToast({
          title: '请输入正确的手机号',
          icon: "none"
        })
        return
      }

      if (this.messageName(params.name)) {
        wx.showToast({
          title: this.messageName(params.name),
          icon: "none"
        })
        return
      }

      if (!params.provinceCode || !params.cityCode) {
        wx.showToast({
          title: '请选择地区',
          icon: "none"
        })
        return
      }

      if (!params.schoolAreaId) {
        wx.showToast({
          title: '请选择学校',
          icon: "none"
        })
        return
      }

      if (!params.currentGradeNum) {
        wx.showToast({
          title: '请选择年级',
          icon: "none"
        })
        return
      }

      const pages = getCurrentPages();
      const prevPage = pages[pages.length - 2]; // 获取上一个页面实例
      if (params.userBeneficiaryId) {
        const { data } = await api_userBeneficiaryUpdate({
          id: params.userBeneficiaryId,
          phone: params.phone,
          name: params.name,
          gender: params.gender,
          currentGradeNum: params.currentGradeNum,
          currentClass: params.currentClass,
          schoolAreaId: params.schoolAreaId,
          defaultStatus: false
        })
        prevPage?.setData({ backParams: { userBeneficiaryId: data.data.id, name: params.name, phone: params.phone, schoolInfo:  (params.provinceName || '') + (params.cityName || '') + (params.regionName || '') + params.schoolAreaName + params.currentGradeClassTxt } });

      } else {
        const { data } = await api_userBeneficiarySave({
          "phone": params.phone,
          "name": params.name,
          "gender": params.gender,
          "currentGradeNum": params.currentGradeNum,
          "currentClass": params.currentClass,
          "schoolAreaId": params.schoolAreaId,
          defaultStatus: false
        })
        prevPage?.setData({ backParams: { userBeneficiaryId: data.data.id, name: params.name, phone: params.phone, schoolInfo:  (params.provinceName || '') + (params.cityName || '') + (params.regionName || '') + params.schoolAreaName + params.currentGradeClassTxt } });
      }

      this.onSetCatch(params)
      wx.navigateBack()
    } catch {
      //
    }
  },
  /** 设置缓存 */
  onSetCatch(params: any) {
    wx.setStorageSync('buyerInfomation', JSON.stringify({
      phone: params.phone,
      name: params.name,
      gender: params.gender,
      schoolAreaId: params.schoolAreaId,
      schoolAreaName: params.schoolAreaName,
      currentGradeClassTxt: params.currentGradeClassTxt,
      currentClass: params.currentClass,
      currentGradeNum: params.currentGradeNum,
      cityCode: params.cityCode,
      cityName: params.cityName,
      provinceCode: params.provinceCode,
      provinceName: params.provinceName,
      regionCode: params.regionCode,
      regionName: params.regionName,
      schoolAreaIndex: params.schoolAreaIndex,
      gradeClassIndexs: params.gradeClassIndexs
    }))
  }
})