chore: init monorepo snapshot

wolai-frontend/src/app/api/documents/stats/route.ts

@@ -0,0 +1,40 @@
+import { NextResponse } from "next/server";
+import { createSupabaseRouteClient } from "@/lib/supabase/server";
+import type { DocumentStats } from "@/types/page-options";
+
+interface StatsPayload {
+  documentId: string;
+  stats: DocumentStats;
+}
+
+export async function POST(request: Request) {
+  const supabase = await createSupabaseRouteClient();
+  const {
+    data: { session },
+  } = await supabase.auth.getSession();
+
+  if (!session) {
+    return NextResponse.json({ error: "未登录" }, { status: 401 });
+  }
+
+  const { documentId, stats }: StatsPayload = await request.json();
+  if (!documentId || !stats) {
+    return NextResponse.json({ error: "缺少参数" }, { status: 400 });
+  }
+
+  const { error } = await supabase
+    .from("documents")
+    .update({
+      word_count: stats.wordCount,
+      character_count: stats.characterCount,
+      block_count: stats.blockCount,
+    })
+    .eq("id", documentId)
+    .eq("user_id", session.user.id);
+
+  if (error) {
+    return NextResponse.json({ error: error.message }, { status: 500 });
+  }
+
+  return NextResponse.json({ ok: true });
+}