W n8n

app/api/missions/route.ts

@@ -140,6 +140,19 @@ export async function POST(request: Request) {
       }, { status: 400 });
     }
 
+    // Verify that the creator exists
+    const creator = await prisma.user.findUnique({
+      where: { id: userId }
+    });
+
+    if (!creator) {
+      return NextResponse.json({ 
+        error: 'Invalid creator ID', 
+        details: 'The specified creator does not exist',
+        code: 'INVALID_CREATOR'
+      }, { status: 400 });
+    }
+
     // Check if mission with same name exists
     const existingMission = await prisma.mission.findFirst({
       where: { name: body.name }
@@ -208,10 +221,11 @@ export async function POST(request: Request) {
 
         return NextResponse.json(workflowResult);
       } catch (error) {
+        console.error('Error triggering n8n workflow:', error);
         return NextResponse.json(
           { 
             error: 'Failed to create mission resources', 
-            details: 'The mission creation process failed. Please try again later.',
+            details: error instanceof Error ? error.message : 'The mission creation process failed. Please try again later.',
             code: 'WORKFLOW_ERROR'
           },
           { status: 500 }
@@ -220,6 +234,7 @@ export async function POST(request: Request) {
     }
 
     // Create mission directly (n8n request)
+    try {
       const mission = await prisma.mission.create({
         data: {
           name: body.name,
@@ -283,6 +298,25 @@ export async function POST(request: Request) {
         message: 'Mission created successfully',
         mission
       });
+    } catch (error) {
+      console.error('Error creating mission:', error);
+      if (error instanceof Prisma.PrismaClientKnownRequestError) {
+        if (error.code === 'P2003') {
+          return NextResponse.json({ 
+            error: 'Invalid reference', 
+            details: 'One or more referenced users do not exist',
+            code: 'INVALID_REFERENCE'
+          }, { status: 400 });
+        }
+      }
+      return NextResponse.json(
+        { 
+          error: 'Failed to create mission', 
+          details: error instanceof Error ? error.message : String(error) 
+        },
+        { status: 500 }
+      );
+    }
   } catch (error) {
     console.error('Error creating mission:', error);
     return NextResponse.json(