package in.ocsf.these.days.app.service;/* kpmy 19.02.2017 */

import com.pengrad.telegrambot.model.Update;
import in.ocsf.these.days.app.SM;
import in.ocsf.these.days.app.messaging.UpdateHelper;
import in.ocsf.these.days.app.object.ChatEvent;
import in.ocsf.these.days.app.object.ChatState;
import in.ocsf.these.days.app.object.User;
import in.ocsf.these.days.app.repo.CardRepositrory;
import in.ocsf.these.days.app.repo.MessageRepository;
import in.ocsf.these.days.app.repo.UserRepository;
import org.apache.log4j.Logger;
import org.springframework.beans.factory.annotation.Autowired;
import org.springframework.statemachine.StateMachine;
import org.springframework.statemachine.config.StateMachineFactory;
import org.springframework.statemachine.persist.DefaultStateMachinePersister;
import org.springframework.statemachine.persist.StateMachinePersister;
import org.springframework.stereotype.Service;

import java.util.List;

@Service
public class UpdateService {

    private final Logger log = Logger.getLogger(getClass());

    @Autowired
    private UserRepository userRepo;

    @Autowired
    private MessageRepository msgRepo;

    @Autowired
    private CardRepositrory cardRepo;

    @Autowired
    private StateMachineFactory<ChatState, ChatEvent> stateMachineFactory;

    private void handleUpdate(UpdateHelper upd) throws Exception {
        if (!upd.isEdit()) {
            if (upd.hasText()) {
                if (upd.isCommand()) {
                    List<String> cmd = upd.getSplitCommand();
                    switch (cmd.get(0)) {
                        case "/start":
                            User user = User.fromUser(upd.getUser());
                            StateMachine<ChatState, ChatEvent> state = stateMachineFactory.getStateMachine(Long.toHexString(user.getId()));
                            state.start();
                            StateMachinePersister<ChatState, ChatEvent, Long> persist = new DefaultStateMachinePersister<>(new SM.InMemoryStateMachinePersist());
                            persist.persist(state, user.getId());
                            log.info(Long.toHexString(user.getId()));
                            break;
                    }
                } else {

                }
            }
        }
    }

    public void handleUpdate(Update upd) {
        try {
            handleUpdate(UpdateHelper.from(upd));
        } catch (Exception e) {
            throw new RuntimeException(e);
        }
    }

}