using System.ComponentModel.DataAnnotations.Schema;

namespace YLErp.DBModels
{
    /// <summary>
    /// 收盘任务
    /// </summary>
    [Table("eod_task")]
    public class EodTask : DBModelBaseV2
    {
        /// <summary>
        /// 收盘开始日期
        /// </summary>
        public DateTime StartDate { get; set; }

        /// <summary>
        /// 收盘结束日期
        /// </summary>
        public DateTime EndDate { get; set; }

        /// <summary>
        /// 波动率类型
        /// </summary>
        public string VolTypes { get; set; }
        public string ClientIds { get; set; }
        [NotMapped]
        public string ClientNameStr { get; set; }
       
        [NotMapped]
        public List<int> ListClientId { get; set; }

        /// <summary>
        /// 1=收盘价,2=结算价,3=收盘价+结算价
        /// </summary>
        public EodSettlePriceType PriceType { get; set; }

        /// <summary>
        /// 部分收盘标识
        /// </summary>
        public string PartFlag { get; set; }

        /// <summary>
        /// 收盘日期
        /// </summary>
        public DateTime ValueDate { get; set; }

        /// <summary>
        /// 任务状态(0:未开始,100成功结束)
        /// </summary>
        public EodTaskState TaskState { get; set; }

        /// <summary>
        /// 任务执行时间
        /// </summary>
        public DateTime TaskStartTime { get; set; }

        /// <summary>
        /// 任务结束时间
        /// </summary>
        public DateTime TaskEndTime { get; set; }

        /// <summary>
        /// 任务结果信息
        /// </summary>
        public string TaskResult { get; set; }

        /// <summary>
        /// 任务创建时间
        /// </summary>
        public DateTime CreateTime { get; set; }

        /// <summary>
        /// 创建人ID
        /// </summary>
        public int? CreatorId { get; set; }

        /// <summary>
        /// 创建人名称
        /// </summary>
        public string CreatorName { get; set; }

        ///// <summary>
        ///// 任务数据(用于部分收盘)
        ///// </summary>
        //public string TaskData { get; set; }

        /// <summary>
        /// 步骤标识(1:跳过上日收盘检查)
        /// </summary>
        public byte StepFlag { get; set; }

        /// <summary>
        /// 错误提示(但不终止收盘,不要存入数据库,如果收很多天的历史盘会导致这个值特别长)
        /// </summary>
        [NotMapped]
        public string ErrorTips { get; set; }

        public EodTask Clone()
        {
            return (EodTask)MemberwiseClone();
        }

        /// <summary>
        /// 是否延期交易
        /// </summary>
        public bool IsDelayTrade { get; set; }

        /// <summary>
        /// 设置普通错误,此任务可以重新启动
        /// </summary>
        public void SetFailure(string errorMsg)
        {
            TaskResult += errorMsg + Environment.NewLine;

            if (TaskState < EodTaskState.completed && TaskState != EodTaskState.fatalError)
            {
                TaskState = EodTaskState.failure;
            }
        }

        /// <summary>
        /// 设置严重错误,此任务不能再重新启动
        /// </summary>
        public void SetFatalError(string errorMsg)
        {
            TaskResult += errorMsg + Environment.NewLine;
            TaskState = EodTaskState.fatalError;
        }

        /// <summary>
        /// 设置严重错误,此任务不能再重新启动
        /// </summary>
        public void SetError(bool isFatalError, string errorMsg)
        {
            if (isFatalError)
            {
                SetFatalError(errorMsg);
            }
            else if (TaskState != EodTaskState.fatalError)
            {
                SetFailure(errorMsg);
            }
        }

        public override string ToString()
        {
            var priceType = "";

            if (EodSettlePriceType.ClosePrice == (EodSettlePriceType.ClosePrice & PriceType))
            {
                priceType += "收盘价,";
            }

            if (EodSettlePriceType.SettlePrice == (EodSettlePriceType.SettlePrice & PriceType))
            {
                priceType += "结算价";
            }

            return $"[{id}][{StartDate:yyyy-MM-dd}-{EndDate:yyyy-MM-dd}][{VolTypes}][{priceType}][{TaskState}][{ValueDate:yyyy-MM-dd}]";
        }

        [NotMapped]
        public IEnumerable<EodTaskDetail> Details { get; set; }

        /// <summary>
        /// 是否使用收盘价
        /// </summary>
        public bool UseClosePrice() => EodSettlePriceType.ClosePrice == (EodSettlePriceType.ClosePrice & PriceType);

        /// <summary>
        /// 是否使用结算价
        /// </summary>
        public bool UseSettlePrice() => EodSettlePriceType.SettlePrice == (EodSettlePriceType.SettlePrice & PriceType);
    }

    /// <summary>
    /// 收盘任务
    /// </summary>
    [Table("eod_task_detail")]
    public class EodTaskDetail
    {
        public long id { get; set; }

        public long TaskId { get; set; }

        /// <summary>
        /// 收盘日期
        /// </summary>
        public DateTime ValueDate { get; set; }

        /// <summary>
        /// 收盘开始日期
        /// </summary>
        public DateTime StartTime { get; set; }

        /// <summary>
        /// 
        /// </summary>
        public int ElapsedMilliseconds { get; set; }

        public override string ToString()
        {
            return $"[{TaskId}][{ValueDate:yyyy-MM-dd}][{StartTime:yyyy-MM-dd HH:mm:ss}][{ElapsedMilliseconds}毫秒]";
        }

        public EodTaskDetail Clone()
        {
            return (EodTaskDetail)MemberwiseClone();
        }
    }

    [NotMapped]
    public class EodTaskDetailDto : EodTaskDetail
    {

    }

    /// <summary>
    /// 收盘任务状态
    /// </summary>
    public enum EodTaskState
    {
        /// <summary>
        /// 等待中
        /// </summary>
        pending = 0,

        /// <summary>
        /// 执行中
        /// </summary>
        running = 1,

        /// <summary>
        /// 完成
        /// </summary>
        completed = 100,

        /// <summary>
        /// 取消中
        /// </summary>
        canceling = 101,

        /// <summary>
        /// 被取消(可以继续或重新开始)
        /// </summary>
        canceled = 102,

        /// <summary>
        /// 执行被中断
        /// </summary>
        interrupted = 103,

        /// <summary>
        /// 执行失败(可以继续或重新开始)
        /// </summary>
        failure = 110,

        /// <summary>
        /// 致命错误(比如任务参数不符合要求,不可以继续或重新开始)
        /// </summary>
        fatalError = 200,

        /// <summary>
        /// 已过期
        /// </summary>
        outOfDate = 300,
    }

    /// <summary>
    /// 结算价类型
    /// </summary>
    public enum EodSettlePriceType : byte
    {
        ClosePrice = 1,

        SettlePrice = 2,

        AllPrices = ClosePrice | SettlePrice
    }

    public static class EodTaskHelper
    {
        public static string GetEodTaskStateDesc(EodTaskState state)
        {
            switch (state)
            {
                case EodTaskState.pending:
                    return "等待中";
                case EodTaskState.running:
                    return "执行中";
                case EodTaskState.interrupted:
                    return "执行被中断";
                case EodTaskState.completed:
                    return "已完成";
                case EodTaskState.failure:
                    return "执行失败";
                case EodTaskState.canceling:
                    return "执行取消中";
                case EodTaskState.canceled:
                    return "执行被取消";
                case EodTaskState.fatalError:
                    return "严重错误";
                case EodTaskState.outOfDate:
                    return "过期任务";
                default: return state.ToString();
            }
        }

        public static string GetEodPriceTypeDesc(EodSettlePriceType priceType)
        {
            switch (priceType)
            {
                case EodSettlePriceType.ClosePrice:
                    return "收盘价";
                case EodSettlePriceType.SettlePrice:
                    return "结算价";
                case EodSettlePriceType.AllPrices:
                    return "收盘价,结算价";
                default: return "未知";
            }
        }

        public static bool IsValidPartFlag(string partFlag)
        {
            return string.IsNullOrWhiteSpace(partFlag) || Array.IndexOf(new[] { "全部", "场外", "场内" }, partFlag) >= 0;
        }
    }
}