refactor: more oop with stores (#2216)

* refactor: more oop with stores

* forgot bulk delete

* Revert "forgot bulk delete"

This reverts commit 1b4fb999ee07b358ee6e1af9efb8981b84f83af1.

* appease linter

* missed some


shh

* fail

src/stores/ReactionUserStore.js

@@ -23,11 +23,33 @@ class ReactionUserStore extends DataStore {
       .reactions[this.reaction.emoji.identifier]
       .get({ query: { limit, before, after } });
     for (const rawUser of users) {
-      const user = this.client.users.create(rawUser);
+      const user = this.client.users.add(rawUser);
       this.set(user.id, user);
     }
     return this;
   }
+
+  /**
+   * Removes a user from this reaction.
+   * @param {UserResolvable} [user=this.reaction.message.client.user] The user to remove the reaction of
+   * @returns {Promise<MessageReaction>}
+   */
+  remove(user = this.reaction.message.client.user) {
+    const message = this.reaction.message;
+    const userID = message.client.users.resolveID(user);
+    if (!userID) return Promise.reject(new Error('REACTION_RESOLVE_USER'));
+    return message.client.api.channels[message.channel.id].messages[message.id]
+      .reactions[this.reaction.emoji.identifier][userID === message.client.user.id ? '@me' : userID]
+      .delete()
+      .then(() =>
+        message.client.actions.MessageReactionRemove.handle({
+          user_id: userID,
+          message_id: message.id,
+          emoji: this.reaction.emoji,
+          channel_id: message.channel.id,
+        }).reaction
+      );
+  }
 }
 
 module.exports = ReactionUserStore;