/**
 * 捐款记录相关 Mixin
 * 提供捐款记录的数据获取、搜索、分页等功能
 * 基于重构后的 data-manager.js
 */
import { dataManagerMixin } from './data-manager.js'
import { getDonorList } from '@/api/donor/donor.js'
import { getInstitutionalDetail } from '@/api/institutionalStructure/institutionalStructureDetail.js'

export const donationMixin = {
  mixins: [dataManagerMixin],

  data() {
    return {
      // 项目信息
      projectInfo: {},
      // 搜索关键词
      searchKeyword: '',
      // 项目ID
      formedId: '',
    }
  },

  computed: {
    // 计算总造价（从项目详情获取，如果没有则计算捐款总和）
    totalAmount() {
      return (
        this.projectInfo.totalAmount || this.dataList.reduce((sum, item) => sum + item.amount, 0)
      )
    },
    // 计算参与捐款人次（从项目详情获取，如果没有则计算捐款记录数量）
    participantCount() {
      return this.projectInfo.donorCount || this.dataList.length
    },
  },

  methods: {
    /**
     * 获取项目详情
     */
    async loadProjectInfo() {
      if (!this.formedId) {
        console.error('缺少项目ID')
        return
      }

      try {
        const response = await getInstitutionalDetail(this.formedId)
        console.log('项目详情API响应:', response)
        if (response.code === 200) {
          if (response.data) {
            this.projectInfo = response.data
            console.log('使用 response.data 作为项目信息')
          }
        }
      } catch (error) {
        console.error('获取项目信息失败:', error)
        uni.showToast({
          title: '网络错误',
          icon: 'none',
        })
      }
    },

    /**
     * 捐款记录数据转换器
     */
    transformDonationData(dataArray) {
      return dataArray.map(item => ({
        id: item.id,
        name: item.realName,
        amount: item.amount,
        time: this.formatDate(item.donationDate),
      }))
    },

    /**
     * 格式化日期
     * @param {string} dateStr 日期字符串
     * @returns {string} 格式化后的日期
     */
    formatDate(dateStr) {
      if (!dateStr) return ''
      const date = new Date(dateStr)
      const year = date.getFullYear()
      const month = String(date.getMonth() + 1).padStart(2, '0')
      const day = String(date.getDate()).padStart(2, '0')
      return `${year}/${month}/${day}`
    },

    /**
     * 获取基础查询参数
     */
    getBaseParams() {
      return {
        formedId: this.formedId,
        minAmount: 1,
        maxAmount: 10000,
        sortAmount: 'amount',
        orderAmount: 'asc',
        sortTime: 'time',
        orderTime: 'desc',
      }
    },

    /**
     * 获取捐款记录
     * @param {string} keyword 搜索关键词
     */
    async loadDonationRecords(keyword = '') {
      const baseParams = this.getBaseParams()

      // 如果有搜索关键词，添加姓名搜索
      if (keyword) {
        baseParams.realName = keyword
      }

      await this.refreshData({
        apiCall: getDonorList,
        dataTransformer: this.transformDonationData,
        params: baseParams,
        dataPath: 'data.list.rows',
        totalPath: 'data.total',
        onSuccess: (data, response) => {
          console.log('捐款记录加载成功:', data.length, '条')
        },
        onError: errorMsg => {
          console.error('捐款记录加载失败:', errorMsg)
        },
      })
    },

    /**
     * 搜索捐款记录
     * @param {string} val 搜索关键词
     */
    async onSearch(val) {
      this.searchKeyword = val
      await this.searchData(
        { ...this.getBaseParams(), realName: val },
        {
          apiCall: getDonorList,
          dataTransformer: this.transformDonationData,
          dataPath: 'data.list.rows',
          totalPath: 'data.total',
          onSuccess: (data, response) => {
            console.log('搜索完成，找到:', data.length, '条记录')
          },
        }
      )
    },

    /**
     * 筛选功能
     */
    onFilter() {
      uni.showToast({ title: '筛选功能开发中', icon: 'none' })
    },

    /**
     * 加载更多捐款记录
     */
    async loadMoreDonationRecords() {
      const currentParams = this.getDataState().currentParams

      await this.loadMoreData({
        apiCall: getDonorList,
        dataTransformer: this.transformDonationData,
        params: currentParams,
        dataPath: 'data.list.rows',
        totalPath: 'data.total',
        onSuccess: (data, response) => {
          console.log('加载更多完成，新增:', data.length, '条记录')
        },
      })
    },

    /**
     * 初始化数据
     * @param {string} formedId 建制ID
     */
    async initData(formedId) {
      console.log('初始化捐款记录数据, formedId:', formedId)

      try {
        this.formedId = formedId
        await this.loadProjectInfo()
        await this.loadDonationRecords()
        console.log('捐款记录数据初始化完成')
      } catch (error) {
        console.error('初始化捐款记录数据失败:', error)
        uni.showToast({
          title: '初始化数据失败',
          icon: 'none',
        })
      }
    },

    /**
     * 重置搜索
     */
    resetSearch() {
      this.searchKeyword = ''
      this.loadDonationRecords()
    },

    /**
     * 刷新数据
     */
    async refreshDonationData() {
      await this.loadDonationRecords(this.searchKeyword)
    },
  },
}