refactoring

Resolve #7779

packages/backend/src/server/api/endpoints/drive/folders/show.ts

@@ -0,0 +1,49 @@
+import $ from 'cafy';
+import { ID } from '@/misc/cafy-id';
+import define from '../../../define';
+import { ApiError } from '../../../error';
+import { DriveFolders } from '@/models/index';
+
+export const meta = {
+	tags: ['drive'],
+
+	requireCredential: true as const,
+
+	kind: 'read:drive',
+
+	params: {
+		folderId: {
+			validator: $.type(ID),
+		}
+	},
+
+	res: {
+		type: 'object' as const,
+		optional: false as const, nullable: false as const,
+		ref: 'DriveFolder',
+	},
+
+	errors: {
+		noSuchFolder: {
+			message: 'No such folder.',
+			code: 'NO_SUCH_FOLDER',
+			id: 'd74ab9eb-bb09-4bba-bf24-fb58f761e1e9'
+		},
+	}
+};
+
+export default define(meta, async (ps, user) => {
+	// Get folder
+	const folder = await DriveFolders.findOne({
+		id: ps.folderId,
+		userId: user.id
+	});
+
+	if (folder == null) {
+		throw new ApiError(meta.errors.noSuchFolder);
+	}
+
+	return await DriveFolders.pack(folder, {
+		detail: true
+	});
+});