// private string instuction;
public void handle(string instuction)
{
AbstractNode left = null, right = null;
AbstractNode direction = null, action = null, distance = null;
Stack<AbstractNode> stack = new Stack<AbstractNode>();
string[] words = instuction.Split(' ');
for (int i = 0; i < words.Length; i++)
{
if (words[i] == "and")
{
left = stack.Pop();
string word1 = words[++i];
direction = new DirectionNode(word1);
string word2 = words[++i];
action = new ActionNode(word2);
string word3 = words[++i];
distance = new DistanceNode(word3);
right = new SentenceNode(direction, action, distance);
stack.Push(new AndNode(left, right));
}
else
{
string word1 = words[i];
direction = new DirectionNode(word1);
string word2 = words[++i];
action = new ActionNode(word2);
string word3 = words[++i];
distance = new DistanceNode(word3);
left = new SentenceNode(direction, action, distance);
stack.Push(left);
}
}
this.node = stack.Pop();
}
// private string instuction;
public void handle(string instuction)
{
AbstractNode left = null, right = null;
AbstractNode direction = null, action = null, distance = null;
Stack <AbstractNode> stack = new Stack <AbstractNode>();
string[] words = instuction.Split(' ');
for (int i = 0; i < words.Length; i++)
{
if (words[i] == "and")
{
left = stack.Pop();
string word1 = words[++i];
direction = new DirectionNode(word1);
string word2 = words[++i];
action = new ActionNode(word2);
string word3 = words[++i];
distance = new DistanceNode(word3);
right = new SentenceNode(direction, action, distance);
stack.Push(new AndNode(left, right));
}
else
{
string word1 = words[i];
direction = new DirectionNode(word1);
string word2 = words[++i];
action = new ActionNode(word2);
string word3 = words[++i];
distance = new DistanceNode(word3);
left = new SentenceNode(direction, action, distance);
stack.Push(left);
}
}
this.node = stack.Pop();
}
public bool AnalyzeCommand(string cmd)
{
if (string.IsNullOrEmpty(cmd))
{
return(false);
}
var cmdlist = cmd.Split(' ');
Stack <Node> stack = new Stack <Node>();
for (int index = 0; index < cmdlist.Count(); index++)
{
var str = cmdlist[index];
if (str.Equals("and"))
{
var left = stack.Pop();
DirectionNode dir = new DirectionNode(cmdlist[++index]);
WayNode way = new WayNode(cmdlist[++index]);
DistanceNode dis = new DistanceNode(cmdlist[++index]);
var right = new CommandNode(dir, way, dis);
AndNode andNode = new AndNode(left, right);
stack.Push(andNode);
}
else
{
DirectionNode dir = new DirectionNode(str);
WayNode way = new WayNode(cmdlist[++index]);
DistanceNode dis = new DistanceNode(cmdlist[++index]);
CommandNode cmdnode = new CommandNode(dir, way, dis);
stack.Push(cmdnode);
}
}
node = stack.Pop();
return(true);
}