public SimpleWordStateMachineClient(string[] words)
{
initialState = new SimpleWordStateMachineState(null);
currentState = initialState;
foreach (var word in words)
{
foreach (var letter in word)
{
if (currentState.letterStateDictionary.ContainsKey(letter))
{
currentState = currentState.letterStateDictionary[letter];
}
else
{
var newState = new SimpleWordStateMachineState(currentState);
currentState.letterStateDictionary.Add(letter, newState);
currentState = newState;
}
}
currentState.IsWordEnd = true;
currentState = initialState;
}
}
public void NavigateForward(char letter)
{
currentState = currentState.letterStateDictionary[letter];
}
public void Reset()
{
currentState = initialState;
}
public void NavigateBack()
{
currentState = currentState.previousState;
}
