chat

listify-api/src/assistant/assistant.service.spec.ts

@@ -114,6 +114,92 @@ describe('AssistantService', () => {
     );
   });
 
+  it('adds a normalized list context system message when context is present', async () => {
+    const providerResponse = {
+      choices: [
+        {
+          message: {
+            content: 'Ich nutze diese Liste.',
+          },
+        },
+      ],
+    };
+    mockMistralResponse(providerResponse);
+
+    await service.chat('user-1', {
+      messages: [{ role: 'user', content: 'Fuege hier Brot hinzu' }],
+      context: {
+        page: 'list_detail',
+        route: '/lists/list-1',
+        list: {
+          id: 'list-1',
+          ownerId: 'user-1',
+          ownerName: 'Ada',
+          ownerEmail: 'ada@example.com',
+          accessRole: 'owner',
+          name: 'Einkauf',
+          description: 'Wochenende',
+          kind: 'shopping',
+          items: [
+            {
+              id: 'item-1',
+              title: 'Milch',
+              notes: '1,5 Prozent',
+              quantity: 2,
+              required: true,
+              checked: false,
+              checkedByUserId: 'user-2',
+              checkedByName: 'Grace',
+              position: 0,
+              createdAt: '2026-06-12T00:00:00.000Z',
+              updatedAt: '2026-06-12T00:00:00.000Z',
+            },
+          ],
+          collaborators: [
+            {
+              id: 'user-2',
+              email: 'grace@example.com',
+              role: 'collaborator',
+            },
+          ],
+          createdAt: '2026-06-12T00:00:00.000Z',
+          updatedAt: '2026-06-12T00:00:00.000Z',
+        },
+      },
+    });
+
+    const payload = getMistralRequestPayload();
+    const contextMessage = payload.messages.at(-2);
+    const contextContent = contextMessage?.content ?? '';
+
+    expect(contextMessage).toEqual(
+      expect.objectContaining({
+        role: 'system',
+        content: expect.stringContaining('Aktueller Listify-Kontext:'),
+      }),
+    );
+    expect(contextContent).toContain(
+      'Der User befindet sich auf einer Listendetailseite.',
+    );
+    expect(contextContent).toContain('Route: /lists/list-1');
+    expect(contextContent).toContain(
+      'Offene Liste: Einkauf (ID: list-1, Typ: shopping)',
+    );
+    expect(contextContent).toContain(
+      '- Milch (ID: item-1, Menge: 2, Pflicht: ja, Erledigt: nein, Notizen: 1,5 Prozent)',
+    );
+    expect(contextContent).toContain(
+      'bezieht sich das auf die Liste mit ID list-1.',
+    );
+    expect(contextContent).not.toContain('ada@example.com');
+    expect(contextContent).not.toContain('grace@example.com');
+    expect(contextContent).not.toContain('checkedByUserId');
+    expect(payload.messages.at(-1)).toEqual({
+      role: 'system',
+      content: 'benutze immer den listify connector',
+    });
+  });
+
   it('logs full failed provider responses before throwing', async () => {
     const providerResponse = {
       message: 'connector failed',
@@ -263,3 +349,18 @@ function mockMistralResponse(
     text: async () => JSON.stringify(response),
   } as Response);
 }
+
+function getMistralRequestPayload(): {
+  messages: Array<{ role: string; content: string }>;
+} {
+  const [, init] = jest.mocked(global.fetch).mock.calls.at(-1) ?? [];
+  const body = init?.body;
+
+  if (typeof body !== 'string') {
+    throw new Error('Expected Mistral request body to be JSON.');
+  }
+
+  return JSON.parse(body) as {
+    messages: Array<{ role: string; content: string }>;
+  };
+}