using System;
using System.Collections.Generic;
using System.Linq;
using System.Text;
using EMIS.DataLogic.Common.CalendarManage;
using Bowin.Common.Linq.Entity;
using EMIS.Entities;
using EMIS.ViewModel;
using System.Linq.Expressions;
using EMIS.ViewModel.CalendarManage;

namespace EMIS.CommonLogic.CalendarManage
{
    public class SCalendarServices : BaseServices, ISCalendarServices
    {
        public SCalendarDAL scalendarDAL { get; set; }
        /// <summary>
        /// 查询校历信息
        /// </summary>
        /// <param name="configuretView">查询条件实体</param>
        /// <param name="activitiesType">活动类型</param>
        /// <param name="timesSegment">时间段</param>
        /// <param name="pageIndex">页码</param>
        /// <param name="pageSize">显示页数</param>
        /// <returns></returns>
        public IGridResultSet<SCalendarView> GetSCalendarViewGrid(ConfiguretView configuretView, int? activitiesType, int? timesSegment, int pageIndex, int pageSize)
        {
            var query = scalendarDAL.GetSCalendarQueryable(x => true);
            if (activitiesType.HasValue && activitiesType != -1)
                query = query.Where(x => x.ActivitiesType == activitiesType);
            if (timesSegment.HasValue && timesSegment != -1)
                query = query.Where(x => x.TimesSegment == timesSegment);

            if (!string.IsNullOrEmpty(configuretView.ConditionValue))
                return query.DynamicWhere(configuretView.Attribute, configuretView.Condition, configuretView.ConditionValue)
                    .OrderByDescending(x => x.ActivitiesTime).ThenBy(x => x.TimesSegment).ToGridResultSet<SCalendarView>(pageIndex, pageSize);
            return query.OrderByDescending(x => x.ActivitiesTime).ThenBy(x => x.TimesSegment).ToGridResultSet<SCalendarView>(pageIndex, pageSize);
        }

        /// <summary>
        /// 查询校历信息
        /// </summary>
        /// <param name="configuretView">查询条件实体</param>
        /// <param name="activitiesType">活动类型</param>
        /// <param name="timesSegment">时间段</param>
        /// <returns></returns>
        public List<SCalendarView> GetSCalendarViewList(ConfiguretView configuretView, int? activitiesType, int? timesSegment)
        {
            var query = scalendarDAL.GetSCalendarQueryable(x => true);
            if (activitiesType.HasValue && activitiesType != -1)
                query = query.Where(x => x.ActivitiesType == activitiesType);
            if (timesSegment.HasValue && timesSegment != -1)
                query = query.Where(x => x.TimesSegment == timesSegment);

            if (!string.IsNullOrEmpty(configuretView.ConditionValue))
                return query.DynamicWhere(configuretView.Attribute, configuretView.Condition, configuretView.ConditionValue)
                    .OrderByDescending(x => x.ActivitiesTime).ThenBy(x => x.TimesSegment).ToList();
            return query.OrderByDescending(x => x.ActivitiesTime).ThenBy(x => x.TimesSegment).ToList();
        }

        /// <summary>
        /// 获取校历信息
        /// </summary>
        /// <param name="activitiesID">主键ID</param>
        /// <returns></returns>
        public CF_SCalendar GetSCalendar(Guid? activitiesID)
        {
            //查询条件
            Expression<Func<CF_SCalendar, bool>> expression = (x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE);
            expression = (x => x.ActivitiesID == activitiesID);
            return scalendarDAL.scalendarRepository.GetSingle(expression);
        }

        /// <summary>
        /// 获取校历信息
        /// </summary>
        /// <param name="Name">活动名称</param>
        /// <returns></returns>
        public CF_SCalendar GetSCalendar(string Name)
        {
            //查询条件
            Expression<Func<CF_SCalendar, bool>> expression = (x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE);
            expression = (x => x.Name == Name);
            return scalendarDAL.scalendarRepository.GetSingle(expression);
        }

        /// <summary>
        /// 获取校历信息
        /// </summary>
        /// <param name="activitiesID">主键ID</param>
        /// <returns></returns>
        public SCalendarView GetSCalendarView(Guid? activitiesID)
        {
            SCalendarView scalendarView = new SCalendarView();
            if (activitiesID.HasValue)
                scalendarView = scalendarDAL.GetSCalendarQueryable(x => true).Where(x => x.ActivitiesID == activitiesID).FirstOrDefault();
            return scalendarView;
        }

        /// <summary>
        /// 添加
        /// </summary>
        /// <param name="scalendar">实体</param>
        /// <returns></returns>
        public bool SCalendarAdd(SCalendarView scalendarView)
        {
            try
            {
                if (this.scalendarDAL.scalendarRepository
                          .GetList(x => x.Name == scalendarView.Name && x.ActivitiesTime == scalendarView.ActivitiesTime
                    && x.TimesSegment == scalendarView.TimesSegment).Count() > 0)
                {
                    throw new Exception("已存在相同的数据，请重新输入！");
                }

                CF_SCalendar scalendar = new CF_SCalendar();

                scalendar.ActivitiesID = Guid.NewGuid();
                scalendar.Name = scalendarView.Name;
                scalendar.ActivitiesTime = scalendarView.ActivitiesTime.Value;
                scalendar.TimesSegment = scalendarView.TimesSegment.Value;
                scalendar.ActivitiesContent = scalendarView.ActivitiesContent;
                scalendar.ActivitiesType = scalendarView.ActivitiesType;
                this.SetNewStatus(scalendar);
                UnitOfWork.Add(scalendar);
                UnitOfWork.Commit();
                return true;
            }
            catch (Exception)
            {

                throw;
            }
        }

        /// <summary>
        /// 修改
        /// </summary>
        /// <param name="scalendar">实体</param>
        /// <returns></returns>
        public bool SCalendarUpdate(SCalendarView scalendarView)
        {
            try
            {
                if (this.scalendarDAL.scalendarRepository
                          .GetList(x => x.RecordStatus > (int)SYS_STATUS.UNUSABLE
                          && x.Name == scalendarView.Name && x.ActivitiesTime == scalendarView.ActivitiesTime
                    && x.TimesSegment == scalendarView.TimesSegment && x.ActivitiesID != scalendarView.ActivitiesID).Count() > 0)
                {
                    throw new Exception("活动名称已存在，请重新输入！");
                }

                var scalendar = GetSCalendar(scalendarView.ActivitiesID);
                if (scalendar == null)
                {
                    throw new Exception("未能找到相对应的数据！");
                }
                scalendar.Name = scalendarView.Name;
                scalendar.ActivitiesTime = scalendarView.ActivitiesTime.Value;
                scalendar.TimesSegment = scalendarView.TimesSegment.Value;
                scalendar.ActivitiesContent = scalendarView.ActivitiesContent;
                scalendar.ActivitiesType = scalendarView.ActivitiesType;
                this.SetModifyStatus(scalendar);
                UnitOfWork.Commit();
                return true;
            }
            catch (Exception)
            {

                throw;
            }
        }

        /// <summary>
        /// 删除
        /// </summary>
        /// <param name="activitiesIDs"></param>
        /// <returns></returns>
        public bool SCalendarDelete(List<Guid> activitiesIDs)
        {
            try
            {
                UnitOfWork.Delete<CF_SCalendar>(x => activitiesIDs.Contains(x.ActivitiesID));
                UnitOfWork.Commit();
                return true;
            }
            catch (Exception)
            {

                throw;
            }
        }

    }
}