Refactor event handling and user management: Replace direct database calls with service layer methods for events, user profiles, and preferences, enhancing code organization and maintainability. Update API routes to utilize new services for event registration, feedback, and user statistics, ensuring a consistent approach across the application.

app/api/feedback/[eventId]/route.ts

@@ -1,6 +1,10 @@
 import { NextResponse } from "next/server";
 import { auth } from "@/lib/auth";
-import { prisma } from "@/lib/prisma";
+import { eventFeedbackService } from "@/services/events/event-feedback.service";
+import {
+  ValidationError,
+  NotFoundError,
+} from "@/services/errors";
 
 export async function POST(
   request: Request,
@@ -16,49 +20,23 @@ export async function POST(
     const body = await request.json();
     const { rating, comment } = body;
 
-    // Valider la note (1-5)
-    if (!rating || rating < 1 || rating > 5) {
-      return NextResponse.json(
-        { error: "La note doit être entre 1 et 5" },
-        { status: 400 }
-      );
-    }
-
-    // Vérifier que l'événement existe
-    const event = await prisma.event.findUnique({
-      where: { id: eventId },
-    });
-
-    if (!event) {
-      return NextResponse.json(
-        { error: "Événement introuvable" },
-        { status: 404 }
-      );
-    }
-
-    // Créer ou mettre à jour le feedback (unique par utilisateur/événement)
-    const feedback = await prisma.eventFeedback.upsert({
-      where: {
-        userId_eventId: {
-          userId: session.user.id,
-          eventId,
-        },
-      },
-      update: {
-        rating,
-        comment: comment || null,
-      },
-      create: {
-        userId: session.user.id,
-        eventId,
-        rating,
-        comment: comment || null,
-      },
-    });
+    const feedback = await eventFeedbackService.validateAndCreateFeedback(
+      session.user.id,
+      eventId,
+      { rating, comment }
+    );
 
     return NextResponse.json({ success: true, feedback });
   } catch (error) {
     console.error("Error saving feedback:", error);
+    
+    if (error instanceof ValidationError) {
+      return NextResponse.json({ error: error.message }, { status: 400 });
+    }
+    if (error instanceof NotFoundError) {
+      return NextResponse.json({ error: error.message }, { status: 404 });
+    }
+    
     return NextResponse.json(
       { error: "Erreur lors de l'enregistrement du feedback" },
       { status: 500 }
@@ -79,23 +57,10 @@ export async function GET(
     const { eventId } = await params;
 
     // Récupérer le feedback de l'utilisateur pour cet événement
-    const feedback = await prisma.eventFeedback.findUnique({
-      where: {
-        userId_eventId: {
-          userId: session.user.id,
-          eventId,
-        },
-      },
-      include: {
-        event: {
-          select: {
-            id: true,
-            name: true,
-            date: true,
-          },
-        },
-      },
-    });
+    const feedback = await eventFeedbackService.getUserFeedback(
+      session.user.id,
+      eventId
+    );
 
     return NextResponse.json({ feedback });
   } catch (error) {