using System.ComponentModel.DataAnnotations;
using YD_Event.Application.Certificate.Dtos;

namespace YD_Event.Application.Coupon.Dtos;

public class AddCouponInput
{
    /// <summary>
    /// 优惠券名称
    /// </summary>
    [Required(ErrorMessage = "优惠券名称不能为空")]
    public string Name { get; set; }

    /// <summary>
    /// 类型（0-折扣 1-定额）
    /// </summary>
    public int Type { get; set; }

    /// <summary>
    /// 优惠值
    /// </summary>
    public decimal Value { get; set; }

    /// <summary>
    /// 有效期开始时间
    /// </summary>
    public DateTime? StartTime { get; set; }

    /// <summary>
    /// 有效期结束时间
    /// </summary>
    public DateTime? EndTime { get; set; }

    /// <summary>
    /// 可用赛事ID集合
    /// </summary>
    public List<long> EventIds { get; set; }

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

public class UpdateCouponInput : AddCouponInput
{
    /// <summary>
    /// Id
    /// </summary>
    [Required(ErrorMessage = "Id不能为空")]
    public long Id { get; set; }
}

public class CouponQueryInput : Pagination
{
    /// <summary>
    /// 名称
    /// </summary>
    public string Name { get; set; }

    /// <summary>
    /// 类型
    /// </summary>
    public int? Type { get; set; }
}

/// <summary>
/// 优惠券分页输出参数
/// </summary>
public class CouponPageOutput
{
    /// <summary>
    /// ID
    /// </summary>
    public long Id { get; set; }

    /// <summary>
    /// 优惠券名称
    /// </summary>
    public string Name { get; set; }

    /// <summary>
    /// 类型（0-折扣 1-定额）
    /// </summary>
    public int Type { get; set; }

    /// <summary>
    /// 优惠值
    /// </summary>
    public decimal Value { get; set; }

    /// <summary>
    /// 有效期开始时间
    /// </summary>
    public DateTime? StartTime { get; set; }

    /// <summary>
    /// 有效期结束时间
    /// </summary>
    public DateTime? EndTime { get; set; }

    /// <summary>
    /// 适用赛事名称集合 (展示用)
    /// </summary>
    public string EventNames { get; set; }

    /// <summary>
    /// 适用赛事ID集合 (编辑回显用)
    /// </summary>
    public List<long> EventIds { get; set; }

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

    /// <summary>
    /// 已领取数量
    /// </summary>
    public int ClaimedQuantity { get; set; }

    /// <summary>
    /// 已使用数量
    /// </summary>
    public int UsedQuantity { get; set; }

    /// <summary>
    /// 创建时间
    /// </summary>
    public DateTime CreatedTime { get; set; }
}

/// <summary>
/// 优惠券分页结果
/// </summary>
public class CouponPageResult : PageResult<CouponPageOutput>
{
    /// <summary>
    /// 总页数
    /// </summary>
    public int TotalPage { get; set; }
}

/// <summary>
/// 赛事选择输出
/// </summary>
public class EventSelectOutput
{
    /// <summary>
    /// 赛事ID
    /// </summary>
    public long Id { get; set; }

    /// <summary>
    /// 赛事名称
    /// </summary>
    public string Name { get; set; }
}

/// <summary>
/// 生成兑换码输入
/// </summary>
public class GenerateRedemptionCodesInput
{
    /// <summary>
    /// 优惠券ID
    /// </summary>
    [Required(ErrorMessage = "优惠券ID不能为空")]
    public long CouponId { get; set; }

    /// <summary>
    /// 生成数量
    /// </summary>
    [Required(ErrorMessage = "生成数量不能为空")]
    [Range(1, 1000, ErrorMessage = "生成数量必须在1-1000之间")]
    public int Count { get; set; }
}

/// <summary>
/// 兑换码输出
/// </summary>
public class RedemptionCodeOutput
{
    /// <summary>
    /// ID
    /// </summary>
    public long Id { get; set; }

    /// <summary>
    /// 优惠券ID
    /// </summary>
    public long CouponId { get; set; }

    /// <summary>
    /// 兑换码
    /// </summary>
    public string Code { get; set; }

    /// <summary>
    /// 使用状态（0-未使用 1-已使用）
    /// </summary>
    public int Status { get; set; }

    /// <summary>
    /// 使用时间
    /// </summary>
    public DateTime? UsedTime { get; set; }

    /// <summary>
    /// 关联的用户优惠券ID
    /// </summary>
    public long? UserCouponId { get; set; }

    /// <summary>
    /// 创建时间
    /// </summary>
    public DateTime CreatedTime { get; set; }
}

/// <summary>
/// 使用兑换码输入
/// </summary>
public class UseRedemptionCodeInput
{
    /// <summary>
    /// 兑换码
    /// </summary>
    [Required(ErrorMessage = "兑换码不能为空")]
    public string Code { get; set; }

    /// <summary>
    /// 用户ID
    /// </summary>
    public long? UserId { get; set; }
}

/// <summary>
/// 兑换码查询输入
/// </summary>
public class RedemptionCodeQueryInput : Pagination
{
    /// <summary>
    /// 优惠券ID
    /// </summary>
    public long? CouponId { get; set; }

    /// <summary>
    /// 使用状态（0-未使用 1-已使用）
    /// </summary>
    public int? Status { get; set; }

    /// <summary>
    /// 兑换码（模糊查询）
    /// </summary>
    public string? Code { get; set; }
}