using System;
using System.Collections.Generic;
using System.Linq;
using WX.CRM.Common;
using WX.CRM.IBLL.Base;

namespace WX.CRM.BLL.Base
{
    public class BAS_GROUPLEADER_BL : IBAS_GROUPLEADER, IBAS_GROUPLEADER_Q
    {
        private WX.CRM.Model.Entity.crmContext db = new WX.CRM.Model.Entity.crmContext();
        #region 新增
        /// <summary>
        /// 新增数据
        /// </summary>
        /// <param name="model"></param>
        /// <returns></returns>
        public bool Create(ref ValidationErrors errors, WX.CRM.Model.Entity.BAS_GROUPLEADER model)
        {
            try
            {
                var u = db.BAS_INNERUSER.FirstOrDefault(p => p.EID == model.map_EID);
                if (u == null)
                {
                    errors.Add("工号输入不对！");
                    return false;
                }
                model.INNERUSERID = u.PKID;
                if (model.LEADERTYPE == 10)
                {
                    var entry1 = db.BAS_GROUPLEADER.FirstOrDefault(p => p.INNERGROUPID == model.INNERGROUPID && p.LEADERTYPE == 10);
                    if (entry1 != null)
                    {
                        errors.Add("这组已经有第一组长了！");
                        return false;
                    }
                }
                var entry = db.BAS_GROUPLEADER.FirstOrDefault(p => p.INNERGROUPID == model.INNERGROUPID && p.INNERUSERID == model.INNERUSERID);
                if (entry != null)
                {
                    errors.Add("该员工已经是这个组的负责人！");
                    return false;
                }
                db.BAS_GROUPLEADER.Add(model);
                db.SaveChanges();
                return true;
            }
            catch (Exception ex) { errors.Add(ex.Message); return false; }
        }
        #endregion

        #region 删除
        public bool Delete(ref ValidationErrors errors, decimal inneruserId, decimal groupId)
        {
            try
            {
                db.BAS_GROUPLEADER.Remove(db.BAS_GROUPLEADER.FirstOrDefault(p => p.INNERUSERID == inneruserId && p.INNERGROUPID == groupId));
                db.SaveChanges();
                return true;
            }
            catch (Exception ex) { errors.Add(ex.Message); return false; }
        }
        #endregion
        #region 获取数据列表
        public List<WX.CRM.Model.Entity.BAS_GROUPLEADER> GetList(string gName, string eID)
        {

            IQueryable<WX.CRM.Model.Entity.BAS_GROUPLEADER> query = db.BAS_GROUPLEADER;
            IQueryable<WX.CRM.Model.Entity.BAS_INNERUSER> userQuery = db.BAS_INNERUSER;
            IQueryable<WX.CRM.Model.Entity.BAS_INNERGROUP> groupQuery = db.BAS_INNERGROUP;
            IQueryable<WX.CRM.Model.Entity.BAS_SALESDEPARTMENT> saldeptment = db.BAS_SALESDEPARTMENT;
            if (!string.IsNullOrEmpty(eID))
            {
                decimal ieID = Convert.ToDecimal(eID);
                userQuery = userQuery.Where(m => m.EID.Equals(ieID));
            }
            if (!string.IsNullOrEmpty(gName))
            {
                groupQuery = groupQuery.Where(m => m.GNAME.Contains(gName));
            }

            List<WX.CRM.Model.Entity.BAS_GROUPLEADER> modeList = new List<WX.CRM.Model.Entity.BAS_GROUPLEADER>();
            //modeList = (from m in query
            //            join a in userQuery on m.INNERUSERID equals a.PKID
            //            join b in groupQuery on m.INNERGROUPID equals b.GID
            //            select new WX.CRM.Model.Entity.BAS_GROUPLEADER()          //无法构造实体复杂类，待处理！??
            //            {
            //                CTIME = m.CTIME,
            //                gName = b.GNAME,
            //                INNERGROUPID = m.INNERGROUPID,
            //                INNERUSERID = m.INNERUSERID,
            //                uName = a.UNAME,
            //                EID = a.EID,
            //                CREATEUSER = m.CREATEUSER,
            //                UTIME = m.UTIME,
            //                UPDATEUSER = m.UPDATEUSER
            //            }).OrderBy(m => m.INNERGROUPID).ToList();

            List<tem> modeList2 = new List<tem>();
            modeList2 = ((from m in query
                          join a in userQuery on m.INNERUSERID equals a.PKID
                          join b in groupQuery on m.INNERGROUPID equals b.GID
                          select new tem()
                          {
                              CTIME = m.CTIME,
                              gName = b.GNAME,
                              INNERGROUPID = m.INNERGROUPID,
                              INNERUSERID = m.INNERUSERID,
                              uName = a.UNAME,
                              EID = a.EID,
                              LEARDERTYPE = m.LEADERTYPE
                          }).Union(from m in query
                                   join a in userQuery on m.INNERUSERID equals a.PKID
                                   join b in saldeptment on m.INNERGROUPID equals b.SALEDEPTID
                                   select new tem()
                                   {
                                       CTIME = m.CTIME,
                                       gName = b.DEPTNAME,
                                       INNERGROUPID = m.INNERGROUPID,
                                       INNERUSERID = m.INNERUSERID,
                                       uName = a.UNAME,
                                       EID = a.EID,
                                       LEARDERTYPE = m.LEADERTYPE
                                   }).Union(from m in query
                                            join a in userQuery on m.INNERUSERID equals a.PKID
                                            where m.INNERGROUPID == 0
                                            select new tem()
                                            {
                                                CTIME = m.CTIME,
                                                gName = null,
                                                INNERGROUPID = m.INNERGROUPID,
                                                INNERUSERID = m.INNERUSERID,
                                                uName = a.UNAME,
                                                EID = a.EID,
                                                LEARDERTYPE = m.LEADERTYPE
                                            })).OrderByDescending(m => m.CTIME).ToList();
            foreach (var m in modeList2)
            {
                modeList.Add(new WX.CRM.Model.Entity.BAS_GROUPLEADER()
                {
                    CTIME = m.CTIME,
                    gName = m.INNERGROUPID == 0 ? "全部" : m.gName,
                    INNERGROUPID = m.INNERGROUPID,
                    INNERUSERID = m.INNERUSERID,
                    uName = m.uName,
                    EID = m.EID,
                    LEADERTYPE = m.LEARDERTYPE
                });
            }
            return modeList;
        }
        #endregion

        public class tem
        {
            public DateTime? CTIME { get; set; }
            public string gName { get; set; }
            public decimal INNERGROUPID { get; set; }
            public decimal INNERUSERID { get; set; }
            public string uName { get; set; }
            public decimal EID { get; set; }
            public decimal? LEARDERTYPE { get; set; }
        }

        public List<WX.CRM.Model.Entity.BAS_GROUPLEADER> GetListGroupLeaderByUserId(decimal UserId)
        {
            return db.BAS_GROUPLEADER.Where(p => p.INNERUSERID.Equals(UserId)).ToList();
        }

        public WX.CRM.Model.Entity.BAS_GROUPLEADER GetInfo(decimal gid, decimal userid)
        {
            return db.BAS_GROUPLEADER.FirstOrDefault(p => p.INNERGROUPID == gid && p.INNERUSERID == userid);
        }
        public List<WX.CRM.Model.Entity.BAS_GROUPLEADER> GetList()
        {
            return db.BAS_GROUPLEADER.ToList();
        }
    }
}