public IList <Product> GetAll()
{
// Calculation model: base costs per month 5 € + consumption costs 22 cent/kWh
// Examples:
// • Consumption = 3500 kWh / year => Annual costs = 830 €/ year(5€ *12 months = 60 € base
// costs + 3500 kWh / year * 22 cent / kWh = 770 € consumption costs)
// • Consumption = 4500 kWh / year => Annual costs = 1050 €/ year(5€ *12 months = 60 € base
// costs + 4500 kWh / year * 22 cent / kWh = 990 € consumption costs)
// • Consumption = 6000 kWh / year => Annual costs = 1380 €/ year(5€ *12 months = 60 € base
// costs + 6000 kWh / year * 22 cent / kWh = 1320 € consumption costs)
var modelBasic = new CalculationModelBasicElectricityTariff(22, 5);
var productA = new Product("Basic electricity tariff", modelBasic);
// Calculation model: 800 € for up to 4000 kWh / year and above 4000 kWh / year additionally 30 cent / kWh.
// Examples:
// • Consumption = 3500 kWh / year => Annual costs = 800 €/ year
// • Consumption = 4500 kWh / year => Annual costs = 950 €/ year(800€ +500 kWh * 30 cent / kWh
// = 150 € additional consumption costs)
// • Consumption = 6000 kWh / year => Annual costs = 1400 €/ year(800€ +2000 kWh * 30
// cent / kWh = 600 € additional consumption costs)
var modelPackaged = new CalculationModelPackagedTariff(30, 800, 4000);
var productB = new Product("Packaged tariff", modelPackaged);
return(new List <Product> {
productA, productB
});
}
public void ShouldReturnSuccessWhenCalculationModelIsNotNull()
{
var model = new CalculationModelPackagedTariff(30, 800, 4000);
var product = new Product("Packaged tariff", model);
Assert.IsTrue(product.Valid);
}
public void ShouldReturnSuccessWhenBasicCostsPerYearIsValid(int basicCostsPerYear)
{
var basicCostsPerYearDec = (decimal)basicCostsPerYear;
var model = new CalculationModelPackagedTariff(30, basicCostsPerYearDec, 4000);
Assert.IsTrue(model.Valid);
}
public ICommandResult Handle(CreatePackagedTariffProductCommand command)
{
if (Invalid)
{
AddNotifications(command);
return(new CommandResult(false, "An error occurred, It was not possible to create the product."));
}
command.Validate();
if (command.Invalid)
{
AddNotifications(command);
return(new CommandResult(false, "Please inform all the fields"));
}
// Creating new product
var model = new CalculationModelPackagedTariff(command.CentkWh, command.BasicCostsPerYear, command.BasicConsumption);
var product = new Product(command.Name, model);
// Adding notifications
AddNotifications(model);
AddNotifications(product);
// Verifying if is valid
if (Invalid)
{
AddNotifications(command);
return(new CommandResult(false, "An error occurred, It was not possible to create the product."));
}
// Saving
_repository.Save(product);
// Retornar o resultado positivo
return(new CommandResult(true, "Product successfuly created."));
}
public void ShouldReturnSuccessWhenBasicConsumptionIsValid(int basicConsumption)
{
var model = new CalculationModelPackagedTariff(30, 800, basicConsumption);
Assert.IsTrue(model.Valid);
}
