From 33cc60ac5c5c4028c0f1fb64097523f606b6141e Mon Sep 17 00:00:00 2001
From: Vitaly Takmazov
Date: Thu, 29 Nov 2018 13:25:39 +0300
Subject: ActivityPub likes fix

---
 .../java/com/juick/server/ActivityPubManager.java  | 13 ++++++-------
 .../java/com/juick/service/MessagesService.java    |  4 ++--
 .../com/juick/service/MessagesServiceImpl.java     | 22 ++++++++++++++++++----
 3 files changed, 26 insertions(+), 13 deletions(-)

diff --git a/src/main/java/com/juick/server/ActivityPubManager.java b/src/main/java/com/juick/server/ActivityPubManager.java
index de24985c..5249f3c9 100644
--- a/src/main/java/com/juick/server/ActivityPubManager.java
+++ b/src/main/java/com/juick/server/ActivityPubManager.java
@@ -1,6 +1,7 @@
 package com.juick.server;
 
 import com.juick.Message;
+import com.juick.Reaction;
 import com.juick.User;
 import com.juick.formatters.PlainTextFormatter;
 import com.juick.server.api.activity.model.Context;
@@ -137,30 +138,28 @@ public class ActivityPubManager implements ActivityListener, NotificationListene
 
     @Override
     public void processAnnounceEvent(AnnounceEvent event) {
-        logger.info("Announce: {} -> {}", event.getActorUri(), event.getMessageUri());
         UriComponents uriComponents = UriComponentsBuilder.fromUriString(event.getMessageUri()).build();
         List<String> segments = uriComponents.getPathSegments();
         if (segments.get(0).equals("n")) {
             String[] ids = segments.get(1).split("-", 2);
-            if (ids.length == 1) {
+            if (ids.length == 2 && Integer.valueOf(ids[1]) == 0) {
                 // only messages
                 logger.info("{} recommends {}", event.getActorUri(), Integer.valueOf(ids[0]));
-                messagesService.recommendMessage(Integer.valueOf(ids[0]), 0, event.getActorUri());
+                messagesService.likeMessage(Integer.valueOf(ids[0]), 0, Reaction.LIKE, event.getActorUri());
             }
         }
     }
 
     @Override
     public void undoAnnounceEvent(UndoAnnounceEvent event) {
-        logger.info("Undo announce: {} -> {}", event.getActorUri(), event.getMessageUri());
         UriComponents uriComponents = UriComponentsBuilder.fromUriString(event.getMessageUri()).build();
         List<String> segments = uriComponents.getPathSegments();
-        if (segments.get(0).equals("m")) {
+        if (segments.get(0).equals("n")) {
             String[] ids = segments.get(1).split("-", 2);
-            if (ids.length == 1) {
+            if (ids.length == 2 && Integer.valueOf(ids[1]) == 0) {
                 // only messages
                 logger.info("{} stop recommending {}", event.getActorUri(), Integer.valueOf(ids[0]));
-                messagesService.recommendMessage(Integer.valueOf(ids[0]), 0, event.getActorUri());
+                messagesService.likeMessage(Integer.valueOf(ids[0]), 0, null, event.getActorUri());
             }
         }
     }
diff --git a/src/main/java/com/juick/service/MessagesService.java b/src/main/java/com/juick/service/MessagesService.java
index fb2b3d95..4bcdba46 100644
--- a/src/main/java/com/juick/service/MessagesService.java
+++ b/src/main/java/com/juick/service/MessagesService.java
@@ -47,9 +47,9 @@ public interface MessagesService {
 
     List<Reaction> listReactions();
 
-    RecommendStatus likeMessage(int mid, int vuid, int reactionId);
+    RecommendStatus likeMessage(int mid, int vuid, Integer reaction);
 
-    RecommendStatus likeMessage(int mid, int vuid, int reactionId, String userUri);
+    RecommendStatus likeMessage(int mid, int vuid, Integer reaction, String userUri);
 
 
     boolean canViewThread(int mid, int uid);
diff --git a/src/main/java/com/juick/service/MessagesServiceImpl.java b/src/main/java/com/juick/service/MessagesServiceImpl.java
index f45ee351..7951eb42 100644
--- a/src/main/java/com/juick/service/MessagesServiceImpl.java
+++ b/src/main/java/com/juick/service/MessagesServiceImpl.java
@@ -268,15 +268,29 @@ public class MessagesServiceImpl extends BaseJdbcService implements MessagesServ
     }
 
     @Override
-    public RecommendStatus likeMessage(int mid, int vuid, int reactionId) {
-        return likeMessage(mid, vuid, reactionId, StringUtils.EMPTY);
+    public RecommendStatus likeMessage(int mid, int vuid, Integer reaction) {
+        return likeMessage(mid, vuid, reaction, StringUtils.EMPTY);
     }
 
     @Transactional
     @Override
-    public RecommendStatus likeMessage(int mid, int vuid, int reactionId, String userUri) throws IllegalArgumentException {
+    public RecommendStatus likeMessage(int mid, int vuid, Integer reaction, String userUri) throws IllegalArgumentException {
+        if (reaction == null) {
+            SqlParameterSource sqlParameterSource = new MapSqlParameterSource()
+                    .addValue("uid", vuid)
+                    .addValue("uri", userUri)
+                    .addValue("like_id", reaction)
+                    .addValue("mid", mid);
+            boolean wasDeleted = getNamedParameterJdbcTemplate()
+                    .update("DELETE FROM favorites WHERE user_id=:uid AND message_id=:mid AND like_id=:like_id AND user_uri=:uri", sqlParameterSource) > 0;
+            if (wasDeleted) {
+                return RecommendStatus.Deleted;
+            } else {
+                return RecommendStatus.Error;
+            }
+        }
         boolean wasAdded = getJdbcTemplate()
-                .update("INSERT INTO favorites(user_id, message_id, ts, like_id, user_uri) VALUES (?, ?, NOW(), ?, ?)", vuid, mid, reactionId, userUri) == 1;
+                .update("INSERT INTO favorites(user_id, message_id, ts, like_id, user_uri) VALUES (?, ?, NOW(), ?, ?)", vuid, mid, reaction, userUri) == 1;
         if (wasAdded) {
             return RecommendStatus.Added;
         }
-- 
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