using MiAssessment.Model.Entities;

namespace MiAssessment.Core.Interfaces;

/// <summary>
/// 支付奖励处理器接口
/// 用于处理支付成功后的奖励发放逻辑
/// </summary>
public interface IPaymentRewardHandler
{
    /// <summary>
    /// 处理的订单类型
    /// </summary>
    string OrderType { get; }

    /// <summary>
    /// 处理奖励发放
    /// </summary>
    /// <param name="order">支付订单</param>
    /// <returns>奖励处理结果</returns>
    Task<RewardResult> ProcessRewardAsync(PaymentOrder order);
}

/// <summary>
/// 奖励处理结果
/// </summary>
public class RewardResult
{
    /// <summary>
    /// 是否成功
    /// </summary>
    public bool Success { get; set; }

    /// <summary>
    /// 消息（成功时为空，失败时为错误原因）
    /// </summary>
    public string? Message { get; set; }

    /// <summary>
    /// 奖励数据（JSON格式）
    /// </summary>
    public string? RewardData { get; set; }

    /// <summary>
    /// 创建成功结果
    /// </summary>
    /// <param name="rewardData">奖励数据</param>
    /// <returns>成功结果</returns>
    public static RewardResult Ok(string? rewardData = null)
    {
        return new RewardResult
        {
            Success = true,
            RewardData = rewardData
        };
    }

    /// <summary>
    /// 创建失败结果
    /// </summary>
    /// <param name="message">错误消息</param>
    /// <returns>失败结果</returns>
    public static RewardResult Fail(string message)
    {
        return new RewardResult
        {
            Success = false,
            Message = message
        };
    }
}