#pragma once

#ifndef COMMAND_INTERFACE_EXTENDED_H
#define COMMAND_INTERFACE_EXTENDED_H

#include <string>
#include <cstring>
#include <vector>

#include "TextTransform.h"
#include "CommandInterface.h"

const size_t MAX_TEXT_SIZE = 30;

class CommandInterfaceExtended : public CommandInterface {

public:

    CommandInterfaceExtended(std::string& text) : CommandInterface(text) {}

    // CUT TRANSFORM
    class CutTransform : public TextTransform {
        void invokeOn(std::string& text, int startIndex, int endIndex) override {
            for (int i = startIndex; i < endIndex; ++i) {
                CommandInterfaceExtended::_lastCut += text[i];
            }
            text.erase(text.begin() + startIndex, text.begin() + endIndex);
        }

    };

    // PASTE TRANSFORM
    class PasteTransform : public CutTransform {
        void invokeOn(std::string& text, int startIndex, int endIndex) override {
            text.replace(text.begin() + startIndex, text.begin() + endIndex, CommandInterfaceExtended::_lastCut);
        }
    };

    // INIT COMMANDS FUNCTION
    std::vector<Command> initCommands() override {
        std::vector<Command> commands;

        commands.push_back(Command("cut", std::make_shared<CutTransform>()));
        commands.push_back(Command("paste", std::make_shared<PasteTransform>()));

        //addig uppercase case, works as paste :?
        //commands.push_back(Command("uppercase", std::make_shared<PasteTransform>()));

        return commands;
    }
protected:
    static std::string _lastCut;
};

#endif // COMMAND_INTERFACE_EXTENDED_H