fix(categories): POST/PATCH/DELETE mit Fallback bei fehlendem Schema

src/app/api/tenant/categories/route.ts

@@ -79,13 +79,22 @@ export async function POST(req: NextRequest) {
     }
 
     // Check for duplicate name within tenant
+    try {
       const existing = await (prisma as any).tenantCategory.findFirst({
         where: { tenantId, name: { equals: name, mode: 'insensitive' } },
       })
       if (existing) {
         return NextResponse.json({ error: 'Kategorie existiert bereits' }, { status: 409 })
       }
+    } catch (dbErr: any) {
+      console.error('tenantCategory.findFirst failed:', dbErr)
+      if (dbErr?.message?.includes('tenant_categories') || dbErr?.code === 'P2021') {
+        return NextResponse.json({ error: 'Datenbank nicht bereit – Migration läuft möglicherweise noch' }, { status: 503 })
+      }
+      throw dbErr
+    }
 
+    try {
       const category = await (prisma as any).tenantCategory.create({
         data: {
           tenantId,
@@ -94,8 +103,14 @@ export async function POST(req: NextRequest) {
           icon: icon || null,
         },
       })
-
       return NextResponse.json({ category }, { status: 201 })
+    } catch (dbErr: any) {
+      console.error('tenantCategory.create failed:', dbErr)
+      if (dbErr?.message?.includes('tenant_categories') || dbErr?.code === 'P2021') {
+        return NextResponse.json({ error: 'Datenbank nicht bereit – Migration läuft möglicherweise noch' }, { status: 503 })
+      }
+      throw dbErr
+    }
   } catch (error) {
     console.error('Error creating tenant category:', error)
     return NextResponse.json({ error: 'Interner Fehler' }, { status: 500 })
@@ -126,6 +141,7 @@ export async function PATCH(req: NextRequest) {
 
     // If renaming, check for duplicates
     if (name) {
+      try {
         const existing = await (prisma as any).tenantCategory.findFirst({
           where: {
             tenantId,
@@ -136,8 +152,16 @@ export async function PATCH(req: NextRequest) {
         if (existing) {
           return NextResponse.json({ error: 'Kategorie existiert bereits' }, { status: 409 })
         }
+      } catch (dbErr: any) {
+        console.error('tenantCategory.findFirst failed:', dbErr)
+        if (dbErr?.message?.includes('tenant_categories') || dbErr?.code === 'P2021') {
+          return NextResponse.json({ error: 'Datenbank nicht bereit – Migration läuft möglicherweise noch' }, { status: 503 })
+        }
+        throw dbErr
+      }
     }
 
+    try {
       const category = await (prisma as any).tenantCategory.updateMany({
         where: { id, tenantId },
         data,
@@ -146,6 +170,13 @@ export async function PATCH(req: NextRequest) {
       if (category.count === 0) {
         return NextResponse.json({ error: 'Kategorie nicht gefunden' }, { status: 404 })
       }
+    } catch (dbErr: any) {
+      console.error('tenantCategory.updateMany failed:', dbErr)
+      if (dbErr?.message?.includes('tenant_categories') || dbErr?.code === 'P2021') {
+        return NextResponse.json({ error: 'Datenbank nicht bereit – Migration läuft möglicherweise noch' }, { status: 503 })
+      }
+      throw dbErr
+    }
 
     return NextResponse.json({ success: true })
   } catch (error) {
@@ -172,6 +203,7 @@ export async function DELETE(req: NextRequest) {
     if (!id) return NextResponse.json({ error: 'id erforderlich' }, { status: 400 })
 
     // Check if category has symbols
+    try {
       const symbolCount = await (prisma as any).tenantSymbol.count({
         where: { categoryId: id, tenantId },
       })
@@ -181,10 +213,26 @@ export async function DELETE(req: NextRequest) {
           { status: 409 }
         )
       }
+    } catch (dbErr: any) {
+      console.error('tenantSymbol.count failed:', dbErr)
+      if (dbErr?.message?.includes('tenant_symbols') || dbErr?.code === 'P2021') {
+        // Skip check if table doesn't exist
+      } else {
+        throw dbErr
+      }
+    }
 
+    try {
       await (prisma as any).tenantCategory.deleteMany({
         where: { id, tenantId },
       })
+    } catch (dbErr: any) {
+      console.error('tenantCategory.deleteMany failed:', dbErr)
+      if (dbErr?.message?.includes('tenant_categories') || dbErr?.code === 'P2021') {
+        return NextResponse.json({ error: 'Datenbank nicht bereit – Migration läuft möglicherweise noch' }, { status: 503 })
+      }
+      throw dbErr
+    }
 
     return NextResponse.json({ success: true })
   } catch (error) {