From b5016bb39b5aad08abab0bbe6abebdd3fe900836 Mon Sep 17 00:00:00 2001
From: Mylloon <kennel.anri@tutanota.com>
Date: Wed, 27 Jul 2022 00:35:47 +0200
Subject: [PATCH] file ext stuff

---
 src/utils/misc.ts | 22 ++++++++++++++++++++++
 1 file changed, 22 insertions(+)

diff --git a/src/utils/misc.ts b/src/utils/misc.ts
index 0f76dd4..917fb74 100644
--- a/src/utils/misc.ts
+++ b/src/utils/misc.ts
@@ -36,3 +36,25 @@ export const removeExtension = (filename: string) => {
 
 	return array.join('.');
 };
+
+/**
+ * Get extension from a filename.
+ * @param filename string of the filename
+ * @returns string of the extension if it exists
+ */
+export const getExtension = (filename: string) => {
+	const array = filename.split('.');
+
+	return array.pop();
+};
+
+/**
+ * Define if a media is a media based on file extension.
+ * @param filename string of the filename
+ * @returns true is file is a media
+ */
+export const isImage = (filename: string) => {
+	return Boolean(getExtension(filename)?.match(
+		/jpg|jpeg|png|webp|gif/
+	));
+};