Added extra analytics

apps/api/src/controllers/Analytics.ts

@@ -21,7 +21,7 @@ export class Analytics {
   @Get('timeseries')
   @Middleware([requireAuth])
   @CatchAsync
-  public async getTimeSeries(req: Request, res: Response, next: NextFunction) {
+  public async getTimeSeries(req: Request, res: Response, _next: NextFunction) {
     const auth = res.locals.auth as AuthResponse;
     const startDate = req.query.startDate ? new Date(req.query.startDate as string) : undefined;
     const endDate = req.query.endDate ? new Date(req.query.endDate as string) : undefined;
@@ -43,7 +43,7 @@ export class Analytics {
   @Get('top-campaigns')
   @Middleware([requireAuth])
   @CatchAsync
-  public async getTopCampaigns(req: Request, res: Response, next: NextFunction) {
+  public async getTopCampaigns(req: Request, res: Response, _next: NextFunction) {
     const auth = res.locals.auth as AuthResponse;
     const limit = Math.min(parseInt(req.query.limit as string) || 10, 50);
     const startDate = req.query.startDate ? new Date(req.query.startDate as string) : undefined;
@@ -53,4 +53,52 @@ export class Analytics {
 
     return res.status(200).json(topCampaigns);
   }
+
+  /**
+   * GET /analytics/campaign-stats
+   * Get campaign overview statistics
+   *
+   * Query params:
+   * - startDate: ISO date string (defaults to 30 days ago)
+   * - endDate: ISO date string (defaults to now)
+   *
+   * Returns aggregate stats: total campaigns, active, completed, average rates
+   */
+  @Get('campaign-stats')
+  @Middleware([requireAuth])
+  @CatchAsync
+  public async getCampaignStats(req: Request, res: Response, _next: NextFunction) {
+    const auth = res.locals.auth as AuthResponse;
+    const startDate = req.query.startDate ? new Date(req.query.startDate as string) : undefined;
+    const endDate = req.query.endDate ? new Date(req.query.endDate as string) : undefined;
+
+    const campaignStats = await AnalyticsService.getCampaignStats(auth.projectId, startDate, endDate);
+
+    return res.status(200).json(campaignStats);
+  }
+
+  /**
+   * GET /analytics/top-events
+   * Get most frequently triggered events
+   *
+   * Query params:
+   * - limit: number (default 5, max 20)
+   * - startDate: ISO date string (defaults to 30 days ago)
+   * - endDate: ISO date string (defaults to now)
+   *
+   * Returns events sorted by frequency with trend data
+   */
+  @Get('top-events')
+  @Middleware([requireAuth])
+  @CatchAsync
+  public async getTopEvents(req: Request, res: Response, _next: NextFunction) {
+    const auth = res.locals.auth as AuthResponse;
+    const limit = Math.min(parseInt(req.query.limit as string) || 5, 20);
+    const startDate = req.query.startDate ? new Date(req.query.startDate as string) : undefined;
+    const endDate = req.query.endDate ? new Date(req.query.endDate as string) : undefined;
+
+    const topEvents = await AnalyticsService.getTopEvents(auth.projectId, limit, startDate, endDate);
+
+    return res.status(200).json(topEvents);
+  }
 }