private static ThisDay.Direction GetNewDirection(ThisDay.Direction currentlyFacing, ThisDay.Direction directionToTurn)
{
var result = (int)currentlyFacing;
switch (directionToTurn)
{
case ThisDay.Direction.Left:
result--;
break;
case ThisDay.Direction.Right:
result++;
break;
default:
break;
}
if (result < 1)
{
result = 4;
}
if (result > 4)
{
result = 1;
}
return((ThisDay.Direction)result);
}
private static (int NewRowIndex, int NewtColumnIndex) MoveForward(int currentRowIndex, int currentColumnIndex, ThisDay.Direction currentlyFacing, List <List <Coordinate> > map)
{
switch (currentlyFacing)
{
case ThisDay.Direction.Up:
if (currentRowIndex == 0)
{
//insert new row
var newRow = new List <Coordinate>();
for (int i = 0; i < map[currentRowIndex].Count; i++)
{
newRow.Add(new Coordinate {
CurrentState = State.NotInfected
});
}
map.Insert(0, newRow);
currentRowIndex++;
}
currentRowIndex--;
break;
case ThisDay.Direction.Right:
if (currentColumnIndex == map[currentRowIndex].Count - 1)
{
//add new item to every row
foreach (var item in map)
{
item.Add(new Coordinate {
CurrentState = State.NotInfected
});
}
}
currentColumnIndex++;
break;
case ThisDay.Direction.Down:
if (currentRowIndex == map.Count - 1)
{
//insert new row
var newRow = new List <Coordinate>();
for (int i = 0; i < map[currentRowIndex].Count; i++)
{
newRow.Add(new Coordinate {
CurrentState = State.NotInfected
});
}
map.Add(newRow);
}
currentRowIndex++;
break;
case ThisDay.Direction.Left:
if (currentColumnIndex == 0)
{
//insert new item in each row
foreach (var item in map)
{
item.Insert(0, new Coordinate {
CurrentState = State.NotInfected
});
}
currentColumnIndex = 1;
}
currentColumnIndex--;
break;
default:
break;
}
return(currentRowIndex, currentColumnIndex);
}