resolve issues with new features

backend/src/controllers/settings.controller.ts

@@ -0,0 +1,62 @@
+import { Request, Response } from 'express';
+import { z } from 'zod';
+import settingsService from '../services/settings.service';
+import logger from '../utils/logger';
+
+const updateSchema = z.object({
+  value: z.any(),
+});
+
+const externalLinkSchema = z.array(z.object({
+  name: z.string().min(1).max(200),
+  url: z.string().url().max(500),
+}));
+
+class SettingsController {
+  async getAll(_req: Request, res: Response): Promise<void> {
+    try {
+      const settings = await settingsService.getAll();
+      res.json({ success: true, data: settings });
+    } catch (error) {
+      logger.error('Failed to get settings', { error });
+      res.status(500).json({ success: false, message: 'Failed to get settings' });
+    }
+  }
+
+  async get(req: Request, res: Response): Promise<void> {
+    try {
+      const setting = await settingsService.get(req.params.key as string);
+      if (!setting) {
+        res.status(404).json({ success: false, message: 'Setting not found' });
+        return;
+      }
+      res.json({ success: true, data: setting });
+    } catch (error) {
+      logger.error('Failed to get setting', { error });
+      res.status(500).json({ success: false, message: 'Failed to get setting' });
+    }
+  }
+
+  async update(req: Request, res: Response): Promise<void> {
+    try {
+      const { value } = updateSchema.parse(req.body);
+
+      // Validate external_links specifically
+      if ((req.params.key as string) === 'external_links') {
+        externalLinkSchema.parse(value);
+      }
+
+      const setting = await settingsService.set(req.params.key as string, value, req.user!.id);
+      res.json({ success: true, data: setting });
+    } catch (error) {
+      if (error instanceof z.ZodError) {
+        res.status(400).json({ success: false, message: 'Invalid input', errors: error.issues });
+        return;
+      }
+      logger.error('Failed to update setting', { error });
+      res.status(500).json({ success: false, message: 'Failed to update setting' });
+    }
+  }
+}
+
+export default new SettingsController();