private void AssignVariable(string line, int lineCount)
{
try
{
var split = line.Split(new char[] { ' ' }, 3);
//if (split[1] != "|")
// throw new InvalidDataException("Script error at line " + lineCount + ": Expected equals sign, didn't get.");
string possibleNewValue = "";
bool foundVar = false;
if (IsCommand(split[2]))
{
//showQuestionMessage("message","Yes","No","Unsure");
if (split[2].StartsWith("showQuestionDialog"))
{
possibleNewValue = QuestionDialog.ShowQuestionDialog(line, lineCount);
}
else
{
throw new InvalidDataException("Script error at line " + lineCount + ": Command is not allowed to be run here as it does not return a value.");
}
}
else
{
possibleNewValue = split[2];
}
for (int i = 0; i < DeclaredValues.Count; i++)
{
if (DeclaredValues[i].Key == split[0])
{
DeclaredValues.RemoveAt(i);
DeclaredValues.Add(new KeyValuePair <string, string>(split[0], possibleNewValue));
foundVar = true;
}
}
if (foundVar == false)
{
throw new InvalidDataException("Script error at line " + lineCount + ": Value not previously assigned to.");
}
}
catch (InvalidDataException ex)
{
Console.ForegroundColor = ConsoleColor.Red;
Console.Write("\nERROR: ");
Console.ForegroundColor = ConsoleColor.White;
Console.Write(ex.Message);
}
}
private void InterpretLine(string line, int lineCount)
{
if (lineCount == 0)
{
if (line != "#BasicScriptFile")
{
throw new InvalidDataException("First line is not '#BasicScriptFile' or is not a BasicScriptFile!");
}
lineCount++;
return;
}
if (line == "\n")
{
lineCount++;
return;
}
if (line.StartsWith("#"))
{
if (line.StartsWith("#metadata"))
{
ParseMetadata(line, lineCount);
lineCount++;
return;
}
else
{ /*Comment, ignore*/
}
}
if (line.StartsWith("declare"))
{
ParseDeclareVariable(line, lineCount);
lineCount++;
return;
}
if (StartsWithVariable(line)) //useful for checking for variable assining/updating variables
{
if (!line.StartsWith("if"))
{
if (IsAssigningVariable(line))
{
AssignVariable(line, lineCount);
lineCount++;
return;
}
}
}
if (line.StartsWith("endif"))
{
ifStatementIsFalse = false; lineCount++; return;
}
if (line.StartsWith("if"))
{
bool ifStatementEvaluate = ParseIfStatement(line, lineCount);
if (ifStatementEvaluate)
{
lineCount++;
return;
}
else
{
ifStatementIsFalse = true;
lineCount++;
return;
}
}
if (ifStatementIsFalse == false)
{
if (IsCommand(line))
{
if (line.StartsWith("echo"))
{
BasicOutput.Echo(line, lineCount);
}
else if (line.StartsWith("showQuestionDialog"))
{
QuestionDialog.ShowQuestionDialog(line, lineCount);
}
else if (line.StartsWith("runProcess"))
{
ProcessExecutor.StartProcess(line, lineCount);
}
else if (line.StartsWith("wait"))
{
BasicOutput.Wait(line, lineCount);
}
lineCount++;
return;
}
}
lineCount++;
}