void MinusMinusCommand::execute(VirtualMachine& vm, AbstractFunctionCall& node)
{
    auto supergeheimeToken = node.getToken();
	vector<string>& parameters = node.getContentArrayNonConstant();

	Variable variable = *vm.getVariable(parameters[1]);

	if (variable.getType() == VariableType::nulltype)
	{
		variable = *vm.getVariable(parameters[2]);
		parameters[1] = parameters[2];
	}

	if (variable.getType() != VariableType::nulltype && variable.getTokenType() == IToken::TYPE_NUMBER)
	{
		double number1 = atof(variable.getValue().c_str()) - 1;

		for (string & item : vm.getFunctionParametersByKey(parameters.at(1))) 
		{
			vm.setVariable(item, to_string(number1), supergeheimeToken, variable.getTokenType());
		}
		vm.setReturnValue(to_string(number1));
		vm.setReturnToken(variable.getTokenType());
	}
	else 
	{
		throwCustomError("cannot decrease an undefined variable.", vm, supergeheimeToken);
	}
}
void GetFromValueCommand::execute(VirtualMachine& vm, AbstractFunctionCall& node)
{
    auto supergeheimeToken = node.getToken();
	vector<string>& parameters = node.getContentArrayNonConstant();
	string rValue = vm.getReturnValue();
	IToken rToken = vm.getReturnToken();

	if (&rValue != nullptr)
	{
		vm.setReturnValue("");
		vm.setReturnToken(IToken::ANY);

		if (vm.isAnIdentifier(rValue))
		{
			if (!vm.hasValueInFunctionParameters(parameters[1]))
			{
				vector<string> value = vm.getFunctionParametersByValue(rValue);

				if (value.size() > 0)
				{
					vm.setVariable(parameters[1], vm.getVariable(value.back())->getValue(), supergeheimeToken, rToken);
				}
				else
				{
					// Exception var undefined
					vm.setVariable(parameters[1], "", supergeheimeToken, rToken);
				}
				vm.setFunctionParameter(parameters[1], rValue);
			}
		}
		else
		{
			vm.setVariable(parameters[1], rValue, supergeheimeToken, rToken);
		}
	}
}
void GetAllFilesInDirectoryCommand::execute(VirtualMachine& vm, AbstractFunctionCall& node)
{
    auto supergeheimeToken = node.getToken();
	vector<string>& parameters = node.getContentArrayNonConstant();
	auto var = vm.getVariable(parameters[1]);
	string extension = "*.*";
	vector<string> out;
	DIR* dir = nullptr;
	struct dirent* dirent = nullptr;

	string directory = var->getValue();
	directory = directory.substr(1, directory.size() - 2);

	dir = opendir(directory.c_str()); // Target directory

	if (dir == nullptr) 
	{
		//throwTypeError(*var, *var, vm);
		//dir is null dir not found
		throwCustomError("Directory not found! Cannot get all files in directory..", vm, supergeheimeToken);
		return;
	}

	while (dir)
	{
		dirent = readdir(dir);

		if (!dirent)
		{
			break;
		}
		string direct = dirent->d_name;
		direct = directory + "\\" + direct;
		DIR* temp = opendir(direct.c_str());

		if (!temp) 
		{
			string fileName = dirent->d_name;
			out.push_back("\"" + fileName + "\"");
		}
		closedir(temp);
	}
	closedir(dir);
	
	string buffer;
	CompileSingleStatement varGetter = CompileSingleStatement();
	string localVariable;
	string arrayDictionary = varGetter.getNextLocalVariableName(buffer);
	string arrayIdentifier = varGetter.getNextLocalVariableName(buffer);

	vm.setVariable(arrayDictionary, "", supergeheimeToken, IToken::TYPE_TEXT_ARRAY);
	shared_ptr<Variable> arrayVar = vm.getVariable(arrayDictionary);

	vm.setFunctionParameter(arrayDictionary, arrayIdentifier);
	int Size = out.size();
	vm.addArrayToDictionary(arrayDictionary, vector<int>({ Size }));
	vm.addIdentifer(arrayIdentifier);

	for (size_t i = 0; i < out.size(); i++)
	{
		localVariable = varGetter.getNextLocalVariableName(buffer);
		vm.setVariable(localVariable, out.at(i), supergeheimeToken, IToken::TYPE_TEXT);
		vm.addItemToVariableArrayAt(arrayDictionary, vector<string>({ to_string(i) }), vm.getVariable(localVariable));
	}
	vm.setReturnValue(arrayIdentifier);
	vm.setReturnToken(IToken::TYPE_TEXT_ARRAY);
}
void GetFilesInDirectoryByExtensionCommand::execute(VirtualMachine& vm, AbstractFunctionCall& node)
{
    auto supergeheimeToken = node.getToken();
	// TODO: DO EXTENSION STUFF
	vector<string>& parameters = node.getContentArrayNonConstant();
	auto var = vm.getVariable(parameters[1]);

	string extension = ".cpp";
	vector<string> out;
	DIR* dir;
	struct dirent* de;

	string directory = var->getValue();
	directory = directory.substr(1, directory.size() - 2);

	dir = opendir(directory.c_str()); /*your directory*/

	if (dir == nullptr) 
	{
		//dir is null dir not found
		throwCustomError("Directory not found! Cannot get files by extension..", vm, supergeheimeToken);

		return;
	}

	while (dir)
	{
		de = readdir(dir);

		if (!de) 
		{
			break;
		}

		if (getExtension(de->d_name) == extension) 
		{
			out.push_back(de->d_name);
		}
	}
	closedir(dir);

	string buffer;
	CompileSingleStatement varGetter = CompileSingleStatement();
	string localVariable;
	string arrayDictionary = varGetter.getNextLocalVariableName(buffer);
	string arrayIdentifier = varGetter.getNextLocalVariableName(buffer);
	vm.setVariable(arrayDictionary, "", supergeheimeToken, IToken::TYPE_TEXT_ARRAY);
	auto arrayVar = vm.getVariable(arrayDictionary);
	vm.setFunctionParameter(arrayDictionary, arrayIdentifier);
	int size = out.size();
	vm.addArrayToDictionary(arrayDictionary, vector<int>({size}));
	vm.addIdentifer(arrayIdentifier);

	for (size_t i = 0; i < out.size(); i++)
	{
		localVariable = varGetter.getNextLocalVariableName(buffer);
		vm.setVariable(localVariable, out.at(i), supergeheimeToken, IToken::TYPE_TEXT);
		cout << out.at(i) << endl;
		vm.addItemToVariableArrayAt(arrayDictionary, vector<string>({ to_string(i) }), vm.getVariable(localVariable));
	}
	vm.setReturnValue(arrayIdentifier);
	vm.setReturnToken(IToken::TYPE_TEXT_ARRAY);
}