<template>
  <div>
    <p class="tip">可编辑表格</p>

    <vxe-toolbar ref="xToolbar" export :refresh="{query: findList}">
      <template #buttons>
        <vxe-button>
          <template #default>新增操作</template>
          <template #dropdowns>
            <vxe-button type="text" @click="insertEvent(null)">从第一行插入</vxe-button>
            <vxe-button type="text" @click="insertEvent(-1)">从最后插入</vxe-button>
            <vxe-button type="text" @click="insertEvent($refs.xTable.getData(100))">插入到 100 行</vxe-button>
            <vxe-button type="text" @click="insertEvent($refs.xTable.getData(300))">插入到 300 行</vxe-button>
          </template>
        </vxe-button>
        <vxe-button>
          <template #default>删除操作</template>
          <template #dropdowns>
            <vxe-button type="text" @click="$refs.xTable.removeCheckboxRow()">删除选中</vxe-button>
            <vxe-button type="text" @click="$refs.xTable.remove($refs.xTable.getData(0))">删除第一行</vxe-button>
            <vxe-button type="text" @click="$refs.xTable.remove($refs.xTable.getData($refs.xTable.getData().length - 1))">删除最后一行</vxe-button>
            <vxe-button type="text" @click="$refs.xTable.remove($refs.xTable.getData(100))">删除第 100 行</vxe-button>
          </template>
        </vxe-button>
        <vxe-button @click="getInsertEvent">获取新增</vxe-button>
        <vxe-button @click="getRemoveEvent">获取删除</vxe-button>
        <vxe-button @click="getUpdateEvent">获取修改</vxe-button>
      </template>
    </vxe-toolbar>

    <vxe-table
      border
      resizable
      show-overflow
      keep-source
      ref="xTable"
      height="400"
      :export-config="{}"
      :loading="loading"
      :edit-config="{trigger: 'click', mode: 'row', showStatus: true}"
      :scroll-y="{enabled: true}">
      <vxe-column type="checkbox" width="60"></vxe-column>
      <vxe-column type="seq" width="100"></vxe-column>
      <vxe-column field="name" title="Name" sortable width="200" :edit-render="{name: 'input'}"></vxe-column>
      <vxe-column field="age" title="Age" width="200" :edit-render="{name: 'input'}"></vxe-column>
      <vxe-column field="sex" title="Sex" width="200" :edit-render="{name: 'input'}"></vxe-column>
      <vxe-column field="rate" title="Rate" width="200"></vxe-column>
      <vxe-column field="region" title="Region" width="200"></vxe-column>
      <vxe-column field="time" title="Time" width="200"></vxe-column>
      <vxe-column field="address" title="Address" width="300" show-overflow></vxe-column>
      <vxe-column field="updateTime" title="UpdateTime" width="200"></vxe-column>
      <vxe-column field="attr1" title="Attr1" width="200"></vxe-column>
      <vxe-column field="attr2" title="Attr2" width="200"></vxe-column>
      <vxe-column field="attr3" title="Attr3" width="200"></vxe-column>
      <vxe-column field="attr4" title="Attr4" width="200"></vxe-column>
      <vxe-column field="attr5" title="Attr5" width="200"></vxe-column>
      <vxe-column field="attr6" title="Attr6" width="200"></vxe-column>
      <vxe-column field="attr7" title="Attr7" width="200"></vxe-column>
      <vxe-column field="attr8" title="Attr8" width="200"></vxe-column>
      <vxe-column field="attr9" title="Attr9" width="200"></vxe-column>
      <vxe-column field="createTime" title="CreateTime" width="200"></vxe-column>
    </vxe-table>

    <p class="demo-code">{{ $t('app.body.button.showCode') }}</p>

    <pre>
      <pre-code class="xml">{{ demoCodes[0] }}</pre-code>
      <pre-code class="javascript">{{ demoCodes[1] }}</pre-code>
    </pre>
  </div>
</template>

<script>
export default {
  data () {
    return {
      loading: false,
      demoCodes: []
    }
  },
  created () {
    this.$nextTick(() => {
      // 将表格和工具栏进行关联
      this.$refs.xTable.connect(this.$refs.xToolbar)
    })
    this.findList()
  },
  methods: {
    findList () {
      this.loading = true
      return new Promise(resolve => {
        setTimeout(() => {
          const data = this.mockList(600)
          // 阻断 vue 对大数组的监听，避免 vue 绑定大数据造成短暂的卡顿
          if (this.$refs.xTable) {
            this.$refs.xTable.loadData(data)
          }
          resolve()
          this.loading = false
        }, 300)
      })
    },
    mockList (size) {
      const list = []
      for (let index = 0; index < size; index++) {
        list.push({
          name: `名称${index}`,
          sex: '0',
          num: 123,
          age: 18,
          num2: 234,
          rate: 3,
          address: 'shenzhen'
        })
      }
      return list
    },
    insertEvent (row) {
      const xTable = this.$refs.xTable
      const record = {
        checked: false
      }
      xTable.insertAt(record, row).then(({ row }) => {
        console.log(111)
        xTable.setActiveRow(row)
      })
    },
    getInsertEvent () {
      const insertRecords = this.$refs.xTable.getInsertRecords()
      this.$XModal.alert(insertRecords.length)
    },
    getRemoveEvent () {
      const removeRecords = this.$refs.xTable.getRemoveRecords()
      this.$XModal.alert(removeRecords.length)
    },
    getUpdateEvent () {
      const updateRecords = this.$refs.xTable.getUpdateRecords()
      this.$XModal.alert(updateRecords.length)
    }
  }
}
</script>
