Updates

backend/routes/recipes.ts

@@ -0,0 +1,117 @@
+/// <reference path="../types.d.ts" />
+import { Router, Request, Response } from 'express';
+import {
+  getAllRecipes, getRecipeById, createRecipe,
+  updateRecipe, deleteRecipe, getCategories, getDb
+} from '../db.js';
+import { getTikTokData } from '../services/tiktok.js';
+import { isAiAvailable, extractRecipe } from '../services/ai.js';
+import { trackEvent } from '../analytics-db.js';
+
+const router = Router();
+
+router.get('/', (req: Request, res: Response) => {
+  const { search, category, user_id } = req.query as { search?: string; category?: string; user_id?: string };
+  const recipes = getAllRecipes(search, category, user_id);
+  res.json(recipes.map(r => ({
+    ...r,
+    ingredients: JSON.parse(r.ingredients || '[]'),
+    steps: JSON.parse(r.steps || '[]'),
+  })));
+});
+
+router.get('/categories', (req: Request, res: Response) => {
+  res.json(getCategories());
+});
+
+router.get('/authors', (req: Request, res: Response) => {
+  const db = getDb();
+  const recipes = db.prepare('SELECT DISTINCT user_id FROM recipes WHERE user_id IS NOT NULL').all() as { user_id: number }[];
+  const authorIds = recipes.map(r => r.user_id);
+
+  const authors = authorIds.map(id => {
+    const user = db.prepare('SELECT id, username FROM users WHERE id = ?').get(id) as { id: number; username: string } | undefined;
+    return { id, username: user ? user.username : `User #${id}` };
+  }).sort((a, b) => a.username.localeCompare(b.username));
+
+  res.json(authors);
+});
+
+router.get('/ai-status', async (req: Request, res: Response) => {
+  const available = await isAiAvailable();
+  res.json({ ai: available });
+});
+
+router.get('/:id', (req: Request, res: Response) => {
+  const recipe = getRecipeById(req.params.id as string);
+  if (!recipe) return res.status(404).json({ error: 'Rezept nicht gefunden' });
+  res.json({
+    ...recipe,
+    ingredients: JSON.parse(recipe.ingredients || '[]'),
+    steps: JSON.parse(recipe.steps || '[]'),
+  });
+});
+
+router.post('/', (req: Request, res: Response) => {
+  const recipe = createRecipe(req.body);
+  const userId = req.body.user_id || null;
+  trackEvent('recipe_created', userId, { recipe_id: recipe.id, recipe_name: recipe.name });
+  res.status(201).json(recipe);
+});
+
+router.put('/:id', (req: Request, res: Response) => {
+  const existing = getRecipeById(req.params.id as string);
+  if (!existing) return res.status(404).json({ error: 'Rezept nicht gefunden' });
+  const updated = updateRecipe(req.params.id as string, req.body);
+  trackEvent('recipe_updated', req.body.user_id || null, { recipe_id: Number(req.params.id), recipe_name: updated?.name });
+  res.json(updated);
+});
+
+router.delete('/:id', (req: Request, res: Response) => {
+  const existing = getRecipeById(req.params.id as string);
+  if (!existing) return res.status(404).json({ error: 'Rezept nicht gefunden' });
+  deleteRecipe(req.params.id as string);
+  trackEvent('recipe_deleted', null, { recipe_id: Number(req.params.id) });
+  res.json({ success: true });
+});
+
+router.post('/from-tiktok', async (req: Request, res: Response) => {
+  try {
+    const { url } = req.body;
+    if (!url) return res.status(400).json({ error: 'URL erforderlich' });
+
+    const tiktokData = await getTikTokData(url);
+
+    const aiAvailable = await isAiAvailable();
+    let extracted = null;
+    let aiStatus = aiAvailable ? 'available' : 'unavailable';
+
+    let aiMessage = '';
+    if (aiAvailable && tiktokData.title) {
+      try {
+        extracted = await extractRecipe(tiktokData.title);
+        aiStatus = 'success';
+      } catch (e: any) {
+        console.error('KI Extraktion fehlgeschlagen:', e.message);
+        aiStatus = 'error';
+        aiMessage = e.message;
+      }
+    } else if (!aiAvailable) {
+      aiMessage = 'KI-Service nicht erreichbar';
+    } else if (!tiktokData.title) {
+      aiMessage = 'Kein Titel im Video gefunden';
+    }
+
+    res.json({
+      tiktok: tiktokData,
+      ai: aiAvailable,
+      aiStatus,
+      aiMessage,
+      extracted,
+    });
+  } catch (error: any) {
+    res.status(500).json({ error: error.message });
+  }
+});
+
+export default router;