pdbaaaaa.a

人事管理系统

using System;
using System.Collections.Generic;
using System.Text;
using System.Data;
using System.Data.SqlClient;
using MODEL;
using DBManage;
using IDAL;

namespace SQLServerDAL
{
     public class MessageService:IMessageService
    {
        #region IBaseService<Message> 成员


        private static List<Message> GetModelsFromDataSet(DataSet ds)
        {
            List<Message> ls = new List<Message>();
            foreach (DataRow row in ds.Tables[0].Rows)
            {
                Message model = new Message();
                model.MessageId= Convert.ToInt32(row[0]);
                model.Title = Convert.ToString(row[1]);
                model.Content = Convert.ToString(row[2]);
                model.Type = Convert.ToInt32(row[3]);
                model.BeginTime = Convert.ToString(row[4]);
                model.EndTime = Convert.ToString(row[5]);
                model.FromUserId = Convert.ToString(row[6]);
                model.IfPublish = Convert.ToInt32(row[7]);
                model.RecordTime = Convert.ToString(row[8]);
                ls.Add(model);
            }
            return ls;
        }

        public int AddModel(Message model)
        {
            string sql = string.Format("insert into Message values('{0}','{1}','{2}','{3}','{4}','{5}','{6}','{7}')", model.Title,model.Content,model.Type,
                model.BeginTime ,
                model.EndTime,
                model.FromUserId,
                model.IfPublish,
                model.RecordTime);
            return DBOperate.UpdateModel(sql);
        }

        public int DeleteModelById(int id)
        {
            string where = " MessageId=" + id;
            return DeleteModelByWhere(where);
        }

        public int DeleteModelByWhere(string where)
        {
            string sql = string.Format("delete Message");
            if (!string.IsNullOrEmpty(where))
            {
                sql = sql + " where " + where;
            }
            return DBOperate.UpdateModel(sql);
        }

        public int UpdateModel(Message model)
        {
            string something = string.Format(" Title='{0}',Content='{1}',Type='{2}',BeginTime='{3}',EndTime='{4}',FromUserId='{5}',IfPublish='{6}',RecordTime='{7}' ", model.Title, model.Content, model.Type,
                model.BeginTime,
                model.EndTime,
                model.FromUserId,
                model.IfPublish,
                model.RecordTime);
            string where = string.Format(" MessageId={0} ", model.MessageId);
            return UpdateSomethingByWhere(something, where);
        }

        public int UpdateSomethingByWhere(string something, string where)
        {
            string sql = "update Message set " + something;
            if (!string.IsNullOrEmpty(where))
            {
                sql = sql + " where " + where;
            }
            return DBOperate.UpdateModel(sql);
        }

        public List<Message> GetAllModels()
        {
            DataSet ds = DBOperate.GetModels("Message", "");
            return GetModelsFromDataSet(ds);
        }

        public Message GetModelById(int id)
        {
            DataSet ds = DBOperate.GetModels("Message", "MessageId=" + id);
            return GetModelsFromDataSet(ds)[0];
        }

        public List<Message> GetModelByForeignKey(int ForeignKeyID)
        {
            throw new Exception("The method or operation is not implemented.");
        }

        public List<Message> GetModels(string strWhere)
        {
            DataSet ds = DBOperate.GetModels("Message", strWhere);
            return GetModelsFromDataSet(ds);
        }

        public List<Message> GetModels(int pageIndex, int pageSize, string orderColumnsName, string strWhere)
        {
            DataSet ds = DBOperate.GetModels("Message", pageIndex, pageSize, orderColumnsName, strWhere);
            return GetModelsFromDataSet(ds);
        }

        public List<Message> GetModels(int pageIndex, int pageSize, string orderColumnsName)
        {
            return GetModels(pageIndex, pageSize, orderColumnsName, "");
        }

        public List<Message> GetModels(int pageIndex, string orderColumnsName)
        {
            return GetModels(pageIndex, 10, orderColumnsName, "");
        }

        public List<Message> GetModels(int pageIndex, int pageSize)
        {
            return GetModels(pageIndex, pageSize, "MessageId", "");
        }

        public List<Message> GetModels(int pageIndex)
        {
            return GetModels(pageIndex, 10, "MessageId", "");
        }

        #endregion
    }
}