using System;
using System.Collections.Generic;
using System.Data;
using System.Data.Entity;
using System.Linq;
using WX.CRM.BLL.Base;
using WX.CRM.BLL.Util;
using WX.CRM.Common;
using WX.CRM.IBLL.Res;
using WX.CRM.Model.Entity;

namespace WX.CRM.BLL.Res
{
    public class RES_CUSTOMERFEEDBACK_BL : IRES_CUSTOMERFEEDBACK, IRES_CUSTOMERFEEDBACK_Q
    {
        ValidationErrors errors = new ValidationErrors();


        public bool Create(ref ValidationErrors errors, WX.CRM.Model.Entity.RES_CUSTOMERFEEDBACK model)
        {
            try
            {
                using (WX.CRM.Model.Entity.crmContext db = new WX.CRM.Model.Entity.crmContext())
                {
                    model.PKID = new SEQUENCES_BL().Seq_base_get();
                    model.CTIME = DateTime.Now;
                    db.RES_CUSTOMERFEEDBACK.Add(model);
                    return db.SaveChanges().GetResult();
                }
            }
            catch (Exception ex)
            {
                errors.Add(ex.Message);
                return false;
            }
        }

        public bool Update(ref ValidationErrors errors, WX.CRM.Model.Entity.RES_CUSTOMERFEEDBACK model)
        {
            try
            {
                using (WX.CRM.Model.Entity.crmContext db = new WX.CRM.Model.Entity.crmContext())
                {
                    model.CTIME = DateTime.Now;
                    db.RES_CUSTOMERFEEDBACK.Attach(model);
                    db.Entry<RES_CUSTOMERFEEDBACK>(model).State = EntityState.Modified;
                    db.SaveChanges();
                    return true;
                }
            }
            catch (Exception ex)
            {
                errors.Add(ex.Message);
                return false;
            }
        }

        public bool Delete(ref ValidationErrors errors, decimal id)
        {
            try
            {
                using (WX.CRM.Model.Entity.crmContext db = new WX.CRM.Model.Entity.crmContext())
                {
                    WX.CRM.Model.Entity.RES_CUSTOMERFEEDBACK entry = db.RES_CUSTOMERFEEDBACK.FirstOrDefault(m => m.PKID == id);
                    if (entry == null)
                    {
                        errors.Add("数据已经被删除！");
                        return false;
                    }
                    db.RES_CUSTOMERFEEDBACK.Remove(entry);
                    return db.SaveChanges().GetResult();
                }
            }
            catch (Exception ex) { errors.Add(ex.Message); return false; }
        }

        public WX.CRM.Model.Entity.RES_CUSTOMERFEEDBACK GetModel(decimal id)
        {
            using (var db = new WX.CRM.Model.Entity.crmContext())
            {
                return db.RES_CUSTOMERFEEDBACK.Where(m => m.PKID == id).FirstOrDefault();
            }
        }

        public List<WX.CRM.Model.Entity.RES_CUSTOMERFEEDBACK> GetList(ref Pager pager)
        {
            using (var db = new WX.CRM.Model.Entity.crmContext())
            {
                var queryData = db.RES_CUSTOMERFEEDBACK.AsQueryable();

                queryData = queryData.OrderByDescending(m => m.CTIME);

                PagerUtil.SetPager<WX.CRM.Model.Entity.RES_CUSTOMERFEEDBACK>(ref queryData, ref pager);
                return queryData.ToList();
            }
        }

        public List<WX.CRM.Model.Entity.RES_CUSTOMERFEEDBACK> GetList()
        {
            using (var db = new WX.CRM.Model.Entity.crmContext())
            {
                return db.RES_CUSTOMERFEEDBACK.ToList();
            }
        }
    }
}