public Location GetLocation(int theLocationId)
{
try
{
Connection.Open();
var aPreparedCommand =
new NpgsqlCommand(
"SELECT id, customerid, name, address, city, state, postalcode, country, latitude, longitude from location where id = :value1", Connection);
var aParam = new NpgsqlParameter("value1", NpgsqlDbType.Integer) { Value = theLocationId };
aPreparedCommand.Parameters.Add(aParam);
var aReader = aPreparedCommand.ExecuteReader();
if (!aReader.HasRows)
return null;
var aReturn = new Location();
while (aReader.Read())
{
aReturn = ReadLocation(aReader);
}
return aReturn;
}
catch (NpgsqlException)
{
return null;
}
catch (InvalidOperationException)
{
return null;
}
catch (SqlException)
{
return null;
}
catch (ConfigurationErrorsException)
{
return null;
}
finally
{
if (Connection.State == ConnectionState.Open)
Connection.Close();
}
}
public int AddLocation(Location theLocation)
{
try
{
Connection.Open();
var aCommand = new NpgsqlCommand(
"Insert into location (customerid, name, address, city, state, postalcode, country, latitude, longitude) VALUES (:value1, :value2, :value3, :value4, :value5, :value6, :value7, :value8, :value9) RETURNING id", Connection);
aCommand.Parameters.AddWithValue("value1", theLocation.CustomerId);
aCommand.Parameters.AddWithValue("value2", theLocation.Name);
aCommand.Parameters.AddWithValue("value3", theLocation.Address);
aCommand.Parameters.AddWithValue("value4", theLocation.City);
aCommand.Parameters.AddWithValue("value5", theLocation.State);
aCommand.Parameters.AddWithValue("value6", theLocation.PostalCode);
aCommand.Parameters.AddWithValue("value7", theLocation.Country);
aCommand.Parameters.AddWithValue("value8", theLocation.Latitude);
aCommand.Parameters.AddWithValue("value9", theLocation.Longitude);
// returns the id from the SELECT, RETURNING sql statement above
return Convert.ToInt32(aCommand.ExecuteScalar());
}
catch (NpgsqlException)
{
return 0;
}
catch (InvalidOperationException)
{
return 0;
}
catch (SqlException)
{
return 0;
}
catch (ConfigurationErrorsException)
{
return 0;
}
finally
{
if (Connection.State == ConnectionState.Open)
Connection.Close();
}
}
private static Location ReadLocation(IDataRecord aReader)
{
var aReturn = new Location
{
Id = Convert.ToInt32(aReader["id"]),
CustomerId = Convert.ToInt32(aReader["customerid"]),
Name = Convert.ToString(aReader["name"]),
Address = Convert.ToString(aReader["address"]),
City = Convert.ToString(aReader["city"]),
State = Convert.ToString(aReader["state"]),
PostalCode = Convert.ToString(aReader["postalcode"]),
Country = Convert.ToString(aReader["country"]),
Latitude = Convert.ToSingle(aReader["latitude"]),
Longitude = Convert.ToSingle(aReader["longitude"])
};
return aReturn;
}
public async Task DeleteLocationAsync(Location theLocation)
{
try
{
await Connection.OpenAsync().ConfigureAwait(false);
var aCommand = new NpgsqlCommand("DELETE from location where id=:value1", Connection);
aCommand.Parameters.AddWithValue("value1", theLocation.Id);
await aCommand.ExecuteNonQueryAsync().ConfigureAwait(false);
}
// no catch here, this is a reference project
// TODO: add catch and actions here
finally
{
if (Connection.State == ConnectionState.Open)
Connection.Close();
}
}
public async Task UpdateLocationAsync(Location theLocation)
{
try
{
await Connection.OpenAsync().ConfigureAwait(false);
var aCommand = new NpgsqlCommand(
"UPDATE location SET customerid = :value1, name = :value2, address = :value3, city = :value4, state = :value5, postalcode = :value6, country = :value7, latitude = :value8, longitude = :value9 where id=:value10;", Connection);
aCommand.Parameters.AddWithValue("value1", theLocation.CustomerId);
aCommand.Parameters.AddWithValue("value2", theLocation.Name);
aCommand.Parameters.AddWithValue("value3", theLocation.Address);
aCommand.Parameters.AddWithValue("value4", theLocation.City);
aCommand.Parameters.AddWithValue("value5", theLocation.State);
aCommand.Parameters.AddWithValue("value6", theLocation.PostalCode);
aCommand.Parameters.AddWithValue("value7", theLocation.Country);
aCommand.Parameters.AddWithValue("value8", theLocation.Latitude);
aCommand.Parameters.AddWithValue("value9", theLocation.Longitude);
aCommand.Parameters.AddWithValue("value10", theLocation.Id);
await aCommand.ExecuteNonQueryAsync().ConfigureAwait(false);
}
// no catch here, this is a reference project
// TODO: add catch and actions here
finally
{
if (Connection.State == ConnectionState.Open)
Connection.Close();
}
}
public async Task Put(Location location)
{
await _locationService.UpdateLocationAsync(location);
}
public async Task UpdateLocationAsync(Location theLocation)
{
await ConnectionAsync.UpdateAsync(theLocation.ToDTO());
}
public void DeleteLocation(Location theLocation)
{
Connection.Delete<LocationDTO>(theLocation.Id);
}
public async Task UpdateLocationAsync(Location theLocation)
{
await _repository.UpdateLocationAsync(theLocation);
}
public void UpdateLocation(Location theLocation)
{
_repository.UpdateLocation(theLocation);
}
public async Task<int> AddLocationAsync(Location theLocation)
{
return await _repository.AddLocationAsync(theLocation);
}
public int AddLocation(Location theLocation )
{
return _repository.AddLocation(theLocation);
}
public async Task DeleteLocationAsync(Location theLocation)
{
await _repository.DeleteLocationAsync(theLocation);
}
public async Task Delete(Location location)
{
await _locationService.DeleteLocationAsync(location);
}
public int AddLocation(Location theLocation)
{
return Connection.Insert(theLocation.ToDTO());
}
public void UpdateLocation(Location theLocation)
{
Connection.Update(theLocation.ToDTO());
}
public void DeleteLocation(Location theLocation)
{
_repository.DeleteLocation(theLocation);
}
public async Task<int> AddLocationAsync(Location theLocation)
{
return await ConnectionAsync.InsertAsync(theLocation.ToDTO());
}
public void DeleteLocation(Location theLocation)
{
try
{
Connection.Open();
var aCommand = new NpgsqlCommand("DELETE from location where id=:value1", Connection);
aCommand.Parameters.AddWithValue("value1", theLocation.Id);
aCommand.ExecuteNonQuery();
}
// no catch here, this is a reference project
// TODO: add catch and actions here
finally
{
if (Connection.State == ConnectionState.Open)
Connection.Close();
}
}
public async Task DeleteLocationAsync(Location theLocation)
{
await ConnectionAsync.DeleteAsync(theLocation.ToDTO());
}
public async Task<int> Post(Location location)
{
return await _locationService.AddLocationAsync(location);
}
