public DeleteConfirmationViewModel DeleteConfirmationForm(int id)
{
NoiseProtection noiseProtection = _noiseProtectionDAO.Get(id);
DeleteConfirmationViewModel viewModel = new DeleteConfirmationViewModel
{
Id = "trans" + noiseProtection.Id,
Title = noiseProtection.Title
};
return(viewModel);
}
public GenericTranslationViewModel EditNoiseProtectionForm(int id)
{
NoiseProtection noiseProtection = _noiseProtectionDAO.Get(id);
GenericTranslationViewModel viewModel = new GenericTranslationViewModel(noiseProtection.CultureName)
{
Id = noiseProtection.Id,
DefinitionId = noiseProtection.NoiseProtectionDefinition.Id,
Title = noiseProtection.Title
};
return(viewModel);
}
public GenericTranslationViewModel Edit(GenericTranslationEditModel editModel)
{
NoiseProtection noiseProtection = _noiseProtectionDAO.Get(editModel.Id);
noiseProtection.Title = editModel.Title;
noiseProtection.CultureName = editModel.SelectedCultureName;
_noiseProtectionDAO.Store(noiseProtection);
GenericTranslationViewModel viewModel = new GenericTranslationViewModel(noiseProtection.CultureName)
{
DefinitionId = noiseProtection.NoiseProtectionDefinition.Id,
Id = noiseProtection.Id,
Title = noiseProtection.Title
};
return(viewModel);
}
public void CalculateTimeSpan_NoiseLevelIs76WithPercent10_145Minutes()
{
// Arrange
var task = new Task {
AllowedExposureMinutes = 360, NoiseLevelGuideline = 109
};
const int actualNoiseLevel = 76;
const int percentage = 10;
const int buttonPressed = 100;
const int backgroundNoise = 70;
var noiseProtection = new NoiseProtection();
// Act
var allowedTimeSpan = task.CalculateTimeSpan("", actualNoiseLevel, buttonPressed, backgroundNoise, "", noiseProtection, percentage);
// Assert
Assert.AreEqual(145, allowedTimeSpan.TotalMinutes);
}
public void CalculatePercentage_NoiseLevelIs109WithActualTime90AndNoiseLevelMeassuredIs115_39Percent()
{
// Arrange
var task = new Task {
AllowedExposureMinutes = 360, NoiseLevelGuideline = 109
};
var actualExposure = new TimeSpan(0, 0, 90, 0);
const int actualNoiseLevel = 115;
const int buttonPressed = 25;
const int backgroundNoise = 70;
var noiseProtection = new NoiseProtection()
{
NoiseDampening = 24
};
// Act
var calculatedPercentage = task.CalculatePercentage("", actualNoiseLevel, buttonPressed, backgroundNoise, "", noiseProtection, actualExposure);
// Assert
Assert.AreEqual(39, (int)Math.Round(calculatedPercentage));
}
public void CalculateTimeSpan_NoiseLevelIs109WithNoiseLevelMeasured112AndPercent25AndButtonPressed25_114Minutes()
{
// Arrange
var task = new Task {
AllowedExposureMinutes = 360, NoiseLevelGuideline = 109
};
const int actualNoiseLevel = 112;
const int percentage = 25;
const int buttonPressed = 25;
const int backgroundNoise = 70;
var noiseProtection = new NoiseProtection()
{
NoiseDampening = 24
};
// Act
var allowedTimeSpan = task.CalculateTimeSpan("", actualNoiseLevel, buttonPressed, backgroundNoise, "", noiseProtection, percentage);
// Assert
Assert.AreEqual(114, allowedTimeSpan.TotalMinutes);
}
public GenericTranslationViewModel Create(GenericTranslationEditModel editModel)
{
NoiseProtectionDefinition definition = _noiseProtectionDefinitionDAO.Get(editModel.DefinitionId);
NoiseProtection noiseProtection = new NoiseProtection
{
NoiseProtectionDefinition = definition,
Title = editModel.Title,
CultureName = editModel.SelectedCultureName
};
definition.NoiseProtections.Add(noiseProtection);
_noiseProtectionDefinitionDAO.Store(definition);
GenericTranslationViewModel viewModel = new GenericTranslationViewModel(noiseProtection.CultureName)
{
DefinitionId = noiseProtection.NoiseProtectionDefinition.Id,
Id = noiseProtection.Id,
Title = noiseProtection.Title
};
return(viewModel);
}
public void Delete(int id)
{
NoiseProtection noiseProtection = _noiseProtectionDAO.Load(id);
_noiseProtectionDAO.Delete(noiseProtection);
}
public virtual decimal CalculatePercentage(decimal actualNoiseLevel, int buttonPressed, int backgroundNoise, NoiseProtection noiseProtection, TimeSpan actualExposure)
{
var noiseProtectionDampening = noiseProtection.NoiseDampening;
const double timeInFullShift = 720;
if (backgroundNoise == 0)
{
backgroundNoise = 80;
}
// Støynivå => 10* LOG(10^(støydef/10) + 10^(bakgrunnsstøy/10)
var noiseLevel = 10 *
Math.Log((Math.Pow(10, ((double)actualNoiseLevel / 10)) +
Math.Pow(10, ((double)backgroundNoise / 10))), 10.0);
// Norm verdi => 10 * LOG (10^(støynivå/10)) * knappen inne / 100)
var normalizedValue = 10 * Math.Log((Math.Pow(10, (noiseLevel / 10)) * ((double)buttonPressed / 100)) + Math.Pow(10, ((double)backgroundNoise / 10)) * (((100 - (double)buttonPressed) / 100)), 10.0);
// Norm verdi med hørselsvern
var normValueWithNoiseProtection = normalizedValue - noiseProtectionDampening;
var percentMinutes = actualExposure.TotalMinutes / timeInFullShift;
// Eksponering i db => 10 * LOG (Time in minutes / Time in full shift * 10 ^ (Noise - noiseprotection / 10)
var exposure = 10 *
Math.Log((percentMinutes *
Math.Pow(10, (normValueWithNoiseProtection / 10))), 10.0);
// % beregning => 10^(exposure/10))/(10^(80/10))*100)
var calcPerc = (Math.Pow(10, (exposure / 10))) / (Math.Pow(10, (80 / 10))) * 100;
return((decimal)calcPerc);
}
