From 2d6e1dc76e659b78b3103af2bcf1b7f13db62f0a Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Tue, 30 Jan 2018 14:23:50 +0300
Subject: xmpp: D #message

---
 .../com/juick/service/MessagesServiceImpl.java     | 34 ++++++++++++++++++++++
 1 file changed, 34 insertions(+)

(limited to 'juick-server-jdbc/src/main/java/com')

diff --git a/juick-server-jdbc/src/main/java/com/juick/service/MessagesServiceImpl.java b/juick-server-jdbc/src/main/java/com/juick/service/MessagesServiceImpl.java
index 2497e94a..b81ef578 100644
--- a/juick-server-jdbc/src/main/java/com/juick/service/MessagesServiceImpl.java
+++ b/juick-server-jdbc/src/main/java/com/juick/service/MessagesServiceImpl.java
@@ -48,6 +48,7 @@ import java.util.ArrayList;
 import java.util.Collection;
 import java.util.Collections;
 import java.util.List;
+import java.util.stream.Collectors;
 
 /**
  * Created by aalexeev on 11/13/16.
@@ -227,6 +228,15 @@ public class MessagesServiceImpl extends BaseJdbcService implements MessagesServ
 
     }
 
+    @Transactional
+    void updateRepliesBy(int mid) {
+        List<String> users = getJdbcTemplate().queryForList("SELECT users.nick FROM replies " +
+                "INNER JOIN users ON replies.user_id=users.id WHERE replies.message_id=? " +
+                "GROUP BY replies.user_id ORDER BY COUNT(replies.reply_id) DESC LIMIT 5", String.class, mid);
+        String result = users.stream().map(u -> "@" + u).collect(Collectors.joining(","));
+        getJdbcTemplate().update("UPDATE messages_txt SET repliesby=? WHERE message_id=?", result, mid);
+    }
+
     @Transactional
     @Override
     public boolean recommendMessage(final int mid, final int vuid) {
@@ -822,6 +832,30 @@ public class MessagesServiceImpl extends BaseJdbcService implements MessagesServ
         }
         return false;
     }
+    @Transactional
+    @Override
+    public boolean deleteReply(final int uid, final int mid, final int rid) {
+        User author = getMessageAuthor(mid);
+        SqlParameterSource sqlParameterSource = new MapSqlParameterSource()
+                .addValue("mid", mid)
+                .addValue("uid", uid)
+                .addValue("rid", rid);
+        boolean result;
+        if (author.getUid() == uid) {
+            result = getNamedParameterJdbcTemplate()
+                    .update("DELETE FROM replies WHERE message_id=:mid AND reply_id=:rid", sqlParameterSource) > 0;
+        } else {
+            result = getNamedParameterJdbcTemplate()
+                    .update("DELETE FROM replies WHERE message_id=:mid AND reply_id=:rid AND user_id=:uid"
+                            , sqlParameterSource) > 0;
+        }
+        if (result) {
+            getNamedParameterJdbcTemplate().update("UPDATE replies SET replies=replies-1 WHERE message_id=:mid", sqlParameterSource);
+            updateRepliesBy(mid);
+            return true;
+        }
+        return false;
+    }
 
     @Transactional(readOnly = true)
     @Override
-- 
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