vdbaaaaa.a

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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 ReadCommonMessageService:IReadCommonMessageService
    {
        #region IBaseService<ReadCommonMessage> 成员


        private static List<ReadCommonMessage> GetModelsFromDataSet(DataSet ds)
        {
            List<ReadCommonMessage> ls = new List<ReadCommonMessage>();
            foreach (DataRow row in ds.Tables[0].Rows)
            {
                ReadCommonMessage model = new ReadCommonMessage();
                model.ReadId = Convert.ToInt32(row[0]);
                model.MessageId = Convert.ToInt32(row[1]);
                model.UserId = Convert.ToString(row[2]);
                ls.Add(model);
            }
            return ls;
        }

        public int AddModel(ReadCommonMessage model)
        {
            string sql = string.Format("insert into ReadCommonMessage values('{0}','{1}','{2}')",
               model.MessageId,
                model.UserId  );
            return DBOperate.UpdateModel(sql);
        }

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

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

        public int UpdateModel(ReadCommonMessage model)
        {
            string something = string.Format(" MessageId='{0}',UserId='{1}' ",
                 model.MessageId,
                model.UserId);
            string where = string.Format(" ReadId={0} ", model.ReadId);
            return UpdateSomethingByWhere(something, where);
        }

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

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

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

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

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

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

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

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

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

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

        #endregion
    }
}