Use actions/events for plugin interoperability. Move base case and mute functionality to their own plugins.

src/data/GuildActions.ts

@@ -0,0 +1,24 @@
+import { BaseRepository } from "./BaseRepository";
+
+type ActionFn = (...args: any[]) => any | Promise<any>;
+
+export class GuildActions extends BaseRepository {
+  private actions: Map<string, ActionFn>;
+
+  constructor(guildId) {
+    super(guildId);
+    this.actions = new Map();
+  }
+
+  public register(actionName: string, actionFn: ActionFn) {
+    this.actions.set(actionName, actionFn);
+  }
+
+  public unregister(actionName: string) {
+    this.actions.delete(actionName);
+  }
+
+  public fire(actionName: string, ...args: any[]): Promise<any> {
+    return this.actions.has(actionName) ? this.actions.get(actionName)(...args) : null;
+  }
+}