v3: eigener Scraper (OBI live verifiziert) statt braucheklima-Daten; Elektromärkte (MediaMarkt/Saturn/expert/Euronics)+Amazon; Startseite reframed 'wo gibt es Klimageräte'; SaaS-Design; Monitor any-AC + Modell-Filter

2026-06-28 06:35:38 +00:00
parent 67f25ffd10
commit 61c7542dc3
17 changed files with 394 additions and 389 deletions
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+// Kühlfinder-Scraper-Runner. Läuft als Coolify Scheduled Task (z.B. alle 30 Min).
+// Holt aktuelle Bestände direkt von den Händlern, schreibt availability.json +
+// hängt Restock-Events an history.json (Basis für die Prognose).
+import { readFile, writeFile } from 'node:fs/promises';
+import * as obi from './adapters/obi.mjs';
+
+const ADAPTERS = [obi /*, toom, bauhaus, hornbach, mediamarkt, saturn, expert, euronics, amazon */];
+const OUT = new URL('../public/data/', import.meta.url);
+
+async function loadJson(name, fallback) {
+  try { return JSON.parse(await readFile(new URL(name, OUT))); } catch { return fallback; }
+}
+
+async function main() {
+  const stores = await loadJson('stores.json', []);
+  const prev = await loadJson('availability.json', { offers: [] });
+  const prevMap = new Map(prev.offers.map(o => [o.storeId + '|' + o.productId, o]));
+  const history = await loadJson('history.json', { events: [] });
+
+  const offers = [];
+  for (const ad of ADAPTERS) {
+    for (const productId of Object.keys(ad.products || {})) {
+      // Online-/Default-Markt-Check (Per-Markt-Loop sobald marketId-Mapping steht)
+      try {
+        const r = await ad.fetchProduct(productId, {});
+        if (r) {
+          offers.push(r);
+          const key = (r.marketId || ad.meta.id) + '|' + productId;
+          const before = prevMap.get(key);
+          // Restock-Event: war nicht verfügbar -> jetzt verfügbar
+          if (before && before.availability === 'out_of_stock' && r.availability !== 'out_of_stock') {
+            history.events.push({ storeId: r.marketId || ad.meta.id, productId, chain: ad.meta.name, at: r.checkedAt });
+          }
+        }
+      } catch (e) { console.error(ad.meta.id, productId, e.message); }
+      await new Promise(r => setTimeout(r, 800 + Math.random() * 1200)); // höflich: Jitter
+    }
+  }
+  const snapshot = { generatedAt: new Date().toISOString(), source: 'kuehlfinder-scraper', offers };
+  await writeFile(new URL('availability.json', OUT), JSON.stringify(snapshot));
+  await writeFile(new URL('history.json', OUT), JSON.stringify(history));
+  console.log('scraped offers:', offers.length, 'history events:', history.events.length);
+}
+main();