namespace YD_Event.Application.Event.Dtos;

/// <summary>
/// 费用明细项
/// </summary>
public class FeeDetailItem
{
    /// <summary>
    /// 项目名称
    /// </summary>
    public string ItemName { get; set; } = string.Empty;

    /// <summary>
    /// 单价
    /// </summary>
    public decimal UnitPrice { get; set; }

    /// <summary>
    /// 数量
    /// </summary>
    public int Quantity { get; set; }

    /// <summary>
    /// 小计
    /// </summary>
    public decimal Subtotal { get; set; }

    /// <summary>
    /// 备注
    /// </summary>
    public string? Remark { get; set; }
}

/// <summary>
/// 费用计算结果
/// </summary>
public class FeeCalculationResult
{
    /// <summary>
    /// 收费模式
    /// </summary>
    public string ChargeMode { get; set; } = string.Empty;

    /// <summary>
    /// 总金额（精确到分）
    /// </summary>
    public decimal TotalAmount { get; set; }

    /// <summary>
    /// 总人数
    /// </summary>
    public int TotalPersonCount { get; set; }

    /// <summary>
    /// 费用明细
    /// </summary>
    public List<FeeDetailItem> FeeDetails { get; set; } = new List<FeeDetailItem>();

    /// <summary>
    /// 计算日志（用于审计）
    /// </summary>
    public List<string> CalculationLogs { get; set; } = new List<string>();
}

/// <summary>
/// 费用计算输入
/// </summary>
public class FeeCalculationInput
{
    /// <summary>
    /// 赛事ID
    /// </summary>
    public long EventId { get; set; }

    /// <summary>
    /// 报名项目ID列表
    /// </summary>
    public List<long> EventProjectIds { get; set; } = new List<long>();

    /// <summary>
    /// 参赛人数
    /// </summary>
    public int ParticipantCount { get; set; }
}