Examples with ReactionAddListener de.btobastian.javacord.listener.message.ReactionAddListener used on opensource projects

Example 1 with ReactionAddListener

use of de.btobastian.javacord.listener.message.ReactionAddListener in project Javacord by BtoBastian.

the class MessageReactionAddHandler method handle.

@Override
public void handle(JSONObject packet) {
    String userId = packet.getString("user_id");
    String messageId = packet.getString("message_id");
    JSONObject emoji = packet.getJSONObject("emoji");
    boolean isCustomEmoji = !emoji.isNull("id");
    Message message = api.getMessageById(messageId);
    if (message == null) {
        return;
    }
    Reaction reaction = null;
    if (isCustomEmoji) {
        String emojiId = emoji.getString("id");
        if (message.isPrivateMessage()) {
            // Private messages with custom emoji? Maybe with Nitro, but there's no documentation so far.
            return;
        }
        CustomEmoji customEmoji = message.getChannelReceiver().getServer().getCustomEmojiById(emojiId);
        if (customEmoji == null) {
            // We don't know this emoji
            return;
        }
        reaction = ((ImplMessage) message).addCustomEmojiReactionToCache(customEmoji, api.getYourself().getId().equals(userId));
    } else {
        reaction = ((ImplMessage) message).addUnicodeReactionToCache(emoji.getString("name"), api.getYourself().getId().equals(userId));
    }
    if (reaction != null) {
        final User user = api.getCachedUserById(userId);
        if (user != null) {
            final Reaction reactionFinal = reaction;
            listenerExecutorService.submit(new Runnable() {

                @Override
                public void run() {
                    List<ReactionAddListener> listeners = api.getListeners(ReactionAddListener.class);
                    synchronized (listeners) {
                        for (ReactionAddListener listener : listeners) {
                            try {
                                listener.onReactionAdd(api, reactionFinal, user);
                            } catch (Throwable t) {
                                logger.warn("Uncaught exception in ReactionAddListener!", t);
                            }
                        }
                    }
                }
            });
        }
    }
}