/// <summary>
/// 得到一个对象实体
/// </summary>
public Tz888.Model.Mail.City GetModelByName(string Name)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select top 1 Id,Name,provinceId from City ");
strSql.Append(" where Name=@Name ");
SqlParameter[] parameters =
{
new SqlParameter("@Name", SqlDbType.NVarChar, 200)
};
parameters[0].Value = Name;
Tz888.Model.Mail.City model = new Tz888.Model.Mail.City();
DataSet ds = DBHelpers.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());
}
model.Name = ds.Tables[0].Rows[0]["Name"].ToString();
if (ds.Tables[0].Rows[0]["provinceId"].ToString() != "")
{
model.provinceId = int.Parse(ds.Tables[0].Rows[0]["provinceId"].ToString());
}
return(model);
}
else
{
return(null);
}
}
/// <summary>
/// 得到一个对象实体集合通过provinceId
/// </summary>
public List <Tz888.Model.Mail.City> GetModelList(int provinceId)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("select Id,Name,provinceId from City ");
strSql.Append(" where provinceId=@provinceId ");
SqlParameter[] parameters =
{
new SqlParameter("@provinceId", SqlDbType.Int, 4)
};
parameters[0].Value = provinceId;
List <Tz888.Model.Mail.City> list = new List <Tz888.Model.Mail.City>();
DataSet ds = DBHelpers.Query(strSql.ToString(), parameters);
foreach (DataRow row in ds.Tables[0].Rows)
{
Tz888.Model.Mail.City model = new Tz888.Model.Mail.City();
if (row["Id"].ToString() != "")
{
model.Id = int.Parse(row["Id"].ToString());
}
model.Name = row["Name"].ToString();
if (row["provinceId"].ToString() != "")
{
model.provinceId = int.Parse(row["provinceId"].ToString());
}
list.Add(model);
}
return(list);
}
/// <summary>
/// 增加市
/// </summary>
public int Add(Tz888.Model.Mail.City model)
{
int result = GetCount(model.Name.ToString().Trim(), Convert.ToInt32(model.provinceId));
if (result == 0)
{
StringBuilder strSql = new StringBuilder();
strSql.Append("insert into City(");
strSql.Append("Name,provinceId)");
strSql.Append(" values (");
strSql.Append("@Name,@provinceId)");
strSql.Append(";select @@IDENTITY");
SqlParameter[] parameters =
{
new SqlParameter("@Name", SqlDbType.NVarChar, 200),
new SqlParameter("@provinceId", SqlDbType.Int, 4)
};
parameters[0].Value = model.Name;
parameters[1].Value = model.provinceId;
object obj = DBHelpers.GetSingle(strSql.ToString(), parameters);
if (obj == null)
{
return(0);
}
else
{
return(Convert.ToInt32(obj));
}
}
else
{
return(0);
}
}
public int Add(Tz888.Model.Mail.City model)
{
return(dal.Add(model));
}