public static void Test()
{
//Creating an instance of the GSM class.
Battery battery = new Battery(BatteryType.Li_Ion, 50, 20);
Display display = new Display();
var gsm = new GSM("2730 Classic", "Nokia", 40, "Pesho", battery, display);
//Adding few calls.
gsm.AddCall(DateTime.Now.Date, DateTime.Now, "0888888878", 10.12);
gsm.AddCall(DateTime.Now.Date, DateTime.Now, "0888888878", 1.00);
gsm.AddCall(DateTime.Now.Date, DateTime.Now, "0888888878", 5.18);
gsm.AddCall(DateTime.Now.Date, DateTime.Now, "0888888878", 2.55);
Console.WriteLine();
//Displaying the information about the calls.
gsm.ShowCallHistory();
Console.WriteLine();
//Calculating the total price of the calls in the history.
Console.WriteLine($"{PriceOfCalls(gsm):F2} lv.");
Console.WriteLine();
// Removing the longest call from the history and calculate the total price again.
DeleteLongestCall(gsm);
Console.WriteLine();
//Clearing the call history and print it.
var newPrice = PriceOfCalls(gsm);
gsm.ClearHistory();
Console.WriteLine($"{newPrice:F2} lv.");
Console.WriteLine();
}
public static void DeleteLongestCall(GSM gsm)
{
Call longestCall = gsm.CallHistory[0];
foreach (var item in gsm.CallHistory)
{
if (item.Duration > longestCall.Duration)
{
longestCall = item;
}
}
gsm.DeleteCall(longestCall);
}
public static double PriceOfCalls(GSM gsm)
{
double result = 0;
double duration = 0;
foreach (var item in gsm.CallHistory)
{
duration += item.Duration;
}
result = duration * pricePerMinute;
return(result);
}
public static void AddPhone(GSM gsm)
{
phones.Add(gsm);
}
