private void btnCalculate_Click(object sender, RoutedEventArgs e)
{
history = new HistoryViewModel();
DateTime date = DateTime.Today;
int day = date.Day;
int month = date.Month;
int year = date.Year;
string myDate = day + "//" + month + "//" + year;
applianceViewModel = new ApplianceViewModel();
CURRENT_UNITS = Convert.ToDouble(txtCurrentUnits.Text);
double total_units = 0;
string appliance1 = txtAppliance1Hours.Text;
string appliance2 = txtAppliance2Hours.Text;
string appliance3 = txtAppliance3Hours.Text;
string appliance4 = txtAppliance4Hours.Text;
string appliance5 = txtAppliance5Hours.Text;
try
{
double first_appliance_hours = Convert.ToDouble(appliance1);
double second_appliance_hours = Convert.ToDouble(appliance2);
double third_appliance_hours = Convert.ToDouble(appliance3);
double fourth_appliance_hours = Convert.ToDouble(appliance4);
double fifth_appliance_hours = Convert.ToDouble(appliance5);
double total_appliance_hours = first_appliance_hours + second_appliance_hours + third_appliance_hours + fourth_appliance_hours + fifth_appliance_hours;
Kilo_Watts = (total_watts * total_appliance_hours) * tota_number;
total_units = Kilo_Watts / 1000;
REMAINING_UNITS += CURRENT_UNITS - total_units;
string checkDate = date.ToString("D");
history.saveHistory(tota_number, total_units, REMAINING_UNITS, checkDate);
lblRemainingUnits.Text = "You have " + REMAINING_UNITS + " Units Remaining";
messageBox("Total consumed Units for selected appliances is : " + total_units + " units");
}
catch (Exception ex)
{
messageBox("Please check your text fields or " + ex.Message);
}
}