import { NextRequest, NextResponse } from 'next/server'
import { prisma } from '@/app/lib/prisma'

export async function GET(req: NextRequest) {
  const teamId = req.nextUrl.searchParams.get('id')

  if (!teamId) {
    return NextResponse.json({ message: 'Team-ID fehlt.' }, { status: 400 })
  }

  try {
    const team = await prisma.team.findUnique({
      where: { id: teamId },
      include: {
        leader: {
          select: {
            steamId: true,
            name: true,
            avatar: true,
            location: true,
          },
        },
      },
    })    

    if (!team) {
      return NextResponse.json({ message: 'Team nicht gefunden.' }, { status: 404 })
    }

    const steamIds = [...team.activePlayers, ...team.inactivePlayers]

    const players = await prisma.user.findMany({
      where: { steamId: { in: steamIds } },
      select: {
        steamId: true,
        name: true,
        avatar: true,
        location: true,
      },
    })

    return NextResponse.json({
      team: {
        id: team.id,
        teamname: team.name,
        logo: team.logo,
        leader: team.leader,
        activePlayers: players.filter(p => team.activePlayers.includes(p.steamId)),
        inactivePlayers: players.filter(p => team.inactivePlayers.includes(p.steamId)),
      },
    })
  } catch (err) {
    console.error('[GET /api/team/get] Fehler:', err)
    return NextResponse.json({ message: 'Interner Serverfehler' }, { status: 500 })
  }
}