/// <summary>
/// 更新一条数据
/// </summary>
public bool Update(Shop.Model.Vote model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("update t_vote set ");
strSql.Append("vcontent1=@vcontent1,");
strSql.Append("vcontent2=@vcontent2,");
strSql.Append("vcontent3=@vcontent3,");
strSql.Append("vcontent4=@vcontent4,");
strSql.Append("vtotal1=@vtotal1,");
strSql.Append("vtotal2=@vtotal2,");
strSql.Append("vtotal3=@vtotal3,");
strSql.Append("vtotal4=@vtotal4");
strSql.Append(" where vid=@vid");
SqlParameter[] parameters =
{
new SqlParameter("@vcontent1", SqlDbType.VarChar, 20),
new SqlParameter("@vcontent2", SqlDbType.VarChar, 20),
new SqlParameter("@vcontent3", SqlDbType.VarChar, 20),
new SqlParameter("@vcontent4", SqlDbType.VarChar, 20),
new SqlParameter("@vtotal1", SqlDbType.Int, 4),
new SqlParameter("@vtotal2", SqlDbType.Int, 4),
new SqlParameter("@vtotal3", SqlDbType.Int, 4),
new SqlParameter("@vtotal4", SqlDbType.Int, 4),
new SqlParameter("@vid", SqlDbType.Int, 4)
};
parameters[0].Value = model.vcontent1;
parameters[1].Value = model.vcontent2;
parameters[2].Value = model.vcontent3;
parameters[3].Value = model.vcontent4;
parameters[4].Value = model.vtotal1;
parameters[5].Value = model.vtotal2;
parameters[6].Value = model.vtotal3;
parameters[7].Value = model.vtotal4;
parameters[8].Value = model.vid;
int rows = DbHelperSQL.ExecuteSql(strSql.ToString(), parameters);
if (rows > 0)
{
return(true);
}
else
{
return(false);
}
}
/// <summary>
/// 得到一个对象实体
/// </summary>
public Shop.Model.Vote DataRowToModel(DataRow row)
{
Shop.Model.Vote model = new Shop.Model.Vote();
if (row != null)
{
if (row["vid"] != null && row["vid"].ToString() != "")
{
model.vid = int.Parse(row["vid"].ToString());
}
if (row["vcontent1"] != null)
{
model.vcontent1 = row["vcontent1"].ToString();
}
if (row["vcontent2"] != null)
{
model.vcontent2 = row["vcontent2"].ToString();
}
if (row["vcontent3"] != null)
{
model.vcontent3 = row["vcontent3"].ToString();
}
if (row["vcontent4"] != null)
{
model.vcontent4 = row["vcontent4"].ToString();
}
if (row["vtotal1"] != null && row["vtotal1"].ToString() != "")
{
model.vtotal1 = int.Parse(row["vtotal1"].ToString());
}
if (row["vtotal2"] != null && row["vtotal2"].ToString() != "")
{
model.vtotal2 = int.Parse(row["vtotal2"].ToString());
}
if (row["vtotal3"] != null && row["vtotal3"].ToString() != "")
{
model.vtotal3 = int.Parse(row["vtotal3"].ToString());
}
if (row["vtotal4"] != null && row["vtotal4"].ToString() != "")
{
model.vtotal4 = int.Parse(row["vtotal4"].ToString());
}
}
return(model);
}
/// <summary>
/// 增加一条数据
/// </summary>
public int Add(Shop.Model.Vote model)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into t_vote(");
strSql.Append("vcontent1,vcontent2,vcontent3,vcontent4,vtotal1,vtotal2,vtotal3,vtotal4)");
strSql.Append(" values (");
strSql.Append("@vcontent1,@vcontent2,@vcontent3,@vcontent4,@vtotal1,@vtotal2,@vtotal3,@vtotal4)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@vcontent1", SqlDbType.VarChar, 20),
new SqlParameter("@vcontent2", SqlDbType.VarChar, 20),
new SqlParameter("@vcontent3", SqlDbType.VarChar, 20),
new SqlParameter("@vcontent4", SqlDbType.VarChar, 20),
new SqlParameter("@vtotal1", SqlDbType.Int, 4),
new SqlParameter("@vtotal2", SqlDbType.Int, 4),
new SqlParameter("@vtotal3", SqlDbType.Int, 4),
new SqlParameter("@vtotal4", SqlDbType.Int, 4)
};
parameters[0].Value = model.vcontent1;
parameters[1].Value = model.vcontent2;
parameters[2].Value = model.vcontent3;
parameters[3].Value = model.vcontent4;
parameters[4].Value = model.vtotal1;
parameters[5].Value = model.vtotal2;
parameters[6].Value = model.vtotal3;
parameters[7].Value = model.vtotal4;
object obj = DbHelperSQL.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 Shop.Model.Vote GetModel(int vid)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 vid,vcontent1,vcontent2,vcontent3,vcontent4,vtotal1,vtotal2,vtotal3,vtotal4 from t_vote ");
strSql.Append(" where vid=@vid");
SqlParameter[] parameters =
{
new SqlParameter("@vid", SqlDbType.Int, 4)
};
parameters[0].Value = vid;
Shop.Model.Vote model = new Shop.Model.Vote();
DataSet ds = DbHelperSQL.Query(strSql.ToString(), parameters);
if (ds.Tables[0].Rows.Count > 0)
{
return(DataRowToModel(ds.Tables[0].Rows[0]));
}
else
{
return(null);
}
}
