import { queryOne, query } from "../../../../lib/db";
import { getServerSession } from "next-auth/next";
import { authOptions } from "../../auth/[...nextauth]/route";

export async function GET(request, { params }) {
  const session = await getServerSession(authOptions);

  if (!session) {
    return new Response(JSON.stringify({ error: "Unauthorized" }), {
      status: 401,
    });
  }

  try {
    const teamId = parseInt(params.teamId, 10);
    if (isNaN(teamId)) {
      return new Response(JSON.stringify({ error: "Invalid team ID" }), {
        status: 400,
      });
    }

    const team = await queryOne(
      "SELECT id, name, code FROM teams WHERE id = ?",
      [teamId]
    );

    if (!team) {
      return new Response(JSON.stringify({ error: "Team not found" }), {
        status: 404,
      });
    }

    const members = await query(
      "SELECT id, username FROM users WHERE team_id = ?",
      [teamId]
    );

    return new Response(JSON.stringify({ team, members }), { status: 200 });
  } catch (error) {
    console.error("Team fetch error:", error);
    return new Response(
      JSON.stringify({ error: "Failed to fetch team details" }),
      { status: 500 }
    );
  }
}