From 02723131139806c761539a42a5fa80b68ecadee8 Mon Sep 17 00:00:00 2001 From: Vitaly Takmazov Date: Thu, 29 Jun 2017 14:03:04 +0300 Subject: project structure: split server into jdbc + web --- .../com/juick/service/SubscriptionServiceImpl.java | 219 +++++++++++++++++++++ 1 file changed, 219 insertions(+) create mode 100644 juick-server-jdbc/src/main/java/com/juick/service/SubscriptionServiceImpl.java (limited to 'juick-server-jdbc/src/main/java/com/juick/service/SubscriptionServiceImpl.java') diff --git a/juick-server-jdbc/src/main/java/com/juick/service/SubscriptionServiceImpl.java b/juick-server-jdbc/src/main/java/com/juick/service/SubscriptionServiceImpl.java new file mode 100644 index 00000000..d1eef338 --- /dev/null +++ b/juick-server-jdbc/src/main/java/com/juick/service/SubscriptionServiceImpl.java @@ -0,0 +1,219 @@ +package com.juick.service; + +import com.juick.Tag; +import com.juick.User; +import com.juick.server.helpers.NotifyOpts; +import org.apache.commons.lang3.StringUtils; +import org.springframework.jdbc.core.JdbcTemplate; +import org.springframework.jdbc.core.namedparam.MapSqlParameterSource; +import org.springframework.stereotype.Repository; +import org.springframework.transaction.annotation.Transactional; +import org.springframework.util.Assert; + +import javax.inject.Inject; +import java.util.Collections; +import java.util.HashSet; +import java.util.List; +import java.util.Set; +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; + private final TagService tagService; + + @Inject + public SubscriptionServiceImpl(JdbcTemplate jdbcTemplate, UserService userService, + MessagesService messagesService, TagService tagService) { + super(jdbcTemplate, null); + + Assert.notNull(userService, "UserService must be initialized"); + this.userService = userService; + + Assert.notNull(messagesService,"MessagesService must be initialized"); + this.messagesService = messagesService; + + Assert.notNull(tagService, "TagService must be initialized"); + this.tagService = tagService; + } + + @Transactional(readOnly = true) + @Override + public List getJIDSubscribedToUser(final int uid, final boolean friendsonly) { + return getNamedParameterJdbcTemplate().queryForList( + "SELECT jids.jid FROM subscr_users INNER JOIN jids " + + "ON (subscr_users.user_id = :uid AND subscr_users.suser_id = jids.user_id) WHERE jids.active = 1 " + + (friendsonly ? + " AND EXISTS (SELECT 1 FROM wl_users w WHERE w.user_id = :uid and jids.user_id = w.wl_user_id)" : StringUtils.EMPTY), + new MapSqlParameterSource("uid", uid), + String.class); + } + + @Transactional(readOnly = true) + @Override + public List getSubscribedUsers(final int uid, final int mid) { + User author = messagesService.getMessageAuthor(mid); + + List userids = userService.getUserReaders(uid); + List tags = tagService.getMessageTagsIDs(mid); + List tagsStr = tagService.getMessageTags(mid).stream().map(t -> t.getTag().getName()).collect(Collectors.toList()); + + Set set = new HashSet<>(); + set.addAll( + userids.stream() + .map(User::getUid).filter(u -> Collections.disjoint(tagService.getUserBLTags(u), tagsStr)) + .collect(Collectors.toList())); + + + if (!tags.isEmpty()) { + List tagUsers = getNamedParameterJdbcTemplate().queryForList( + "SELECT st.suser_id FROM subscr_tags st " + + "WHERE st.tag_id IN (:ids) AND st.suser_id != :uid " + + " AND NOT EXISTS (SELECT 1 FROM bl_users bu WHERE bu.bl_user_id = :authorUid and st.suser_id = bu.user_id)" + + " AND NOT EXISTS (SELECT 1 FROM bl_tags bt WHERE bt.tag_id IN (:ids) and st.suser_id = bt.user_id)", + new MapSqlParameterSource() + .addValue("ids", tags) + .addValue("uid", uid) + .addValue("authorUid", author.getUid()), + Integer.class); + set.addAll(tagUsers); + } + return userService.getUsersByID(set); + } + + @Transactional(readOnly = true) + @Override + public List getUsersSubscribedToComments(final int mid, final int ignore_uid) { + List userids = getJdbcTemplate().queryForList( + "SELECT suser_id FROM subscr_messages WHERE message_id=? AND suser_id!=?", + Integer.class, + mid, ignore_uid); + + if (!userids.isEmpty()) + return userService.getUsersByID(userids); + + return Collections.emptyList(); + } + + @Transactional(readOnly = true) + @Override + public List getUsersSubscribedToUserRecommendations(final int uid, final int mid, final int muid) { + List tags = tagService.getMessageTagsIDs(mid); + + String query = "SELECT s.suser_id FROM subscr_users s WHERE s.user_id = :uid " + + " AND NOT EXISTS (SELECT 1 FROM bl_users b WHERE b.bl_user_id = :muid and b.user_id = s.user_id) " + + " AND NOT EXISTS (SELECT 1 FROM subscr_users s1 WHERE s1.user_id = :muid AND s.user_id = s1.suser_id) " + + " AND NOT EXISTS (SELECT 1 FROM subscr_messages sm WHERE sm.message_id = :mid AND s.user_id = sm.suser_id) " + + " AND NOT EXISTS (SELECT 1 FROM favorites WHERE favorites.message_id = :mid AND favorites.user_id = s.user_id) " + + " AND s.user_id NOT IN (SELECT s2.suser_id FROM subscr_users s2 " + + " INNER JOIN favorites f ON (f.message_id = :mid AND s2.user_id = f.user_id AND f.user_id != :uid))"; + + MapSqlParameterSource sqlParameterSource = new MapSqlParameterSource() + .addValue("uid", uid) + .addValue("muid", muid) + .addValue("mid", mid); + + if (!tags.isEmpty()) { + sqlParameterSource.addValue("ids", tags); + query += " AND NOT EXISTS (SELECT 1 FROM subscr_tags st WHERE st.tag_id IN (:ids) AND s.user_id = st.suser_id) " + + " AND NOT EXISTS (SELECT 1 FROM bl_tags b WHERE b.tag_id IN (:ids) AND s.user_id = b.user_id)"; + } + + List userids = getNamedParameterJdbcTemplate().queryForList( + query, sqlParameterSource, 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 List getSubscribedTags(User user) { + return getJdbcTemplate().queryForList("SELECT tags.name FROM subscr_tags INNER JOIN tags USING(tag_id) " + + "WHERE subscr_tags.suser_id=? ORDER BY tags.name", String.class, user.getUid()); + } + + @Transactional(readOnly = true) + @Override + public NotifyOpts getNotifyOptions(final User user) { + List list = getJdbcTemplate().query( + "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()); + + return list.isEmpty() ? + new NotifyOpts() : list.get(0); + } + + @Transactional + @Override + public boolean setNotifyOptions(final User user, final NotifyOpts options) { + int jnotify = getJdbcTemplate().update( + "UPDATE useroptions SET jnotify=? WHERE user_id=?", + options.isRepliesEnabled() ? 1 : 0, + user.getUid()); + + int subscr_notify = getJdbcTemplate().update( + "UPDATE useroptions SET subscr_notify=? WHERE user_id=?", + options.isSubscriptionsEnabled() ? 1 : 0, + user.getUid()); + + int recommendations = getJdbcTemplate().update( + "UPDATE useroptions SET recommendations=? WHERE user_id=?", + options.isRecommendationsEnabled() ? 1 : 0, + user.getUid()); + + return jnotify > 0 && subscr_notify > 0 && recommendations > 0; + } +} -- cgit v1.2.3