Initial open-source self-hosted Songs2YT edition

components/RecentYouTubeLimitAlert.tsx

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+"use client";
+
+import { useEffect, useState } from "react";
+import { isYouTubeUploadLimitError } from "@/lib/youtube/errors";
+import { YouTubeLimitBanner } from "./YouTubeLimitBanner";
+
+/** Shows a dashboard alert when a recent job hit YouTube's upload limit. */
+export function RecentYouTubeLimitAlert() {
+  const [show, setShow] = useState(false);
+
+  useEffect(() => {
+    let active = true;
+
+    fetch("/api/jobs?limit=10")
+      .then(async (res) => {
+        if (!res.ok) return;
+        const data = await res.json();
+        const hit = (data.jobs ?? []).some((job: { items?: Array<{ status: string; error?: string | null }> }) =>
+          (job.items ?? []).some(
+            (item) => item.status === "FAILED" && item.error && isYouTubeUploadLimitError(item.error),
+          ),
+        );
+        if (active) setShow(hit);
+      })
+      .catch(() => {});
+
+    return () => {
+      active = false;
+    };
+  }, []);
+
+  if (!show) return null;
+  return <YouTubeLimitBanner className="mb-6" />;
+}