using BBWYB.Common.Log;
using BBWYB.Common.Models;
using BBWYB.Server.Model;
using BBWYB.Server.Model.Db;
using BBWYB.Server.Model.Dto;
using Yitter.IdGenerator;

namespace BBWYB.Server.Business
{
    public class SkuOptimizationBusiness : BaseBusiness, IDenpendency
    {
        public SkuOptimizationBusiness(IFreeSql fsql, NLogManager nLogManager, IIdGenerator idGenerator) : base(fsql, nLogManager, idGenerator)
        {
        }

        public void LKInventoryAlertNotification(BatchLKInventoryAlertRequest request)
        {

        }

        /// <summary>
        /// 完成优化
        /// </summary>
        /// <param name="taskId"></param>
        public void CompleteOptimization(long taskId)
        {
            var optimazaionTask = fsql.Select<SkuOptimizationTask>(taskId).ToOne();
            if (optimazaionTask == null)
                throw new BusinessException("优化任务不存在");
            if (optimazaionTask.IsOptimizationCompleted == true)
                throw new BusinessException("优化任务已完成");

            var optimazationTaskIdList = fsql.Select<SkuOptimizationTask>()
                                           .Where(t => t.ProductId == optimazaionTask.ProductId && t.IsOptimizationCompleted == false)
                                           .ToList(t => t.Id);


            var spuSaleInfo = fsql.Select<SpuTotalSaleInfo>(optimazaionTask.ProductId).ToOne();
            if (spuSaleInfo == null)

                throw new BusinessException($"未找到spu{optimazaionTask.ProductId}销量");

            var updateSpuSaleInfo = fsql.Update<SpuTotalSaleInfo>(optimazaionTask.ProductId)
                                        .SetIf(spuSaleInfo.IsFirstPurchaseCompleted == false, s => s.IsFirstPurchaseCompleted, true)
                                        .SetIf(spuSaleInfo.IsFirstPurchaseCompleted == false, s => s.FirstPurchaseCompletedItemCount == s.ItemCount)
                                        .SetIf(spuSaleInfo.IsFirstPurchaseCompleted == true &&
                                               spuSaleInfo.IsFirstOptimizationCompleted == false, s => s.IsFirstOptimizationCompleted, true)
                                        .SetIf(spuSaleInfo.IsFirstPurchaseCompleted == true &&
                                               spuSaleInfo.IsFirstOptimizationCompleted == false, s => s.FirstOptimizationCompletedItemCount == s.ItemCount)
                                        .Set(s => s.LastOptimizationItemCount == s.ItemCount)
                                        .Set(s => s.LastOptimizationTime, DateTime.Now)
                                        .Set(s => s.UpdateTime, DateTime.Now);

            fsql.Transaction(() =>
            {
                fsql.Update<SkuOptimizationTask>().Set(t => t.IsOptimizationCompleted, true)
                                                  .Set(t => t.CompletionTime, DateTime.Now)
                                                  .Where(t => optimazationTaskIdList.Contains(t.Id) && t.IsOptimizationCompleted == false)
                                                  .ExecuteAffrows();

                fsql.Update<TimeLimitTask>().Set(t => t.CompletionTime, DateTime.Now)
                                            .Set(t => t.IsTimely == (DateTime.Now < t.ExpirationTime ? true : false))
                                            .Where(t => optimazationTaskIdList.Contains(t.TaskId) &&
                                                        t.CompletionTime == null &&
                                                        t.TaskType == Enums.TimeLimitTaskType.待议价任务)
                                            .ExecuteAffrows();

                updateSpuSaleInfo.ExecuteAffrows();
            });
        }

        /*
         var optimizationSpuSaleList = dbSpuTotalSaleInfoList.Union(insertSpuTotalSaleInfoList).Where(s =>
                        {
                            return GetOptimizationReason(s) != null;
                        });
                        if (optimizationSpuSaleList.Count() > 0)
                        {
                            foreach (var spuSale in optimizationSpuSaleList)
                            {
                                var orderList = waitToCheckSkuSaleOrderList.Where(o => o.OrderSkuList.Any(osku => osku.ProductId == spuSale.ProductId)).ToList();
                                foreach (var o in orderList)
                                {
                                    foreach (var osku in o.OrderSkuList)
                                    {
                                        if (osku.ProductId != spuSale.ProductId)
                                            continue;

                                        var triggerOptimizationReason = GetOptimizationReason(spuSale);

                                        #region 更新sku优化标记
                                        var oskuId = long.Parse(osku.Id);
                                        var insertOrderSku = insertOrderSkuList.FirstOrDefault(s => s.Id == oskuId);
                                        if (insertOrderSku != null)
                                        {
                                            insertOrderSku.IsNeedOptimization = 1;
                                            insertOrderSku.TriggerOptimizationReason = triggerOptimizationReason;
                                        }
                                        else
                                        {
                                            //updateOrderSkuIdList_OptimizationFlag.Add(oskuId);
                                            if (!updateOSkuOptimizationFlagByReasonGroups.TryGetValue(triggerOptimizationReason.Value, out var updateOSkuOptimizationFlagByReasonList))
                                            {
                                                updateOSkuOptimizationFlagByReasonList = new List<long>();
                                                updateOSkuOptimizationFlagByReasonGroups.Add(triggerOptimizationReason.Value, updateOSkuOptimizationFlagByReasonList);
                                            }
                                            updateOSkuOptimizationFlagByReasonList.Add(oskuId);
                                        }
                                        #endregion

                                        #region 创建待议价任务
                                        if (!dbOptimizationLimitTaskList.Any(t => t.OrderId == o.OrderId && t.SkuId == osku.SkuId))
                                        {
                                            //判断sku是否首次采购
                                            var isFirst = !dbSkuTotalSaleInfoList.Any(s => s.SkuId == osku.SkuId);

                                            insertTimeLimitTaskList.Add(new TimeLimitTask()
                                            {
                                                Id = idGenerator.NewLong(),
                                                CreateTme = DateTime.Now,
                                                //ExpirationTime = DateTime.Now.AddDays(isFirst ? 2 : 1),
                                                ExpirationTime = timeLimitRules.CalculateExpirationTime(Enums.TimeLimitTaskType.待议价任务, DateTime.Now.AddDays(isFirst ? 1 : 0)),
                                                OrderId = o.OrderId,
                                                OrderSn = o.OrderSn,
                                                ShopId = shopId,
                                                SkuId = osku.SkuId,
                                                TaskType = Enums.TimeLimitTaskType.待议价任务
                                            });
                                        }
                                        #endregion
                                    }
                                }
                            }
                        }
         */
    }
}