import { getClaimList, getClaimDetail, getClaimAttachments, getClaimAuditList, addClaimAudit, updateClaimAudit, removeClaimAudit } from '@/api/claim/index'
import { formatFileSize } from '@/util/util'
import { mapGetters } from 'vuex'

export default {
  data() {
    return {
      form: {},
      query: {},
      loading: true,
      page: {
        pageSize: 10,
        currentPage: 1,
        total: 0
      },
      selectionList: [],
      detailVisible: false,
      attachmentVisible: false,
      auditVisible: false,
      auditFormVisible: false,
      claimDetail: null,
      attachmentList: [],
      auditList: [],
      attachmentLoading: false,
      auditLoading: false,
      auditFormLoading: false,
      currentClaimRow: null,
      auditFormMode: 'add', // 'add' | 'edit'
      auditForm: {
        id: null,
        claimId: null,
        claimNo: '',
        auditResult: null,
        auditAmount: 0,
        reasonDetail: '',
        auditorId: null,
        auditorName: '',
        auditTime: '',
        feedbackChannel: '',
        feedbackDesc: '',
        feedbackTime: '',
        appealStatus: 0,
        appealResult: '',
        appealTime: ''
      },
      auditFormRules: {
        auditResult: [
          { required: true, message: '请选择审核结果', trigger: 'change' }
        ],
        auditAmount: [
          { required: true, message: '请输入审核金额', trigger: 'blur' }
        ],
        reasonDetail: [
          { required: true, message: '请输入审核说明', trigger: 'blur' },
          { min: 10, message: '审核说明至少10个字符', trigger: 'blur' }
        ],
        auditorName: [
          { required: true, message: '请输入审核人姓名', trigger: 'blur' }
        ],
        auditTime: [
          { required: true, message: '请选择审核时间', trigger: 'change' }
        ]
      },
      // 添加图片预览相关状态
      imagePreviewVisible: false,
      previewImageUrl: '',
      previewImageList: [],
      currentPreviewIndex: 0,
      option: {
        height: 'auto',
        calcHeight: 30,
        tip: false,
        searchShow: true,
        searchMenuSpan: 6,
        border: true,
        index: true,
        indexLabel: '序号',
        selection: true,
        viewBtn: false,
        editBtn: false,
        delBtn: false,
        addBtn: false,
        column: [
          {
            label: '理赔编号',
            prop: 'claimNo',
            search: true
          },
          {
            label: '来源类型',
            prop: 'claimSourceType',
            type: 'select',
            dicData: [
              { label: '经销商', value: 1 },
              { label: '门店', value: 2 }
            ],
            search: true,
            slot: true
          },
          {
            label: '来源名称',
            prop: 'sourceName',
            search: true
          },
          {
            label: '来源编码',
            prop: 'sourceCode',
            search: true
          },
          {
            label: '消费者姓名',
            prop: 'consumerName',
            search: true
          },
          {
            label: '消费者电话',
            prop: 'consumerPhone',
            search: true
          },
          {
            label: '轮胎编号',
            prop: 'tyreNo',
            search: true
          },
          {
            label: '轮胎规格',
            prop: 'tyreSpecs'
          },
          {
            label: '理赔金额',
            prop: 'claimAmount',
            type: 'number'
          },
          {
            label: '审核状态',
            prop: 'auditStatus',
            type: 'select',
            dicData: [
              { label: '待审核', value: 0 },
              { label: '审核通过', value: 1 },
              { label: '审核拒绝', value: 2 }
            ],
            search: true,
            slot: true
          },
          {
            label: '提交时间',
            prop: 'submitTime',
            type: 'datetime',
            format: 'yyyy-MM-dd HH:mm:ss',
            valueFormat: 'yyyy-MM-dd HH:mm:ss'
          }
        ]
      },
      data: []
    }
  },
  computed: {
    ...mapGetters(['permission'])
  },
  methods: {
    /**
     * 获取列表数据
     * @param {Object} page - 分页参数
     * @param {Object} params - 查询参数
     */
    async onLoad(page, params = {}) {
      try {
        this.loading = true
        const res = await getClaimList(page.currentPage, page.pageSize, Object.assign(params, this.query))
        const data = res.data.data
        this.page.total = data.total
        this.data = data.records
      } catch (error) {
        console.error('获取理赔列表失败:', error)
        this.$message.error('获取理赔列表失败')
      } finally {
        this.loading = false
      }
    },

    /**
     * 搜索
     * @param {Object} params - 搜索参数
     * @param {Function} done - 完成回调
     */
    searchChange(params, done) {
      this.query = params
      this.onLoad(this.page, params)
      done()
    },

    /**
     * 搜索重置
     */
    searchReset() {
      this.query = {}
      this.onLoad(this.page)
    },

    /**
     * 选择改变
     * @param {Array} list - 选中的列表
     */
    selectionChange(list) {
      this.selectionList = list
    },

    /**
     * 当前页改变
     * @param {number} currentPage - 当前页码
     */
    currentChange(currentPage) {
      this.page.currentPage = currentPage
    },

    /**
     * 页大小改变
     * @param {number} pageSize - 页大小
     */
    sizeChange(pageSize) {
      this.page.pageSize = pageSize
    },

    /**
     * 刷新
     */
    refreshChange() {
      this.onLoad(this.page, this.query)
    },

    /**
     * 查看详情
     * @param {Object} row - 行数据
     */
    async handleDetail(row) {
      try {
        const res = await getClaimDetail(row.id)
        this.claimDetail = res.data.data
        this.detailVisible = true
      } catch (error) {
        console.error('获取理赔详情失败:', error)
        this.$message.error('获取理赔详情失败')
      }
    },

    /**
     * 查看附件
     * @param {Object} row - 行数据
     */
    async handleAttachments(row) {
      try {
        this.attachmentLoading = true
        this.attachmentVisible = true
        const res = await getClaimAttachments(1, 1000, row.id)
        this.attachmentList = res.data.data.records || []
      } catch (error) {
        console.error('获取理赔附件失败:', error)
        this.$message.error('获取理赔附件失败')
      } finally {
        this.attachmentLoading = false
      }
    },

    /**
     * 查看审核记录
     * @param {Object} row - 行数据
     */
    async handleAudit(row) {
      try {
        this.currentClaimRow = row
        this.auditLoading = true
        this.auditVisible = true
        const res = await getClaimAuditList(1, 100, row.id)
        this.auditList = res.data.data.records || []
      } catch (error) {
        console.error('获取审核记录失败:', error)
        this.$message.error('获取审核记录失败')
      } finally {
        this.auditLoading = false
      }
    },

    /**
     * 新增审核记录
     */
    handleAddAudit() {
      this.auditFormMode = 'add'
      this.resetAuditForm()
      this.auditForm.claimId = this.currentClaimRow.id
      this.auditForm.claimNo = this.currentClaimRow.claimNo
      this.auditFormVisible = true
    },

    /**
     * 编辑审核记录
     * @param {Object} row - 审核记录数据
     */
    handleEditAudit(row) {
      this.auditFormMode = 'edit'
      this.auditForm = {
        id: row.id,
        claimId: row.claimId,
        claimNo: row.claimNo,
        auditResult: row.auditResult,
        auditAmount: row.auditAmount,
        reasonDetail: row.reasonDetail,
        auditorId: row.auditorId,
        auditorName: row.auditorName,
        auditTime: row.auditTime,
        feedbackChannel: row.feedbackChannel || '',
        feedbackDesc: row.feedbackDesc || '',
        feedbackTime: row.feedbackTime || '',
        appealStatus: row.appealStatus || 0,
        appealResult: row.appealResult || '',
        appealTime: row.appealTime || ''
      }
      this.auditFormVisible = true
    },

    /**
     * 删除审核记录
     * @param {Object} row - 审核记录数据
     */
    async handleDeleteAudit(row) {
      try {
        await this.$confirm('确定删除该审核记录吗？', '提示', {
          confirmButtonText: '确定',
          cancelButtonText: '取消',
          type: 'warning'
        })

        await removeClaimAudit(row.id)
        this.$message.success('删除成功')
        this.refreshAuditList()
      } catch (error) {
        if (error !== 'cancel') {
          console.error('删除审核记录失败:', error)
          this.$message.error('删除审核记录失败')
        }
      }
    },

    /**
     * 保存审核记录
     */
    async handleSaveAudit() {
      try {
        const valid = await this.$refs.auditFormRef.validate()
        if (!valid) return

        this.auditFormLoading = true

        // 设置审核人ID（这里可以从用户信息中获取）
        if (!this.auditForm.auditorId) {
          this.auditForm.auditorId = 10001 // 默认审核人ID，实际应该从当前登录用户获取
        }

        if (this.auditFormMode === 'add') {
          await addClaimAudit(this.auditForm)
          this.$message.success('新增审核记录成功')
        } else {
          await updateClaimAudit(this.auditForm)
          this.$message.success('更新审核记录成功')
        }

        this.auditFormVisible = false
        this.refreshAuditList()
      } catch (error) {
        console.error('保存审核记录失败:', error)
        this.$message.error('保存审核记录失败')
      } finally {
        this.auditFormLoading = false
      }
    },

    /**
     * 重置审核表单
     */
    resetAuditForm() {
      this.auditForm = {
        id: null,
        claimId: null,
        claimNo: '',
        auditResult: null,
        auditAmount: 0,
        reasonDetail: '',
        auditorId: null,
        auditorName: '',
        auditTime: '',
        feedbackChannel: '',
        feedbackDesc: '',
        feedbackTime: '',
        appealStatus: 0,
        appealResult: '',
        appealTime: ''
      }
      this.$nextTick(() => {
        if (this.$refs.auditFormRef) {
          this.$refs.auditFormRef.clearValidate()
        }
      })
    },

    /**
     * 刷新审核记录列表
     */
    async refreshAuditList() {
      if (!this.currentClaimRow) return

      try {
        this.auditLoading = true
        const res = await getClaimAuditList(1, 100, this.currentClaimRow.id)
        this.auditList = res.data.data.records || []
      } catch (error) {
        console.error('刷新审核记录失败:', error)
        this.$message.error('刷新审核记录失败')
      } finally {
        this.auditLoading = false
      }
    },

    /**
     * 下载文件
     * @param {Object} file - 文件信息
     */
    downloadFile(file) {
      window.open(file.fileUrl)
    },

    /**
     * 判断文件是否为图片
     * @param {string} fileName - 文件名
     * @returns {boolean} 是否为图片
     */
    isImageFile(fileName) {
      if (!fileName) return false
      const imageExtensions = ['.jpg', '.jpeg', '.png', '.gif', '.bmp', '.webp', '.svg']
      const extension = fileName.toLowerCase().substring(fileName.lastIndexOf('.'))
      return imageExtensions.includes(extension)
    },

    /**
     * 判断文件是否为视频
     * @param {string} fileName - 文件名
     * @returns {boolean} 是否为视频
     */
    isVideoFile(fileName) {
      if (!fileName) return false
      const videoExtensions = ['.mp4', '.avi', '.mov', '.wmv', '.flv', '.webm', '.mkv']
      const extension = fileName.toLowerCase().substring(fileName.lastIndexOf('.'))
      return videoExtensions.includes(extension)
    },

    /**
     * 预览图片
     * @param {Object} file - 文件信息
     * @param {number} index - 当前图片索引
     */
    previewImage(file, index = 0) {
      // 获取所有图片文件
      const imageFiles = this.attachmentList.filter(item => this.isImageFile(item.fileName))
      this.previewImageList = imageFiles.map(item => item.fileUrl)
      this.currentPreviewIndex = imageFiles.findIndex(item => item.id === file.id)
      this.previewImageUrl = file.fileUrl
      this.imagePreviewVisible = true
    },

    /**
     * 关闭图片预览
     */
    closeImagePreview() {
      this.imagePreviewVisible = false
      this.previewImageUrl = ''
      this.previewImageList = []
      this.currentPreviewIndex = 0
    },

    /**
     * 处理图片加载错误
     * @param {Event} event - 错误事件
     */
    handleImageError(event) {
      event.target.src = 'data:image/svg+xml;base64,PHN2ZyB3aWR0aD0iNDAiIGhlaWdodD0iNDAiIHZpZXdCb3g9IjAgMCA0MCA0MCIgZmlsbD0ibm9uZSIgeG1sbnM9Imh0dHA6Ly93d3cudzMub3JnLzIwMDAvc3ZnIj4KPHJlY3Qgd2lkdGg9IjQwIiBoZWlnaHQ9IjQwIiBmaWxsPSIjRjVGNUY1Ii8+CjxwYXRoIGQ9Ik0yMCAyNkM5LjUgMjYgMSAxNy41IDEgN0MxIDMuNSA0IDEgNyAxSDMzQzM2IDEgMzkgMy41IDM5IDdDMzkgMTcuNSAzMC41IDI2IDIwIDI2WiIgZmlsbD0iI0NDQ0NDQyIvPgo8L3N2Zz4K'
    },

    // 添加公共方法引用
    formatFileSize,

    /**
     * 获取审核状态类型
     * @param {number} status - 审核状态
     * @returns {string} 状态类型
     */
    getAuditStatusType(status) {
      const typeMap = {
        0: 'warning',
        1: 'success',
        2: 'danger'
      }
      return typeMap[status] || 'info'
    },

    /**
     * 获取审核状态文本
     * @param {number} status - 审核状态
     * @returns {string} 状态文本
     */
    getAuditStatusText(status) {
      const textMap = {
        0: '待审核',
        1: '审核通过',
        2: '审核拒绝'
      }
      return textMap[status] || '未知'
    },

    /**
     * 获取审核结果类型
     * @param {number} result - 审核结果
     * @returns {string} 结果类型
     */
    getAuditResultType(result) {
      const typeMap = {
        1: 'success',
        2: 'danger'
      }
      return typeMap[result] || 'info'
    },

    /**
     * 获取审核结果文本
     * @param {number} result - 审核结果
     * @returns {string} 结果文本
     */
    getAuditResultText(result) {
      const textMap = {
        1: '通过',
        2: '拒绝'
      }
      return textMap[result] || '未知'
    }
  }
}