/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Light.Model.user_im model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into user_im(");
strSql.Append("userid,imtoken,create_time,update_time");
strSql.Append(") values (");
strSql.Append("@userid,@imtoken,@create_time,@update_time");
strSql.Append(") ");
strSql.Append(";select @@IDENTITY");
MySqlParameter[] parameters =
{
new MySqlParameter("@userid", MySqlDbType.Int32, 11),
new MySqlParameter("@imtoken", MySqlDbType.VarChar, 256),
new MySqlParameter("@create_time", MySqlDbType.DateTime, 13),
new MySqlParameter("@update_time", MySqlDbType.DateTime, 13)
};
parameters[0].Value = model.userid;
parameters[1].Value = model.imtoken;
parameters[2].Value = model.create_time;
parameters[3].Value = model.update_time;
object obj = DbHelperMySQL.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Light.Model.user_im GetModel(int id)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select id, userid, imtoken, create_time, update_time ");
strSql.Append(" from user_im ");
strSql.Append(" where id=@id");
MySqlParameter[] parameters =
{
new MySqlParameter("@id", MySqlDbType.Int32)
};
parameters[0].Value = id;
Light.Model.user_im model = new Light.Model.user_im();
DataSet ds = DbHelperMySQL.Query(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());
}
if (ds.Tables[0].Rows[0]["userid"].ToString() != "")
{
model.userid = int.Parse(ds.Tables[0].Rows[0]["userid"].ToString());
}
model.imtoken = ds.Tables[0].Rows[0]["imtoken"].ToString();
if (ds.Tables[0].Rows[0]["create_time"].ToString() != "")
{
model.create_time = long.Parse(ds.Tables[0].Rows[0]["create_time"].ToString());
}
if (ds.Tables[0].Rows[0]["update_time"].ToString() != "")
{
model.update_time = long.Parse(ds.Tables[0].Rows[0]["update_time"].ToString());
}
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Light.Model.user_im model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update user_im set ");
strSql.Append(" userid = @userid , ");
strSql.Append(" imtoken = @imtoken , ");
strSql.Append(" create_time = @create_time , ");
strSql.Append(" update_time = @update_time ");
strSql.Append(" where id=@id ");
MySqlParameter[] parameters =
{
new MySqlParameter("@id", MySqlDbType.Int32, 11),
new MySqlParameter("@userid", MySqlDbType.Int32, 11),
new MySqlParameter("@imtoken", MySqlDbType.VarChar, 256),
new MySqlParameter("@create_time", MySqlDbType.DateTime, 13),
new MySqlParameter("@update_time", MySqlDbType.DateTime, 13)
};
parameters[0].Value = model.id;
parameters[1].Value = model.userid;
parameters[2].Value = model.imtoken;
parameters[3].Value = model.create_time;
parameters[4].Value = model.update_time;
int rows = DbHelperMySQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Light.Model.user_im GetModel(int id)
{
StringBuilder strSql=new StringBuilder();
strSql.Append("select id, userid, imtoken, create_time, update_time ");
strSql.Append(" from user_im ");
strSql.Append(" where id=@id");
MySqlParameter[] parameters = {
new MySqlParameter("@id", MySqlDbType.Int32)
};
parameters[0].Value = id;
Light.Model.user_im model=new Light.Model.user_im();
DataSet ds=DbHelperMySQL.Query(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());
}
if(ds.Tables[0].Rows[0]["userid"].ToString()!="")
{
model.userid=int.Parse(ds.Tables[0].Rows[0]["userid"].ToString());
}
model.imtoken= ds.Tables[0].Rows[0]["imtoken"].ToString();
if(ds.Tables[0].Rows[0]["create_time"].ToString()!="")
{
model.create_time=long.Parse(ds.Tables[0].Rows[0]["create_time"].ToString());
}
if(ds.Tables[0].Rows[0]["update_time"].ToString()!="")
{
model.update_time=long.Parse(ds.Tables[0].Rows[0]["update_time"].ToString());
}
return model;
}
else
{
return null;
}
}
