TG.WXCRM.V4/BLL/Base/BAS_PARAMETERGROUP_BL.cs

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

namespace WX.CRM.BLL.Base
{
    public class BAS_PARAMETERGROUP_BL : IBAS_PARAMETERGROUP_Q, IBAS_PARAMETERGROUP
    {
        public BAS_PARAMETERGROUP GetModel_ParameterGroup(string id)
        {
            using (var db = new crmContext())
            {
                return db.BAS_PARAMETERGROUP.FirstOrDefault(m => m.GROUPID == id);
            }
        }
        public List<BAS_PARAMETERGROUP> GetList()
        {
            using (var db = new crmContext())
            {
                return db.BAS_PARAMETERGROUP.ToList<BAS_PARAMETERGROUP>();
            }
        }
        public List<BAS_PARAMETERGROUP> GetList_ParameterGroup(ref Pager pg, string id, string name, string stime, string etime)
        {
            using (var db = new crmContext())
            {
                IQueryable<BAS_PARAMETERGROUP> data = db.BAS_PARAMETERGROUP.AsQueryable<BAS_PARAMETERGROUP>();
                if (!string.IsNullOrEmpty(id))
                    data = data.Where(m => m.GROUPID.Contains(id));
                if (!string.IsNullOrEmpty(name))
                    data = data.Where(m => m.GROUPNAME.Contains(name));

                DateTime _stime;
                DateTime _etime;
                if (!string.IsNullOrEmpty(stime) && DateTime.TryParse(stime, out _stime))
                    data = data.Where(m => m.CTIME >= _stime);
                if (!string.IsNullOrEmpty(etime) && DateTime.TryParse(etime, out _etime))
                {
                    _etime = _etime.AddDays(1);
                    data = data.Where(m => m.CTIME < _etime);
                }

                if (pg.order == "desc")
                {
                    switch (pg.sort)
                    {
                        case "groupID":
                            data = data.OrderByDescending(c => c.GROUPID);
                            break;
                        case "groupName":
                            data = data.OrderByDescending(c => c.GROUPNAME);
                            break;
                        case "ctime":
                            data = data.OrderByDescending(c => c.CTIME);
                            break;
                        default:
                            data = data.OrderByDescending(c => c.GROUPID);
                            break;
                    }
                }
                else
                {
                    switch (pg.sort)
                    {
                        case "groupID":
                            data = data.OrderByDescending(c => c.GROUPID);
                            break;
                        case "groupName":
                            data = data.OrderBy(c => c.GROUPNAME);
                            break;
                        case "ctime":
                            data = data.OrderBy(c => c.CTIME);
                            break;
                        default:
                            data = data.OrderBy(c => c.GROUPID); break;
                    }
                }
                PagerUtil.SetPager<BAS_PARAMETERGROUP>(ref data, ref pg);//分页
                return data.ToList();
            }
        }
        public bool Create_ParameterGroup(ref ValidationErrors errors, BAS_PARAMETERGROUP model)
        {
            try
            {
                using (var db = new crmContext())
                {
                    BAS_PARAMETERGROUP entity = GetModel_ParameterGroup(model.GROUPID);
                    if (entity == null)
                    {
                        db.BAS_PARAMETERGROUP.Add(model);
                        return db.SaveChanges().GetResult();
                    }
                    else
                    {
                        errors.Add("添加的参数名已存在！");
                        return false;
                    }
                }
            }
            catch (Exception ex)
            {
                errors.Add(ex.Message);
                return false;
            }

        }
        public bool Update_ParameterGroup(ref ValidationErrors errors, BAS_PARAMETERGROUP model)
        {
            try
            {
                using (var db = new crmContext())
                {
                    BAS_PARAMETERGROUP entity = db.BAS_PARAMETERGROUP.FirstOrDefault(m => m.GROUPID == model.GROUPID);
                    if (entity != null)
                    {
                        entity.GROUPNAME = model.GROUPNAME;
                        db.SaveChanges();
                        return true;
                    }
                    else
                    {
                        errors.Add("添加的参数名已存在！");
                        return false;
                    }

                }
            }
            catch (Exception ex)
            {
                errors.Add(ex.Message);
                return false;
            }
        }
        public bool Delete_ParameterGroup(ref ValidationErrors errors, string id)
        {
            try
            {
                using (var db = new crmContext())
                {
                    BAS_PARAMETERGROUP entity = db.BAS_PARAMETERGROUP.FirstOrDefault(m => m.GROUPID == id);
                    if (entity == null)
                    {
                        errors.Add("数据不存在！");
                        return false;
                    }
                    db.BAS_PARAMETERGROUP.Remove(entity);
                    return db.SaveChanges().GetResult();
                }
            }
            catch (Exception ex)
            {
                errors.Add(ex.Message);
                return false;
            }
        }
    }
}