import { NextResponse } from "next/server";
import { createSupabaseRouteClient } from "@/lib/supabase/server";
import { isConvexEnabled } from "@/lib/convex/enabled";
import { getConvexHttpClient } from "@/lib/convex/server";
import { api } from "@/lib/convex/api";
import { requireAuthContext } from "@/lib/auth/authContext";

interface RenamePayload {
  documentId: string;
  title: string;
}

export async function POST(request: Request) {
  if (isConvexEnabled()) {
    const auth = requireAuthContext();
    const { documentId, title }: RenamePayload = await request.json();
    const client = getConvexHttpClient();
    await client.mutation(api.documents.updateTitle, {
      userId: auth.userId,
      id: documentId,
      title,
    });
    return NextResponse.json({ ok: true });
  }

  const supabase = await createSupabaseRouteClient();
  const {
    data: { session },
  } = await supabase.auth.getSession();

  if (!session) {
    return NextResponse.json({ error: "未登录" }, { status: 401 });
  }

  const { documentId, title }: RenamePayload = await request.json();

  const { error } = await supabase
    .from("documents")
    .update({ title })
    .eq("id", documentId)
    .eq("user_id", session.user.id);

  if (error) {
    return NextResponse.json({ error: error.message }, { status: 400 });
  }

  return NextResponse.json({ ok: true });
}