Deduplicate emotes by name in smart tab emote completion strategy (#5705)

CHANGELOG.md

@@ -42,6 +42,7 @@
 - Minor: Tabs unhighlight when their content is read in other tabs. (#5649)
 - Minor: Made usernames in bits and sub messages clickable. (#5686)
 - Minor: Mentions of FrankerFaceZ and BetterTTV in settings are standardized as such. (#5698)
+- Minor: Emote names are no longer duplicated when using smarter emote completion. (#5705)
 - Bugfix: Fixed tab move animation occasionally failing to start after closing a tab. (#5426, #5612)
 - Bugfix: If a network request errors with 200 OK, Qt's error code is now reported instead of the HTTP status. (#5378)
 - Bugfix: Fixed restricted users usernames not being clickable. (#5405)

src/controllers/completion/TabCompletionModel.cpp

@@ -43,11 +43,15 @@ void TabCompletionModel::updateResults(const QString &query,
                 query, fullTextContent, cursorPosition, isFirstWord);
         if (done)
         {
+            auto uniqueResults = std::unique(results.begin(), results.end());
+            results.erase(uniqueResults, results.end());
             this->setStringList(results);
             return;
         }
 #endif
         this->source_->addToStringList(results, 0, isFirstWord);
+        auto uniqueResults = std::unique(results.begin(), results.end());
+        results.erase(uniqueResults, results.end());
         this->setStringList(results);
     }
 }