init

src/components/me/crud/index.vue

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+<!--------------------------------
+ - @Author: Ronnie Zhang
+ - @LastEditor: Ronnie Zhang
+ - @LastEditTime: 2023/12/04 22:51:42
+ - @Email: zclzone@outlook.com
+ - Copyright © 2023 Ronnie Zhang(大脸怪) | https://isme.top
+ --------------------------------->
+
+<template>
+  <AppCard
+    v-if="$slots.default"
+    bordered
+    bg="#fafafc dark:black"
+    class="mb-30 min-h-60 flex justify-between rounded-4 p-16"
+  >
+    <n-space wrap :size="[32, 16]">
+      <slot />
+    </n-space>
+    <div class="flex-shrink-0">
+      <n-button ghost type="primary" @click="handleReset">
+        <i class="i-fe:rotate-ccw mr-4" />
+        重置
+      </n-button>
+      <n-button class="ml-20" type="primary" @click="handleSearch">
+        <i class="i-fe:search mr-4" />
+        搜索
+      </n-button>
+    </div>
+  </AppCard>
+
+  <n-data-table
+    :remote="remote"
+    :loading="loading"
+    :scroll-x="scrollX"
+    :columns="columns"
+    :data="tableData"
+    :row-key="(row) => row[rowKey]"
+    :pagination="isPagination ? pagination : false"
+    @update:checked-row-keys="onChecked"
+    @update:page="onPageChange"
+  />
+</template>
+
+<script setup>
+import { NDataTable } from 'naive-ui'
+import { utils, writeFile } from 'xlsx'
+
+const props = defineProps({
+  /**
+   * @remote true: 后端分页  false： 前端分页
+   */
+  remote: {
+    type: Boolean,
+    default: true,
+  },
+  /**
+   * @remote 是否分页
+   */
+  isPagination: {
+    type: Boolean,
+    default: true,
+  },
+  scrollX: {
+    type: Number,
+    default: 1200,
+  },
+  rowKey: {
+    type: String,
+    default: 'id',
+  },
+  columns: {
+    type: Array,
+    required: true,
+  },
+  /** queryBar中的参数 */
+  queryItems: {
+    type: Object,
+    default() {
+      return {}
+    },
+  },
+  /**
+   * ! 约定接口入参出参
+   * * 分页模式需约定分页接口入参
+   *    @pageSize 分页参数：一页展示多少条，默认10
+   *    @pageNo   分页参数：页码，默认1
+   * * 需约定接口出参
+   *    @pageData 分页模式必须,非分页模式如果没有pageData则取上一层data
+   *    @total    分页模式必须，非分页模式如果没有total则取上一层data.length
+   */
+  getData: {
+    type: Function,
+    required: true,
+  },
+})
+
+const emit = defineEmits(['update:queryItems', 'onChecked', 'onDataChange'])
+const loading = ref(false)
+const initQuery = { ...props.queryItems }
+const tableData = ref([])
+const pagination = reactive({ page: 1, pageSize: 10 })
+
+async function handleQuery() {
+  try {
+    loading.value = true
+    let paginationParams = {}
+    // 如果非分页模式或者使用前端分页,则无需传分页参数
+    if (props.isPagination && props.remote) {
+      paginationParams = { pageNo: pagination.page, pageSize: pagination.pageSize }
+    }
+    const { data } = await props.getData({
+      ...props.queryItems,
+      ...paginationParams,
+    })
+    tableData.value = data?.pageData || data
+    pagination.itemCount = data.total ?? data.length
+  } catch (error) {
+    tableData.value = []
+    pagination.itemCount = 0
+  } finally {
+    emit('onDataChange', tableData.value)
+    loading.value = false
+  }
+}
+function handleSearch() {
+  pagination.page = 1
+  handleQuery()
+}
+async function handleReset() {
+  const queryItems = { ...props.queryItems }
+  for (const key in queryItems) {
+    queryItems[key] = ''
+  }
+  emit('update:queryItems', { ...queryItems, ...initQuery })
+  await nextTick()
+  pagination.page = 1
+  handleQuery()
+}
+function onPageChange(currentPage) {
+  pagination.page = currentPage
+  if (props.remote) {
+    handleQuery()
+  }
+}
+function onChecked(rowKeys) {
+  if (props.columns.some((item) => item.type === 'selection')) {
+    emit('onChecked', rowKeys)
+  }
+}
+function handleExport(columns = props.columns, data = tableData.value) {
+  if (!data?.length) return $message.warning('没有数据')
+  const columnsData = columns.filter((item) => !!item.title && !item.hideInExcel)
+  const thKeys = columnsData.map((item) => item.key)
+  const thData = columnsData.map((item) => item.title)
+  const trData = data.map((item) => thKeys.map((key) => item[key]))
+  const sheet = utils.aoa_to_sheet([thData, ...trData])
+  const workBook = utils.book_new()
+  utils.book_append_sheet(workBook, sheet, '数据报表')
+  writeFile(workBook, '数据报表.xlsx')
+}
+
+defineExpose({
+  handleSearch,
+  handleReset,
+  handleExport,
+})
+</script>