BCSH1-TournamentApp/TournamentOrganizer/Models/Participant.cs

using Microsoft.EntityFrameworkCore;

namespace TournamentOrganizer.Models;

[PrimaryKey(nameof(RoundId), nameof(PlayerId))]
public class PlayerParticipant
{
    public int RoundId { get; set; }
    public int PlayerId { get; set; }
    public Player Player { get; set; } = null!;
    public Round Round { get; set; } = null!;
}

[PrimaryKey(nameof(MatchId), nameof(TeamId))]
public class TeamParticipant
{
    public int MatchId { get; set; }
    public int TeamId { get; set; }
    public int Seed { get; set; }
    public int Score { get; set; }
    public Team Team { get; set; } = null!;
    public Match Round { get; set; } = null!;
}

[PrimaryKey(nameof(TournamentId), nameof(TeamId))]
public class TournamentTeam
{
    public int TournamentId { get; set; }
    public int TeamId { get; set; }
    public int Seed { get; set; }
    public Tournament Tournament { get; set; } = null!;
    public Team Team { get; set; } = null!;
}