using AutoMapper;
using LinqKit;
using Ropin.Inspection.Common.Accessor.Interface;
using Ropin.Inspection.Model;
using Ropin.Inspection.Model.Entities;
using Ropin.Inspection.Repository;
using Ropin.Inspection.Repository.Interface;
using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using System.Text;
using System.Threading.Tasks;

namespace Ropin.Inspection.Service
{
    public class TprdProductService : ITprdProductService
    {
        private readonly ITprdProductRepository _repository;
        private readonly IMapper _mapper;
        private readonly IClaimsAccessor _claims;
        private readonly IUnitOfWork _unitOfWork;
        public TprdProductService(IClaimsAccessor claims, IUnitOfWork unitOfWork, ITprdProductRepository repository, IMapper mapper)
        {
            _repository = repository;
            _mapper = mapper;
            _claims = claims;
            _unitOfWork = unitOfWork;
        }
        public async Task CreateOneAsync(TprdProductViewModel viewModel)
        {
            var product = await GetConditionAsync(new TprdProductSearchModel { C_QRCode = viewModel.C_QRCode });
            if (product.FirstOrDefault()!=null)
            {
                throw new Exception("二维码已被使用");
            }
            var content = _mapper.Map<TPRD_Product>(viewModel);
            content.C_Code = Guid.NewGuid();
            content.C_CreateBy = _claims.ApiUserId;
            content.D_CreateOn = DateTime.Now;
            content.I_Status = 1;

            bool bResult = false;
            try
            {
                _unitOfWork.BeginTransaction();
                bResult = await _unitOfWork.RegisterNew(content);
                if (viewModel.IsDevice)
                {
                    var device = new TDEV_Device
                    {
                        C_Code = Guid.NewGuid().ToString(),
                        C_Name = viewModel.DeviceName,
                        C_ProductCode = content.C_Code,
                        C_MachineCode = viewModel.DeviceMachineCode,
                        C_Remark = viewModel.DeviceRemark,
                        C_CreateBy = _claims.ApiUserId,
                        D_CreateOn = DateTime.Now,
                        C_Status = viewModel.DeviceStatus
                    };
                    bResult = await _unitOfWork.RegisterNew(device);
                }


            }
            catch
            {
                _unitOfWork.Rollback();
                throw;
            }
            finally
            {
                if (bResult)
                    await _unitOfWork.CommitAsync();
                else
                    _unitOfWork.Rollback();
            }





            //_repository.Create(content);
            //if (viewModel.IsDevice)
            //{

            //}
            //var result = await _repository.SaveAsync();
            //if (!result)
            //{
            //    throw new Exception("创建失败");
            //}
        }
        public async Task<TprdProductViewModel> GetProductByQRCodeAsync(string QRCode, string storeCode)
        {
           return  await _repository.GetProductByQRCodeAsync(QRCode, storeCode);
            //var result = await GetConditionAsync(new TprdProductSearchModel { C_QRCode = QRCode } );
            //return result;
        }
        public async Task<IEnumerable<AllProductWithDevViewModel>> GetProductWithDataByAsync(TprdProductWithDataSearchModel searchModel)
        {
            return await _repository.GetProductWithDataByAsync(searchModel);
        }
        public async Task<IEnumerable<TprdDeviceByAreaViewModel>> GetDeviceByAreaCode(TprdDeviceByAreaSearchModel searchModel)
        {
            var result = _repository.GetDeviceByAreaCode(searchModel);
            return await Task.FromResult(result);
        }
        public async Task DeleteAsync(Guid id)
        {
            var content = await _repository.GetByIdAsync(id);
            if (content == null)
            {
                throw new Exception("数据库中没有此数据");
            }
            //_repository.Delete(content);
            //var result = await _repository.SaveAsync();
            content.C_LastUpdatedBy = _claims.ApiUserId;
            content.D_LastUpdatedOn = DateTime.Now;
            //content.C_Status = "0";
            _repository.Update(content);
            var result = await _repository.SaveAsync();
            if (!result)
            {
                throw new Exception("删除失败");
            }
        }
        public async Task<IEnumerable<TprdProductViewModel>> GetAllAsync()
        {
            var pagedList = await _repository.GetAllAsync();
            var contentDtoList = _mapper.Map<IEnumerable<TprdProductViewModel>>(pagedList.ToList());
            return contentDtoList.ToList();
        }
        public async Task<IEnumerable<TprdProductViewModel>> GetConditionAsync(TprdProductSearchModel searchModel)
        {
            var predicate = PredicateBuilder.New<TPRD_Product>(true);//查询条件,推荐后台使用这种方式灵活筛选
            #region 添加条件查询
            //predicate = predicate.And(i => i.I_Status.Equals(1));
            if (!string.IsNullOrEmpty(searchModel.C_QRCode))
            {
                predicate = predicate.And(i => i.C_QRCode.Equals(searchModel.C_QRCode));
            }
            if (!string.IsNullOrEmpty(searchModel.C_SpotCode))
            {
                predicate = predicate.And(i => i.C_SpotCode.Equals(searchModel.C_SpotCode));
            }
            if (!string.IsNullOrEmpty(searchModel.C_AreaCode))
            {
                predicate = predicate.And(i => i.C_AreaCode.Equals(searchModel.C_AreaCode));
            }
            if (!string.IsNullOrEmpty(searchModel.C_StoreCode))
            {
                predicate = predicate.And(i => i.C_StoreCode.Equals(searchModel.C_StoreCode));
            }
            if (!string.IsNullOrEmpty(searchModel.C_DeviceCode))
            {
                predicate = predicate.And(i => i.C_DeviceCode.Equals(searchModel.C_DeviceCode));
            }
            if (!string.IsNullOrEmpty(searchModel.FilterCode))
            {
                predicate = predicate.And(i => i.C_Code.ToString() !=searchModel.FilterCode);
            }

            #endregion
            var list = await _repository.GetPageAsync(predicate, "-D_CreateOn", searchModel.IsPagination, searchModel.PageIndex, searchModel.PageSize);
            searchModel.TotalCount = list.Totals;
            var dtoList = _mapper.Map<List<TPRD_Product>, List<TprdProductViewModel>>(list.Rows);
            return dtoList;
        }
        public async Task<int> GetDeviceCountByAsync(string storeCode)
        {
            Expression<Func<TPRD_Product, bool>> ex = i => (i.I_Status == 2 || i.I_Status == 1) && i.C_StoreCode == storeCode;
            var items =  await _repository.GetByConditionAsync(ex);
            return items.Count();
        }
        public async Task<int> GetAlertDeviceCountByAsync(string storeCode)
        {
            Expression<Func<TPRD_Product, bool>> ex = i => (i.I_Status == 2 || i.I_Status == 1) && i.I_IsAlarm == 0 && i.C_StoreCode == storeCode;
            var items = await _repository.GetByConditionAsync(ex);
            return items.Count();
        }
        public async Task<IEnumerable<TprdProductViewModel>> GetAlertProductsByAsync(string storeCode)
        {
            //Expression<Func<TPRD_Product, bool>> ex = i => (i.I_Status == 2 || i.I_Status == 1) && i.I_IsAlarm == 0 && i.C_StoreCode == storeCode;
            //var items = await _repository.GetByConditionAsync(ex);
            //var dtoList = _mapper.Map<IEnumerable<TPRD_Product>, IEnumerable<TprdProductViewModel>>(items);
            //return dtoList;
            return await _repository.GetAlertProductsByAsync(storeCode);
        }
        public async Task<IEnumerable<TprdProductViewModel>> GetValiDateProductsByAsync(string storeCode)
        {
            //Expression<Func<TPRD_Product, bool>> ex = i => (i.I_Status == 2 || i.I_Status == 1) && i.D_ValiDate !=null && i.D_ValiDate > DateTime.Now && i.C_StoreCode == storeCode;
            //var items = await _repository.GetByConditionAsync(ex);
            //var dtoList = _mapper.Map<IEnumerable<TPRD_Product>, IEnumerable<TprdProductViewModel>>(items);
            //return dtoList;
            return await _repository.GetValiDateProductsByAsync(storeCode);
        }
        public async Task<TprdProductViewModel> GetAlertProductByCodeAsync(Guid code)
        {
            return await _repository.GetAlertProductByCodeAsync(code);
        }
        public async Task<TprdProductViewModel> GetValiDateProductByCodeAsync(Guid code)
        {
            return await _repository.GetValiDateProductByCodeAsync(code);
        }

        public async Task<TprdProductViewModel> GetByIdAsync(Guid id)
        {
            var content = await _repository.GetByIdAsync(id);
            var contentDto = _mapper.Map<TprdProductViewModel>(content);
            return contentDto;
        }


        public async Task UpdateAsync(Guid id, TprdProductUpdateModel updateModel)
        {
            var content = await _repository.GetByIdAsync(id);
            if (content == null)
            {
                throw new Exception("没有此数据");
            }
            content.C_LastUpdatedBy = _claims.ApiUserId;
            content.D_LastUpdatedOn = DateTime.Now;
            _mapper.Map(updateModel, content, typeof(TprdProductUpdateModel), typeof(TPRD_Product));
            _repository.Update(content);
            var result = await _repository.SaveAsync();
            if (!result)
            {
                throw new Exception("更新失败");
            }
        }

        public Task<int> UpdateOneAsync(TprdProductViewModel viewModel, params string[] fields)
        {
            throw new NotImplementedException();
        }

        public Task<bool> IsExistAsync(Guid id)
        {
            throw new NotImplementedException();
        }

        public Task<IEnumerable<TprdProductViewModel>> GetByConditionAsync(Expression<Func<TprdProductViewModel, bool>> expression)
        {
            throw new NotImplementedException();
        }
    }
}