Initial commit

src/client/actions/MessageReactionRemove.js

@@ -0,0 +1,45 @@
+'use strict';
+
+const Action = require('./Action');
+const Events = require('../../util/Events');
+
+/*
+{ user_id: 'id',
+     message_id: 'id',
+     emoji: { name: '<27>', id: null },
+     channel_id: 'id',
+     guild_id: 'id' }
+*/
+
+class MessageReactionRemove extends Action {
+  handle(data) {
+    if (!data.emoji) return false;
+
+    const user = this.getUser(data);
+    if (!user) return false;
+
+    // Verify channel
+    const channel = this.getChannel(data);
+    if (!channel?.isTextBased()) return false;
+
+    // Verify message
+    const message = this.getMessage(data, channel);
+    if (!message) return false;
+
+    // Verify reaction
+    const reaction = this.getReaction(data, message, user);
+    if (!reaction) return false;
+    reaction._remove(user);
+    /**
+     * Emitted whenever a reaction is removed from a cached message.
+     * @event Client#messageReactionRemove
+     * @param {MessageReaction} messageReaction The reaction object
+     * @param {User} user The user whose emoji or reaction emoji was removed
+     */
+    this.client.emit(Events.MessageReactionRemove, reaction, user);
+
+    return { message, reaction, user };
+  }
+}
+
+module.exports = MessageReactionRemove;