feat(gui): Display developer responses to feedback (#302)

src-gui/src/utils/conversionUtils.ts

@@ -74,4 +74,61 @@ export function bytesToMb(bytes: number): number {
 /// Get the markup of a maker's exchange rate compared to the market rate in percent
 export function getMarkup(makerPrice: number, marketPrice: number): number {
   return (makerPrice - marketPrice) / marketPrice * 100;
+}
+
+// Updated function to parse 9-element tuple and format it
+export function formatDateTime(dateTime: [number, number, number, number, number, number, number, number, number] | null | undefined): string {
+  if (!dateTime || !Array.isArray(dateTime) || dateTime.length !== 9) {
+    // Basic validation for null, undefined, or incorrect structure
+    return "Invalid Date Input";
+  }
+  
+  try {
+    const [year, dayOfYear, hour, minute, second, nanoseconds, offsetH, offsetM, offsetS] = dateTime;
+
+    // More robust validation (example)
+    if (year < 1970 || dayOfYear < 1 || dayOfYear > 366 || hour < 0 || hour > 23 || minute < 0 || minute > 59 || second < 0 || second > 59 || nanoseconds < 0 || nanoseconds > 999999999) {
+        return "Invalid Date Components";
+    }
+    
+    // Calculate total offset in seconds (handle potential non-zero offsets)
+    const totalOffsetSeconds = (offsetH * 3600) + (offsetM * 60) + offsetS;
+
+    // Calculate milliseconds from nanoseconds
+    const milliseconds = Math.floor(nanoseconds / 1_000_000);
+
+    // Create Date object for the start of the year *in UTC*
+    const date = new Date(Date.UTC(year, 0, 1)); // Month is 0-indexed (January)
+    
+    // Add (dayOfYear - 1) days to get the correct date *in UTC*
+    date.setUTCDate(date.getUTCDate() + dayOfYear - 1);
+
+    // Set the time components *in UTC*
+    date.setUTCHours(hour);
+    date.setUTCMinutes(minute);
+    date.setUTCSeconds(second);
+    date.setUTCMilliseconds(milliseconds);
+
+    // Adjust for the timezone offset to get the correct UTC time
+    // Subtract the offset because Date.UTC assumes UTC, but the components might be for a different offset
+    date.setTime(date.getTime() - totalOffsetSeconds * 1000);
+
+    // Final validation
+    if (isNaN(date.getTime())) {
+        return "Invalid Calculated Date";
+    }
+
+    // Format to a readable string (e.g., "YYYY-MM-DD HH:MM:SS UTC")
+    const yyyy = date.getUTCFullYear();
+    const mm = String(date.getUTCMonth() + 1).padStart(2, '0');
+    const dd = String(date.getUTCDate()).padStart(2, '0');
+    const HH = String(date.getUTCHours()).padStart(2, '0');
+    const MM = String(date.getUTCMinutes()).padStart(2, '0');
+    const SS = String(date.getUTCSeconds()).padStart(2, '0');
+
+    return `${yyyy}-${mm}-${dd} ${HH}:${MM}:${SS} UTC`;
+
+  } catch (e) {
+    return "Invalid Date Format";
+  }
 }