package com.juick.service;

import com.juick.Message;
import com.juick.Tag;
import com.juick.User;
import com.juick.server.helpers.PrivacyOpts;
import com.juick.util.MessageUtils;
import org.apache.commons.lang3.StringEscapeUtils;
import org.springframework.dao.EmptyResultDataAccessException;
import org.springframework.dao.IncorrectResultSizeDataAccessException;
import org.springframework.jdbc.core.ConnectionCallback;
import org.springframework.jdbc.core.JdbcTemplate;
import org.springframework.jdbc.core.RowMapper;
import org.springframework.jdbc.support.GeneratedKeyHolder;
import org.springframework.jdbc.support.KeyHolder;
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.sql.*;
import java.util.Arrays;
import java.util.Collections;
import java.util.List;

/**
 * Created by aalexeev on 11/13/16.
 */
@Repository
public class MessagesServiceImpl extends BaseJdbcService implements MessagesService {
    private final UserService userService;

    @Inject
    public MessagesServiceImpl(JdbcTemplate jdbcTemplate, UserService userService) {
        super(jdbcTemplate, null);

        Assert.notNull(userService);
        this.userService = userService;
    }

    private class MessageMapper implements RowMapper<Message> {
        @Override
        public Message mapRow(ResultSet rs, int rowNum) throws SQLException {
            Message msg = new Message();
            msg.setMid(rs.getInt(1));
            msg.setRid(rs.getInt(2));
            msg.setReplyto(rs.getInt(3));
            User user = new User();
            user.setUid(rs.getInt(4));
            user.setName(rs.getString(5));
            user.setBanned(rs.getBoolean(6));
            msg.setUser(user);
            msg.TimeAgo = rs.getInt(7);
            msg.setDate(rs.getTimestamp(8));
            msg.ReadOnly = rs.getBoolean(9);
            msg.setPrivacy(rs.getInt(10));
            msg.FriendsOnly = msg.getPrivacy() < 0;
            msg.Replies = rs.getInt(11);
            msg.AttachmentType = rs.getString(12);
            if (rs.getDouble(13) != 0) {
                msg.Place = new com.juick.Place();
                msg.Place.lat = rs.getDouble(14);
                msg.Place.lon = rs.getDouble(15);
            }
            msg.Likes = rs.getInt(16);
            msg.Hidden = rs.getBoolean(17);
            // parse tags string
            String tagsStr = rs.getString(18);
            if (tagsStr != null) {
                Arrays.stream(tagsStr.split(" ")).forEach(t -> msg.getTags().add(new Tag(t)));
            }
            msg.RepliesBy = rs.getString(19);
            msg.setText(rs.getString(20));
            msg.setReplyQuote(MessageUtils.formatQuote(rs.getString(21)));
            return msg;
        }
    }

    @Transactional
    @Override
    public int createMessage(final int uid, final String txt, final String attachment, final List<com.juick.Tag> tags) {
        KeyHolder holder = new GeneratedKeyHolder();
        getJdbcTemplate().update(con -> {
            PreparedStatement stmt = con.prepareStatement(
                    "INSERT INTO messages(user_id,attach) VALUES (?,?)",
                    Statement.RETURN_GENERATED_KEYS);
            stmt.setInt(1, uid);
            if (attachment != null) {
                stmt.setString(2, attachment);
            } else {
                stmt.setNull(2, Types.VARCHAR);
            }
            return stmt;
        }, holder);

        int mid = holder.getKey().intValue();

        if (mid > 0) {
            String tagsNames = "";
            String tagsIDs = "";

            for (int i = 0; i < tags.size(); i++) {
                if (i > 0) {
                    tagsNames += " ";
                    tagsIDs += ",";
                }
                tagsNames += tags.get(i).getName();
                tagsIDs += "(" + mid + "," + tags.get(i).TID + ")";
            }
            if (tags.size() > 0) {
                getJdbcTemplate().execute(
                        "INSERT INTO messages_tags(message_id,tag_id) VALUES " + tagsIDs);
            }
            final String finalTagsNames = tagsNames;
            getJdbcTemplate().update(con -> {
                PreparedStatement stmt = con.prepareStatement(
                        "INSERT INTO messages_txt(message_id,tags,txt) " +
                                "VALUES (?,?,?)", Statement.NO_GENERATED_KEYS);
                stmt.setInt(1, mid);
                if (finalTagsNames.isEmpty()) {
                    stmt.setNull(2, Types.VARCHAR);
                } else {
                    stmt.setString(2, finalTagsNames);
                }
                stmt.setString(3, txt);
                return stmt;
            });
        }

        return mid;
    }

    @Transactional
    @Override
    public int createReply(final int mid, final int rid, final int uid, final String txt, final String attachment) {
        int ridnew = getReplyIDIncrement(mid);

        getJdbcTemplate().update(con -> {
            PreparedStatement stmt = con.prepareStatement(
                    "INSERT INTO replies(message_id,reply_id,user_id,replyto,attach,txt) VALUES (?,?,?,?,?,?)",
                    Statement.NO_GENERATED_KEYS);
            stmt.setInt(1, mid);
            stmt.setInt(2, ridnew);
            stmt.setInt(3, uid);
            stmt.setInt(4, rid);
            if (attachment != null) {
                stmt.setString(5, attachment);
            } else {
                stmt.setNull(5, Types.VARCHAR);
            }
            stmt.setString(6, txt);
            return stmt;
        });

        if (ridnew > 0)
            getJdbcTemplate().update(
                    "UPDATE messages SET replies=replies+1 WHERE message_id=?",
                    mid);

        return ridnew;
    }

    @Override
    public int getReplyIDIncrement(final int mid) {
        return getJdbcTemplate().execute((ConnectionCallback<Integer>) conn -> {
            conn.setAutoCommit(false);
            final int replyNo;
            try (PreparedStatement ps = conn.prepareStatement("START TRANSACTION")) {
                ps.executeUpdate();
            }
            try (PreparedStatement ps = conn.prepareStatement("SELECT maxreplyid+1 FROM messages WHERE message_id=? FOR UPDATE")) {
                ps.setInt(1, mid);
                try (ResultSet resultSet = ps.executeQuery()) {
                    if (resultSet.next()) {
                        replyNo = resultSet.getInt(1);
                    } else {
                        throw new IncorrectResultSizeDataAccessException("while getting getReplyIDIncrement, mid=" + mid, 1, 0);
                    }
                }
            }
            try (PreparedStatement ps = conn.prepareStatement("UPDATE messages SET maxreplyid=? WHERE message_id=?")) {
                ps.setInt(1, replyNo);
                ps.setInt(2, mid);
                if (ps.executeUpdate() != 1) {
                    throw new IncorrectResultSizeDataAccessException("Cannot find a message to update: " + mid, 1, 0);
                }
            }
            conn.commit();
            return replyNo;
        });

    }

    @Transactional
    @Override
    public boolean recommendMessage(final int mid, final int vuid) {
        boolean res = getJdbcTemplate().update(
                "INSERT IGNORE INTO favorites(user_id,message_id) VALUES (" + vuid + "," + mid + ")") == 1;
        if (res) {
            getJdbcTemplate().update(
                    "UPDATE messages SET likes=likes+1 WHERE message_id=?",
                    mid);
        }
        return res;
    }

    @Transactional(readOnly = true)
    @Override
    public boolean canViewThread(final int mid, final int uid) {
        PrivacyOpts privacyOpts;
        try {
            privacyOpts = getJdbcTemplate().queryForObject(
                    "SELECT user_id,privacy FROM messages WHERE messages.message_id=?",
                    (rs, rowNum) -> {
                        PrivacyOpts res = new PrivacyOpts();
                        res.setUid(rs.getInt(1));
                        res.setPrivacy(rs.getInt(2));
                        return res;
                    }, mid);
        } catch (EmptyResultDataAccessException e) {
            return true;
        }
        return privacyOpts.getPrivacy() >= 0
                || uid == privacyOpts.getUid()
                || ((privacyOpts.getPrivacy() == -1 || privacyOpts.getPrivacy() == -2) && uid > 0
                && userService.isInWL(privacyOpts.getUid(), uid));
    }

    @Transactional(readOnly = true)
    @Override
    public boolean isReadOnly(final int mid) {
        try {
            return getJdbcTemplate().queryForObject(
                    "SELECT readonly FROM messages WHERE message_id=?",
                    new Object[]{mid},
                    Integer.class) == 1;
        } catch (EmptyResultDataAccessException e) {
            return false;
        }
    }

    @Transactional(readOnly = true)
    @Override
    public boolean isSubscribed(final int uid, final int mid) {
        try {
            return getJdbcTemplate().queryForObject(
                    "SELECT 1 FROM subscr_messages WHERE suser_id=? AND message_id=?",
                    new Object[]{uid, mid},
                    Integer.class) == 1;
        } catch (EmptyResultDataAccessException e) {
            return false;
        }
    }

    @Transactional(readOnly = true)
    @Override
    public int getMessagePrivacy(final int mid) {
        try {
            return getJdbcTemplate().queryForObject(
                    "SELECT privacy FROM messages WHERE message_id=?",
                    new Object[]{mid},
                    Integer.class);
        } catch (EmptyResultDataAccessException e) {
            return -4;
        }
    }

    @Transactional(readOnly = true)
    @Override
    public com.juick.Message getMessage(final int mid) {
        try {
            return getJdbcTemplate().queryForObject(
                    "SELECT messages.message_id, 0 as rid, 0 as replyto, "
                            + "messages.user_id,users.nick, 0 as banned, "
                            + "TIMESTAMPDIFF(MINUTE,messages.ts,NOW()),"
                            + "messages.ts,"
                            + "messages.readonly,messages.privacy,messages.replies,"
                            + "messages.attach,messages.place_id,messages.lat,"
                            + "messages.lon,messages.likes,messages.hidden,"
                            + "txt.tags,txt.repliesby,txt.txt, '' as q FROM messages "
                            + "INNER JOIN users ON messages.user_id=users.id "
                            + "INNER JOIN messages_txt AS txt "
                            + "ON messages.message_id=txt.message_id "
                            + "WHERE messages.message_id=?",
                    new MessageMapper(),
                    mid);
        } catch (EmptyResultDataAccessException e) {
            return null;
        }
    }

    @Transactional(readOnly = true)
    @Override
    public com.juick.Message getReply(final int mid, final int rid) {
        try {
            return getJdbcTemplate().queryForObject(
                    "SELECT replies.user_id,users.nick,"
                            + "replies.replyto,replies.ts,"
                            + "replies.attach,replies.txt, IFNULL(q.txt,t.txt) as quote FROM replies INNER JOIN users "
                            + "ON replies.user_id=users.id "
                            + "LEFT JOIN replies q "
                            + "ON replies.message_id=q.message_id and replies.replyto=q.reply_id "
                            + "LEFT JOIN messages_txt t ON replies.message_id=t.message_id "
                            + "WHERE replies.message_id=? AND replies.reply_id=?",
                    (rs, num) -> {
                        Message msg = new Message();
                        msg.setMid(mid);
                        msg.setRid(rid);
                        msg.setUser(new User());
                        msg.getUser().setUid(rs.getInt(1));
                        msg.getUser().setName(rs.getString(2));
                        msg.setReplyto(rs.getInt(3));
                        msg.setDate(rs.getTimestamp(4));
                        msg.AttachmentType = rs.getString(5);
                        msg.setText(rs.getString(6));
                        String quote = rs.getString(7);
                        if (!StringUtils.isEmpty(quote)) {
                            msg.setReplyQuote(MessageUtils.formatQuote(quote));
                        }
                        return msg;
                    }, mid, rid);
        } catch (EmptyResultDataAccessException e) {
            return null;
        }
    }

    @Transactional(readOnly = true)
    @Override
    public User getMessageAuthor(final int mid) {
        try {
            return getJdbcTemplate().queryForObject(
                    "SELECT messages.user_id,users.nick "
                            + "FROM messages INNER JOIN users "
                            + "ON messages.user_id=users.id WHERE messages.message_id=?",
                    new Object[]{mid}, (rs, num) -> {
                        User res = new com.juick.User();
                        res.setUid(rs.getInt(1));
                        res.setName(rs.getString(2));
                        return res;
                    });
        } catch (EmptyResultDataAccessException e) {
            return null;
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<com.juick.Tag> getMessageTags(final int mid) {
        return getJdbcTemplate().query(
                "SELECT tags.tag_id,synonym_id,name,stat_messages FROM tags " +
                        "INNER JOIN messages_tags ON (messages_tags.message_id=? AND messages_tags.tag_id=tags.tag_id)",
                new Object[]{mid}, (rs, num) -> {
                    com.juick.Tag t = new com.juick.Tag(StringEscapeUtils.unescapeHtml4(rs.getString(3)));
                    t.TID = rs.getInt(1);
                    t.SynonymID = rs.getInt(2);
                    t.UsageCnt = rs.getInt(4);
                    return t;
                });
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getMessageTagsIDs(final int mid) {
        return getJdbcTemplate().queryForList(
                "SELECT tag_id FROM messages_tags WHERE message_id=?",
                new Object[]{mid},
                Integer.class);
    }

    @Transactional(readOnly = true)
    @Override
    public List<String> getMessageRecommendations(final int mid) {
        return getJdbcTemplate().queryForList(
                "SELECT users.nick FROM favorites INNER JOIN users " +
                        "ON (favorites.message_id=? AND favorites.user_id=users.id)",
                new Object[]{mid},
                String.class);
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getAll(final int visitor_uid, final int before) {
        if (visitor_uid > 1) {
            if (before > 0) {
                return getJdbcTemplate().queryForList(
                        "SELECT message_id FROM messages WHERE message_id<? AND hidden=0" +
                                " AND (privacy>0 OR user_id=?) AND user_id NOT IN (SELECT bl_user_id FROM bl_users WHERE user_id=?)" +
                                " AND user_id NOT IN (SELECT id from users WHERE banned=1) ORDER BY message_id DESC LIMIT 20",
                        new Object[]{before, visitor_uid, visitor_uid},
                        Integer.class);
            } else {
                return getJdbcTemplate().queryForList(
                        "SELECT message_id FROM messages WHERE hidden=0" +
                                " AND (privacy>0 OR user_id=?)" +
                                " AND user_id NOT IN (SELECT bl_user_id FROM bl_users WHERE user_id=?)" +
                                " AND user_id NOT IN (SELECT id from users WHERE banned=1) ORDER BY message_id DESC LIMIT 20",
                        new Object[]{visitor_uid, visitor_uid},
                        Integer.class);
            }
        } else {
            if (before > 0) {
                return getJdbcTemplate().queryForList(
                        "SELECT message_id FROM messages WHERE message_id<?" +
                                " AND hidden=0 AND privacy>0 AND user_id NOT IN (SELECT id from users WHERE banned=1) " +
                                " ORDER BY message_id DESC LIMIT 20",
                        new Object[]{before},
                        Integer.class);
            } else {
                return getJdbcTemplate().queryForList(
                        "SELECT message_id FROM messages WHERE hidden=0 AND privacy>0" +
                                " AND user_id NOT IN (SELECT id from users WHERE banned=1) ORDER BY message_id DESC LIMIT 20",
                        Integer.class);
            }
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getTag(final int tid, final int visitor_uid, final int before, final int cnt) {
        if (before > 0) {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM (tags INNER JOIN messages_tags " +
                            "ON ((tags.synonym_id=? OR tags.tag_id=?) AND tags.tag_id=messages_tags.tag_id)) " +
                            "INNER JOIN messages USING(message_id) WHERE messages.message_id<? " +
                            "AND (messages.privacy>0 OR messages.user_id=?) ORDER BY message_id DESC LIMIT ?",
                    new Object[]{tid, tid, before, visitor_uid, cnt},
                    Integer.class);
        } else {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM (tags INNER JOIN messages_tags " +
                            "ON ((tags.synonym_id=? OR tags.tag_id=?) AND tags.tag_id=messages_tags.tag_id)) " +
                            "INNER JOIN messages USING(message_id) WHERE messages.privacy>0 OR messages.user_id=? " +
                            "ORDER BY message_id DESC LIMIT ?",
                    new Object[]{tid, tid, visitor_uid, cnt},
                    Integer.class);
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getTags(final String tids, final int visitor_uid, final int before, final int cnt) {
        if (before > 0) {
            return getJdbcTemplate().queryForList(
                    "SELECT messages.message_id FROM messages_tags " +
                            "INNER JOIN messages USING(message_id) WHERE messages_tags.tag_id IN (" + tids + ") " +
                            "AND messages.message_id<? AND (messages.privacy>0 OR messages.user_id=?) " +
                            "ORDER BY messages.message_id DESC LIMIT ?",
                    new Object[]{before, visitor_uid, cnt},
                    Integer.class);
        } else {
            return getJdbcTemplate().queryForList(
                    "SELECT messages.message_id FROM messages_tags " +
                            "INNER JOIN messages USING(message_id) WHERE messages_tags.tag_id IN (" + tids + ") " +
                            "AND (messages.privacy>0 OR messages.user_id=?) " +
                            "ORDER BY messages.message_id DESC LIMIT ?",
                    new Object[]{visitor_uid, cnt}, Integer.class);
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getPlace(final int place_id, final int visitor_uid, final int before) {
        if (before > 0) {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages WHERE place_id=? AND message_id<? " +
                            "AND (privacy>0 OR user_id=?) ORDER BY message_id DESC LIMIT 20",
                    new Object[]{place_id, before, visitor_uid},
                    Integer.class);
        } else {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages WHERE place_id=? AND (privacy>0 OR user_id=?) " +
                            "ORDER BY message_id DESC LIMIT 20",
                    new Object[]{place_id, visitor_uid},
                    Integer.class);
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getMyFeed(final int uid, final int before) {
        List<Integer> mids;
        if (before > 0) {
            mids = getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages " +
                            "INNER JOIN subscr_users ON (subscr_users.suser_id=? AND subscr_users.user_id=messages.user_id) " +
                            "WHERE message_id<? AND (privacy>=0 OR (privacy>=-2 AND privacy<=-1 AND messages.user_id " +
                            "IN (SELECT user_id FROM wl_users WHERE wl_user_id=?))) ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    uid,
                    before,
                    uid);
        } else {
            mids = getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages " +
                            "INNER JOIN subscr_users ON (subscr_users.suser_id=? " +
                            "AND subscr_users.user_id=messages.user_id) " +
                            "WHERE (privacy>=0 OR (privacy>=-2 AND privacy<=-1 AND messages.user_id " +
                            "IN (SELECT user_id FROM wl_users WHERE wl_user_id=?))) ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    uid,
                    uid);
        }

        if (before > 0) {
            mids.addAll(getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages " +
                            "WHERE user_id=? AND message_id<? ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    uid,
                    before));
        } else {
            mids.addAll(getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages " +
                            "WHERE user_id=? ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    uid));
        }

        Collections.sort(mids, Collections.reverseOrder());
        int remove = mids.size() - 20;
        for (int i = 0; i < remove; i++) {
            mids.remove(20);
        }

        return mids;
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getPrivate(final int uid, final int before) {
        if (before > 0) {
            return getJdbcTemplate().queryForList
                    ("SELECT message_id FROM messages WHERE user_id=? AND privacy<0 AND message_id<? " +
                                    "ORDER BY message_id DESC LIMIT 20",
                            new Object[]{uid, before},
                            Integer.class);
        } else {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages WHERE user_id=? AND privacy<0 " +
                            "ORDER BY message_id DESC LIMIT 20",
                    new Object[]{uid},
                    Integer.class);
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getDiscussions(final int uid, final int before) {
        if (before > 0) {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM subscr_messages WHERE suser_id=? AND message_id<? " +
                            "ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    uid,
                    before);
        } else {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM subscr_messages WHERE suser_id=? " +
                            "ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    uid);
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getRecommended(final int uid, final int before) {
        if (before > 0) {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM favorites WHERE user_id " +
                            "IN (SELECT user_id FROM subscr_users WHERE suser_id=?) AND message_id<? " +
                            "ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    uid,
                    before);
        } else {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM favorites WHERE user_id " +
                            "IN (SELECT user_id FROM subscr_users WHERE suser_id=?) " +
                            "ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    uid);
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getPopular(final int visitor_uid, final int before) {
        if (before > 0) {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages WHERE message_id<? AND privacy>0 " +
                            "AND popular>0 AND user_id NOT IN (SELECT bl_user_id FROM bl_users WHERE user_id=?) " +
                            "ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    before,
                    visitor_uid);
        } else {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages WHERE privacy>0 " +
                            "AND popular>0 AND user_id NOT IN (SELECT bl_user_id FROM bl_users WHERE user_id=?) " +
                            "ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    visitor_uid);
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getPhotos(final int visitor_uid, final int before) {
        if (before > 0) {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages WHERE message_id<? AND (privacy>0 OR user_id=?) " +
                            "AND attach IS NOT NULL AND user_id NOT IN (SELECT id from users WHERE banned=1) " +
                            "AND user_id NOT IN (SELECT bl_user_id FROM bl_users WHERE user_id=?) " +
                            "ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    before,
                    visitor_uid,
                    visitor_uid);
        } else {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages WHERE (privacy>0 OR user_id=?) " +
                            "AND attach IS NOT NULL AND user_id NOT IN (SELECT id from users WHERE banned=1) " +
                            "AND user_id NOT IN (SELECT bl_user_id FROM bl_users WHERE user_id=?) " +
                            "ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    visitor_uid,
                    visitor_uid);
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getSearch(final JdbcTemplate sqlSearch, final String search, final int before) {
        List<Integer> mids;

        if (before > 0) {
            mids = sqlSearch.queryForList(
                    "SELECT id AS message_id FROM messages WHERE MATCH(?) AND id<? " +
                            "ORDER BY id DESC LIMIT 25",
                    Integer.class,
                    search,
                    before);
        } else {
            mids = sqlSearch.queryForList(
                    "SELECT id AS message_id FROM messages WHERE MATCH(?) " +
                            "ORDER BY id DESC LIMIT 25",
                    Integer.class,
                    search);
        }
        if (mids.size() > 0) {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages WHERE message_id " +
                            "IN (" + StringUtils.arrayToCommaDelimitedString(mids.toArray()) + ") AND privacy>0 ORDER BY message_id DESC LIMIT 20",
                    Integer.class);
        }
        return mids;
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getUserBlog(final int UID, final int privacy, final int before) {
        if (before > 0) {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages WHERE user_id=? AND message_id<? AND privacy>=" +
                            privacy + " ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    UID,
                    before);
        } else {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages WHERE user_id=? AND privacy>=" + privacy +
                            " ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    UID);
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getUserTag(final int UID, final int TID, final int privacy, final int before) {
        if (before > 0) {
            return getJdbcTemplate().queryForList(
                    "SELECT messages.message_id FROM messages_tags INNER JOIN messages " +
                            "USING(message_id) WHERE messages.user_id=? AND messages_tags.tag_id=? " +
                            "AND messages.message_id<? AND messages.privacy>=" + privacy +
                            " ORDER BY messages.message_id DESC LIMIT 20",
                    Integer.class,
                    UID,
                    TID,
                    before);
        } else {
            return getJdbcTemplate().queryForList(
                    "SELECT messages.message_id FROM messages_tags INNER JOIN messages " +
                            "USING(message_id) WHERE messages.user_id=? AND messages_tags.tag_id=? " +
                            "AND messages.privacy>=" + privacy + " ORDER BY messages.message_id DESC LIMIT 20",
                    Integer.class,
                    UID,
                    TID);
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getUserRecommendations(final int UID, final int before) {
        if (before > 0) {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM favorites "
                            + "WHERE user_id=? AND message_id<? "
                            + "ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    UID,
                    before);
        } else {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM favorites "
                            + "WHERE user_id=? ORDER BY message_id DESC LIMIT 20",
                    Integer.class,
                    UID);
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getUserPhotos(final int UID, final int privacy, final int before) {
        if (before > 0) {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages WHERE user_id=? AND message_id<? AND privacy>=" +
                            privacy + " AND attach IS NOT NULL ORDER BY message_id DESC LIMIT 20",
                    new Object[]{UID, before},
                    Integer.class);
        } else {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages WHERE user_id=? AND privacy>=" + privacy +
                            " AND attach IS NOT NULL ORDER BY message_id DESC LIMIT 20",
                    new Object[]{UID},
                    Integer.class);
        }
    }

    @Transactional(readOnly = true)
    @Override
    public List<Integer> getUserSearch(final JdbcTemplate sqlSearch, final int UID, final String search, final int privacy, final int before) {
        List<Integer> mids;

        if (before > 0) {
            mids = sqlSearch.queryForList(
                    "SELECT id AS message_id FROM messages WHERE user_id=? AND MATCH(?) AND id<? " +
                            "ORDER BY id DESC LIMIT 20",
                    new Object[]{UID, search, before},
                    Integer.class);
        } else {
            mids = sqlSearch.queryForList(
                    "SELECT id AS message_id FROM messages WHERE user_id=? AND MATCH(?) " +
                            "ORDER BY id DESC LIMIT 20",
                    new Object[]{UID, search},
                    Integer.class);
        }

        if (mids.size() > 0) {
            return getJdbcTemplate().queryForList(
                    "SELECT message_id FROM messages WHERE message_id IN (" +
                            StringUtils.arrayToCommaDelimitedString(mids.toArray()) + ") AND privacy>=" + privacy + " ORDER BY message_id DESC",
                    Integer.class);
        }
        return mids;
    }

    @Transactional(readOnly = true)
    @Override
    public List<com.juick.Message> getMessages(final List<Integer> mids) {
        if (!mids.isEmpty()) {
            return getJdbcTemplate().query(
                    "SELECT messages.message_id, 0 as rid, 0 as replyto, "
                            + "messages.user_id,users.nick, 0 as banned, "
                            + "TIMESTAMPDIFF(MINUTE,messages.ts,NOW()),"
                            + "messages.ts,"
                            + "messages.readonly,messages.privacy,messages.replies,"
                            + "messages.attach,messages.place_id,messages.lat,"
                            + "messages.lon,messages.likes,messages.hidden,"
                            + "messages_txt.tags,messages_txt.repliesby, messages_txt.txt, '' as q "
                            + "FROM (messages INNER JOIN messages_txt "
                            + "ON messages.message_id=messages_txt.message_id) "
                            + "INNER JOIN users ON messages.user_id=users.id "
                            + "WHERE messages.message_id "
                            + "IN (" + StringUtils.arrayToCommaDelimitedString(mids.toArray()) + ") "
                            + "ORDER BY messages.message_id DESC",
                    new MessageMapper());
        }
        return Collections.emptyList();
    }

    @Transactional(readOnly = true)
    @Override
    public List<com.juick.Message> getReplies(final int mid) {
        return getJdbcTemplate().query(
                "SELECT ? as mid, replies.reply_id,replies.replyto, " +
                        "replies.user_id,users.nick,users.banned, " +
                        "TIMESTAMPDIFF(MINUTE,replies.ts,NOW()),replies.ts," +
                        "0 as readonly, 0 as privacy, 0 as replies," +
                        "replies.attach, 0 as place_id, 0 as lat," +
                        "0 as lon, 0 as likes, 0 as hidden," +
                        "NULL as tags,NULL as repliesby, replies.txt, " +
                        "IFNULL(qw.txt, t.txt) as q " +
                        "FROM replies INNER JOIN users " +
                        "ON replies.user_id=users.id " +
                        "LEFT JOIN replies qw ON replies.message_id=qw.message_id and replies.replyto=qw.reply_id " +
                        "LEFT JOIN messages_txt t on replies.message_id=t.message_id " +
                        "WHERE replies.message_id=? " +
                        "ORDER BY replies.reply_id ASC",
                new MessageMapper(),
                mid,
                mid);
    }

    @Transactional
    @Override
    public boolean setMessagePopular(final int mid, final int popular) {
        boolean ret;
        switch (popular) {
            case -2:
                ret = getJdbcTemplate().update("UPDATE messages SET hidden=1 WHERE message_id=?", mid) > 0;
                break;
            case -1:
                ret = getJdbcTemplate().update("UPDATE messages SET popular=0 WHERE message_id=?", mid) > 0;
                break;
            default:
                ret = getJdbcTemplate().update("UPDATE messages SET popular=? WHERE message_id=?", popular, mid) > 0;
                break;
        }
        if (popular == -1) {
            ret = getJdbcTemplate().update("INSERT INTO top_ignore_messages VALUES (?)", mid) > 0;
        }
        return ret;
    }

    @Transactional
    @Override
    public boolean setMessagePrivacy(final int mid) {
        return getJdbcTemplate().update("UPDATE messages SET privacy=1 WHERE message_id=?",
                mid) > 0;
    }

    @Transactional
    @Override
    public boolean deleteMessage(final int uid, final int mid) {
        if (getJdbcTemplate().update("DELETE FROM messages WHERE message_id=? AND user_id=?", mid, uid) > 0) {
            getJdbcTemplate().update("DELETE FROM messages_txt WHERE message_id=?", mid);
            getJdbcTemplate().update("DELETE FROM replies WHERE message_id=?", mid);
            getJdbcTemplate().update("DELETE FROM subscr_messages WHERE message_id=?", mid);
            getJdbcTemplate().update("DELETE FROM messages_tags WHERE message_id=?", mid);
            return true;
        }
        return false;
    }
}