!236 前端适配多字段排序功能案例OSS页面（重新排序需点击重置按钮，否则按照点击顺序依次排序，重复点击的字段排序位置不发生改变） * 完善前端适配...

抓蛙师

2022-09-20 a680a84d91fb6501951d0265e9b347695568c546

!236 前端适配多字段排序功能案例OSS页面（重新排序需点击重置按钮，否则按照点击顺序依次排序，重复点击的字段排序位置不发生改变）
* 完善前端适配多字段排序功能案例OSS页面（完善排序图标显示效果和重置效果，支持正序，倒序，取消排序）
* 前端适配多字段排序功能案例OSS页面（重新排序需点击重置按钮，否则按照点击顺序依次排序，重复点击的字段排序位置不发生改变）

 ruoyi-ui/src/views/system/oss/index.vue

@@ -118,7 +118,10 @@
      <right-toolbar :showSearch.sync="showSearch" @queryTable="getList"></right-toolbar>
    </el-row>

    <el-table v-loading="loading" :data="ossList" @selection-change="handleSelectionChange" :default-sort="defaultSort" @sort-change="handleSortChange">
    <el-table v-loading="loading" :data="ossList" @selection-change="handleSelectionChange"
              :header-cell-class-name="handleHeaderClass"
              @header-click="handleHeaderCLick"
              v-if="showTable">
      <el-table-column type="selection" width="55" align="center" />
      <el-table-column label="对象存储主键" align="center" prop="ossId" v-if="false"/>
      <el-table-column label="文件名" align="center" prop="fileName" />
@@ -135,13 +138,15 @@
                v-if="!checkFileSuffix(scope.row.fileSuffix) || !previewListResource"/>
        </template>
      </el-table-column>
      <el-table-column label="创建时间" align="center" prop="createTime" sortable="custom" :sort-orders="['descending', 'ascending']" width="180">
      <el-table-column label="创建时间" align="center" prop="createTime" width="180"
                       sortable="custom">
        <template slot-scope="scope">
          <span>{{ parseTime(scope.row.createTime, '{y}-{m}-{d}') }}</span>
        </template>
      </el-table-column>
      <el-table-column label="上传人" align="center" prop="createBy" />
      <el-table-column label="服务商" align="center" prop="service" sortable="custom" :sort-orders="['descending', 'ascending']" />
      <el-table-column label="服务商" align="center" prop="service"
                       sortable="custom"/>
      <el-table-column label="操作" align="center" class-name="small-padding fixed-width">
        <template slot-scope="scope">
          <el-button
@@ -193,6 +198,7 @@
  name: "Oss",
  data() {
    return {
      showTable: true,
      // 按钮loading
      buttonLoading: false,
      // 遮罩层
@@ -264,6 +270,7 @@
        this.ossList = response.rows;
        this.total = response.total;
        this.loading = false;
        this.showTable = true;
      });
    },
    checkFileSuffix(fileSuffix) {
@@ -291,8 +298,11 @@
    },
    /** 重置按钮操作 */
    resetQuery() {
      this.showTable = false;
      this.daterangeCreateTime = [];
      this.resetForm("queryForm");
      this.queryParams.orderByColumn = this.defaultSort.prop;
      this.queryParams.isAsc = this.defaultSort.order;
      this.handleQuery();
    },
    // 多选框选中数据
@@ -301,10 +311,49 @@
      this.single = selection.length!==1
      this.multiple = !selection.length
    },
    /** 排序触发事件 */
    handleSortChange(column, prop, order) {
      this.queryParams.orderByColumn = column.prop;
      this.queryParams.isAsc = column.order;
    // 设置列的排序为我们自定义的排序
    handleHeaderClass({column}) {
      column.order = column.multiOrder
    },
    // 点击表头进行排序
    handleHeaderCLick(column) {
      if (column.sortable !== 'custom') {
        return
      }
      switch (column.multiOrder) {
        case 'descending':
          column.multiOrder = 'ascending';
          break;
        case 'ascending':
          column.multiOrder = '';
          break;
        default:
          column.multiOrder = 'descending';
          break;
      }
      this.handleOrderChange(column.property, column.multiOrder)
    },
    handleOrderChange(prop, order) {
      let orderByArr = this.queryParams.orderByColumn ? this.queryParams.orderByColumn.split(",") : [];
      let isAscArr = this.queryParams.isAsc ? this.queryParams.isAsc.split(",") : [];
      let propIndex = orderByArr.indexOf(prop)
      if (propIndex !== -1) {
        if (order) {
          //排序里已存在 只修改排序
          isAscArr[propIndex] = order;
        } else {
          //如果order为null 则删除排序字段和属性
          isAscArr.splice(propIndex, 1);//删除排序
          orderByArr.splice(propIndex, 1);//删除属性
        }
      } else {
        //排序里不存在则新增排序
        orderByArr.push(prop);
        isAscArr.push(order);
      }
      //合并排序
      this.queryParams.orderByColumn = orderByArr.join(",");
      this.queryParams.isAsc = isAscArr.join(",");
      this.getList();
    },
    /** 任务日志列表查询 */