using System;
using System.Collections.Generic;
using System.Linq;
using System.Linq.Expressions;
using System.Text;
using System.Threading.Tasks;
using Model.ModelDto.SysDto;
using SqlSugar;
using WMS.Entity.SysEntity;
using WMS.IBLL.ILogServer;
using WMS.IBLL.ISysServer;
using WMS.IDAL.ISysInterface;

namespace WMS.BLL.SysServer
{
    public class UnitServer : IUnitServer
    {
        public IUnitRepository UnitRst { get; set; }
        private readonly IOperationSysServer _operation;

        public UnitServer(IUnitRepository unitRst, IOperationSysServer operation)
        {
            UnitRst = unitRst;
            _operation = operation;
        }

        /// <summary>
        /// 查询计量单位信息
        /// </summary>
        /// <param name="unitNo">单位编号</param>
        /// <param name="unitName">单位名称</param>
        /// <param name="page"></param>
        /// <param name="limit"></param>
        /// <param name="count"></param>
        /// <returns></returns>
        public List<UnitDto> GetUnitList(string unitNo, string unitName, int page, int limit, out int count)
        {
            try
            {
                Expression<Func<SysUnit, bool>> item = Expressionable.Create<SysUnit>() //创建表达式
                    .AndIF(!string.IsNullOrWhiteSpace(unitNo), it => it.UnitNo.Contains(unitNo.Trim()))
                    .AndIF(!string.IsNullOrWhiteSpace(unitName), it => it.UnitName.Contains(unitName.Trim()))
                    .ToExpression();//注意 这一句 不能少


                var data = UnitRst.GetAllByOrderPageAsync(item, limit, page, out int counts)
                    .Includes(x => x.CreateUserInfo)
                    .Includes(x => x.UpdateUserInfo).ToList();
                count = counts;
                return data.Select(m => new UnitDto()
                {
                    Id = m.Id,
                    UnitNo = m.UnitNo,
                    UnitName = m.UnitName,
                    Abbrev = m.Abbrev,
                    CreateTime = m.CreateTime,
                    CreateUserName = m.CreateUserInfo == null ? "" : m.CreateUserInfo.RealName,
                    UpdateTime = m.UpdateTime,
                    UpdateUserName = m.UpdateUserInfo == null ? "" : m.UpdateUserInfo.RealName
                }).ToList();


            }
            catch (Exception e)
            {
                throw new Exception(e.Message);
            }
        }
        /// <summary>
        /// 获取单条单位信息
        /// </summary>
        /// <param name="id"></param>
        /// <returns></returns>
        public SysUnit GetUnit(int id)
        {
            try
            {
                var data = UnitRst.GetOneById(id);
                return data;
            }
            catch (Exception e)
            {
                throw new Exception(e.Message);
            }
        }
        /// <summary>
        /// 添加单位信息
        /// </summary>
        /// <param name="unitName">名称</param>
        /// <param name="abbrev">缩写</param>
        /// <param name="userId">操作人</param>
        /// <returns></returns>
        public bool AddUnit(string unitName, string abbrev, int userId)
        {
            try
            {
                if (string.IsNullOrEmpty(abbrev))
                {
                    var date = UnitRst.GetAllWhereAsync(m => m.UnitName == unitName).Count();
                    if (date > 0)
                    {
                        throw new Exception("单位名称重复");
                    }
                }
                else
                {
                    var date = UnitRst.GetAllWhereAsync(m => m.UnitName == unitName || m.Abbrev == abbrev).Count();
                    if (date > 0)
                    {
                        throw new Exception("单位名称或英文缩写重复");
                    }
                }

                //自动UnitCode处理
                var unitList = UnitRst.GetAllAsync().OrderByDescending(m => m.UnitNo);
                var code = "01";
                if (unitList != null && unitList.Count()>0)
                {
                    var unitCode = unitList.First().UnitNo;
                    var str = unitCode.Substring(0, 1);
                    var str2 = unitCode.Substring(1, 1);
                    code = str == "0" ? (str2 == "9" ? (int.Parse(str2) + 1).ToString() : "0" + (int.Parse(str2) + 1)) : (int.Parse(unitCode) + 1).ToString();
                }

                var num = UnitRst.Add(new SysUnit()
                {
                    UnitNo = code,
                    UnitName = unitName,
                    Abbrev = abbrev,
                    CreateUser = userId
                });
                if (num > 0)
                {
                    _operation.InsertOperation("基础信息", "计量单位", code, "添加", "添加计量单位 单位号：" + code, Convert.ToInt32(userId));
                }
                return num > 0;
            }
            catch (Exception e)
            {
                throw new Exception(e.Message);
            }
        }
        /// <summary>
        /// 编辑单位信息
        /// </summary>
        /// <param name="id"></param>
        /// <param name="unitName">名称</param>
        /// <param name="abbrev">缩写</param>
        /// <param name="userId">操作人</param>
        /// <returns></returns>
        public bool EditUnit(int id, string unitName, string abbrev, int userId)
        {
            try
            {
                if (string.IsNullOrEmpty(abbrev))
                {
                    var date = UnitRst.GetAllWhereAsync(m => m.Id != id && m.UnitName == unitName).Count();
                    if (date > 0)
                    {
                        throw new Exception("单位名称重复");
                    }
                }
                else
                {
                    var date = UnitRst.GetAllWhereAsync(m => m.Id != id && (m.UnitName == unitName || m.Abbrev == abbrev)).Count();
                    if (date > 0)
                    {
                        throw new Exception("单位名称或英文缩写重复");
                    }
                }

                //自动UnitCode处理
                var unit = UnitRst.GetOneById(id);
                if (unit == null)
                {
                    throw new Exception("未查询到单位信息");
                }
                unit.UnitName = unitName;
                unit.Abbrev = abbrev;
                unit.UpdateUser = userId;
                unit.UpdateTime = DateTime.Now;

                var num = UnitRst.Edit(unit);
                return num > 0;
            }
            catch (Exception e)
            {
                throw new Exception(e.Message);
            }
        }

        public bool DelUnit(int id, int userId)
        {
            try
            {
                var unit = UnitRst.GetOneById(id);
                if (unit == null)
                {
                    throw new Exception("未查询到单位信息");
                }
                int num = UnitRst.Remove(id, userId);
                if (num > 0)
                {
                    _operation.InsertOperation("基础信息", "计量单位", unit.UnitNo, "删除", "删除计量单位 单位号：" + unit.UnitNo, Convert.ToInt32(userId));
                }

                return num > 0;
            }
            catch (Exception e)
            {
                throw new Exception(e.Message);
            }
        }

        public bool DelsUnit(List<int> ids, int userId)
        {
            try
            {
                var list = UnitRst.GetAllWhereAsync(m => ids.Contains(m.Id)).ToList();
                if (list.Count > 0)
                {
                    for (int i = 0; i < list.Count; i++)
                    {
                        _operation.InsertOperation("基础信息", "计量单位", list[i].UnitNo, "删除", "删除计量单位 单位号：" + list[i].UnitNo, Convert.ToInt32(userId));
                    }
                }
                var num = UnitRst.RemoveAll(list, userId);
                return num > 0;
            }
            catch (Exception e)
            {
                throw new Exception(e.Message);
            }
        }
    }
}