g.hnyhua.cn/Mtxfw.DAL/city.cs

using System;
using System.Data;
using System.Text;
using System.Data.SqlClient;

namespace Mtxfw.DAL
{
	/// <summary>
	/// 数据访问类:city
	/// </summary>
    public partial class city : Mtxfw.Utility.Myabstract
    {
        public city()
            : base("city")
        { }

        /// <summary>
        /// 增加一条数据
        /// </summary>
        public int Add(Mtxfw.Model.city model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("insert into city(");
            strSql.Append("CityID,CityName,ProvinceID,pinyin,pinyinjx,citycode,center)");
            strSql.Append(" values (");
            strSql.Append("@CityID,@CityName,@ProvinceID,@pinyin,@pinyinjx,@citycode,@center)");
            strSql.Append(";select SCOPE_IDENTITY()");
            SqlParameter[] parameters = {
					new SqlParameter("@CityID", SqlDbType.NVarChar,50),
					new SqlParameter("@CityName", SqlDbType.NVarChar,50),
					new SqlParameter("@ProvinceID", SqlDbType.NVarChar,50),
                    new SqlParameter("@pinyin", SqlDbType.NVarChar,50),
                    new SqlParameter("@pinyinjx", SqlDbType.NVarChar,50),
                    new SqlParameter("@citycode", SqlDbType.NVarChar,50),
                    new SqlParameter("@center", SqlDbType.NVarChar,50)
            };
            parameters[0].Value = model.CityID;
            parameters[1].Value = model.CityName;
            parameters[2].Value = model.ProvinceID;
            parameters[3].Value = model.pinyin;
            parameters[4].Value = model.pinyinjx;
            parameters[5].Value = model.citycode;
            parameters[6].Value = model.center;
            object obj = Mtxfw.Utility.SqlDbHelper_U.ExecuteCmd(strSql.ToString(), parameters);
            if (obj == null)
            {
                return 0;
            }
            else
            {
                return Convert.ToInt32(obj);
            }
        }
        /// <summary>
        /// 更新一条数据
        /// </summary>
        public bool Update(Mtxfw.Model.city model)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("update city set ");
            strSql.Append("CityName=@CityName,");
            strSql.Append("ProvinceID=@ProvinceID");
            strSql.Append(" where id=@id");
            SqlParameter[] parameters = {
					new SqlParameter("@CityName", SqlDbType.NVarChar,50),
					new SqlParameter("@ProvinceID", SqlDbType.NVarChar,50),
					new SqlParameter("@id", SqlDbType.Int,4),
					new SqlParameter("@CityID", SqlDbType.NVarChar,50)};
            parameters[0].Value = model.CityName;
            parameters[1].Value = model.ProvinceID;
            parameters[2].Value = model.id;
            parameters[3].Value = model.CityID;

            int rows = Mtxfw.Utility.SqlDbHelper_U.ExecuteCmd(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
        /// <summary>
        /// 更新一条数据
        /// </summary>
        public bool Updatecenter(string center, int id)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("update city set ");
            strSql.Append("center=@center");
            strSql.Append(" where id=@id");
            SqlParameter[] parameters = {
                    new SqlParameter("@center", SqlDbType.NVarChar,50),
                    new SqlParameter("@id", SqlDbType.Int,4)};
            parameters[0].Value = center;
            parameters[1].Value = id;

            int rows = Mtxfw.Utility.SqlDbHelper_U.ExecuteCmd(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
        /// <summary>
        /// 删除一条数据
        /// </summary>
        public bool Delete(int id)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from city ");
            strSql.Append(" where id=@id");
            SqlParameter[] parameters = {
					new SqlParameter("@id", SqlDbType.Int,4)
};
            parameters[0].Value = id;

            int rows = Mtxfw.Utility.SqlDbHelper_U.ExecuteCmd(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
        /// <summary>
        /// 删除一条数据
        /// </summary>
        public bool Delete(string CityID)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from city ");
            strSql.Append(" where CityID=@CityID ");
            SqlParameter[] parameters = {
					new SqlParameter("@CityID", SqlDbType.NVarChar,50)};
            parameters[0].Value = CityID;

            int rows = Mtxfw.Utility.SqlDbHelper_U.ExecuteCmd(strSql.ToString(), parameters);
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }
        /// <summary>
        /// 删除一条数据
        /// </summary>
        public bool DeleteList(string idlist)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("delete from city ");
            strSql.Append(" where id in (" + idlist + ")  ");
            int rows = Mtxfw.Utility.SqlDbHelper_U.ExecuteCmd(strSql.ToString());
            if (rows > 0)
            {
                return true;
            }
            else
            {
                return false;
            }
        }

        /// <summary>
        /// 获取城市名称
        /// </summary>
        public String GetCity(string CityID)
        {
            string sql = "select top 1 * from city where cityID='" + CityID + "'";
            DataSet ds = Mtxfw.Utility.SqlDbHelper_U.GetDataSet(sql);
            if (ds.Tables[0].Rows.Count > 0)
            {
                return ds.Tables[0].Rows[0]["CityName"].ToString();
            }
            else
            {
                return String.Empty;
            }
        }

        /// <summary>
        /// 获取城市ID
        /// </summary>
        public String GetCityID(string CityName)
        {
            string sql = "select top 1 * from city where CityName like '%" + CityName + "%'";
            DataSet ds = Mtxfw.Utility.SqlDbHelper_U.GetDataSet(sql);
            if (ds.Tables[0].Rows.Count > 0)
            {
                return ds.Tables[0].Rows[0]["CityID"].ToString();
            }
            else
            {
                return String.Empty;
            }
        }
        /// <summary>
        /// 得到一个对象实体
        /// </summary>
        public Mtxfw.Model.city GetModel(int id)
        {

            StringBuilder strSql = new StringBuilder();
            strSql.Append("select  top 1 id,CityID,CityName,ProvinceID from city ");
            strSql.Append(" where id=@id");
            SqlParameter[] parameters = {
					new SqlParameter("@id", SqlDbType.Int,4)
};
            parameters[0].Value = id;

            Mtxfw.Model.city model = new Mtxfw.Model.city();
            DataSet ds = Mtxfw.Utility.SqlDbHelper_U.GetDataSet(strSql.ToString(), parameters);
            if (ds.Tables[0].Rows.Count > 0)
            {
                if (ds.Tables[0].Rows[0]["id"].ToString() != "")
                {
                    model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString());
                }
                model.CityID = ds.Tables[0].Rows[0]["CityID"].ToString();
                model.CityName = ds.Tables[0].Rows[0]["CityName"].ToString();
                model.ProvinceID = ds.Tables[0].Rows[0]["ProvinceID"].ToString();
                return model;
            }
            else
            {
                return null;
            }
        }

        /// <summary>
        /// 获得数据列表
        /// </summary>
        public DataSet GetList(string strWhere)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select id,CityID,CityName,ProvinceID ");
            strSql.Append(" FROM city ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            return Mtxfw.Utility.SqlDbHelper_U.GetDataSet(strSql.ToString());
        }

        /// <summary>
        /// 获得前几行数据
        /// </summary>
        public DataSet GetList(int Top, string strWhere, string filedOrder)
        {
            StringBuilder strSql = new StringBuilder();
            strSql.Append("select ");
            if (Top > 0)
            {
                strSql.Append(" top " + Top.ToString());
            }
            strSql.Append(" id,CityID,CityName,ProvinceID ");
            strSql.Append(" FROM city ");
            if (strWhere.Trim() != "")
            {
                strSql.Append(" where " + strWhere);
            }
            strSql.Append(" order by " + filedOrder);
            return Mtxfw.Utility.SqlDbHelper_U.GetDataSet(strSql.ToString());
        }
    }
}