Updated scripts to handle overwriting and not erasing when bad data

.github/scripts/index.js

@@ -12,21 +12,30 @@ function ensureDirectoryExists(filePath) {
     const dirname = path.dirname(filePath);
     if (!fs.existsSync(dirname)) {
         fs.mkdirSync(dirname, { recursive: true });
+        console.log(`Directory ${dirname} created.`);
     }
 }
 
 async function fetchICS() {
-    const response = await fetch(ICS_URL);
-    const data = await response.text();
-    return data;
+    try {
+        const response = await fetch(ICS_URL);
+        if (!response.ok) {
+            throw new Error(`Failed to fetch ICS file: ${response.statusText}`);
+        }
+        const data = await response.text();
+        return data;
+    } catch (error) {
+        console.error('Fetch ICS Error:', error);
+        return null;
+    }
 }
 
 function parseAndConvertICALToJSON(icsData) {
     try {
         const jcal = ICAL.parse(icsData);
         const comp = new ICAL.Component(jcal);
         const events = comp.getAllSubcomponents('vevent');
-        const jsonData = events.map(event => {
+        return events.map(event => {
             const vevent = new ICAL.Event(event);
             return {
                 summary: vevent.summary,
@@ -39,10 +48,9 @@ function parseAndConvertICALToJSON(icsData) {
                 recurrenceId: vevent.component.getFirstPropertyValue('recurrence-id') ? vevent.component.getFirstPropertyValue('recurrence-id').toString() : null
             };
         });
-        return jsonData;
     } catch (error) {
         console.error('Error converting ICAL to JSON:', error);
-        return null; // Return null to indicate failure
+        return null;
     }
 }
 
@@ -56,18 +64,24 @@ async function main() {
         ensureDirectoryExists(ICS_OUTPUT_FILE);
 
         const icsData = await fetchICS();
+        if (!icsData) {
+            console.log('Failed to download ICS data. Exiting.');
+            return;
+        }
+
         fs.writeFileSync(ICS_OUTPUT_FILE, icsData);
         console.log('ICS file has been downloaded and saved.');
 
         const jsonData = {
             lastRetrieved: new Date().toISOString(),
             events: parseAndConvertICALToJSON(icsData)
         };
+
         if (jsonData.events) {
             fs.writeFileSync(JSON_OUTPUT_FILE, JSON.stringify(jsonData, null, 2));
             console.log('ICS data has been converted to JSON and saved.');
         } else {
-            console.log('Failed to convert ICAL to JSON.');
+            console.log('Failed to convert ICAL to JSON or JSON is empty.');
         }
     } catch (error) {
         console.error('Error processing ICS file:', error);