package com.juick.service;

import com.juick.server.helpers.ApplicationStatus;
import org.apache.commons.lang3.tuple.Pair;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.stereotype.Repository;
import org.springframework.transaction.annotation.Transactional;

import javax.inject.Inject;
import java.util.List;
import java.util.Optional;

/**
 * Created by aalexeev on 11/13/16.
 */
@Repository
public class CrosspostServiceImpl extends BaseJdbcService implements CrosspostService {

    @Inject
    public CrosspostServiceImpl(JdbcTemplate jdbcTemplate) {
        super(jdbcTemplate, null);
    }

    @Transactional(readOnly = true)
    @Override
    public Optional<Pair<String, String>> getTwitterTokens(final int uid) {
        List<Optional<Pair<String, String>>> list = getJdbcTemplate().query(
                "SELECT access_token,access_token_secret FROM twitter WHERE user_id = ? AND crosspost = 1",
                (rs, num) -> Optional.of(Pair.of(rs.getString(1), rs.getString(2))),
                uid);

        return list.isEmpty() ?
                Optional.empty() : list.get(0);
    }

    @Transactional
    @Override
    public boolean deleteTwitterToken(Integer uid) {
        return getJdbcTemplate().update("DELETE FROM twitter WHERE user_id=?", uid) > 0
                && getJdbcTemplate().update("DELETE FROM subscr_users WHERE user_id=? AND suser_id=1741", uid) > 0;
    }

    @Transactional(readOnly = true)
    @Override
    public Optional<String> getFacebookToken(final int uid) {
        List<String> list = getJdbcTemplate().queryForList(
                "SELECT access_token FROM facebook WHERE user_id = ? AND access_token IS NOT NULL AND crosspost = 1",
                String.class,
                uid);
        return list.isEmpty() ?
                Optional.empty() : Optional.of(list.get(0));
    }

    @Transactional(readOnly = true)
    @Override
    public ApplicationStatus getFbCrossPostStatus(final int uid) {
        List<ApplicationStatus> list = getJdbcTemplate().query(
                "SELECT 1, crosspost FROM facebook WHERE user_id = ? LIMIT 1",
                (rs, num) -> {
                    ApplicationStatus status = new ApplicationStatus();

                    status.setConnected(rs.getInt(1) > 0);
                    status.setCrosspostEnabled(rs.getBoolean(2));

                    return status;
                },
                uid);

        return list.isEmpty() ?
                new ApplicationStatus() : list.get(0);
    }

    @Transactional
    @Override
    public boolean enableFBCrosspost(Integer uid) {
        return getJdbcTemplate().update("UPDATE facebook SET crosspost=1 WHERE user_id=?", uid) > 0
                && getJdbcTemplate().update(
                "INSERT INTO subscr_users(user_id,suser_id,jid,active) VALUES (?,5863,'juick@facebook.juick.com',1)",
                uid) > 0;
    }

    @Transactional
    @Override
    public void disableFBCrosspost(Integer uid) {
        getJdbcTemplate().update("UPDATE facebook SET crosspost=0 WHERE user_id=?", uid);
        // TODO: stop using magic numbers for system users
        getJdbcTemplate().update("DELETE FROM subscr_users WHERE user_id=? AND suser_id=5863", uid);
    }

    @Transactional(readOnly = true)
    @Override
    public String getTwitterName(final int uid) {
        List<String> list = getJdbcTemplate().queryForList(
                "SELECT uname FROM twitter WHERE user_id = ?",
                String.class,
                uid);

        return list.isEmpty() ?
                "" : list.get(0);
    }

    @Transactional(readOnly = true)
    @Override
    public String getTelegramName(final int uid) {
        List<String> list = getJdbcTemplate().queryForList(
                "SELECT tg_name FROM telegram WHERE user_id = ?",
                String.class,
                uid);

        return list.isEmpty() ?
                "" : list.get(0);
    }

    @Transactional(readOnly = true)
    @Override
    public Optional<Pair<String, String>> getVkTokens(final int uid) {
        List<Optional<Pair<String, String>>> list = getJdbcTemplate().query(
                "SELECT vk_id, access_token FROM vk WHERE user_id = ? AND crosspost = 1",
                (rs, num) -> Optional.of(Pair.of(rs.getString(1), rs.getString(2))),
                uid);

        return list.isEmpty() ?
                Optional.empty() : list.get(0);
    }

    @Transactional
    @Override
    public void deleteVKUser(Integer uid) {
        getJdbcTemplate().update("DELETE FROM vk WHERE user_id=?", uid);
    }
}