添加元数据获取端点，并更新 OpenAPI 规范

Author: hotlong

package.json

@@ -7,7 +7,8 @@
     "examples/apps/*"
   ],
   "scripts": {
-    "start": "npm run start --workspace=@example/nestjs",
+    "dev": "npm run start:dev --workspace=@example/nestjs",
+    "nestjs": "npm run start --workspace=@example/nestjs",
     "express": "npm run build --workspaces && npm start --workspace=@example/express",
     "build": "npm run build --workspaces",
     "test": "npm run test --workspaces",

packages/api/src/index.ts

@@ -124,6 +124,25 @@ export function createObjectQLRouter(options: ObjectQLServerOptions): Router {
         }
     });
 
+    router.get('/_schema/:type', async (req: Request, res: Response) => {
+        try {
+            const { type } = req.params;
+            const list = objectql.metadata.list(type);
+            // Convert list to map for consistency
+            const result: Record<string, any> = {};
+            for (const item of list) {
+                // assume item has id or name
+                const key = item.id || item.name || item.code;
+                if (key) {
+                    result[key] = item;
+                }
+            }
+            res.json(result);
+        } catch (e: any) {
+             res.status(500).json({ error: e.message });
+        }
+    });
+
     // NONE for now, as :objectName is the root.
     // However, we might want /:objectName/count or /:objectName/aggregate.
 

packages/api/src/swagger/generator.ts

@@ -30,6 +30,39 @@ export function generateOpenApiSpec(objectql: IObjectQL) {
       }
   };
 
+  paths['/api/_schema/{type}'] = {
+      get: {
+          summary: "Get Metadata by Type",
+          tags: ["System"],
+          parameters: [
+              {
+                  name: "type",
+                  in: "path",
+                  required: true,
+                  schema: {
+                      type: "string",
+                      enum: ["object", "app"],
+                      example: "app"
+                  },
+                  description: "Metadata type"
+              }
+          ],
+          responses: {
+              200: {
+                  description: "Metadata configuration map",
+                  content: {
+                      'application/json': {
+                          schema: {
+                              type: 'object',
+                              additionalProperties: true
+                          }
+                      }
+                  }
+              }
+          }
+      }
+  };
+
   Object.values(configs).forEach((config) => {
     const objectName = config.name;
     const schemaName = objectName;