using Furion.DatabaseAccessor;
using Furion.DatabaseAccessor.Extensions;
using Furion.DependencyInjection;
using Furion.DynamicApiController;
using Furion.FriendlyException;
using Admin.NET.Core;
using Mapster;
using Microsoft.AspNetCore.Mvc;
using Microsoft.EntityFrameworkCore;
using System.Linq.Dynamic.Core;
using Microsoft.AspNetCore.Http;
using System.Text;
using System.Web;
using System.ComponentModel;
using System.Data;
namespace Admin.NET.Application
{
    /// <summary>
    /// 单位信息服务
    /// </summary>
    [ApiDescriptionSettings("WmsBase", Name = "WmsUnit", Order = 100)]
    [Route("api")]
    public class WmsUnitService : IWmsUnitService, IDynamicApiController, ITransient
    {
        private readonly IRepository<WmsUnit,MasterDbContextLocator> _wmsUnitRep;
        private readonly IRepository<SysDictType, MasterDbContextLocator> _sysDictTypeRep;
        private readonly IRepository<SysDictData, MasterDbContextLocator> _sysDictDataRep;
        private readonly ISysExcelTemplateService _sysExcelTemplateService;
        private readonly static object _lock = new();

        public WmsUnitService(
            IRepository<WmsUnit,MasterDbContextLocator> wmsUnitRep
            ,IRepository<SysDictType, MasterDbContextLocator> sysDictTypeRep
            ,IRepository<SysDictData, MasterDbContextLocator> sysDictDataRep
            ,ISysExcelTemplateService sysExcelTemplateService
        )
        {
            _wmsUnitRep = wmsUnitRep;
         _sysDictTypeRep = sysDictTypeRep;
         _sysDictDataRep = sysDictDataRep;
         _sysExcelTemplateService = sysExcelTemplateService;
        }

        /// <summary>
        /// 分页查询单位信息
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpGet("WmsUnit/page")]
        public async Task<PageResult<WmsUnitOutput>> Page([FromQuery] WmsUnitSearch input)
        {
            var wmsUnits = await _wmsUnitRep.DetachedEntities
                                     .Where(!string.IsNullOrEmpty(input.UnitCode), u => u.UnitCode == input.UnitCode)
                                     .Where(!string.IsNullOrEmpty(input.UnitName), u => u.UnitName == input.UnitName)
                                     .Where(!string.IsNullOrEmpty(input.UnitDesc), u => u.UnitDesc == input.UnitDesc)
                                     .Where(input.IsDisabled != null, u => u.IsDisabled == input.IsDisabled)
                                     .Where(input.CreatedTime!=null, u => u.CreatedTime>=  Convert.ToDateTime(input.CreatedTime[0]) && u.CreatedTime<= Convert.ToDateTime(input.CreatedTime[1]))
                                     .Where(input.UpdatedTime!=null, u => u.UpdatedTime>=  Convert.ToDateTime(input.UpdatedTime[0]) && u.UpdatedTime<= Convert.ToDateTime(input.UpdatedTime[1]))
                                     .Where(!string.IsNullOrEmpty(input.CreatedUserName), u => u.CreatedUserName == input.CreatedUserName)
                                     .Where(!string.IsNullOrEmpty(input.UpdatedUserName), u => u.UpdatedUserName == input.UpdatedUserName)
                                     .OrderBy(PageInputOrder.OrderBuilder<WmsUnitSearch>(input))
                                     .ProjectToType<WmsUnitOutput>()
                                     .ToADPagedListAsync(input.PageNo, input.PageSize);
            return wmsUnits;
        }

        /// <summary>
        /// 不分页查询单位信息列表
        /// </summary>
        /// <param name="input">单位信息查询参数</param>
        /// <returns>(单位信息)实例列表</returns>
        [HttpGet("WmsUnit/listNonPage")]
        public async Task<List<WmsUnitOutput>> ListNonPageAsync([FromQuery] WmsUnitSearchNonPage input)
        {
            var pUnitCode = input.UnitCode?.Trim() ?? "";
            var pUnitName = input.UnitName?.Trim() ?? "";
            var pUnitDesc = input.UnitDesc?.Trim() ?? "";
            var pIsDisabled = input.IsDisabled;
            var pCreatedTime = input.CreatedTime;
            var pUpdatedTime = input.UpdatedTime;
            var pCreatedUserName = input.CreatedUserName?.Trim() ?? "";
            var pUpdatedUserName = input.UpdatedUserName?.Trim() ?? "";
            var wmsUnits = await _wmsUnitRep.DetachedEntities
                .Where(!string.IsNullOrEmpty(pUnitCode), u => u.UnitCode == pUnitCode)
                .Where(!string.IsNullOrEmpty(pUnitName), u => u.UnitName == pUnitName)
                .Where(!string.IsNullOrEmpty(pUnitDesc), u => u.UnitDesc == pUnitDesc)
                .Where(pIsDisabled != null, u => u.IsDisabled == pIsDisabled)
           .Where(input.CreatedTime!=null, u => u.CreatedTime>=  Convert.ToDateTime(input.CreatedTime[0]) && u.CreatedTime<= Convert.ToDateTime(input.CreatedTime[1]))
           .Where(input.UpdatedTime!=null, u => u.UpdatedTime>=  Convert.ToDateTime(input.UpdatedTime[0]) && u.UpdatedTime<= Convert.ToDateTime(input.UpdatedTime[1]))
                .Where(!string.IsNullOrEmpty(pCreatedUserName), u => u.CreatedUserName == pCreatedUserName)
                .Where(!string.IsNullOrEmpty(pUpdatedUserName), u => u.UpdatedUserName == pUpdatedUserName)
            .OrderBy(PageInputOrder.OrderNonPageBuilder(input))
            .ProjectToType<WmsUnitOutput>()
            .ToListAsync();
            return wmsUnits;
        }

         /// <summary>
        /// 获取单位信息
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpGet("WmsUnit/detail")]
        public async Task<WmsUnitOutput> Get([FromQuery] QueryeWmsUnitInput input)
        {
            return (await _wmsUnitRep.DetachedEntities.FirstOrDefaultAsync(u => u.Id == input.Id)).Adapt<WmsUnitOutput>();
        }

        /// <summary>
        /// 获取单位信息列表
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpGet("WmsUnit/list")]
        public async Task<List<WmsUnitOutput>> List([FromQuery] WmsUnitInput input)
        {
            return await _wmsUnitRep.DetachedEntities.ProjectToType<WmsUnitOutput>().ToListAsync();
        }    

        #region 增、删、改

        /// <summary>
        /// 增加单位信息
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpPost("WmsUnit/add")]
        public async Task Add(AddWmsUnitInput input)
        {
            var wmsUnit = input.Adapt<WmsUnit>();
                        //验证
            await CheckExisit(wmsUnit);

            wmsUnit.CreatedUserId = wmsUnit.UpdatedUserId = SysHelper.GetUserId();
            wmsUnit.CreatedUserName = wmsUnit.UpdatedUserName = SysHelper.GetUserName();
            wmsUnit.CreatedTime = wmsUnit.UpdatedTime = SysHelper.GetNowTime();
            await _wmsUnitRep.InsertAsync(wmsUnit);
        }

        /// <summary>
        /// 删除单位信息
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpPost("WmsUnit/delete")]
        public async Task Delete(DeleteWmsUnitInput input)
        {
            var wmsUnit = await _wmsUnitRep.FirstOrDefaultAsync(u => u.Id == input.Id);
            await _wmsUnitRep.DeleteAsync(wmsUnit);
            
        }

        /// <summary>
        /// 更新单位信息
        /// </summary>
        /// <param name="input"></param>
        /// <returns></returns>
        [HttpPost("WmsUnit/edit")]
        public async Task Update(UpdateWmsUnitInput input)
        {
            var isExist = await _wmsUnitRep.AnyAsync(u => u.Id == input.Id, false);
            if (!isExist) throw Oops.Oh(ErrorCode.D1002);

            var wmsUnit = input.Adapt<WmsUnit>();
            //验证
            await CheckExisit(wmsUnit,true);

            wmsUnit.UpdatedUserId = SysHelper.GetUserId();
            wmsUnit.UpdatedUserName = SysHelper.GetUserName();
            wmsUnit.UpdatedTime = SysHelper.GetNowTime();
            await _wmsUnitRep.UpdateAsync(wmsUnit,ignoreNullValues:true);
        }

        #endregion

        #region 导入

        /// <summary>
        /// Excel模板导入单位信息功能
        /// </summary>
        /// <param name="file">Excel模板文件</param>
        /// <returns>导入的记录数</returns>
        [HttpPost("WmsUnit/importExcel")]
        public async Task<int> ImportExcelAsync(IFormFile file)
        { 
            int _HeadStartLine = 2;//第1行是说明,第2行是列名
            int _DataStartLine = 3;//第3行开始是数据

            DataTable importDataTable = ExcelUtil.ImportExcelToDataTable(file, _HeadStartLine, _DataStartLine);
            var addList =await CommonImport(importDataTable, _DataStartLine);

            lock (_lock)
            {
                _wmsUnitRep.InsertAsync(addList);
               
            }
            await Task.CompletedTask;
            return addList.Count;
        }

        /// <summary>
        ///  DataTable转换实体对象列表
        /// </summary>
        /// <param name="dataTable"></param>
        /// <param name="dataStartLine">模版列名开始行</param>
        /// <returns></returns>
        private async Task<List<WmsUnit>> CommonImport(DataTable dataTable, int dataStartLine)
        {

            var details = new List<WmsUnit>();
            int index = dataStartLine;//模版列名开始行
            foreach (System.Data.DataRow row in dataTable.Rows)
            {
                index++;

               //导入模版定制化代码（替换模版使用）
                                          
                           var addItem = new WmsUnit()
                            {
                               CreatedTime = SysHelper.GetNowTime(),
                               CreatedUserId = SysHelper.GetUserId(),
                               CreatedUserName = SysHelper.GetUserName(),
                               UpdatedTime = SysHelper.GetNowTime(),
                               UpdatedUserId = SysHelper.GetUserId(),
                               UpdatedUserName = SysHelper.GetUserName()
                             };
                          #region 定义变量
                           var _UnitCode = "";//编号
                           var _UnitName = "";//名称
                           var _UnitDesc = "";//描述
                           var _IsDisabled = "";//是否禁用
                           var _Id = "";//Id主键
                          #endregion
                          
                          
                          #region 取值
                           _UnitCode = row["编号"]?.ToString() ;
                           _UnitName = row["名称"]?.ToString() ;
                           _UnitDesc = row["描述"]?.ToString() ;
                           _IsDisabled = row["是否禁用"]?.ToString() ;
                           _Id = row["Id主键"]?.ToString() ;
                          #endregion
                          
                          
                          #region 验证
                          
                          if (string.IsNullOrEmpty(_UnitCode))
                          {
                            throw Oops.Oh($"第{index}行[编号]{_UnitCode}不能为空！");
                          }
                          
                          if(!string.IsNullOrEmpty(_UnitCode))
                          {
                                addItem.UnitCode = (string)_UnitCode;
                           }
                          
                          if (string.IsNullOrEmpty(_UnitName))
                          {
                            throw Oops.Oh($"第{index}行[名称]{_UnitName}不能为空！");
                          }
                          
                          if(!string.IsNullOrEmpty(_UnitName))
                          {
                                addItem.UnitName = (string)_UnitName;
                           }
                          if(!string.IsNullOrEmpty(_UnitDesc))
                          {
                                addItem.UnitDesc = (string)_UnitDesc;
                           }
                          if(!string.IsNullOrEmpty(_IsDisabled))
                          {
                            if(!_IsDisabled.Equals("是") && !_IsDisabled.Equals("否"))
                             {
                               throw Oops.Oh($"第{index}行[是否禁用]{_IsDisabled}值不正确！");
                             }
                             else
                             {
                               bool outIsDisabled = _IsDisabled.Equals("是") ? true : false;
                               addItem.IsDisabled = outIsDisabled;
                             }
                             }
                          
                          if(!string.IsNullOrEmpty(_Id))
                          {
                              if (!long.TryParse(_Id, out long outId)&&!string.IsNullOrEmpty(_Id))
                              {
                                 throw Oops.Oh($"第{index}行[Id主键]{_Id}值不正确！");
                              }
                              if (outId <= 0&&!string.IsNullOrEmpty(_Id))
                              {
                                 throw Oops.Oh($"第{index}行[Id主键]{_Id}值不能小于等于0！");
                              }
                              else
                              {
                                 addItem.Id = outId;
                              }
                          
                          }
                          #endregion
                          

              
                details.Add(addItem);
            }
              //验重
              await CheckExisitForImport(details);
            
            return details;
        }

        /// <summary>
        /// 根据版本下载单位信息的Excel导入模板
        /// </summary>
        /// <param name="version">模板版本</param>
        /// <returns>下载的模板文件</returns>
        [HttpGet("WmsUnit/downloadExcelTemplate")]
        public IActionResult DownloadExcelTemplate([FromQuery] string version)
        {
            string _path = TemplateConst.EXCEL_TEMPLATEFILE_导入模版路径 + $"\\WmsUnit{TemplateConst.EXCEL_TEMPLATEFILE_导入模版名称后缀}.xlsx";
            var fileName = HttpUtility.UrlEncode($"导入模板(单位信息).xlsx", Encoding.GetEncoding("UTF-8"));
            return new FileStreamResult(new FileStream(_path, FileMode.Open), "application/octet-stream") { FileDownloadName = fileName };
        }

        #endregion

        #region 私有方法

        /// <summary>
        /// 根据联合主键验证数据是否已存在-数据库
        /// </summary>
        /// <param name="input"></param>
        /// <param name="isEdit"></param>
        /// <returns></returns>
        private async Task CheckExisit( WmsUnit input,bool isEdit=false)
        {
           

           
           bool isExist = false;
           if (!isEdit)//新增
           {
                   //数据是否存在重复
                   isExist = await _wmsUnitRep.AnyAsync(u =>
                                   u.UnitCode.Equals(input.UnitCode)
                   ,false);
          }
           else//编辑 
          {

          
                
                 //当前编辑数据以外是否存在重复
                  isExist = await _wmsUnitRep.AnyAsync(u => 
                                    u.Id != input.Id
                                    &&u.UnitCode.Equals(input.UnitCode)
                    ,false);
               }
               
        

            if (isExist) throw Oops.Oh(ErrorCode.E0001);
       }
        
        /// <summary>
        /// 根据联合主键验证数据是否已存在-导入时验证
        /// </summary>
        /// <param name="inputs"></param>
        /// <returns></returns>
        private async Task CheckExisitForImport(List<WmsUnit> inputs)
        { 
            //根据联合主键验证表格中中是否已存在相同数据  
                 if (inputs?.Count <= 0)
                 {
                     throw Oops.Oh($"导入数据不能为空");
                 }
                 //数据是否重复
                 var existExcelItem = inputs.GroupBy(g => new {
                                               g.UnitCode
                                               })
                                               .Where(g => g.Count() > 1)
                                               .Select(s => new {
                                               s.Key.UnitCode
                                               }).FirstOrDefault();
                 if (existExcelItem != null)
                 {
                   var wmsUnit = existExcelItem.Adapt<WmsUnit>();
                   var item= existExcelItem.Adapt<WmsUnit>();
                   throw Oops.Oh($"导入的表格中,编号[{item.UnitCode}]已存在");
                 }
                      



    //根据联合主键验证数据库中是否已存在相同数据
                 var existDBItem = await _wmsUnitRep.DetachedEntities.FirstOrDefaultAsync(w=> 
                                                                         inputs.Select(s=>""
                                                                           +s.UnitCode
                                                                        )
                                                                        .Contains(""
                                                                         +w.UnitCode
                  ));
                  if (existDBItem != null)
                 {
                   var wmsUnit = existExcelItem.Adapt<WmsUnit>();
                   var item= existExcelItem.Adapt<WmsUnit>();
                   throw Oops.Oh($"系统中,编号[{item.UnitCode}]已存在");
                 }
        }

        #endregion
    }
}