try to request 5 times before exit

DerArkeN · Oct 20, 2022 · 9cb589c · 9cb589c
1 parent 1156b94
commit 9cb589c
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Showing 2 changed files with 1,123 additions and 564 deletions.
diff --git a/index.js b/index.js
@@ -3,7 +3,7 @@ const logger = require('./logger.js');
 const google = require('./google.js');
 const { parse, startOfDay } = require('date-fns');
 
-(async () => {
+let run = async() => {
 	console.log('Started untis-google.');
 
 	let args = process.argv.slice(2);
@@ -17,26 +17,43 @@ const { parse, startOfDay } = require('date-fns');
 		if(running) return;
 		if(untis == null) return;
 		running = true;
-		try {
-			var curT = await untis.getTimetable();
-		}catch(err) {
-			logger.error(err, {time: `${new Date()}`});
-			running = false;
-			return;
-		}
-
-		//Check if update occured
-		if(JSON.stringify(oldT) !== JSON.stringify(curT)) {
-			logger.info('Update received', {time: `${new Date()}`});
-			console.log('Update received');
-			//Add new events
-			await untis.addNew(oldT, curT);
-			//Update events
-			await untis.update(new Date());
-			//Update oldT to curT
-			oldT = curT;
+
+		// Request 5 times max
+		let success = false;
+		let retry = 0;
+		while(!success) {
+			try {
+				var curT = await untis.getTimetable();
+				success = true;
+
+				// Check if update occured
+				if(JSON.stringify(oldT) !== JSON.stringify(curT)) {
+					logger.info('Update received', {time: `${new Date()}`});
+					console.log('Update received');
+					// Add new events
+					await untis.addNew(oldT, curT);
+					// Update events
+					await untis.update(new Date());
+					// Update oldT to curT
+					oldT = curT;
+				}
+
+				running = false;
+			}catch(err) {
+				if(retry > 5) {
+					console.log(err);
+					logger.error(err, {time: `${new Date()}`});
+					running = false;
+					clearInterval(intervalID);
+					break;
+				}
+				retry++;
+			}
 		}
-
-		running = false;
+
 	}, 30 * 60 * 1000);
-})();
+}
+
+(async() => {
+	run();
+})();