using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Abp.Application.Services;
using Abp.Auditing;
using Abp.Authorization;
using Abp.Domain.Repositories;
using Abp.Json;
using Abp.Timing;
using IwbZero.IdentityFramework;
using IwbZero.Session;
using Microsoft.AspNet.Identity;
using NPOI.POIFS.FileSystem;
using ShwasherSys.BaseSysInfo;
using ShwasherSys.Common;
using ShwasherSys.Order.Dto.OrderBookStore;
using ShwasherSys.ProductStoreInfo;

namespace ShwasherSys.Order
{
    [AbpAuthorize, DisableAuditing]
    public class OrderBookStoreAppService: ApplicationService,IOrderBookStoreAppService
    {
        public OrderBookStoreAppService(IRepository<OrderBookStore,long> repository, IRepository<CurrentProductStoreHouse> currentStoreRepository,
            IRepository<BusinessLog> businessLogRepository)
        {
            _repository = repository;
            _currentStoreRepository = currentStoreRepository;
            BusinessLogRepository = businessLogRepository;
        }
        protected IRepository<OrderBookStore, long> _repository { get; }
        protected IRepository<CurrentProductStoreHouse> _currentStoreRepository { get; }
        protected IRepository<BusinessLog> BusinessLogRepository { get; }
        public new IIwbSession AbpSession { get; set; }
        public async Task<List<OrderBookStore>> GetDataByOrderItemId(int id)
        {
            return await _repository.GetAllListAsync(i=>i.OrderItemId == id);
        }

        //public async Task UnLockStoreByOrderItemId(int id)
        //{
        //    var orderBookStores = await _repository.GetAllListAsync(i=>i.OrderItemId == id);
        //    foreach (var orderBookStore in orderBookStores)
        //    {
        //        var currentProductStore = await  _currentStoreRepository.FirstOrDefaultAsync(i=>i.CurrentProductStoreHouseNo ==
        //                                                      orderBookStore.CurrentProductStoreHouseNo);
        //        if (currentProductStore.FreezeQuantity < (orderBookStore.Quantity ?? 0))
        //        {
        //            CheckErrors(IdentityResult.Failed("解除仓库冻结库存异常！解除冻结后结果小于0"));
        //        }
        //        currentProductStore.FreezeQuantity -= orderBookStore.Quantity ?? 0;
        //        currentProductStore.TimeLastMod = Clock.Now;
        //        currentProductStore.UserIDLastMod = AbpSession.UserName;
        //        await _currentStoreRepository.UpdateAsync(currentProductStore);
        //        orderBookStore.Status = OrderBookStoreStatusEnum.UnLock.ToInt();
        //        await _repository.UpdateAsync(orderBookStore);
        //    }
        //    BusinessLogTypeEnum.OrderLog.WriteLog(BusinessLogRepository, "订单明细解除冻结仓库库存", $"仓库库存解除冻结成功！orderItem:{id},UserName:{AbpSession.UserName}", logExt1: $"{orderBookStores.ToJsonString()}");
        //}
        //冻结锁定库存
        public async Task LockStore(BookStoreAddsDto input)
        {
            if (input.OrderItemId <= 0 || !input.AddItems.Any())
            {
                CheckErrors(IdentityResult.Failed("请输入需要锁定的库存记录！"));
            }

            var currentNoList = input.AddItems.Select(i=>i.CurrentProductStoreHouseNo).ToList();
            var currentProductStoreHouses = await _currentStoreRepository.GetAllListAsync(i=> currentNoList.Contains(i.CurrentProductStoreHouseNo));
            foreach (var addItem in input.AddItems)
            {
                var currentProductStore = currentProductStoreHouses.Find(i =>
                    i.CurrentProductStoreHouseNo == addItem.CurrentProductStoreHouseNo);
                decimal canUse = currentProductStore.Quantity - currentProductStore.FreezeQuantity;
                if (canUse < addItem.Quantity)
                {
                    CheckErrors(IdentityResult.Failed($"批次号{currentProductStore.ProductionOrderNo}库存不足，请重新选择！"));
                }
                currentProductStore.FreezeQuantity += addItem.Quantity ?? 0;
                currentProductStore.TimeLastMod = Clock.Now;
                currentProductStore.UserIDLastMod = AbpSession.UserName;
                await _currentStoreRepository.UpdateAsync(currentProductStore);
                var avgQuantity = addItem.QuantityPerPack == 0 ? addItem.Quantity : addItem.QuantityPerPack;
                decimal packageCount = addItem.Quantity <= avgQuantity
                    ? 1
                    : Math.Ceiling(addItem.Quantity ?? 0 / avgQuantity ?? 0);
               ;
                 
                await _repository.InsertAsync(new OrderBookStore()
                {
                    OrderItemId = input.OrderItemId,
                    CurrentProductStoreHouseNo = addItem.CurrentProductStoreHouseNo,
                    ProductNo = addItem.ProductNo,
                    Quantity = addItem.Quantity,
                    QuantityPerPack = addItem.QuantityPerPack,
                    PackageCount = packageCount,
                    ProductBatchNum = addItem.ProductBatchNum,
                    StoreLocationNo = addItem.StoreLocationNo,
                    Status = OrderBookStoreStatusEnum.Locking.ToInt(),
                    CustomerId = addItem.CustomerId
                });
            }
            BusinessLogTypeEnum.OrderLog.WriteLog(BusinessLogRepository, "订单明细锁定仓库库存", $"仓库库存冻结创建成功！orderItem:{input.OrderItemId},UserName:{AbpSession.UserName}",logExt1:$"{input.AddItems.ToJsonString()}");
        }
        /**
         * 删除已经锁定的记录
         */
        public async Task UnLockItem(int id)
        {
            var entity = await _repository.GetAsync(id);
            if (entity == null)
            {
                CheckErrors(IdentityResult.Failed("为查询到相应的锁定明细！"));
            }
            await _repository.DeleteAsync(entity);
            CurrentProductStoreHouse currentProduct =
                await _currentStoreRepository.FirstOrDefaultAsync(i =>
                    i.CurrentProductStoreHouseNo == entity.CurrentProductStoreHouseNo);
            currentProduct.FreezeQuantity -= entity.Quantity ?? 0;
            await _currentStoreRepository.UpdateAsync(currentProduct);
        }

        //查看当前订单明细是否存在冻结的库存
        public async Task<bool> CheckExistLockStore(int id)
        {
            return (await _repository.CountAsync(i => i.OrderItemId == id ))>0;
        }

        //查看当前订单明细是否存在已经冻结并且未解锁的库存
        public async Task<bool> CheckExistLockingStore(int id)
        {
            int status = OrderBookStoreStatusEnum.Locking.ToInt();
            return (await _repository.CountAsync(i => i.OrderItemId == id && i.Status == status)) > 0;
        }

        #region MyRegion

        protected virtual void CheckErrors(IdentityResult identityResult)
        {
            identityResult.CheckErrors(LocalizationManager);
        }

     


        #endregion

    }
}