feat: add dept management page

src/pages/Admin/Dept/index.tsx

@@ -1,3 +1,79 @@
+import { fetchDeleteDept, fetchDeptTree } from '@/services/dept';
+import { PageContainer } from '@ant-design/pro-components';
+import { useIntl } from '@umijs/max';
+import { Button, Popconfirm, Space, Spin, Tree, message } from 'antd';
+import type { DataNode } from 'antd/es/tree';
+import { useEffect, useState } from 'react';
+import { DeptForm } from './components/Form';
+
 export default function DeptPage() {
-  return null;
+  const intl = useIntl();
+  const [loading, setLoading] = useState(false);
+  const [treeData, setTreeData] = useState<API.DeptItem[]>([]);
+
+  const loadTree = async () => {
+    setLoading(true);
+    try {
+      const res = await fetchDeptTree();
+      setTreeData(res.data ?? []);
+    } finally {
+      setLoading(false);
+    }
+  };
+
+  useEffect(() => {
+    loadTree();
+  }, []);
+
+  const handleDelete = async (id: number) => {
+    await fetchDeleteDept({ id });
+    message.success('删除成功');
+    loadTree();
+  };
+
+  const renderTitle = (node: API.DeptItem) => (
+    <Space>
+      <span>{node.name}</span>
+      <DeptForm
+        mode="edit"
+        initialValues={node}
+        onSuccess={loadTree}
+        trigger={<a className="text-xs">编辑</a>}
+      />
+      <DeptForm
+        mode="add"
+        initialValues={{ parentId: node.id }}
+        onSuccess={loadTree}
+        trigger={<a className="text-xs">新建子部门</a>}
+      />
+      <Popconfirm title="确认删除？" onConfirm={() => handleDelete(node.id)}>
+        <a className="text-xs text-red-500">删除</a>
+      </Popconfirm>
+    </Space>
+  );
+
+  const renderNodes = (items: API.DeptItem[]): DataNode[] =>
+    items.map((item) => ({
+      key: item.id,
+      title: renderTitle(item),
+      children: item.children ? renderNodes(item.children) : undefined,
+    }));
+
+  return (
+    <PageContainer title={intl.formatMessage({ id: 'admin.dept.title' })}>
+      <div className="mb-4">
+        <DeptForm
+          mode="add"
+          initialValues={{ parentId: 0 }}
+          onSuccess={loadTree}
+          trigger={
+            <Button type="primary">{intl.formatMessage({ id: 'admin.dept.createRoot' })}</Button>
+          }
+        />
+      </div>
+      <Spin spinning={loading}>
+        <Tree treeData={renderNodes(treeData)} defaultExpandAll showLine />
+      </Spin>
+    </PageContainer>
+  );
 }