feat: implement Save & Taste flow in CameraCapture

package.json

@@ -6,7 +6,9 @@
     "dev": "next dev",
     "build": "next build",
     "start": "next start",
-    "lint": "next lint"
+    "lint": "next lint",
+    "test:unit": "vitest run",
+    "test:e2e": "playwright test"
   },
   "dependencies": {
     "@google/generative-ai": "^0.24.1",
@@ -34,4 +36,4 @@
     "tailwindcss": "^3.3.0",
     "typescript": "^5"
   }
-}
+}

playwright.config.ts

@@ -0,0 +1,41 @@
+import { defineConfig, devices } from '@playwright/test';
+
+/**
+ * See https://playwright.dev/docs/test-configuration.
+ */
+export default defineConfig({
+    testDir: './tests/e2e',
+    /* Run tests in files in parallel */
+    fullyParallel: true,
+    /* Fail the build on CI if you accidentally left test.only in the source code. */
+    forbidOnly: !!process.env.CI,
+    /* Retry on CI only */
+    retries: process.env.CI ? 2 : 0,
+    /* Opt out of parallel tests on CI. */
+    workers: process.env.CI ? 1 : undefined,
+    /* Reporter to use. See https://playwright.dev/docs/test-reporters */
+    reporter: 'html',
+    /* Shared settings for all the projects below. See https://playwright.dev/docs/api/class-testoptions. */
+    use: {
+        /* Base URL to use in actions like `await page.goto('/')`. */
+        baseURL: 'http://localhost:3000',
+
+        /* Collect trace when retrying the failed test. See https://playwright.dev/docs/trace-viewer */
+        trace: 'on-first-retry',
+    },
+
+    /* Configure projects for major browsers */
+    projects: [
+        {
+            name: 'chromium',
+            use: { ...devices['Desktop Chrome'] },
+        },
+    ],
+
+    /* Run your local dev server before starting the tests */
+    webServer: {
+        command: 'npm run dev',
+        url: 'http://localhost:3000',
+        reuseExistingServer: !process.env.CI,
+    },
+});

src/components/CameraCapture.tsx

@@ -1,17 +1,8 @@
 'use client';
 
 import React, { useRef, useState } from 'react';
-import { Camera, Upload, CheckCircle2, AlertCircle, Sparkles, ExternalLink } from 'lucide-react';
-import { createClientComponentClient } from '@supabase/auth-helpers-nextjs';
-import { analyzeBottle } from '@/services/analyze-bottle';
-import { saveBottle } from '@/services/save-bottle';
-import { BottleMetadata } from '@/types/whisky';
-import { savePendingBottle } from '@/lib/offline-db';
-import { v4 as uuidv4 } from 'uuid';
-import { findMatchingBottle } from '@/services/find-matching-bottle';
-import Link from 'next/link';
-
-// ... (skipping to line 192 in the actual file, index adjust needed)
+import { ChevronRight } from 'lucide-react';
+import { useRouter, useSearchParams } from 'next/navigation';
 
 interface CameraCaptureProps {
     onImageCaptured?: (base64Image: string) => void;
@@ -21,6 +12,10 @@ interface CameraCaptureProps {
 
 export default function CameraCapture({ onImageCaptured, onAnalysisComplete, onSaveComplete }: CameraCaptureProps) {
     const supabase = createClientComponentClient();
+    const router = useRouter();
+    const searchParams = useSearchParams();
+    const sessionId = searchParams.get('session_id');
+
     const fileInputRef = useRef<HTMLInputElement>(null);
     const [isProcessing, setIsProcessing] = useState(false);
     const [isSaving, setIsSaving] = useState(false);
@@ -29,6 +24,7 @@ export default function CameraCapture({ onImageCaptured, onAnalysisComplete, onS
     const [analysisResult, setAnalysisResult] = useState<BottleMetadata | null>(null);
     const [isQueued, setIsQueued] = useState(false);
     const [matchingBottle, setMatchingBottle] = useState<{ id: string; name: string } | null>(null);
+    const [lastSavedId, setLastSavedId] = useState<string | null>(null);
 
     const handleCapture = async (event: React.ChangeEvent<HTMLInputElement>) => {
         const file = event.target.files?.[0];
@@ -100,11 +96,9 @@ export default function CameraCapture({ onImageCaptured, onAnalysisComplete, onS
 
             const response = await saveBottle(analysisResult, previewUrl, user.id);
 
-            if (response.success) {
-                setPreviewUrl(null);
-                setAnalysisResult(null);
+            if (response.success && response.data) {
+                setLastSavedId(response.data.id);
                 if (onSaveComplete) onSaveComplete();
-                // Optionale Erfolgsmeldung oder Redirect
             } else {
                 setError(response.error || 'Speichern fehlgeschlagen.');
             }
@@ -190,9 +184,38 @@ export default function CameraCapture({ onImageCaptured, onAnalysisComplete, onS
                 className="hidden"
             />
 
-            {matchingBottle ? (
+            {lastSavedId ? (
+                <div className="flex flex-col gap-3 w-full animate-in zoom-in-95 duration-300">
+                    <div className="flex items-center gap-2 text-green-600 font-bold justify-center p-2">
+                        <CheckCircle2 size={24} className="text-green-500" />
+                        Erfolgreich gespeichert!
+                    </div>
+
+                    <button
+                        onClick={() => {
+                            const url = `/bottles/${lastSavedId}${sessionId ? `?session_id=${sessionId}` : ''}`;
+                            router.push(url);
+                        }}
+                        className="w-full py-4 px-6 bg-zinc-900 dark:bg-zinc-100 text-white dark:text-zinc-900 rounded-2xl font-black uppercase tracking-widest flex items-center justify-center gap-2 hover:bg-zinc-800 dark:hover:bg-white transition-all shadow-xl"
+                    >
+                        Jetzt verkosten
+                        <ChevronRight size={20} />
+                    </button>
+
+                    <button
+                        onClick={() => {
+                            setPreviewUrl(null);
+                            setAnalysisResult(null);
+                            setLastSavedId(null);
+                        }}
+                        className="w-full py-3 px-6 text-zinc-500 hover:text-zinc-800 dark:hover:text-zinc-200 font-bold transition-colors"
+                    >
+                        Später (Zurück zur Liste)
+                    </button>
+                </div>
+            ) : matchingBottle ? (
                 <Link
-                    href={`/bottles/${matchingBottle.id}`}
+                    href={`/bottles/${matchingBottle.id}${sessionId ? `?session_id=${sessionId}` : ''}`}
                     className="w-full py-4 px-6 bg-amber-600 hover:bg-amber-700 text-white rounded-xl font-semibold flex items-center justify-center gap-2 transition-all active:scale-[0.98] shadow-lg shadow-amber-600/20"
                 >
                     <ExternalLink size={20} />

src/services/__tests__/save-tasting.test.ts

@@ -0,0 +1,83 @@
+import { describe, it, expect, vi, beforeEach } from 'vitest';
+import { saveTasting } from '../save-tasting';
+import { createServerActionClient } from '@supabase/auth-helpers-nextjs';
+
+// Mock Supabase
+vi.mock('@supabase/auth-helpers-nextjs', () => ({
+    createServerActionClient: vi.fn(),
+}));
+
+// Mock next/headers
+vi.mock('next/headers', () => ({
+    cookies: vi.fn(),
+}));
+
+// Mock next/cache
+vi.mock('next/cache', () => ({
+    revalidatePath: vi.fn(),
+}));
+
+describe('saveTasting', () => {
+    const mockInsert = vi.fn();
+    const mockSelect = vi.fn();
+    const mockSingle = vi.fn();
+    const mockGetSession = vi.fn();
+
+    beforeEach(() => {
+        vi.clearAllMocks();
+
+        const mockSupabase = {
+            auth: {
+                getSession: mockGetSession,
+            },
+            from: vi.fn().mockReturnValue({
+                insert: mockInsert,
+                select: mockSelect,
+                eq: vi.fn(),
+            }),
+        };
+
+        mockInsert.mockReturnValue({ select: mockSelect });
+        mockSelect.mockReturnValue({ single: mockSingle });
+
+        (createServerActionClient as any).mockReturnValue(mockSupabase);
+    });
+
+    it('should save a tasting note and tags', async () => {
+        mockGetSession.mockResolvedValue({
+            data: { session: { user: { id: 'user-123' } } },
+        });
+
+        mockSingle.mockResolvedValue({
+            data: { id: 'tasting-456' },
+            error: null,
+        });
+
+        // Mock the second insert for tags
+        const mockTagInsert = vi.fn().mockResolvedValue({ error: null });
+        (createServerActionClient({ cookies: {} as any }).from as any).mockImplementation((table: string) => {
+            if (table === 'tastings') {
+                return { insert: mockInsert, select: mockSelect };
+            }
+            return { insert: mockTagInsert };
+        });
+
+        const result = await saveTasting({
+            bottle_id: 'bottle-789',
+            rating: 90,
+            buddy_ids: ['buddy-1', 'buddy-2'],
+        });
+
+        expect(result.success).toBe(true);
+        expect(mockInsert).toHaveBeenCalledWith(expect.objectContaining({
+            bottle_id: 'bottle-789',
+            rating: 90,
+        }));
+
+        // Check tags were inserted with user_id (the fix for recursion)
+        expect(mockTagInsert).toHaveBeenCalledWith(expect.arrayContaining([
+            expect.objectContaining({ buddy_id: 'buddy-1', user_id: 'user-123' }),
+            expect.objectContaining({ buddy_id: 'buddy-2', user_id: 'user-123' }),
+        ]));
+    });
+});

src/tests/setup.ts

@@ -0,0 +1,10 @@
+import '@testing-library/jest-dom';
+import { expect, afterEach } from 'vitest';
+import { cleanup } from '@testing-library/react';
+import * as matchers from '@testing-library/jest-dom/matchers';
+
+expect.extend(matchers);
+
+afterEach(() => {
+    cleanup();
+});

tests/e2e/auth.test.ts

@@ -0,0 +1,15 @@
+import { test, expect } from '@playwright/test';
+
+test.describe('Authentication', () => {
+    test('should show error on invalid login', async ({ page }) => {
+        await page.goto('/');
+
+        await page.getByPlaceholder('name@beispiel.de').fill('wrong@example.com');
+        await page.getByPlaceholder('••••••••').fill('wrongpassword');
+        await page.getByRole('button', { name: 'Einloggen' }).click();
+
+        // Expect error message
+        // Note: This content depends on Supabase error message
+        await expect(page.locator('div:has-text("Invalid login credentials")')).toBeVisible();
+    });
+});

tests/e2e/collection.test.ts

@@ -0,0 +1,22 @@
+import { test, expect } from '@playwright/test';
+
+test.describe('Collection View', () => {
+    test('should show empty state message if no bottles found', async ({ page }) => {
+        // This test assumes a clean or specific state. 
+        // In a real environment, we'd use a test user with 0 bottles.
+        await page.goto('/');
+
+        // If we can't control the user, we at least check that we don't see the technical error message
+        const errorBox = page.locator('text=Hoppla');
+        await expect(errorBox).not.toBeVisible();
+
+        // Check for either the grid or the empty state message
+        const emptyMessage = page.locator('text=Noch keine Flaschen im Vault');
+        const bottleGrid = page.locator('.grid');
+
+        const isGridVisible = await bottleGrid.isVisible();
+        if (!isGridVisible) {
+            await expect(emptyMessage).toBeVisible();
+        }
+    });
+});

tests/e2e/landing.test.ts

@@ -0,0 +1,12 @@
+import { test, expect } from '@playwright/test';
+
+test('has title and login form', async ({ page }) => {
+    await page.goto('/');
+
+    // Expect a title "to contain" a substring.
+    await expect(page.locator('h1')).toContainText('WHISKYVAULT');
+
+    // Expect login form to be visible
+    await expect(page.getByPlaceholder('name@beispiel.de')).toBeVisible();
+    await expect(page.getByRole('button', { name: 'Einloggen' })).toBeVisible();
+});

vitest.config.ts

@@ -0,0 +1,17 @@
+import { defineConfig } from 'vitest/config';
+import react from '@vitejs/plugin-react';
+import path from 'path';
+
+export default defineConfig({
+    plugins: [react()],
+    test: {
+        environment: 'jsdom',
+        globals: true,
+        setupFiles: ['./src/tests/setup.ts'],
+    },
+    resolve: {
+        alias: {
+            '@': path.resolve(__dirname, './src'),
+        },
+    },
+});