VUE3 基本チュートリアル: Vue.js プラグインを使用してテーブル コンポーネントをカプセル化する

const VueTablePlugin = {
  install: function (Vue) {
    // 全局组件
    Vue.component('vue-table', {
      // 组件选项
    })
  }
}

Vue.component('vue-table', {
  props: {
    data: Array,   // 父组件传入的数据
    columns: Array // table头部信息
  },
  data () {
    return {
      searchKey: '',   // 搜索关键字
      sortKey: '',     // 排序关键字
      current: 1,      // 当前页
      pageSize: 5,     // 每页显示数量
    }
  },
  computed: {
    filteredData: function () {
      return this.data.filter((row) => {
        return Object.values(row).some(val => {
          return String(val).includes(this.searchKey)
        })
      })
    },
    sortedData: function () {
      if (!this.sortKey) {
        return this.filteredData
      }
      return this.filteredData.sort((a, b) => {
        a = a[this.sortKey]
        b = b[this.sortKey]
        return a === b ? 0 : a > b ? 1 : -1
      })
    },
    pageCount: function () {
      return Math.ceil(this.filteredData.length / this.pageSize)
    },
    paginatedData: function () {
      const start = (this.current - 1) * this.pageSize
      return this.sortedData.slice(start, start + this.pageSize)
    }
  },
  methods: {
    sortBy (key) {
      this.sortKey = key
      this.current = 1
    },
    prevPage () {
      this.current--
      if (this.current < 1) this.current = 1
    },
    nextPage () {
      this.current++
      if (this.current > this.pageCount) this.current = this.pageCount
    }
  },
  template: `
    <table>
      <thead>
        <tr>
          <th v-for="col in columns"
              :key="col.key"
              @click="sortBy(col.key)"
              :class="{active: sortKey === col.key}">
            {{ col.name }}
          </th>
        </tr>
        <tr>
          <th v-for="col in columns">
            <input type="text" v-model="searchKey">
          </th>
        </tr>
      </thead>
      <tbody>
        <tr v-for="row in paginatedData" :key="row.id">
          <td v-for="col in columns" :key="col.key">
            {{ row[col.key] }}
          </td>
        </tr>
      </tbody>
      <tfoot>
        <tr>
          <td colspan="100%">
            <button @click="prevPage">Prev</button>
            <button @click="nextPage">Next</button>
          </td>
        </tr>
      </tfoot>
    </table>
  `
})

import VueTablePlugin from './path/to/vue-table-plugin.js'

Vue.use(VueTablePlugin)

<template>
  <div>
    <vue-table :data="tableData" :columns="columns"></vue-table>
  </div>
</template>

<script>
export default {
  data() {
    return {
      tableData: [
        { id: 1, name: 'John Doe', age: 29, occupation: 'Software Engineer' },
        { id: 2, name: 'Jane Doe', age: 30, occupation: 'Graphic Designer' },
        { id: 3, name: 'Aaron Lee', age: 25, occupation: 'Web Developer' },
        { id: 4, name: 'Amanda Smith', age: 27, occupation: 'UI Designer' },
        { id: 5, name: 'Jack Ma', age: 55, occupation: 'Entrepreneur' },
        { id: 6, name: 'Elon Musk', age: 49, occupation: 'Inventor' },
        { id: 7, name: 'Stephen Hawking', age: 76, occupation: 'Physicist' },
        { id: 8, name: 'Albert Einstein', age: 76, occupation: 'Theoretical Physicist' }
      ],
      columns: [
        { name: 'ID', key: 'id' },
        { name: 'Name', key: 'name' },
        { name: 'Age', key: 'age' },
        { name: 'Occupation', key: 'occupation' }
      ]
    }
  }
}
</script>