huge update

app/api/projects/[id]/route.ts

@@ -1,5 +1,6 @@
 import { NextRequest, NextResponse } from 'next/server';
 import { prisma } from '@/lib/prisma';
+import { apiCache } from '@/lib/cache';
 
 export async function GET(
   request: NextRequest,
@@ -35,20 +36,41 @@ export async function PUT(
   { params }: { params: Promise<{ id: string }> }
 ) {
   try {
+    // Check if this is an admin request
+    const isAdminRequest = request.headers.get('x-admin-request') === 'true';
+    if (!isAdminRequest) {
+      return NextResponse.json(
+        { error: 'Admin access required' },
+        { status: 403 }
+      );
+    }
+
     const { id: idParam } = await params;
     const id = parseInt(idParam);
     const data = await request.json();
     
+    // Remove difficulty field if it exists (since we're removing it)
+    const { difficulty, ...projectData } = data;
+    
     const project = await prisma.project.update({
       where: { id },
-      data: { ...data, updatedAt: new Date() }
+      data: { 
+        ...projectData, 
+        updatedAt: new Date(),
+        // Keep existing difficulty if not provided
+        ...(difficulty ? { difficulty } : {})
+      }
     });
 
+    // Invalidate cache after successful update
+    await apiCache.invalidateProject(id);
+    await apiCache.invalidateAll();
+
     return NextResponse.json(project);
   } catch (error) {
     console.error('Error updating project:', error);
     return NextResponse.json(
-      { error: 'Failed to update project' },
+      { error: 'Failed to update project', details: error instanceof Error ? error.message : 'Unknown error' },
       { status: 500 }
     );
   }
@@ -66,6 +88,10 @@ export async function DELETE(
       where: { id }
     });
 
+    // Invalidate cache after successful deletion
+    await apiCache.invalidateProject(id);
+    await apiCache.invalidateAll();
+
     return NextResponse.json({ success: true });
   } catch (error) {
     console.error('Error deleting project:', error);