Fix breakage of the stream page

thrimbletrimmer/beta/scripts/common.js

@@ -138,11 +138,15 @@ function generateDownloadURL(startTime, endTime, downloadType, allowHoles, quali
 	const endURLTime = getWubloaderTimeFromDate(endTime);
 
 	const queryParts = [
-		`start=${startURLTime}`,
-		`end=${endURLTime}`,
 		`type=${downloadType}`,
 		`allow_holes=${allowHoles}`,
 	];
+	if (startURLTime) {
+		queryParts.push(`start=${startURLTime}`);
+	}
+	if (endURLTime) {
+		queryParts.push(`end=${endURLTime}`);
+	}
 
 	const downloadURL = `/cut/${globalStreamName}/${quality}.ts?${queryParts.join("&")}`;
 	return downloadURL;

thrimbletrimmer/beta/scripts/stream.js

@@ -1,10 +1,10 @@
-var globalLoadedVideoPlayer = false;
-var globalVideoTimeReference = TIME_FRAME_AGO;
-
 const TIME_FRAME_UTC = 1;
 const TIME_FRAME_BUS = 2;
 const TIME_FRAME_AGO = 3;
 
+var globalLoadedVideoPlayer = false;
+var globalVideoTimeReference = TIME_FRAME_AGO;
+
 window.addEventListener("DOMContentLoaded", async (event) => {
 	commonPageSetup();
 	const timeSettingsForm = document.getElementById("stream-time-settings");
@@ -78,7 +78,9 @@ function updateTimeSettings() {
 
 	updateDownloadLink();
 
-	if (getEndTime() < getStartTime()) {
+	const startTime = getStartTime();
+	const endTime = getEndTime();
+	if (endTime && endTime < startTime) {
 		addError(
 			"End time is before the start time. This will prevent video loading and cause other problems."
 		);