fix(utils): properly retrieve file extensions from URLs that contain query parameters

Author: bang9

packages/uikit-utils/src/shared/regex.ts

@@ -68,10 +68,16 @@ export const getFileType = (extOrType: string) => {
   return 'file';
 };
 export function getFileExtension(filePath: string) {
-  const idx = filePath.lastIndexOf('.');
+  const pathWithoutParams = filePath.split('?')[0];
+
+  const idx = pathWithoutParams.lastIndexOf('.');
   if (idx === -1) return '';
-  return filePath.slice(idx - filePath.length).toLowerCase();
+
+  const result = pathWithoutParams.slice(idx - pathWithoutParams.length).toLowerCase();
+  if (result === '.') return '';
+  else return result;
 }
+
 export function normalizeFileName(fileName: string, extension: string) {
   if (fileName.indexOf(extension) > -1) {
     return fileName;