// gets the firing shot from the user and validates if its a valid position on the grid
public void GetFiringShot()
{
try
{
int loop = 0;
do
{
// get firing position from the user
Console.WriteLine(Environment.NewLine);
Console.WriteLine("Enter Firing Position. Eg. B3 - B is the row name and 3 is the col number");
input = Console.ReadLine().ToString().ToUpper();
// check if the input is a valid position from the grid
success = ui.ValidatePlacementInput(input);
if (!success)
{
Console.WriteLine(Environment.NewLine);
Console.WriteLine("Invalid Input.");
}
else
{
firingPosition = input;
break;
}
loop++;
} while (loop < rep); // repeat till user enters a valid position for rep times
if (!success && loop == rep)
{
// exit application after maximum retrys
Console.WriteLine(Environment.NewLine);
Console.WriteLine("Maximum retry exceeded. Exiting... Start a new game.");
Environment.Exit(1);
}
}
catch
{
throw;
}
}
// gets the Start position to place the Battleship on board from the user and validates it
// expects XY coordinates X should be between A-J and Y should be between 1-10
// retrys for 5 times if invalid input is provided
public void GetStartPosition()
{
try
{
int loop = 0;
int outloop = 0;
do
{
do
{
// get the input from the user
Console.WriteLine(Environment.NewLine);
Console.WriteLine("Enter the Start Position of the Battleship. Eg. B3 - B is the row name and 3 is the col number");
input = Console.ReadLine().ToString().ToUpper();
// validates the input if its in correct format XY and also a valid position from the grid
success = ui.ValidatePlacementInput(input);
if (!success)
{
Console.WriteLine(Environment.NewLine);
Console.WriteLine("Invalid Input.");
}
else
{
startPosition = input;
break;
}
loop++;
} while (loop < rep); // repeat in case invalid input
if (!success && loop == rep)
{
// exits after maximum allowed retrys
ea.ExitMaxRetry();
}
// if the entered input is a valid position from the grid
if (success)
{
// validate if the battleship can be placed at that position i.e. if it fits from there
success = ui.ValidatePlacement(startPosition, placementType, battleshipLen);
if (!success)
{
Console.WriteLine(Environment.NewLine);
Console.WriteLine("Length is not sufficient at that position. Try again");
}
else
{
break;
}
outloop++;
}
} while (outloop < rep); // repeat if its not fit to get a new position
if (!success && outloop == rep)
{
// exits after maximum allowed retrys
ea.ExitMaxRetry();
}
}
catch
{
throw;
}
}