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vue中使用computed搜索解决分页后进行搜索出现页数错误的现象(getSearchInfo)

开发技术 开发技术 2周前 (04-30) 3次浏览
<template>
  <div>
    <!-- 基于el-table二次封装的一个table组件,功能包括:搜索、编辑、删除、分页 -->
    <el-table
      :data="
        getSearchInfo.slice(
          (currpage - 1) * Data.pageSize,
          currpage * Data.pageSize
        )
      "
      style="width: 100%"
    >
      <template v-for="(item, index) in Data.tableTitle">
        <el-table-column
          :prop="item.prop"
          :label="item.label"
          align="center"
          :key="index"
          :formatter="formatData"
        >
        </el-table-column>
      </template>
      <el-table-column align="center" v-if="Data.showEditAndDelete">
        <template slot="header" slot-scope="scope">
          <el-input v-model="search" size="mini" placeholder="输入关键字搜索" />
        </template>
        <template slot-scope="scope">
          <el-button size="mini" @click="handleEdit(scope.$index, scope.row)"
            >编辑</el-button
          >
          <el-button
            size="mini"
            type="danger"
            @click="handleDelete(scope.$index, scope.row)"
            >删除</el-button
          >
        </template>
      </el-table-column>
    </el-table>
    <el-pagination
      background
      :current-page.sync="currentPage"
      :page-size="Data.pageSize"
      layout="total, prev, pager, next, jumper"
      :total="getSearchInfo.length"
      @current-change="handleCurrentChange"
    >
    </el-pagination>
  </div>
</template>

<script>
export default {
  props: ["Data"],
  data() {
    return {
      search: "",
      currpage: 1,
      currentPage: null
    };
  },
  computed: {
    getSearchInfo() {
      //   搜索
      let search = this.search;
      if (search) {
        this.currpage = 1;
        this.currentPage = 1;
        return this.Data.tableData.filter(data => {
          return Object.keys(data).some(key => {
            return (
              String(data[key])
                .toLowerCase()
                .indexOf(search) > -1
            );
          });
        });
      }
      return this.Data.tableData;
    }
  },
  methods: {
    formatData(row, column) {
      // 格式化数据
      if (row["date"] == "2016-05-02") {
        return (row["date"] = "这个是测试动态格式化");
      } else {
        return row[column.property];
      }
    },
    handleEdit(index, row) {
      // 编辑
      console.log(index, row);
    },
    handleDelete(index, row) {
      // 删除
      console.log(index, row);
    },
    handleCurrentChange(cpage) {
      // 点击页数
      this.currpage = cpage;
    }
  },
  mounted() {}
};
</script>

<style scoped></style>

 父组件请看下一篇文章。


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