// app/api/teams/[teamId]/route.js
import { queryOne } from "../../../../lib/db";
import { getServerSession } from "next-auth/next";
import { authOptions } from "../../../api/auth/[...nextauth]/route";

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

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

  try {
    const { teamId } = await context.params; // Await the params

    // Convert teamId to number for proper comparison
    const requestedTeamId = parseInt(teamId, 10);
    const userTeamId = parseInt(session.user.teamId, 10);

    // Log for debugging
    console.log("Requested team:", requestedTeamId);
    console.log("User team:", userTeamId);
    console.log("User role:", session.user.role);

    // Ensure the user is requesting their own team or is an admin
    if (userTeamId !== requestedTeamId && session.user.role !== "admin") {
      return new Response(
        JSON.stringify({ error: "Not authorized to view this team" }),
        { status: 403 }
      );
    }

    const team = await queryOne("SELECT * FROM teams WHERE id = ?", [
      requestedTeamId,
    ]);

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

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

export async function PATCH(request, context) {
  const session = await getServerSession(authOptions);

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

  try {
    const { teamId } = await context.params; // Await the params
    const requestedTeamId = parseInt(teamId, 10);
    const { userId } = await request.json(); // Parse the request body

    // Log for debugging
    console.log("Requested team:", requestedTeamId);
    console.log("User role:", session.user.role);

    // Ensure the user is an admin or the user themselves
    if (session.user.role !== "admin" && session.user.id !== userId) {
      return new Response(
        JSON.stringify({ error: "Not authorized to change this team" }),
        { status: 403 }
      );
    }

    // Update the user's team
    await queryOne("UPDATE users SET teamId = ? WHERE id = ?", [
      requestedTeamId,
      userId,
    ]);

    // Update the session with the new teamId
    session.user.teamId = requestedTeamId;

    return new Response(
      JSON.stringify({ success: "Team updated successfully" }),
      { status: 200 }
    );
  } catch (error) {
    console.error("Team update error:", error);
    return new Response(
      JSON.stringify({ error: "Failed to update team" }),
      { status: 500 }
    );
  }
}