private void calcButton_Click(object sender, EventArgs e)
{
// Collect Form Data For Input Validation
var formData = new RawUserInput
{
WeightInPounds = weightTextbox.Text,
HeightFeetIndex = heightFtComboBox.SelectedIndex,
HeightInchesIndex = heightInCombobox.SelectedIndex,
HeightFeetValue = heightFtComboBox.Text,
HeightInchesValue = heightInCombobox.Text,
Age = ageTextbox.Text,
IsMale = maleButton.Checked,
IsFemale = femaleButton.Checked,
LossPerWeekIndex = lossPerWeekComboBox.SelectedIndex.ToString(),
ActivityLevel = activityLevelComboBox.SelectedIndex.ToString(),
MacroParametersIndex = macroComboBox.SelectedIndex.ToString()
};
// Validate User Input
string inputErrors = formData.ValidateInput();
// If there were errors, notify the user
if (!string.IsNullOrEmpty(inputErrors))
{
MessageBox.Show(inputErrors, "Input Invalid");
}
// If there were no errors, generate the calculation entity and process and display the data
else
{
UserProfile profile = new UserProfile(formData);
// Display the results
bmiOutputLabel.Text = profile.BodyMassIndex.ToString("0.00");
caloriesOutputLabel.Text = profile.TotalDailyEnergyExpenditure.ToString("0");
macroLabelOutput.Text = $"Macronutrient Distribution: \r\n\t" +
$"Protein: { profile.Macros.GramsOfProtein }g " +
$"Carbs: { profile.Macros.GramsOfCarbohydrates }g " +
$"Fats: { profile.Macros.GramsOfFat }g";
if (profile.BodyMassIndex < 18.5f)
{
categoryLabel.Text = "Underweight";
}
else if (profile.BodyMassIndex > 18.5f & profile.BodyMassIndex < 24.5f)
{
categoryLabel.Text = "Normal Weight";
}
else if (profile.BodyMassIndex > 24.5f & profile.BodyMassIndex < 29.9f)
{
categoryLabel.Text = "Overweight";
}
else if (profile.BodyMassIndex > 30.0f)
{
categoryLabel.Text = "Obese";
}
}
}
public UserProfile(RawUserInput userInput)
{
WeightInPounds = int.Parse(userInput.WeightInPounds);
HeightInInches = int.Parse(userInput.HeightFeetValue) * 12 + int.Parse(userInput.HeightInchesValue);
Age = int.Parse(userInput.Age);
Gender = userInput.IsMale ? Gender.Male : Gender.Female;
switch (userInput.ActivityLevel)
{
case "0": // Sedentary
_activityMultiplier = 1.2;
break;
case "1": // Light
_activityMultiplier = 1.375;
break;
case "2": // Moderate
_activityMultiplier = 1.55;
break;
case "3": // Heavy
_activityMultiplier = 1.725;
break;
case "4": // Athlete
_activityMultiplier = 1.9;
break;
}
switch (userInput.LossPerWeekIndex)
{
case "3": // Lose 2
_weightLossBasedCalorieDeficit = 1000;
break;
case "2": // Lose 1.5
_weightLossBasedCalorieDeficit = 750;
break;
case "1": // Lose 1
_weightLossBasedCalorieDeficit = 500;
break;
case "0": // Lose 0.5
_weightLossBasedCalorieDeficit = 250;
break;
case "4": // Maintain
default:
_weightLossBasedCalorieDeficit = 0;
break;
}
switch (userInput.MacroParametersIndex)
{
case "0": // Maintain
Macros = new MacroNutrientBreakdown
{
MacroParameters = MacroParameters.Maintain,
ProteinPercentage = 0.20,
GramsOfProtein = (int)Math.Floor(TotalDailyEnergyExpenditure * 0.20 / 4),
FatPercentage = 0.30,
GramsOfFat = (int)Math.Floor(TotalDailyEnergyExpenditure * 0.30 / 9),
CarbohydratePercentage = 0.50,
GramsOfCarbohydrates = (int)Math.Floor(TotalDailyEnergyExpenditure * 0.50 / 4)
};
_macroParameterAdjustment = 0;
break;
case "1": // Bulk
var adjustedTdee = TotalDailyEnergyExpenditure + 200;
int gramsOfProtein = (int)Math.Floor(0.8 * WeightInPounds);
int gramsOfFat = (int)Math.Floor(0.5 * WeightInPounds);
Macros = new MacroNutrientBreakdown
{
MacroParameters = MacroParameters.Bulk,
GramsOfProtein = gramsOfProtein,
GramsOfFat = gramsOfFat,
GramsOfCarbohydrates = (int)Math.Floor((adjustedTdee - (4 * gramsOfProtein) - (9 * gramsOfFat)) / 4)
};
_macroParameterAdjustment = 200;
break;
case "2": // Cut
Macros = new MacroNutrientBreakdown
{
MacroParameters = MacroParameters.Cut,
ProteinPercentage = 0.40,
GramsOfProtein = (int)Math.Floor(TotalDailyEnergyExpenditure * 0.40 / 4),
FatPercentage = 0.30,
GramsOfFat = (int)Math.Floor(TotalDailyEnergyExpenditure * 0.30 / 9),
CarbohydratePercentage = 0.30,
GramsOfCarbohydrates = (int)Math.Floor(TotalDailyEnergyExpenditure * 0.30 / 4)
};
_macroParameterAdjustment = 0;
break;
}
}