public async Task <int> CalculateAsync(ShiftInformation shiftInformation)
{
shiftInformation = FixPostMidnightDates(shiftInformation);
var awakeHours = CalculateAwakeHours(shiftInformation);
var asleepHours = CalculateAsleepHours(shiftInformation);
var postMidnightHours = CalculatePostMidnightHours(shiftInformation);
return(CalculateIncome(awakeHours, asleepHours, postMidnightHours));
}
public int CalculatePostMidnightHours(ShiftInformation shiftInformation)
{
var postMidnightHours = (int)(shiftInformation.EndTime - DateTime.Today.AddDays(1)).TotalHours;
if (postMidnightHours < 0)
{
postMidnightHours = 0;
}
return(postMidnightHours);
}
public int CalculateAsleepHours(ShiftInformation shiftInformation)
{
var asleepHours = (int)(FixStartTime(shiftInformation.StartTime).Date.AddDays(1) - shiftInformation.BedTime).TotalHours;
if (asleepHours < 0)
{
asleepHours = 0;
}
return(asleepHours);
}
public int CalculateAwakeHours(ShiftInformation shiftInformation)
{
var awakeHours = (int)(shiftInformation.BedTime - FixStartTime(shiftInformation.StartTime)).TotalHours;
if (awakeHours < 0)
{
awakeHours = 0;
}
return(awakeHours);
}
public async Task <IActionResult> myControllerAction(ShiftInformation shiftInformation)
{
var paymentCalculationService = new PaymentCalculationService();
var income = paymentCalculationService.CalculateAsync(shiftInformation);
await Task.WhenAll(income);
var data = new
{
income
};
return(Ok(data));
}
public ShiftInformation FixPostMidnightDates(ShiftInformation shiftInformation)
{
if (shiftInformation.StartTime.Hour < 5)
{
shiftInformation.StartTime = shiftInformation.StartTime.AddDays(1);
}
if (shiftInformation.EndTime.Hour < 5)
{
shiftInformation.EndTime = shiftInformation.EndTime.AddDays(1);
}
if (shiftInformation.BedTime.Hour < 5)
{
shiftInformation.BedTime = shiftInformation.BedTime.AddDays(1);
}
return(shiftInformation);
}
public void CalculateAwakeHours_BedTimeBeforeStartTime_DoesNotReturnNegativeHours(string startTime, string bedTime)
{
// Arrange
var shiftInformation = new ShiftInformation();
shiftInformation.StartTime = DateTime.Parse(startTime);
shiftInformation.BedTime = DateTime.Parse(bedTime);
var service = new PaymentCalculationService();
// Act
var actualAwakeHours = service.CalculateAwakeHours(shiftInformation);
var expectedAwakeHours = (int)(shiftInformation.BedTime - shiftInformation.StartTime).TotalHours;
if (expectedAwakeHours < 0)
{
expectedAwakeHours = 0;
}
Assert.Equal(expectedAwakeHours, actualAwakeHours);
}
public void CalculateAsleepHours_FractionalHours_OnlyCountsFullHours(string startTime, string bedTime)
{
// Arrange
var shiftInformation = new ShiftInformation();
shiftInformation.StartTime = DateTime.Parse(startTime);
shiftInformation.BedTime = DateTime.Parse(bedTime);
var service = new PaymentCalculationService();
// Act
var actualAsleepHours = service.CalculateAsleepHours(shiftInformation);
var expectedAsleepHours = (int)(shiftInformation.StartTime.Date.AddDays(1) - shiftInformation.BedTime).TotalHours;
if (expectedAsleepHours < 0)
{
expectedAsleepHours = 0;
}
Assert.Equal(expectedAsleepHours, actualAsleepHours);
}
