package com.juick.service;

import com.juick.Tag;
import com.juick.User;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.stereotype.Repository;
import org.springframework.transaction.annotation.Transactional;

import javax.inject.Inject;

/**
 * Created by aalexeev on 11/13/16.
 */
@Repository
@Transactional
public class PrivacyQueriesServiceImpl extends BaseJdbcService implements PrivacyQueriesService {

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

    @Override
    public PrivacyResult blacklistUser(final User user, final User target) {
        int result = getJdbcTemplate().update(
                "DELETE FROM bl_users WHERE user_id = ? AND bl_user_id = ?",
                user.getUid(), target.getUid());

        if (result > 0)
            return PrivacyResult.Removed;

        getJdbcTemplate().update(
                "INSERT INTO bl_users(user_id, bl_user_id) VALUES (?, ?)",
                user.getUid(), target.getUid());

        return PrivacyResult.Added;
    }

    @Override
    public PrivacyResult blacklistTag(final User user, final Tag tag) {
        int result = getJdbcTemplate().update(
                "DELETE FROM bl_tags WHERE user_id = ? AND tag_id = ?",
                user.getUid(), tag.TID);

        if (result > 0)
            return PrivacyResult.Removed;

        getJdbcTemplate().update(
                "INSERT INTO bl_tags(user_id, tag_id) VALUES (?, ?)",
                user.getUid(), tag.TID);

        return PrivacyResult.Added;
    }
}