reduce bounce rate

site/scripts/fetch-content.ts

@@ -37,6 +37,41 @@ function dedupe(items: ContentItem[]): ContentItem[] {
   return out;
 }
 
+function normalizeSpotifyEpisodeUrl(value: string): string | undefined {
+  const v = (value || "").trim();
+  if (!v) return undefined;
+
+  if (v.startsWith("https://open.spotify.com/episode/")) return v;
+  if (v.startsWith("https://open.spotify.com/embed/episode/")) {
+    return v.replace("/embed/episode/", "/episode/");
+  }
+
+  if (v.startsWith("spotify:episode:")) {
+    const id = v.split(":")[2];
+    if (!id) return undefined;
+    return `https://open.spotify.com/episode/${id}`;
+  }
+
+  if (/^[A-Za-z0-9]{10,30}$/.test(v)) {
+    return `https://open.spotify.com/episode/${v}`;
+  }
+
+  return undefined;
+}
+
+async function readPodcastSpotifyOverrideMap(logFn: (msg: string) => void) {
+  const mapPath = path.join(process.cwd(), "content", "podcast-spotify-map.json");
+  try {
+    const raw = await fs.readFile(mapPath, "utf8");
+    const parsed = JSON.parse(raw) as Record<string, string>;
+    if (!parsed || typeof parsed !== "object") return undefined;
+    return parsed;
+  } catch {
+    logFn("Podcast: spotify override map not found (content/podcast-spotify-map.json)");
+    return undefined;
+  }
+}
+
 async function main() {
   const cfg = getIngestConfigFromEnv(process.env);
   const generatedAt = new Date().toISOString();
@@ -101,6 +136,23 @@ async function main() {
       );
       log(`Podcast: RSS ${cached ? "cache" : "live"} (${items.length} items)`);
       log(`Podcast: RSS ok (${items.length} items)`);
+
+      const overrideMap = await readPodcastSpotifyOverrideMap(log);
+      if (overrideMap) {
+        let overridden = 0;
+        for (const it of items) {
+          if (it.source !== "podcast") continue;
+          const mapped = overrideMap[it.id] || overrideMap[it.url];
+          const nextUrl = mapped ? normalizeSpotifyEpisodeUrl(mapped) : undefined;
+          if (!nextUrl) continue;
+          it.url = nextUrl;
+          overridden++;
+        }
+        if (overridden > 0) {
+          log(`Podcast: applied Spotify URL overrides (${overridden} items)`);
+        }
+      }
+
       all.push(...items);
     } catch (e) {
       log(`Podcast: RSS failed (${String(e)})`);