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201 řádky
8.0 KiB
201 řádky
8.0 KiB
using System;
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using System.Data;
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using System.Text;
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using System.Data.SqlClient;
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namespace Basic.DAL
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{
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/// <summary>
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/// 友情链接
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/// </summary>
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public partial class link
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{
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/// <summary>
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/// 增加一条数据
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/// </summary>
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public int Add(Basic.Model.link model)
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{
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StringBuilder strSql = new StringBuilder();
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strSql.Append("insert into tb_link(");
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strSql.Append("paixu,title,class_id,path,url,target,state,remark,add_time)");
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strSql.Append(" values (");
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strSql.Append("@paixu,@title,@class_id,@path,@url,@target,@state,@remark,@add_time)");
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strSql.Append(";select @@IDENTITY");
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SqlParameter[] parameters = {
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new SqlParameter("@paixu", SqlDbType.Int,10),
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new SqlParameter("@title", SqlDbType.NVarChar,255),
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new SqlParameter("@class_id", SqlDbType.Int,10),
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new SqlParameter("@path", SqlDbType.NVarChar,255),
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new SqlParameter("@url", SqlDbType.NVarChar,255),
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new SqlParameter("@target", SqlDbType.Int,10),
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new SqlParameter("@state", SqlDbType.Int,10),
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new SqlParameter("@remark", SqlDbType.NVarChar,500),
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new SqlParameter("@add_time", SqlDbType.DateTime,23)};
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parameters[0].Value = model.paixu;
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parameters[1].Value = model.title;
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parameters[2].Value = model.class_id;
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parameters[3].Value = model.path;
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parameters[4].Value = model.url;
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parameters[5].Value = model.target;
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parameters[6].Value = model.state;
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parameters[7].Value = model.remark;
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parameters[8].Value = model.add_time;
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object obj = DbHelperSQL.GetSingle(strSql.ToString(), parameters);
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if (obj == null)
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{
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return 0;
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}
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else
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{
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return Convert.ToInt32(obj);
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}
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}
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/// <summary>
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/// 更新一条数据
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/// </summary>
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public bool Update(Basic.Model.link model)
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{
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StringBuilder strSql = new StringBuilder();
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strSql.Append("update tb_link set ");
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strSql.Append("paixu=@paixu,");
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strSql.Append("title=@title,");
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strSql.Append("class_id=@class_id,");
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strSql.Append("path=@path,");
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strSql.Append("url=@url,");
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strSql.Append("target=@target,");
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strSql.Append("state=@state,");
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strSql.Append("remark=@remark,");
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strSql.Append("add_time=@add_time");
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strSql.Append(" where id=@id");
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SqlParameter[] parameters = {
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new SqlParameter("@paixu", SqlDbType.Int,10),
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new SqlParameter("@title", SqlDbType.NVarChar,255),
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new SqlParameter("@class_id", SqlDbType.Int,10),
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new SqlParameter("@path", SqlDbType.NVarChar,255),
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new SqlParameter("@url", SqlDbType.NVarChar,255),
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new SqlParameter("@target", SqlDbType.Int,10),
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new SqlParameter("@state", SqlDbType.Int,10),
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new SqlParameter("@remark", SqlDbType.NVarChar,500),
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new SqlParameter("@add_time", SqlDbType.DateTime,23),
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new SqlParameter("@id", SqlDbType.Int,4)};
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parameters[0].Value = model.paixu;
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parameters[1].Value = model.title;
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parameters[2].Value = model.class_id;
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parameters[3].Value = model.path;
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parameters[4].Value = model.url;
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parameters[5].Value = model.target;
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parameters[6].Value = model.state;
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parameters[7].Value = model.remark;
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parameters[8].Value = model.add_time;
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parameters[9].Value = model.id;
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int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
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if (rows > 0)
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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/// <summary>
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/// 删除一条数据
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/// </summary>
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public bool Delete(int id)
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{
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StringBuilder strSql = new StringBuilder();
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strSql.Append("delete from tb_link");
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strSql.Append(" where id=@id");
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SqlParameter[] parameters = {
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new SqlParameter("@id", SqlDbType.Int,4)};
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parameters[0].Value = id;
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int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
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if (rows > 0)
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{
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return true;
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}
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else
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{
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return false;
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}
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}
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/// <summary>
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/// 得到一个对象实体
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/// </summary>
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public Basic.Model.link GetModel(int id)
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{
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StringBuilder strSql = new StringBuilder();
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strSql.Append("select top 1 id,paixu,title,class_id,path,url,target,state,remark,add_time from tb_link");
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strSql.Append(" where id=@id");
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SqlParameter[] parameters = {
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new SqlParameter("@id", SqlDbType.Int,4)};
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parameters[0].Value = id;
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Basic.Model.link model = new Basic.Model.link();
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DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
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if (ds.Tables[0].Rows.Count > 0)
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{
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if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["id"].ToString()))
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{
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model.id = int.Parse(ds.Tables[0].Rows[0]["id"].ToString());
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}
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if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["paixu"].ToString()))
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{
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model.paixu = int.Parse(ds.Tables[0].Rows[0]["paixu"].ToString());
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}
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if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["title"].ToString()))
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{
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model.title = ds.Tables[0].Rows[0]["title"].ToString();
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}
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if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["class_id"].ToString()))
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{
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model.class_id = int.Parse(ds.Tables[0].Rows[0]["class_id"].ToString());
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}
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if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["path"].ToString()))
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{
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model.path = ds.Tables[0].Rows[0]["path"].ToString();
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}
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if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["url"].ToString()))
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{
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model.url = ds.Tables[0].Rows[0]["url"].ToString();
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}
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if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["target"].ToString()))
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{
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model.target = int.Parse(ds.Tables[0].Rows[0]["target"].ToString());
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}
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if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["state"].ToString()))
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{
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model.state = int.Parse(ds.Tables[0].Rows[0]["state"].ToString());
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}
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if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["remark"].ToString()))
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{
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model.remark = ds.Tables[0].Rows[0]["remark"].ToString();
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}
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if (!string.IsNullOrEmpty(ds.Tables[0].Rows[0]["add_time"].ToString()))
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{
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model.add_time = DateTime.Parse(ds.Tables[0].Rows[0]["add_time"].ToString());
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}
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return model;
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}
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else
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{
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return null;
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}
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}
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/// <summary>
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/// 修改一列数据
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/// </summary>
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public void UpdateField(int id, string strValue)
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{
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StringBuilder strSql = new StringBuilder();
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strSql.Append("update tb_link set " + strValue);
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strSql.Append(" where id=" + id);
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DbHelperSQL.ExecuteSql(strSql.ToString());
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}
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}
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}
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