public string SaveCityInfo(Cities aCity)
{
if (!gateway.ISCityNameAlreadyExists(aCity))
{
if (gateway.SaveCityInfo(aCity)>0)
{
return "City info saved Succesfully";
}
else
{
return "City info saving failed";
}
}
else
{
return "City Name already exists";
}
}
public int SaveCityInfo(Cities aCity)
{
string query = string.Format(@"INSERT INTO Cities VALUES('{0}','{1}','{2}','{3}','{4}','{5}')", aCity.Name,
aCity.About, aCity.No_Of_Dwellers, aCity.Location, aCity.Weather, aCity.Country_ID);
SqlConnection connection = new SqlConnection(connectionString);
SqlCommand command = new SqlCommand(query, connection);
connection.Open();
int rowAffected = command.ExecuteNonQuery();
connection.Close();
return rowAffected;
}
public bool ISCityNameAlreadyExists(Cities aCity)
{
bool isCityNameAlreadyExists = false;
string query = string.Format("Select * From Cities Where Name='{0}'", aCity.Name);
SqlConnection connection = new SqlConnection(connectionString);
SqlCommand command = new SqlCommand(query, connection);
connection.Open();
SqlDataReader reader = command.ExecuteReader();
while (reader.Read())
{
isCityNameAlreadyExists = true;
break;
}
reader.Close();
connection.Close();
return isCityNameAlreadyExists;
}
