kd-aiot-frontend-ehs/src/components/user-select/user-select.vue

<template>
  <el-dialog
    :title="title"
    :visible.sync="visible"
    :before-close="handleClose"
    :close-on-click-modal="false"
    top="5vh"
    :close-on-press-escape="false"
    append-to-body
    width="70%"
  >
    <el-card shadow="never">
      <ele-split-layout
        width="244px"
        allow-collapse
        :right-style="{ overflow: 'hidden' }"
      >
        <div class="ele-border-lighter split-layout-right-content">
          <DepartmentTree
            @handleNodeClick="handleNodeClick"
            :isFirstRefreshTable="false"
            ref="treeList"
          />
        </div>
        <!-- 表格 -->
        <template v-slot:content>
          <user-select-search
            ref="search"
            @search="reload"
          ></user-select-search>
          <ele-pro-table
            ref="table"
            :columns="currentColumns"
            :datasource="datasource"
            row-key="id"
            :height="tableHeight"
            class="dict-table"
            @cell-click="cellClick"
            @selection-change="handleSelectionChange"
            @done="handleTableDone"
          >
            <!-- 表头工具栏 -->
            <template v-slot:action="{ row }" v-if="!isMultiple">
              <el-radio class="radio" v-model="radio" :label="row.id"
                ><i></i
              ></el-radio>
            </template>
          </ele-pro-table>
        </template>
      </ele-split-layout>
    </el-card>

    <div slot="footer" class="dialog-footer">
      <span v-if="isMultiple" class="selected-count"
        >已选 {{ selectedCount }} 人</span
      >
      <el-button type="primary" size="small" @click="selected">选择</el-button>
      <el-button size="small" @click="handleClose">关闭</el-button>
    </div>
  </el-dialog>
</template>

<script>
  import { getUserPage } from '@/api/system/organization';
  import DepartmentTree from '@/components/DepartmentTree/index.vue';
  import userSelectSearch from './user-select-search.vue';
  export default {
    components: {
      DepartmentTree,
      userSelectSearch
    },
    props: {
      disabledList: {
        default: () => {
          return [];
        }
      },
      // 已选人员（打开时回显，确定后与本次勾选合并返回）
      selectedList: {
        type: Array,
        default: () => {
          return [];
        }
      }
    },
    data() {
      return {
        currentIndex: 0,
        title: '选择',
        visible: false,
        isMultiple: false,
        selectedRows: [],
        // 本次打开时已选人员（在表格中选择框中勾选回显）
        preselected: [],
        // 本次打开后被取消勾选的已选人员 id
        uncheckedIds: [],
        // 当前选中的部门节点
        curNodeData: null,
        current: null,
        statusOptions: [
          { value: 1, label: '全职' },
          { value: 2, label: '兼职' },
          { value: 3, label: '实习' },
          { value: 4, label: '正式' },
          { value: 5, label: '试用' },
          { value: 6, label: '离职' }
        ],
        columns: [
          {
            action: 'action',
            slot: 'action',
            align: 'center',
            label: '选择'
          },
          {
            columnKey: 'index',
            label: '序号',
            type: 'index',
            width: 55,
            align: 'center',
            showOverflowTooltip: true,
            fixed: 'left'
          },
          {
            prop: 'name',
            label: '姓名',
            sortable: 'custom',
            showOverflowTooltip: true,
            minWidth: 110
          },
          {
            prop: 'jobNumber',
            label: '工号',
            sortable: 'custom',
            showOverflowTooltip: true,
            minWidth: 110
          },
          {
            prop: 'loginName',
            label: '用户账号',
            sortable: 'custom',
            showOverflowTooltip: true,
            minWidth: 110
          },
          {
            prop: 'sex',
            label: '性别',
            sortable: 'custom',
            showOverflowTooltip: true,
            minWidth: 80,
            formatter: (_row, _column, cellValue) => {
              return cellValue == 1 ? '男' : cellValue == 2 ? '女' : '';
            }
          },
          {
            prop: 'status',
            label: '状态',
            align: 'center',
            sortable: 'custom',
            width: 80,
            formatter: (_row, _column, cellValue) => {
              const dom = this.statusOptions.find((item) => {
                return item.value == cellValue;
              });
              return dom ? dom.label : '';
            }
          }
        ],

        radio: null
      };
    },

    computed: {
      // 表格高度
      tableHeight() {
        return 'calc(100vh - 430px)';
      },
      // 已选人数
      selectedCount() {
        return this.mergeSelected().length;
      },
      currentColumns() {
        if (this.isMultiple) {
          return [
            {
              type: 'selection',
              // 跨页/重新加载后保留勾选状态，配合 row-key 使用
              reserveSelection: true,
              width: 55,
              align: 'center',
              selectable: (row, index) => {
                return !this.disabledList
                  .map((item) => item.id)
                  .includes(row.id);
              }
            },
            ...this.columns
          ];
        }
        return this.columns;
      }
    },

    watch: {},
    methods: {
      open(item, index = 0, multiple = false) {
        this.isMultiple = multiple;
        this.selectedRows = [];
        this.uncheckedIds = [];
        this.current = null;
        this.radio = null;
        // 已选人员回显（打开时在表格的选择框中勾选）
        this.preselected = [...(this.selectedList || [])];
        if (item) {
          this.radio = item.id;
          // 单选时保持原有选中，未重新选择则沿用
          this.current = item;
        } else if (!multiple && this.preselected.length) {
          const first = this.preselected[0];
          this.radio = first.id;
          this.current = first;
        }
        this.currentIndex = index;
        // 先亮起弹窗再排 nextTick:首次打开时对话框内容尚未挂载,
        // 否则 clearSelection 执行到 $refs.table 时还是 undefined
        this.visible = true;
        this.$nextTick(() => {
          if (this.$refs.table) {
            this.$refs.table.clearSelection();
            // 已选人员勾选到表格的选择框中
            this.syncPreselectedSelection();
          }
          // 每次打开重置搜索条件与部门筛选
          this.resetFilter();
        });
      },

      /* 重置搜索条件与部门树选中 */
      resetFilter() {
        this.curNodeData = null;
        const tree = this.$refs.treeList && this.$refs.treeList.getInstance();
        if (tree) {
          tree.setCurrentKey(null);
        }
        // 每页条数回初始值
        const table = this.$refs.table;
        if (table) {
          const pageSize = table.pageSize || 10;
          if (table.tableLimit !== pageSize) {
            table.tableLimit = pageSize;
          }
        }
        if (this.$refs.search) {
          // 清空搜索条件并重新加载表格
          this.$refs.search.reset();
        } else {
          this.reload();
        }
      },

      /* 表格数据加载完成：保证已选人员仍处于勾选状态 */
      handleTableDone() {
        this.syncPreselectedSelection();
      },

      /* 将已选人员同步为表格中的勾选状态 */
      syncPreselectedSelection() {
        const table = this.$refs.table;
        if (!table || !this.isMultiple) {
          return;
        }
        const dataMap = new Map();
        this.getTableData().forEach((row) => dataMap.set(row.id, row));
        const selectedIds = new Set(
          (this.selectedRows || []).map((row) => row.id)
        );
        this.preselected.forEach((item) => {
          if (
            !item ||
            item.id == null ||
            selectedIds.has(item.id) ||
            // 本次打开后被取消勾选的，不再重新勾选
            this.uncheckedIds.includes(item.id)
          ) {
            return;
          }
          // 优先使用表格中的行对象，保证复选框能正常回显
          const row = dataMap.get(item.id) || item;
          table.toggleRowSelection(row, true);
          selectedIds.add(item.id);
        });
      },

      /* 表格当前数据 */
      getTableData() {
        const table = this.$refs.table;
        if (table && typeof table.getData === 'function') {
          return table.getData() || [];
        }
        return [];
      },

      /* 合并已选人员与本次勾选的人员 */
      mergeSelected() {
        const map = new Map();
        const dataMap = new Map(
          this.getTableData().map((row) => [row.id, row])
        );
        // 已选人员（未被取消勾选的）
        this.preselected.forEach((item) => {
          if (!item || item.id == null || this.uncheckedIds.includes(item.id)) {
            return;
          }
          map.set(item.id, dataMap.get(item.id) || item);
        });
        // 本次勾选的人员
        (this.selectedRows || []).forEach((row) => {
          if (!row || row.id == null) {
            return;
          }
          map.set(row.id, dataMap.get(row.id) || row);
        });
        return Array.from(map.values());
      },

      /* 表格数据源 */
      datasource({ page, limit, where }) {
        const params = {
          pageNum: page,
          size: limit
        };
        Object.keys(where || {}).forEach((key) => {
          const value = where[key];
          if (value !== undefined && value !== null && value !== '') {
            params[key] = value;
          }
        });
        return getUserPage(params);
      },

      /* 刷新表格 */
      reload(where) {
        this.$refs.table.reload({ page: 1, where: where });
      },

      handleNodeClick(data, node) {
        this.curNodeData = data;
        this.reload({ groupId: data.id });
      },

      // 单击获取id
      cellClick(row) {
        if (this.isMultiple) return;
        this.current = row;
        this.radio = row.id;
      },

      handleSelectionChange(rows) {
        const list = rows || [];
        const prevIds = new Set((this.selectedRows || []).map((row) => row.id));
        const curIds = new Set(list.map((row) => row.id));
        // 被取消勾选的人员
        prevIds.forEach((id) => {
          if (!curIds.has(id) && !this.uncheckedIds.includes(id)) {
            this.uncheckedIds.push(id);
          }
        });
        // 被重新勾选的人员
        this.uncheckedIds = this.uncheckedIds.filter((id) => !curIds.has(id));
        this.selectedRows = list;
      },

      handleClose() {
        this.visible = false;
        this.current = null;
        this.radio = null;
        this.selectedRows = [];
        this.uncheckedIds = [];
        this.preselected = [];
      },

      selected() {
        if (this.isMultiple) {
          const rows = this.mergeSelected();
          if (!rows.length) {
            return this.$message.warning('请至少选择一项');
          }
          this.$emit('changeParent', rows, this.currentIndex);
        } else {
          if (!this.current) {
            return this.$message.warning('请至少选择一项');
          }
          this.$emit('changeParent', this.current, this.currentIndex);
        }
        this.handleClose();
      }
    }
  };
</script>

<style lang="scss" scoped>
  .selected-count {
    float: left;
    line-height: 32px;
    color: #606266;
    font-size: 13px;
  }
  .tree_col {
    border: 1px solid #eee;
    padding: 10px 0;
    box-sizing: border-box;
    height: 500px;
    overflow: auto;
  }

  .table_col {
    padding-left: 10px;

    ::v-deep .el-table th.el-table__cell {
      background: #f2f2f2;
    }
  }

  .pagination {
    text-align: right;
    padding: 10px 0;
  }

  .btns {
    text-align: center;
    padding: 10px 0;
  }

  .topsearch {
    margin-bottom: 15px;
  }
</style>