using DS.Module.Core;
using DS.Module.Core.Extensions;
using DS.Module.SqlSugar;
using DS.Module.UserModule;
using DS.WMS.Core.Code.Dtos;
using DS.WMS.Core.Fee.Dtos;
using DS.WMS.Core.Fee.Entity;
using DS.WMS.Core.Fee.Interface;
using Mapster;
using Microsoft.AspNetCore.Http;
using Microsoft.Extensions.DependencyInjection;
using MiniExcelLibs;
using SqlSugar;

namespace DS.WMS.Core.Fee.Method
{
    /// <summary>
    /// 
    /// </summary>
    public class FeeCodeService: IFeeCodeService
    {
        private readonly IServiceProvider _serviceProvider;
        private readonly ISqlSugarClient db;
        private readonly IUser user;
        private readonly ISaasDbService saasService;
        /// <summary>
        ///
        /// </summary>
        /// <param name="serviceProvider"></param>
        public FeeCodeService(IServiceProvider serviceProvider)
        {
            _serviceProvider = serviceProvider;
            db = _serviceProvider.GetRequiredService<ISqlSugarClient>();
            user = _serviceProvider.GetRequiredService<IUser>();
            saasService = _serviceProvider.GetRequiredService<ISaasDbService>();
        }

        /// <summary>
        /// 列表
        /// </summary>
        /// <param name="request"></param>
        /// <returns></returns>
        public DataResult<List<FeeCodeRes>> GetListByPage(PageRequest request)
        {
            var tenantDb = saasService.GetBizDbScopeById(user.TenantId);

            //序列化查询条件
            var whereList = db.ConfigQuery.Context.Utilities.JsonToConditionalModels(request.QueryCondition);
            var data = tenantDb.Queryable<FeeCode>()
                .Where(whereList)
                .Select<FeeCodeRes>().ToQueryPage(request.PageCondition);
            return data;
        }

        /// <summary>
        /// 编辑
        /// </summary>
        /// <param name="req"></param>
        /// <returns></returns>
        public DataResult EditFeeCode(FeeCodeReq req)
        {
            var tenantDb = saasService.GetBizDbScopeById(user.TenantId);
            if (req.Id == 0)
            {
                if (tenantDb.Queryable<FeeCode>()
                    .Where(x =>  x.Code == req.Code).Any())
                {
                    return DataResult.Failed("费用代码已存在", MultiLanguageConst.FeeCodeExist);
                }

                var data = req.Adapt<FeeCode>();

                var entity = tenantDb.Insertable(data).ExecuteReturnEntity();

                return DataResult.Successed("添加成功!", entity.Id, MultiLanguageConst.DataCreateSuccess);
            }
            else
            {
                var info = tenantDb.Queryable<FeeCode>().Where(x => x.Id == req.Id).First();

                info = req.Adapt(info);

                tenantDb.Updateable(info).IgnoreColumns(ignoreAllNullColumns: true).ExecuteCommand();
                return DataResult.Successed("更新成功!", MultiLanguageConst.DataUpdateSuccess);
            }
        }

        /// <summary>
        /// 详情
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public DataResult<FeeCodeRes> GetFeeCodeInfo(string id)
        {
            var tenantDb = saasService.GetBizDbScopeById(user.TenantId);
            var data = tenantDb.Queryable<FeeCode>()
                .Where(x => x.Id == long.Parse(id))
                .Select<FeeCodeRes>()
                .First();
            return DataResult<FeeCodeRes>.Success(data, MultiLanguageConst.DataQuerySuccess);
        }

        /// <summary>
        /// 按Excel导入费用信息
        /// </summary>
        /// <param name="file"></param>
        /// <returns></returns>
        public async Task<DataResult<string>> ImportFeeCodeByExcel(IFormFile file)
        {
            //未上传文件
            if (file == null || file.Length == 0)
            {
                return await Task.FromResult(DataResult<string>.Failed("请上传Excel!"));
            }
            var formFile = file;
            //DataResult<string> api_Result = new Api_Result<string>();
            //获取文件名
            var fileName = formFile.FileName;
            // 获取文件后缀
            var fileExtension = Path.GetExtension(fileName);
            // 判断后缀是否是xlsx或者xls
            if (fileExtension != ".xlsx" && fileExtension != ".xls")
            {
                return DataResult<string>.Failed("文件格式错误");
            }
            var length = formFile.Length;
            if (length > 1024 * 1024 * 10)
            {
                return DataResult<string>.Failed("文件大小不能超过10M");
            }
            var tenantDb = saasService.GetBizDbScopeById(user.TenantId);
            // MemoryStream 内存流 在内存当中创建一个流（开辟空间）
            using (var stream = new MemoryStream())
            {
                //将文件写入内存流
                formFile.CopyTo(stream);
                //将流的位置归零
                stream.Position = 0;
                //将内存流转成List集合
                var list = await stream.QueryAsync<FeeCodeExcelImportReq>();
                var fees = new List<FeeCode>();
                foreach (var item in list)
                {
                    var unit = string.Empty;
                    var unitName = string.Empty;
                    if (item.DefaultUnit == "TEU")
                    {
                        unit = "TEU";
                        unitName = "箱型";
                    }
                    else if (item.DefaultUnit == "BILL")
                    {
                        unit = "P";
                        unitName = "单票";
                    }
                    var fee = new FeeCode()
                    {
                        Name = item.Name,
                        EnName = item.EnName,
                        Code = item.Code,
                        DefaultCurrency = item.DefaultCurrency.IsNull() ? "CNY": item.DefaultCurrency,
                        IsSea = true,
                        DefaultUnit = unit,
                        DefaultUnitName = unitName,
                    };
                    fees.Add(fee);
                }
                await tenantDb.Insertable(fees).ExecuteCommandAsync();

                return await Task.FromResult(DataResult<string>.Failed("导入成功!", MultiLanguageConst.DataImportSuccess));

            }
        }
    }
}