//
public static LogicNode ConstructFromString(string input, Dictionary <string, CheckFunWrap> funcDict)
{
string str = input.Trim();
Stack <LogicNode> StackNode = new Stack <LogicNode> ();
Stack <char> StackOpt = new Stack <char> ();
Dictionary <char, int> optPriority = new Dictionary <char, int> ();
optPriority ['('] = 0;
optPriority ['|'] = 1;
optPriority ['&'] = 2;
optPriority [')'] = 3;
for (int i = 0; i < str.Length; i++)
{
if (char.IsWhiteSpace(input [i]))
{
continue;
}
if (input[i] == '!' || char.IsLetterOrDigit(input [i]))
{
bool anti = false;
if (input [i] == '!')
{
i += 1;
anti = true;
}
int j = i;
while (j < str.Length && char.IsLetterOrDigit(str [j]))
{
j++;
}
if (j >= str.Length || str [j] != '(')
{
Debug.Log("Error Invalid");
throw new UnityException("error invalid");
}
string funcName = str.Substring(i, j - i);
i = j + 1;
j = i;
while (j < str.Length && str[j] != ')')
{
j++;
}
if (j >= str.Length || str [j] != ')')
{
Debug.Log("Error Invalid");
throw new UnityException("error invalid");
}
string args = str.Substring(i, j - i);
string[] argc = null;
if (args == "")
{
argc = new string[0];
}
else
{
argc = args.Split(',');
}
i = j;
LogicNode node = null;
if (funcDict.ContainsKey(funcName))
{
CheckFunWrap wrap = funcDict [funcName];
if (wrap.argNeed != argc.Length)
{
throw new UnityException("func arg error");
}
node = new LogicNode(wrap.func, argc);
}
else
{
throw new UnityException("no func found");
}
node.anti = anti;
StackNode.Push(node);
}
else
{
if (StackOpt.Count == 0)
{
StackOpt.Push(str[i]);
continue;
}
if (str[i] == ')')
{
while (StackOpt.Count > 0 && StackOpt.Peek() != '(')
{
LogicNode n2 = StackNode.Pop();
LogicNode n1 = StackNode.Pop();
char op = StackOpt.Pop();
LogicNode newNode = MergeNode(n1, n2, op);
StackNode.Push(newNode);
}
if (StackOpt.Peek() == '(')
{
StackOpt.Pop();
}
}
else
{
if (str[i] != '(' && optPriority[str[i]] > optPriority[StackOpt.Peek()])
{
StackOpt.Push(str[i]);
}
else
{
while (StackOpt.Count > 0 && str[i] != '(' && optPriority[str[i]] <= optPriority[StackOpt.Peek()])
{
LogicNode n2 = StackNode.Pop();
LogicNode n1 = StackNode.Pop();
char op = StackOpt.Pop();
LogicNode newNode = MergeNode(n1, n2, op);
StackNode.Push(newNode);
}
StackOpt.Push(str[i]);
}
}
}
}
while (StackOpt.Count > 0)
{
LogicNode n2 = StackNode.Pop();
LogicNode n1 = StackNode.Pop();
char op = StackOpt.Pop();
LogicNode newNode = MergeNode(n1, n2, op);
StackNode.Push(newNode);
}
return(StackNode.Pop());
}
private void BindCheckFunc()
{
FuncDict ["True"] = new CheckFunWrap(True, 0);
FuncDict ["False"] = new CheckFunWrap(False, 0);
}