import { NextResponse } from "next/server";
import { prisma } from "@/lib/prisma";
import { canManageTournament } from "@/lib/permissions";

interface RouteParams {
  params: Promise<{
    id: string;
  }>;
}

/**
 * GET /api/tournaments/[id]/matches
 * 
 * Get all matches for a tournament
 */
export async function GET(_request: Request, { params }: RouteParams) {
  try {
    const { id } = await params;
    const tournamentId = parseInt(id, 10);

    if (isNaN(tournamentId)) {
      return NextResponse.json(
        { error: "Invalid tournament ID" },
        { status: 400 }
      );
    }

    // Check permissions
    const permission = await canManageTournament(tournamentId);
    if (!permission.allowed) {
      return NextResponse.json(
        { error: permission.reason || 'Insufficient permissions' },
        { status: 403 }
      );
    }

    // Get matches for this tournament
    const matches = await prisma.match.findMany({
      where: { eventId: tournamentId },
      include: {
        player1P1: true,
        player1P2: true,
        player2P1: true,
        player2P2: true,
      },
      orderBy: { playedAt: "desc" },
    });

    return NextResponse.json({ matches });
  } catch (error) {
    console.error("Failed to fetch matches:", error);
    return NextResponse.json(
      { error: "Failed to fetch matches" },
      { status: 500 }
    );
  }
}