From 4eaead8cbbc452168a43e9507848b7609c2e7170 Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Thu, 11 Nov 2021 10:10:08 +0300
Subject: New top query fix

---
 src/main/java/com/juick/TopManager.java                  | 2 ++
 src/main/java/com/juick/service/MessagesServiceImpl.java | 4 ++--
 2 files changed, 4 insertions(+), 2 deletions(-)

(limited to 'src')

diff --git a/src/main/java/com/juick/TopManager.java b/src/main/java/com/juick/TopManager.java
index 3a6cafe1..faa225d8 100644
--- a/src/main/java/com/juick/TopManager.java
+++ b/src/main/java/com/juick/TopManager.java
@@ -52,6 +52,8 @@ public class TopManager {
             if (!tags.contains("juick")) {
                 CommandResult result = commandsManager.commandRecommend(serviceUser, URI.create(StringUtils.EMPTY), String.valueOf(m));
                 logger.info("Popular message {}: {}", m,  result.getText());
+            } else {
+                logger.warn("Popular candidates query broken again");
             }
         });
     }
diff --git a/src/main/java/com/juick/service/MessagesServiceImpl.java b/src/main/java/com/juick/service/MessagesServiceImpl.java
index 0a010929..ddf7234e 100644
--- a/src/main/java/com/juick/service/MessagesServiceImpl.java
+++ b/src/main/java/com/juick/service/MessagesServiceImpl.java
@@ -982,12 +982,12 @@ public class MessagesServiceImpl extends BaseJdbcService implements MessagesServ
                 + "LEFT JOIN messages_tags ON messages_tags.message_id = messages.message_id "
                 + "WHERE COALESCE(messages_tags.tag_id, 0) != 2 "
                 + "AND COALESCE(messages_tags.tag_id, 0) != 805 AND replies.ts > TIMESTAMPADD(HOUR, -2, CURRENT_TIMESTAMP) "
-                + "AND COALESCE(favorites.user_id, 0) != 2 GROUP BY messages.message_id having COUNT(DISTINCT(replies.user_id)) > 5 "
+                + "AND NOT EXISTS (SELECT 1 FROM favorites WHERE message_id = messages.message_id AND user_id = 2) GROUP BY messages.message_id having COUNT(DISTINCT(replies.user_id)) > 5 "
                 + "UNION ALL SELECT favorites.message_id FROM favorites "
                 + "INNER JOIN messages ON messages.message_id = favorites.message_id "
                 + "LEFT JOIN messages_tags ON messages_tags.message_id = messages.message_id "
                 + "WHERE COALESCE(messages_tags.tag_id, 0) != 2 AND favorites.ts > TIMESTAMPADD(HOUR, -2, CURRENT_TIMESTAMP) "
-                + "AND NOT EXISTS (SELECT * FROM favorites WHERE user_id = 2) GROUP BY messages.message_id HAVING COUNT(DISTINCT favorites.user_id) > 1;",
+                + "AND NOT EXISTS (SELECT 1 FROM favorites WHERE message_id = messages.message_id AND user_id = 2) GROUP BY messages.message_id HAVING COUNT(DISTINCT favorites.user_id) > 1;",
                 Integer.class);
     }
 
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