using Koogle.Domain.Enums;

namespace Koogle.Application.DTOs;

/// <summary>
/// Data transfer object representing a game day.
/// </summary>
public record DayDto
{
    /// <summary>
    /// Unique identifier of the day.
    /// </summary>
    public Guid Id { get; init; }

    /// <summary>
    /// Date of the game day.
    /// </summary>
    public DateTime PostDate { get; init; }

    /// <summary>
    /// Current status of the day (New, Started, Postponed, Closed).
    /// </summary>
    public DayStatus Status { get; init; }

    /// <summary>
    /// Unique identifier of the club this day belongs to.
    /// </summary>
    public Guid ClubId { get; init; }

    /// <summary>
    /// Name of the club this day belongs to.
    /// </summary>
    public string? ClubName { get; init; }

    /// <summary>
    /// Number of participants on this day.
    /// </summary>
    public int ParticipantCount { get; init; }

    /// <summary>
    /// List of participants on this day.
    /// </summary>
    public List<DayParticipantDto> Participants { get; init; } = [];

    /// <summary>
    /// Date and time when the day was created.
    /// </summary>
    public DateTime CreatedAt { get; init; }

    /// <summary>
    /// Date and time when the day was last modified.
    /// </summary>
    public DateTime? ModifiedAt { get; init; }
}

/// <summary>
/// Lightweight data transfer object for day summaries.
/// </summary>
public record DaySummaryDto
{
    /// <summary>
    /// Unique identifier of the day.
    /// </summary>
    public Guid Id { get; init; }

    /// <summary>
    /// Date of the game day.
    /// </summary>
    public DateTime PostDate { get; init; }

    /// <summary>
    /// Current status of the day.
    /// </summary>
    public DayStatus Status { get; init; }

    /// <summary>
    /// Number of participants on this day.
    /// </summary>
    public int ParticipantCount { get; init; }
}

/// <summary>
/// Data transfer object for creating a new game day.
/// </summary>
public record CreateDayDto
{
    /// <summary>
    /// Date of the game day to create.
    /// </summary>
    public DateTime PostDate { get; init; } = DateTime.Today;

    /// <summary>
    /// List of person IDs to add as initial participants.
    /// </summary>
    public List<Guid> ParticipantIds { get; init; } = [];
}

/// <summary>
/// Data transfer object for updating an existing game day.
/// </summary>
public record UpdateDayDto
{
    /// <summary>
    /// Unique identifier of the day to update.
    /// </summary>
    public Guid Id { get; init; }

    /// <summary>
    /// Updated date of the game day.
    /// </summary>
    public DateTime PostDate { get; init; }

    /// <summary>
    /// Updated status of the day.
    /// </summary>
    public DayStatus Status { get; init; }
}

/// <summary>
/// Data transfer object representing a participant on a game day.
/// </summary>
public record DayParticipantDto
{
    /// <summary>
    /// Unique identifier of the person.
    /// </summary>
    public Guid PersonId { get; init; }

    /// <summary>
    /// Name of the person.
    /// </summary>
    public string PersonName { get; init; } = string.Empty;

    /// <summary>
    /// Status indicating whether the person is a member or guest.
    /// </summary>
    public PersonStatus PersonStatus { get; init; }
}

/// <summary>
/// Data transfer object for adding a participant to a game day.
/// </summary>
public record AddDayParticipantDto
{
    /// <summary>
    /// Unique identifier of the day.
    /// </summary>
    public Guid DayId { get; init; }

    /// <summary>
    /// Unique identifier of the person to add.
    /// </summary>
    public Guid PersonId { get; init; }
}

/// <summary>
/// Data transfer object for removing a participant from a game day.
/// </summary>
public record RemoveDayParticipantDto
{
    /// <summary>
    /// Unique identifier of the day.
    /// </summary>
    public Guid DayId { get; init; }

    /// <summary>
    /// Unique identifier of the person to remove.
    /// </summary>
    public Guid PersonId { get; init; }
}

/// <summary>
/// Data transfer object for filtering game days.
/// </summary>
public record DayFilterDto
{
    /// <summary>
    /// Filter by year.
    /// </summary>
    public int? Year { get; init; }

    /// <summary>
    /// Filter by status.
    /// </summary>
    public DayStatus? Status { get; init; }
}