public InstructionString(Node _nodeIntStatement, Subprogram _parentSubprogram)
{
this.ParentSubprogram = _parentSubprogram;
for (int i = 0; i < _nodeIntStatement.GetChildCount(); i++)
{
switch (_nodeIntStatement.GetChildAt(i).GetId())
{
case (int)KropConstants.WORD:
Token token = (Token)_nodeIntStatement.GetChildAt(i);
VarName = token.GetImage();
break;
case (int)KropConstants.STRING_VAR_VALUE:
switch (_nodeIntStatement.GetChildAt(i).GetChildAt(0).GetId())
{
case (int)KropConstants.STRING_EXPRESSION:
VarValue = AlgorithmicExpression.CalculStringExpression(_nodeIntStatement.GetChildAt(i).GetChildAt(0), _parentSubprogram);
break;
case (int)KropConstants.INPUT:
inputValue = true;
break;
}
break;
}
}
}
public override bool Evaluate()
{
int? valueOne = AlgorithmicExpression.CalculExpression(ExpressionOne, ParentSubprogram);
int? valueTwo = AlgorithmicExpression.CalculExpression(ExpressionTwo, ParentSubprogram);
bool result = false;
string errorMsg;
if (CanEvaluate())
{
if (valueOne != null && valueTwo != null)
{
if (IsEgal)
{
result = valueOne == valueTwo;
}
else if (IsBigger)
{
result = valueOne > valueTwo;
}
else if (IsSmaller)
{
result = valueOne < valueTwo;
}
if (IsNot)
{
return(!result);
}
else
{
return(result);
}
}
else
{
if (IsEgal)
{
errorMsg = valueOne + " = " + valueTwo;
}
else if (IsBigger)
{
errorMsg = valueOne + " > " + valueTwo;
}
else
{
errorMsg = valueOne + " < " + valueTwo;
}
FormControlWindow.TerminalWriteLine("La condition ( " + errorMsg + " ) est impossible.");
return(false);
}
}
else
{
return(false);
}
}
public override bool Execute()
{
if (CanExecute())
{
if ((Var = ParentSubprogram.GetVar(varToken.GetImage(), ParentSubprogram)) == null)
{
Error = true;
ErrorMsg = "Variable " + varToken.GetImage() + " n'existe pas.";
}
if (!Error)
{
if (Var is IntVar intVar)
{
if (inputValue)
{
intVar.SetValue(Subprogram.PromptInputValue <int>());
}
else
{
intVar.SetValue(AlgorithmicExpression.CalculExpression(SetVarValue.GetChildAt(0), ParentSubprogram));
}
}
else if (Var is StringVar stringVar)
{
if (inputValue)
{
stringVar.SetValue(Subprogram.PromptInputValue <string>());
}
else
{
stringVar.SetValue(AlgorithmicExpression.CalculStringExpression(SetVarValue.GetChildAt(0), ParentSubprogram));
}
}
return(true);
}
else
{
FormControlWindow.TerminalWriteLine("VarError : " + ErrorMsg);
return(false);
}
}
else
{
return(false);
}
}
public override bool Execute()
{
if (CanExecute())
{
if (inputValue)
{
Value = Subprogram.PromptInputValue <string>();
}
else
{
Value = AlgorithmicExpression.CalculStringExpression(stringExpression, ParentSubprogram);
}
if (Value != null && IsStringValue == true)
{
FormControlWindow.TerminalWriteLine("Fourmi dit : " + Value);
return(true);
}
else
{
if (VarName != null && IsStringValue == false)
{
if ((Value = Subprogram.VarToString(VarName, ParentSubprogram)) == null)
{
ErrorMsg = "Variable " + VarName + " n'existe pas.";
}
else
{
FormControlWindow.TerminalWriteLine("Fourmi dit : " + Value);
return(true);
}
}
}
}
FormControlWindow.TerminalWriteLine("DireError : " + ErrorMsg);
return(false);
}
