<script>
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import BasePage from './BasePage'
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import { isFunction } from 'element-ui'
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export default {
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name: 'BaseTable',
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extends: BasePage,
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data () {
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return {
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// 接口
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api: null,
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// 模块名称
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module: '数据',
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// 配置数据
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configData: {
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// id字段
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'field.id': 'id',
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// 主字段
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'field.main': 'name'
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},
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// 是否正在执行
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isWorking: {
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// 搜索中
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search: false,
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// 删除中
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delete: false,
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// 导出中
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export: false
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},
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// 表格数据
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tableData: {
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// 已选中的数据
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selectedRows: [],
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// 排序的字段
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sorts: [],
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// 当前页数据
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list: [],
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// 分页
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pagination: {
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pageIndex: 1,
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pageSize: 10,
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total: 0
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}
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}
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}
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},
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methods: {
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/**
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* 配置
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*
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* @param extParams 配置参数
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*/
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config (extParams) {
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if (extParams == null) {
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throw new Error('Parameter can not be null of method \'config\' .')
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}
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if (extParams.api == null) {
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throw new Error('Missing config option \'api\'.')
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}
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this.api = require('@/api' + extParams.api)
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extParams.module && (this.module = extParams.module)
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extParams['field.id'] && (this.configData['field.id'] = extParams['field.id'])
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extParams['field.main'] && (this.configData['field.main'] = extParams['field.main'])
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this.tableData.sorts = extParams.sorts
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},
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/**
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* 搜索（点击搜索按钮时触发）
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*/
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search () {
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this.handlePageChange(1)
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},
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/**
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* 导出Excel（点击导出按钮时触发）
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*/
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exportExcel () {
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this.__checkApi()
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this.$dialog.exportConfirm('确认导出吗？')
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.then(() => {
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this.isWorking.export = true
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this.api.exportExcel({
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page: this.tableData.pagination.pageIndex,
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capacity: 1000000,
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model: this.searchForm,
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sorts: this.tableData.sorts
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})
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.then(response => {
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this.download(response)
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})
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.catch(e => {
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this.$tip.apiFailed(e)
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})
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.finally(() => {
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this.isWorking.export = false
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})
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})
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.catch(() => {})
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},
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/**
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* 重置搜索条件（点击重置按钮时触发）
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*/
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reset () {
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this.$refs.searchForm.resetFields()
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this.search()
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},
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refresh () {
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window.location.reload()
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},
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/**
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* 页容量变更处理（切换页容量时触发）
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*
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* @param pageSize 页容量
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*/
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handleSizeChange (pageSize) {
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this.tableData.pagination.pageSize = pageSize
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this.search()
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},
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/**
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* 行选中处理（点击选中列时触发）
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*
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* @param selectedRows 已选中的行数组
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*/
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handleSelectionChange (selectedRows) {
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this.tableData.selectedRows = selectedRows
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},
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/**
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* 排序（点击列头排序时触发）
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*
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* @param sortData 排序参数
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*/
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handleSortChange (sortData) {
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this.tableData.sorts = []
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if (sortData.order != null) {
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this.tableData.sorts.push({
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property: sortData.column.sortBy,
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direction: sortData.order === 'descending' ? 'DESC' : 'ASC'
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})
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}
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this.handlePageChange()
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},
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/**
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* 页码变更处理（分页时触发）
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*
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* @param pageIndex 新页码
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*/
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handlePageChange (pageIndex) {
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this.__checkApi()
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this.tableData.pagination.pageIndex = pageIndex || this.tableData.pagination.pageIndex
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this.isWorking.search = true
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this.api.fetchList({
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page: this.tableData.pagination.pageIndex,
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capacity: this.tableData.pagination.pageSize,
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model: this.searchForm,
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sorts: this.tableData.sorts
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})
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.then(data => {
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this.tableData.list = data.records
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this.tableData.pagination.total = data.total
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})
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.catch(e => {
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this.$tip.apiFailed(e)
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})
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.finally(() => {
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this.isWorking.search = false
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})
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},
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/**
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* 删除（点击行操作/删除时触发）
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*
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* @param row 行对象
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* @param childConfirm 删除子节点时是否进行二次确认
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*/
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deleteById (row, childConfirm = true, call) {
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this.__checkApi()
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let message = `确认删除${this.module}吗?`
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if (childConfirm && row.children != null && row.children.length > 0) {
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message = `确认删除${this.module}【${row[this.configData['field.main']]}】及其子${this.module}吗?`
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}
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this.$dialog.deleteConfirm(message)
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.then(() => {
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this.isWorking.delete = true
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this.api.deleteById(row[this.configData['field.id']])
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.then(() => {
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this.__afterDelete()
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if (call) {
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call()
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}
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})
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.catch(e => {
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this.$tip.apiFailed(e)
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})
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.finally(() => {
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this.isWorking.delete = false
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})
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})
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.catch(() => {})
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},
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/**
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* 批量删除（点击批量删除时触发）
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*
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* @param childConfirm 删除子节点时是否进行二次确认
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*/
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deleteByIdInBatch (childConfirm = true, call) {
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this.__checkApi()
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if (this.tableData.selectedRows.length === 0) {
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this.$tip.warning('请至少选择一条数据')
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return
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}
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let message = `确认删除已选中的 ${this.tableData.selectedRows.length} 条${this.module}记录吗?`
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if (childConfirm) {
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const containChildrenRows = []
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for (const row of this.tableData.selectedRows) {
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if (row.children != null && row.children.length > 0) {
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containChildrenRows.push(row[this.configData['field.main']])
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}
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}
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if (containChildrenRows.length > 0) {
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message = `本次将删除${this.module}【${containChildrenRows.join('、')}】及其子${this.module}记录，确认删除吗？`
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}
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}
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this.$dialog.deleteConfirm(message)
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.then(() => {
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this.isWorking.delete = true
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this.api.deleteByIdInBatch(this.tableData.selectedRows.map(row => row[this.configData['field.id']]).join(','))
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.then(() => {
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this.__afterDelete(this.tableData.selectedRows.length)
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if (call) {
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call()
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}
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})
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.catch(e => {
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this.$tip.apiFailed(e)
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})
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.finally(() => {
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this.isWorking.delete = false
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})
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})
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.catch(() => {})
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},
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/**
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* 删除后处理，在单行删除或多行删除后调用
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*
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* @param deleteCount 删除数量
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* @private
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*/
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__afterDelete (deleteCount = 1) {
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this.$tip.apiSuccess('删除成功')
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// 删除当前页最后一条记录时查询上一页数据
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if (this.tableData.list.length - deleteCount === 0) {
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this.handlePageChange(this.tableData.pagination.pageIndex - 1 === 0 ? 1 : this.tableData.pagination.pageIndex - 1)
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} else {
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this.handlePageChange(this.tableData.pagination.pageIndex)
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}
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},
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/**
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* 检查接口是否配置，在调用接口时调用
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*
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* @private
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*/
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__checkApi () {
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if (this.api == null) {
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throw new Error('The page is not initialized, you can use method \'this.config\' to initialize this page.')
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}
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}
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}
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}
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</script>
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