fix: bad channel.thread handling

src/helpers/channels/threads/delete_thread.ts

@@ -0,0 +1,15 @@
+import { cacheHandlers } from "../../../cache.ts";
+import { rest } from "../../../rest/rest.ts";
+import { endpoints } from "../../../util/constants.ts";
+import { requireBotGuildPermissions } from "../../../util/permissions.ts";
+
+/** Delete a thread in your server. Bot needs MANAGE_THREADS permissions in the server. */
+export async function deleteThread(threadId: bigint, reason?: string) {
+  const thread = await cacheHandlers.get("threads", threadId);
+  if (thread) {
+    const channel = await cacheHandlers.get("channels", thread?.channelId);
+    if (channel?.guildId) await requireBotGuildPermissions(channel.guildId, ["MANAGE_THREADS"]);
+  }
+
+  return await rest.runMethod("delete", endpoints.CHANNEL_BASE(threadId), { reason });
+}