refactor(helpers): separate functions into files (#667)

* refactor(helpers): separate functions into files

* idk

* idk

src/helpers/commands/delete_slash_response.ts

@@ -0,0 +1,18 @@
+import { applicationID } from "../../bot.ts";
+import { RequestManager } from "../../rest/request_manager.ts";
+import { endpoints } from "../../util/constants.ts";
+
+/** To delete your response to a slash command. If a message id is not provided, it will default to deleting the original response. */
+export async function deleteSlashResponse(token: string, messageID?: string) {
+  const result = await RequestManager.delete(
+    messageID
+      ? endpoints.INTERACTION_ID_TOKEN_MESSAGEID(
+        applicationID,
+        token,
+        messageID,
+      )
+      : endpoints.INTERACTION_ORIGINAL_ID_TOKEN(applicationID, token),
+  );
+
+  return result;
+}