Create get_discovery_categories.ts

src/helpers/discovery/get_discovery_categories.ts

@@ -0,0 +1,25 @@
+import { rest } from "../../rest/rest.ts";
+import {
+  DiscordDiscoveryCategory,
+  DiscoveryCategory,
+} from "../../types/discovery/discovery_category.ts";
+import { Collection } from "../../util/collection.ts";
+import { endpoints } from "../../util/constants.ts";
+import { snakeKeysToCamelCase } from "../../util/utils.ts";
+
+/** Returns an array of discovery category objects that can be used when editing guilds */
+export async function getDiscoveryCategories() {
+  const result = await rest.runMethod<DiscordDiscoveryCategory[]>(
+    "get",
+    endpoints.DISCOVERY_CATEGORIES,
+  );
+
+  return new Collection<number, DiscoveryCategory>(
+    result.map(
+      (category) => [
+        category.id,
+        snakeKeysToCamelCase<DiscoveryCategory>(category),
+      ]
+    ),
+  );
+}