feat: implement automated Whiskybase ID discovery

src/services/discover-whiskybase.ts

@@ -0,0 +1,69 @@
+'use server';
+
+/**
+ * Service to discover a Whiskybase ID for a given bottle.
+ * Uses SerpApi to search Google and extracts the ID from the first result.
+ */
+export async function discoverWhiskybaseId(bottle: {
+    name: string;
+    distillery?: string;
+    abv?: number;
+    age?: number;
+}) {
+    const apiKey = process.env.SERPAPI_API_KEY;
+
+    if (!apiKey) {
+        return {
+            success: false,
+            error: 'SERPAPI_API_KEY ist nicht konfiguriert.'
+        };
+    }
+
+    try {
+        // Construct targeted search query
+        // site:whiskybase.com/whiskies/whisky ensures we only get product pages
+        const queryParts = [
+            'site:whiskybase.com/whiskies/whisky',
+            `"${bottle.distillery || ''}"`,
+            `"${bottle.name}"`,
+            bottle.abv ? `${bottle.abv}%` : '',
+            bottle.age ? `${bottle.age} year old` : ''
+        ].filter(Boolean);
+
+        const q = queryParts.join(' ');
+        const url = `https://serpapi.com/search.json?q=${encodeURIComponent(q)}&api_key=${apiKey}&engine=google&num=5`;
+
+        const response = await fetch(url);
+        const data = await response.json();
+
+        if (!data.organic_results || data.organic_results.length === 0) {
+            return { success: false, error: 'Keine Treffer auf Whiskybase gefunden.' };
+        }
+
+        // Try to find the first result that looks like a valid product page
+        // Pattern matches: https://www.whiskybase.com/whiskies/whisky/12345/name
+        const wbRegex = /\/whisky\/(\d+)\//;
+
+        for (const result of data.organic_results) {
+            const link = result.link;
+            const match = link.match(wbRegex);
+
+            if (match && match[1]) {
+                return {
+                    success: true,
+                    id: match[1],
+                    url: link,
+                    title: result.title
+                };
+            }
+        }
+
+        return { success: false, error: 'Konnte keine gültige Whiskybase-ID im Suchergebnis finden.' };
+    } catch (error) {
+        console.error('Whiskybase Discovery Error:', error);
+        return {
+            success: false,
+            error: 'Fehler bei der Suche auf Whiskybase.'
+        };
+    }
+}