TelegaBot/src/main/java/ru/cathub/telegabot/service/impl/ProfileServiceImpl.java

package ru.cathub.telegabot.service.impl;

import lombok.RequiredArgsConstructor;
import org.springframework.stereotype.Service;
import ru.cathub.telegabot.bot.KeyboardHelper;
import ru.cathub.telegabot.exception.ServiceException;
import ru.cathub.telegabot.model.BotUser;
import ru.cathub.telegabot.repository.UserRepository;
import ru.cathub.telegabot.service.ProfileService;
import ru.cathub.telegabot.service.TelegramClientService;
import ru.cathub.telegabot.utils.Constants;

import java.util.Optional;

import static ru.cathub.telegabot.utils.Constants.SET_BOOKS_GOAL;

@Service
@RequiredArgsConstructor
public class ProfileServiceImpl implements ProfileService {
    
    private final UserRepository userRepository;
    private final TelegramClientService telegramClientService;

    @Override
    public void enterProfileEditingMode(BotUser user) {
        user.setWorkingMode(BotUser.WorkingMode.EDIT_PROFILE);
        userRepository.save(user);
        telegramClientService.sendMessage(
            user, 
            "⌨️ Выберите параметр для редактирования:",
            KeyboardHelper.getProfileMenuKeyboard()
        );
    }

    @Override
    public void handleProfileUpdate(BotUser user, String input) throws ServiceException {
        try {
            if (input.equals(SET_BOOKS_GOAL)) {
                handleBooksGoalUpdate(user);
            } else {
                processFieldUpdate(user, input);
            }
        } finally {
            resetEditingState(user);
        }
    }

    @Override
    public void handleBooksGoalUpdate(BotUser user) {
        user.setWorkingMode(BotUser.WorkingMode.EDIT_PROFILE);
        userRepository.save(user);
        telegramClientService.sendMessage(
            user, 
            "Текущая цель: " + (user.getBooksToRead() != null ? String.valueOf(user.getBooksToRead()) : "Не задано") + "\nВведите новое количество книг:"
        );
    }

    private void processFieldUpdate(BotUser user, String input) throws ServiceException {
        try {
            int goal = Integer.parseInt(input);
            if (goal < 0) throw new NumberFormatException();
            
            user.setBooksToRead(goal);
            telegramClientService.sendMessage(
                user, 
                Constants.PROFILE_UPDATED, 
                KeyboardHelper.getMainMenuKeyboard()
            );
        } catch (NumberFormatException e) {
            throw new ServiceException("❌ Ошибка! Введите целое положительное число");
        }
    }

    private void resetEditingState(BotUser user) {
        user.setWorkingMode(BotUser.WorkingMode.NO_MODE);
        userRepository.save(user);
    }
}