///EDIT METHODS
/// <summary>
/// Updates the tariff with the specified id. A whole tariff object, including child tariffband objects should be provided, these will be updated to.
/// NB you cannot included new tariffbands when updating a tariff - create a new band seperately first.
/// </summary>
/// <param name="tariffId">id of tariff object to update</param>
/// <param name="newTariff">tariff object with updated details & tariffbands</param>
/// <returns>JSON representation of updated Tariff object, including TariffBands, wrapped in EMResponse</returns>
public string editTariff(int tariffId, string newTariff)
{
EMResponse response = new EMResponse();
try
{
tariffMgr = new TariffManager();
tariffMgr.editTariff(tariffId, newTariff);
response.status = ok;
}
catch (Exception e)
{
response.status = error;
response.data = e.Message;
}
return EMConverter.fromObjectToJSON(response);
}
/// <summary>
/// Create a tariff band object and saves to tariff with provided id. NB validity of limits must be checked by client before creation.
/// </summary>
/// <param name="upperLimit">the upper kWh of the band. Use 0 for no upper limit on this band.</param>
/// <param name="lowerLimit">the lower limit of this band. Can be 0.</param>
/// <param name="rate">The unit rate for each kWh that falls into this band, in pence.</param>
/// <param name="tariffId">id of tariff to which the band belongs.</param>
/// <returns>JSON representation of id of tariff band object, wrapped in EMResponse</returns>
public string createTariffBand(int upperLimit, int lowerLimit, double rate, int tariffId)
{
EMResponse response = new EMResponse();
try
{
tariffMgr = new TariffManager();
response.data = EMConverter.fromObjectToJSON(tariffMgr.createTariffBand(upperLimit, lowerLimit, rate, tariffId));
response.status = ok;
}
catch (Exception e)
{
response.status = error;
response.data = e.Message;
}
return EMConverter.fromObjectToJSON(response);
}
//* * * TARIFF MANAGER METHODS
//// GET METHODS
/// <summary>
/// Retreives all Period objects in the database
/// </summary>
/// <returns>JSON representation of List[Period], wrapped in EMResponse object.</returns>
public string getPeriods()
{
EMResponse response = new EMResponse();
try
{
tariffMgr = new TariffManager();
response.data = EMConverter.fromObjectToJSON(tariffMgr.getSCPeriods());
response.status = ok;
}
catch (Exception e)
{
response.status = error;
response.data = e.Message;
}
return EMConverter.fromObjectToJSON(response);
}
///CREATE METHODS
/// <summary>
/// Creates a tariff object with the specifed attributes. TariffBand objects must be created seperately using emAPI.createTariffBand.
/// </summary>
/// <param name="standingChargeValue">Value in £</param>
/// <param name="startDate">shortdate string</param>
/// <param name="standingChargePeriodId">id of Period for standing charge value (eg monthly, annually etc)</param>
/// <param name="bandingPeriodId">id of Period for banding (currently unused)</param>
/// <param name="meterId">id of meter to which tariff belongs</param>
/// <returns>JSON representation of id of created tariff - int, wrapped in EMResponse</returns>
public string createTariff(double standingChargeValue, string startDate, int standingChargePeriodId, int bandingPeriodId, int meterId)
{
EMResponse response = new EMResponse();
try
{
tariffMgr = new TariffManager();
response.data = EMConverter.fromObjectToJSON(tariffMgr.createTariff(standingChargeValue, startDate, standingChargePeriodId, bandingPeriodId, meterId));
response.status = ok;
}
catch (Exception e)
{
response.status = error;
response.data = e.Message;
}
return EMConverter.fromObjectToJSON(response);
}
/// <summary>
/// Retrieves the date of the tariff before the most recent, used when editing the current tariff.
/// </summary>
/// <param name="meterId"></param>
/// <returns>JSON representation of date string, wrapped in EMResponse</returns>
public string getMinimumTariffDateForEdit(int meterId)
{
EMResponse response = new EMResponse();
try
{
tariffMgr = new TariffManager();
response.data = EMConverter.fromObjectToJSON(tariffMgr.getMinimumTariffDateForEdit(meterId));
response.status = ok;
}
catch (Exception e)
{
response.status = error;
response.data = e.Message;
}
return EMConverter.fromObjectToJSON(response);
}
