import { NextRequest, NextResponse } from "next/server";
import { getSalonApi } from "@/app/lib/salonApi";
import { COOKIE_NAME } from "@/app/lib/auth-cookie";

function getUserIdFromCookie(request: NextRequest): string | null {
  const cookie = request.cookies.get(COOKIE_NAME)?.value;
  if (!cookie) return null;
  try {
    const payload = JSON.parse(Buffer.from(cookie, "base64url").toString("utf-8"));
    return payload?.userId ?? null;
  } catch {
    return null;
  }
}

export async function GET(request: NextRequest) {
  const userId = getUserIdFromCookie(request);
  if (!userId) {
    return NextResponse.json({ hasRecord: false, isComplete: false });
  }

  try {
    const { status, data } = await getSalonApi(
      request,
      `/api/salon/join/status?user_id=${encodeURIComponent(userId)}`
    );
    if (status !== 200) {
      return NextResponse.json({ hasRecord: false, isComplete: false });
    }
    const payload = typeof data === "object" && data !== null ? (data as Record<string, unknown>) : {};
    return NextResponse.json({
      hasRecord: !!payload.hasRecord,
      isComplete: !!payload.isComplete,
    });
  } catch {
    return NextResponse.json({ hasRecord: false, isComplete: false });
  }
}