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/
+	));
+};