Upload chunk: small JS enhancements

panel/src/helpers/upload.js

@@ -14,7 +14,7 @@ export async function chunked(file, params, size = 5242880) {
 	for (let i = 0; i < parts; i++) {
 		const start = i * size;
 		const end = Math.min(start + size, file.size);
-		const chunk = file.slice(start, end, file.type);
+		const chunk = parts > 1 ? file.slice(start, end, file.type) : file;
 
 		// when more than one part, add flag to
 		// recognize chunked upload and its last chunk
@@ -32,7 +32,7 @@ export async function chunked(file, params, size = 5242880) {
 			// calculate the total progress based on chunk progress
 			progress: (xhr, chunk, percent) => {
 				const total = (i + percent / 100) / parts;
-				params.progress(xhr, file, Math.ceil(total * 100));
+				params.progress(xhr, file, Math.round(total * 100));
 			}
 		});
 	}