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package com.juick.service;
import com.juick.Tag;
import com.juick.User;
import com.juick.server.helpers.NotifyOpts;
import org.springframework.dao.EmptyResultDataAccessException;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.stereotype.Repository;
import org.springframework.transaction.annotation.Transactional;
import org.springframework.util.Assert;
import org.springframework.util.StringUtils;
import javax.inject.Inject;
import java.util.*;
import java.util.stream.Collectors;
/**
* Created by aalexeev on 11/13/16.
*/
@Repository
public class SubscriptionServiceImpl extends BaseJdbcService implements SubscriptionService {
private final UserService userService;
private final MessagesService messagesService;
@Inject
public SubscriptionServiceImpl(JdbcTemplate jdbcTemplate, UserService userService, MessagesService messagesService) {
super(jdbcTemplate, null);
Assert.notNull(userService);
this.userService = userService;
Assert.notNull(messagesService);
this.messagesService = messagesService;
}
@Transactional(readOnly = true)
@Override
public List<String> getJIDSubscribedToUser(final int uid, final boolean friendsonly) {
if (friendsonly == false) {
return getJdbcTemplate().queryForList(
"SELECT jids.jid FROM subscr_users INNER JOIN jids " +
"ON (subscr_users.user_id=? AND subscr_users.suser_id=jids.user_id) WHERE jids.active=1",
String.class,
uid);
} else {
return getJdbcTemplate().queryForList(
"SELECT jids.jid FROM subscr_users INNER JOIN jids " +
"ON (subscr_users.user_id=? AND subscr_users.suser_id=jids.user_id) WHERE jids.active=1 " +
"AND jids.user_id IN (SELECT wl_user_id FROM wl_users WHERE user_id=?)",
String.class,
uid,
uid);
}
}
@Transactional(readOnly = true)
@Override
public List<User> getSubscribedUsers(final int uid, final int mid) {
User author = messagesService.getMessageAuthor(mid);
List<User> userids = userService.getUserReaders(uid);
Set<Integer> set = new HashSet<>();
set.addAll(userids.stream().map(User::getUid).collect(Collectors.toList()));
List<Integer> tags = messagesService.getMessageTagsIDs(mid);
if (tags.size() > 0) {
List<Integer> tagUsers = getJdbcTemplate().queryForList(
"SELECT suser_id FROM subscr_tags " +
"WHERE tag_id IN (" + StringUtils.arrayToCommaDelimitedString(tags.toArray()) + ") AND suser_id!=? " +
" AND suser_id NOT IN (SELECT user_id FROM bl_users WHERE bl_user_id=?)",
Integer.class,
uid,
author.getUid());
set.addAll(tagUsers);
}
return userService.getUsersByID(new ArrayList<>(set));
}
@Transactional(readOnly = true)
@Override
public List<User> getUsersSubscribedToComments(final int mid, final int ignore_uid) {
List<Integer> userids = getJdbcTemplate().queryForList(
"SELECT suser_id FROM subscr_messages WHERE message_id=? AND suser_id!=?",
Integer.class,
mid,
ignore_uid);
if (userids.size() > 0) {
return userService.getUsersByID(userids);
} else {
return Collections.emptyList();
}
}
@Transactional(readOnly = true)
@Override
public List<User> getUsersSubscribedToUserRecommendations(final int uid, final int mid, final int muid) {
List<Integer> tags = messagesService.getMessageTagsIDs(mid);
String query = "SELECT suser_id FROM subscr_users WHERE user_id=" + uid;
query += " AND user_id NOT IN (SELECT user_id FROM bl_users WHERE bl_user_id=" + muid + ")";
query += " AND user_id NOT IN (SELECT suser_id FROM subscr_users WHERE user_id=" + muid + ")";
query += " AND user_id NOT IN (SELECT suser_id FROM subscr_messages WHERE message_id=" + mid + ")";
query += " AND user_id NOT IN (SELECT user_id FROM favorites WHERE message_id=" + mid + ")";
query += " AND user_id NOT IN (SELECT subscr_users.suser_id FROM subscr_users INNER JOIN favorites ON (favorites.message_id=" + mid + " AND subscr_users.user_id=favorites.user_id AND favorites.user_id!=" + uid + "))";
if (!tags.isEmpty()) {
String tagsStr = StringUtils.arrayToCommaDelimitedString(tags.toArray());
query += " AND user_id NOT IN (SELECT suser_id FROM subscr_tags WHERE tag_id IN (" + tagsStr + "))";
query += " AND user_id NOT IN (SELECT user_id FROM bl_tags WHERE tag_id IN (" + tagsStr + "))";
}
List<Integer> userids = getJdbcTemplate().queryForList(query, Integer.class);
return userService.getUsersByID(userids);
}
@Transactional
@Override
public boolean subscribeMessage(final int mid, final int vuid) {
return getJdbcTemplate().update(
"INSERT IGNORE INTO subscr_messages(suser_id,message_id) VALUES (" + vuid + "," + mid + ")") == 1;
}
@Transactional
@Override
public boolean unSubscribeMessage(final int mid, final int vuid) {
return getJdbcTemplate().update(
"DELETE FROM subscr_messages WHERE message_id=? AND suser_id=?",
mid, vuid) > 0;
}
@Transactional
@Override
public boolean subscribeUser(final User user, final User toUser) {
return getJdbcTemplate().update(
"INSERT IGNORE INTO subscr_users(user_id,suser_id) VALUES (?,?)",
toUser.getUid(), user.getUid()) == 1;
}
@Transactional
@Override
public boolean unSubscribeUser(final User user, final User fromUser) {
return getJdbcTemplate().update(
"DELETE FROM subscr_users WHERE suser_id=? AND user_id=?",
user.getUid(), fromUser.getUid()) > 0;
}
@Transactional
@Override
public boolean subscribeTag(final User user, final Tag toTag) {
return getJdbcTemplate().update(
"INSERT IGNORE INTO subscr_tags(tag_id,suser_id) VALUES (?,?)",
toTag.TID, user.getUid()) == 1;
}
@Transactional
@Override
public boolean unSubscribeTag(final User user, final Tag toTag) {
return getJdbcTemplate().update(
"DELETE FROM subscr_tags WHERE tag_id=? AND suser_id=?",
toTag.TID, user.getUid()) > 0;
}
@Transactional(readOnly = true)
@Override
public NotifyOpts getNotifyOptions(final User user) {
try {
return getJdbcTemplate().queryForObject(
"SELECT jnotify,subscr_notify,recommendations FROM useroptions WHERE user_id=?",
(rs, num) -> {
NotifyOpts options = new NotifyOpts();
options.setRepliesEnabled(rs.getInt(1) > 0);
options.setSubscriptionsEnabled(rs.getInt(2) > 0);
options.setRecommendationsEnabled(rs.getInt(3) > 0);
return options;
},
user.getUid());
} catch (EmptyResultDataAccessException e) {
return new NotifyOpts();
}
}
@Transactional
@Override
public boolean setNotifyOptions(final User user, final NotifyOpts options) {
return getJdbcTemplate().update(
"UPDATE useroptions SET jnotify=? WHERE user_id=?", options.isRepliesEnabled() ? 1 : 0,
user.getUid()) > 0 &&
getJdbcTemplate().update(
"UPDATE useroptions SET subscr_notify=? WHERE user_id=?", options.isSubscriptionsEnabled() ? 1 : 0,
user.getUid()) > 0 &&
getJdbcTemplate().update(
"UPDATE useroptions SET recommendations=? WHERE user_id=?", options.isRecommendationsEnabled() ? 1 : 0,
user.getUid()) > 0;
}
}
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