RuoYi-Vue-Plus/src/views/workflow/category/index.vue

<template>
  <div class="p-2 app-container workflow-category-page">
    <div class="search-wrap">
      <el-card shadow="hover" class="search-panel" :class="{ 'is-collapsed': !showSearch }">
        <template #header>
          <div class="panel-heading search-panel-toggle" @click.stop="showSearch = !showSearch">
            <div><h3>筛选条件</h3></div>
          </div>
        </template>
        <el-form ref="queryFormRef" :model="queryParams" :inline="true" class="query-form">
          <el-form-item label="分类名称" prop="categoryName">
            <el-input
              v-model="queryParams.categoryName"
              placeholder="请输入分类名称"
              clearable
              @keyup.enter="handleQuery"
            />
          </el-form-item>
          <el-form-item>
            <el-button type="primary" icon="Search" @click="handleQuery">搜索</el-button>
            <el-button icon="Refresh" @click="resetQuery">重置</el-button>
          </el-form-item>
        </el-form>
      </el-card>
    </div>

    <el-card shadow="hover" class="table-panel">
      <template #header>
        <div class="toolbar-shell">
          <div class="table-heading">
            <h3>流程分类</h3>
          </div>
          <div class="toolbar-actions">
            <el-button type="primary" plain icon="Plus" @click="handleAdd()" v-hasPermi="['workflow:category:add']">
              新增
            </el-button>
            <el-button type="info" plain icon="Sort" @click="handleToggleExpandAll">展开/折叠</el-button>
            <right-toolbar v-model:showSearch="showSearch" :search="false" @queryTable="getList"></right-toolbar>
          </div>
        </div>
      </template>
      <el-table
        ref="categoryTableRef"
        v-loading="loading"
        class="data-table"
        :data="categoryList"
        row-key="categoryId"
        border
        :default-expand-all="isExpandAll"
        :tree-props="{ children: 'children', hasChildren: 'hasChildren' }"
      >
        <el-table-column label="分类名称" prop="categoryName" width="260" />
        <el-table-column label="显示顺序" align="center" prop="orderNum" width="200" />
        <el-table-column label="创建时间" align="center" prop="createTime" width="180" />
        <el-table-column label="操作" fixed="right" align="center" class-name="small-padding fixed-width">
          <template #default="scope">
            <el-tooltip content="修改" placement="top">
              <el-button
                link
                type="primary"
                icon="Edit"
                @click="handleUpdate(scope.row)"
                v-hasPermi="['workflow:category:edit']"
              />
            </el-tooltip>
            <el-tooltip content="新增" placement="top">
              <el-button
                link
                type="primary"
                icon="Plus"
                @click="handleAdd(scope.row)"
                v-hasPermi="['workflow:category:add']"
              />
            </el-tooltip>
            <el-tooltip content="删除" placement="top">
              <el-button
                link
                type="primary"
                icon="Delete"
                @click="handleDelete(scope.row)"
                v-hasPermi="['workflow:category:remove']"
              />
            </el-tooltip>
          </template>
        </el-table-column>
      </el-table>
    </el-card>
    <el-dialog :title="dialog.title" v-model="dialog.visible" width="500px" append-to-body>
      <el-form ref="categoryFormRef" :model="form" :rules="rules" label-width="80px">
        <el-form-item label="上级分类" prop="parentId">
          <el-tree-select
            v-model="form.parentId"
            :data="categoryOptions"
            :props="{ value: 'categoryId', label: 'categoryName', children: 'children' } as any"
            value-key="categoryId"
            placeholder="请选择上级分类"
            check-strictly
          />
        </el-form-item>
        <el-row :gutter="20">
          <el-col :span="12">
            <el-form-item label="分类名称" prop="categoryName">
              <el-input v-model="form.categoryName" placeholder="请输入分类名称" />
            </el-form-item>
          </el-col>
          <el-col :span="12">
            <el-form-item label="排序" prop="orderNum">
              <el-input-number v-model="form.orderNum" controls-position="right" :min="0" />
            </el-form-item>
          </el-col>
        </el-row>
      </el-form>
      <template #footer>
        <div class="dialog-footer">
          <el-button :loading="buttonLoading" type="primary" @click="submitForm">确 定</el-button>
          <el-button @click="cancel">取 消</el-button>
        </div>
      </template>
    </el-dialog>
  </div>
</template>

<script setup name="Category" lang="ts">
import { listCategory, getCategory, delCategory, addCategory, updateCategory } from '@/api/workflow/category';
import { CategoryVO, CategoryQuery, CategoryForm } from '@/api/workflow/category/types';
import { useLoading } from '@/hooks/async/useLoading';
import { useFormDialog } from '@/hooks/dialog/useFormDialog';
import { useSearchReset } from '@/hooks/form/useSearchReset';
import { useSearchToggle } from '@/hooks/form/useSearchToggle';
import modal from '@/plugins/modal';
import { handleTree } from '@/utils/ruoyi';

type CategoryOption = {
  categoryId: number;
  categoryName: string;
  children?: CategoryOption[];
};

const categoryList = ref<CategoryVO[]>([]);
const categoryOptions = ref<CategoryOption[]>([]);
const buttonLoading = ref(false);
const { showSearch } = useSearchToggle();
const isExpandAll = ref(true);
const { loading, setLoading, withLoading } = useLoading();

const queryFormRef = ref<ElFormInstance>();
const categoryFormRef = ref<ElFormInstance>();
const categoryTableRef = ref<ElTableInstance>();

const initFormData: CategoryForm = {
  categoryId: undefined,
  categoryName: '',
  parentId: undefined,
  orderNum: 0
};

const data = reactive<PageData<CategoryForm, CategoryQuery>>({
  form: { ...initFormData },
  queryParams: {
    categoryName: undefined
  },
  rules: {
    categoryId: [{ required: true, message: '流程分类ID不能为空', trigger: 'blur' }],
    parentId: [{ required: true, message: '请选择上级分类', trigger: 'change' }],
    categoryName: [{ required: true, message: '请输入分类名称', trigger: 'blur' }]
  }
});

const { queryParams, form, rules } = toRefs(data);
const { dialog, resetForm: reset, openDialog, showDialog, closeDialog } = useFormDialog({
  form,
  formRef: categoryFormRef,
  initialFormData: initFormData
});

/** 查询流程分类列表 */
const getList = async () => {
  await withLoading(async () => {
    const res = await listCategory(queryParams.value);
    const data = handleTree<CategoryVO>(res.data, 'categoryId', 'parentId');
    if (data) {
      categoryList.value = data;
    }
  });
};

/** 查询流程分类下拉树结构 */
const getTreeselect = async () => {
  const res = await listCategory();
  categoryOptions.value = [];
  // 处理树形数据
  const data = handleTree<CategoryOption>(res.data, 'categoryId', 'parentId');
  if (data) {
    categoryOptions.value = data; // 将处理后的树形数据赋值
  }
};

// 取消按钮
const cancel = () => {
  reset();
  closeDialog();
};

/** 搜索按钮操作 */
const handleQuery = () => {
  getList();
};

const { resetQuery } = useSearchReset({
  queryFormRef,
  queryParams,
  afterReset: () => {
    handleQuery();
  }
});

/** 新增按钮操作 */
const handleAdd = (row?: CategoryVO) => {
  openDialog('添加流程分类');
  getTreeselect();
  if (row?.categoryId) {
    form.value.parentId = row.categoryId;
  } else {
    form.value.parentId = undefined;
  }
};

/** 展开/折叠操作 */
const handleToggleExpandAll = () => {
  isExpandAll.value = !isExpandAll.value;
  toggleExpandAll(categoryList.value, isExpandAll.value);
};

/** 展开/折叠操作 */
const toggleExpandAll = (data: CategoryVO[], status: boolean) => {
  data.forEach(item => {
    categoryTableRef.value?.toggleRowExpansion(item, status);
    if (item.children && item.children.length > 0) toggleExpandAll(item.children, status);
  });
};

/** 修改按钮操作 */
const handleUpdate = async (row: CategoryVO) => {
  reset();
  await getTreeselect();
  if (row != null) {
    form.value.parentId = row.parentId;
  }
  const res = await getCategory(row.categoryId);
  Object.assign(form.value, res.data);
  showDialog('修改流程分类');
};

/** 提交按钮 */
const submitForm = () => {
  categoryFormRef.value?.validate(async (valid: boolean) => {
    if (valid) {
      buttonLoading.value = true;
      if (form.value.categoryId) {
        await updateCategory(form.value).finally(() => (buttonLoading.value = false));
      } else {
        await addCategory(form.value).finally(() => (buttonLoading.value = false));
      }
      modal.msgSuccess('操作成功');
      closeDialog();
      getList();
    }
  });
};

/** 删除按钮操作 */
const handleDelete = async (row: CategoryVO) => {
  await modal.confirm('是否确认删除"' + row.categoryName + '"的分类？');
  setLoading(true);
  await delCategory(row.categoryId).finally(() => setLoading(false));
  await getList();
  modal.msgSuccess('删除成功');
};

onMounted(() => {
  getList();
});
</script>