/**
 * 新增修改完成调用 modalFormOk方法 编辑弹框组件ref定义为modalForm
 * 高级查询按钮调用 superQuery方法  高级查询组件ref定义为superQueryModal
 * data中url定义 list为查询列表  delete为删除单条记录  deleteBatch为批量删除
 */
import { filterObj } from '@/utils/util'
import { getAction, postAction } from '@/api/manage'
import { mapGetters } from 'vuex'

export const SimpleListMixin = {
  data () {
    return {
      /* 查询条件-请不要在queryParam中声明非字符串值的属性 */
      queryParam: {},
      /* 数据源 */
      dataSource: [],
      /* 分页参数 */
      ipagination: {
        current: 1,
        pageSize: 10,
        pageSizeOptions: ['10', '20', '30'],
        showTotal: (total, range) => {
          return range[0] + '-' + range[1] + ' 共' + total + '条'
        },
        showQuickJumper: true,
        showSizeChanger: true,
        total: 0
      },
      /* 排序参数 */
      isorter: {
        column: 'createTime',
        order: 'desc'
      },
      /* 筛选参数 */
      filters: {},
      /* table加载状态 */
      loading: false,
      /* table选中keys */
      selectedRowKeys: [],
      /* table选中records */
      selectionRows: [],
      /* 查询折叠 */
      toggleSearchStatus: false,
      /* 高级查询条件生效状态 */
      superQueryFlag: false,
      /* 高级查询条件 */
      superQueryParams: '',
      /** 高级查询拼接方式 */
      superQueryMatchType: 'and',
      isBackTitle: false // 是否是详情页有返回的标题
    }
  },
  computed: {
    ...mapGetters(['defaultHeight']),
    yScrollHeight () {
      /**
       * 前几个使用变量是为了配合iframe嵌套，算出页面显示范围的高度
       * 48px：分页器的高度
       * 48px：a-card的padding（上24+下24）
       * 54px：表头行的高度
       */
      return `calc(100vh - ${this.defaultHeight['user-info-height']} - ${this.defaultHeight['breadcrumb-height']} - ${this.defaultHeight.oneLineSearchHeight} - ${this.defaultHeight.oneLineOperationHeight} - 48px - 48px - 54px - ${this.isBackTitle ? '56px' : '0px'})`
    }
  },
  created () {
    if (!this.disableMixinCreated) {
      this.loadData()
      // 初始化字典配置 在自己页面定义
      this.initDictConfig()
    }
  },
  methods: {
    loadData (arg) {
      if (!this.url.list) {
        this.$message.warning('请设置url.list属性!')
        return
      }
      // 加载数据 若传入参数1则加载第一页的内容
      if (arg === 1) {
        this.ipagination.current = 1
      }
      const params = this.getQueryParams()// 查询条件
      this.loading = true
      getAction(this.url.list, params).then((res) => {
        if (res.success) {
          // update-begin---author:zhangyafei    Date:20201118  for：适配不分页的数据列表------------
          this.dataSource = res.result.records || res.result
          if (res.result.total) {
            this.ipagination.total = res.result.total
          } else {
            this.ipagination.total = 0
          }
          // update-end---author:zhangyafei    Date:20201118  for：适配不分页的数据列表------------
        } else {
          this.$message.warning(res.message)
        }
      }).finally(() => {
        this.loading = false
      })
    },
    initDictConfig () {

    },
    handleSuperQuery (params, matchType) {
      // 高级查询方法
      if (!params) {
        this.superQueryParams = ''
        this.superQueryFlag = false
      } else {
        this.superQueryFlag = true
        this.superQueryParams = JSON.stringify(params)
        this.superQueryMatchType = matchType
      }
      this.loadData(1)
    },
    getQueryParams () {
      // 获取查询条件
      const sqp = {}
      if (this.superQueryParams) {
        sqp.superQueryParams = encodeURI(this.superQueryParams)
        sqp.superQueryMatchType = this.superQueryMatchType
      }
      const param = Object.assign(sqp, this.queryParam, this.isorter, this.filters)
      param.field = this.getQueryField()
      param.pageNo = this.ipagination.current
      param.pageSize = this.ipagination.pageSize
      return filterObj(param)
    },
    getQueryField () {
      // TODO 字段权限控制
      let str = 'id,'
      this.columns.forEach(function (value) {
        str += ',' + value.dataIndex
      })
      return str
    },

    onSelectChange (selectedRowKeys, selectionRows) {
      this.selectedRowKeys = selectedRowKeys
      this.selectionRows = selectionRows
    },
    onClearSelected () {
      this.selectedRowKeys = []
      this.selectionRows = []
    },
    searchQuery () {
      this.loadData(1)
      // 点击查询清空列表选中行
      this.selectedRowKeys = []
      this.selectionRows = []
    },
    superQuery () {
      this.$refs.superQueryModal.show()
    },
    searchReset () {
      this.queryParam = {}
      this.loadData(1)
    },
    batchDel () {
      if (!this.url.deleteBatch) {
        this.$message.warning('请设置url.deleteBatch属性!')
        return
      }
      if (this.selectedRowKeys.length <= 0) {
        this.$message.warning('请选择一条记录！')
        return
      }

      const ids = this.selectedRowKeys.join()
      const that = this
      this.$confirm({
        title: '确认删除',
        content: '是否删除选中数据?',
        onOk: function () {
          that.loading = true
          postAction(that.url.deleteBatch, { ids: ids }).then((res) => {
            if (res.success) {
              // 重新计算分页问题
              that.reCalculatePage(that.selectedRowKeys.length)
              that.$message.success(res.message)
              that.loadData()
              that.onClearSelected()
            } else {
              that.$message.warning(res.message)
            }
          }).finally(() => {
            that.loading = false
          })
        }
      })
    },
    handleDelete: function (id) {
      if (!this.url.delete) {
        this.$message.warning('请设置url.delete属性!')
        return
      }
      const that = this
      this.$confirm({
        title: '确认删除',
        content: '确定要删除此条数据吗?',
        onOk: function () {
          postAction(that.url.delete, { id: id }).then((res) => {
            if (res.success) {
              that.$message.success(res.message)
              // 判断当前删除的数据是否是最后一页的最后一条数据，如果是的话页码减一
              if (that.ipagination.current > 1 && ((that.ipagination.current - 1) * that.ipagination.pageSize) + 1 === that.ipagination.total) {
                that.ipagination.current -= 1
              }
              that.loadData()
            } else {
              that.$message.warning(res.message)
            }
          })
        }
      })
    },
    reCalculatePage (count) {
      // 总数量-count
      const total = this.ipagination.total - count
      // 获取删除后的分页数
      const currentIndex = Math.ceil(total / this.ipagination.pageSize)
      // 删除后的分页数<所在当前页
      if (currentIndex < this.ipagination.current) {
        this.ipagination.current = currentIndex
      }
      console.log('currentIndex', currentIndex)
    },
    handleEdit: function (record) {
      this.$refs.modalForm.edit(record)
      this.$refs.modalForm.title = this.$t('edit')
      this.$refs.modalForm.disableSubmit = false
    },
    handleAdd: function () {
      this.$refs.modalForm.add()
      this.$refs.modalForm.title = this.$t('newlyAdded')
      this.$refs.modalForm.disableSubmit = false
    },
    handleTableChange (pagination, filters, sorter) {
      // 分页、排序、筛选变化时触发
      if (Object.keys(sorter).length > 0) {
        this.isorter.column = sorter.field
        this.isorter.order = sorter.order === 'ascend' ? 'asc' : 'desc'
      }
      this.ipagination = pagination
      this.loadData()
    },
    handleToggleSearch () {
      this.toggleSearchStatus = !this.toggleSearchStatus
    },

    modalFormOk () {
      // 新增/修改 成功时，重载列表
      this.loadData()
      // 清空列表选中
      this.onClearSelected()
    },
    handleDetail: function (record) {
      this.$refs.modalForm.edit(record)
      this.$refs.modalForm.title = '详情'
      this.$refs.modalForm.disableSubmit = true
    }
  }

}