Implement some sort of basic rss scraping

lib/utils.dart

@@ -0,0 +1,47 @@
+DateTime parseRfc822Date(String date) {
+  // Split the date string into components
+  final parts = date.split(' ');
+
+  // Map the month names to their corresponding numbers
+  const monthMap = {
+    'Jan': 1,
+    'Feb': 2,
+    'Mar': 3,
+    'Apr': 4,
+    'May': 5,
+    'Jun': 6,
+    'Jul': 7,
+    'Aug': 8,
+    'Sep': 9,
+    'Oct': 10,
+    'Nov': 11,
+    'Dec': 12,
+  };
+
+  // Extract the components
+  final day = int.parse(parts[1]);
+  final month = monthMap[parts[2]]!;
+  final year = int.parse(parts[3]);
+  final timeParts = parts[4].split(':');
+  final hour = int.parse(timeParts[0]);
+  final minute = int.parse(timeParts[1]);
+  final second = int.parse(timeParts[2]);
+
+  // Handle the timezone offset
+  final timezone = parts[5];
+  final isNegative = timezone.startsWith('-');
+  final tzHours = int.parse(timezone.substring(1, 3));
+  final tzMinutes = int.parse(timezone.substring(3, 5));
+
+  // Create the DateTime object
+  DateTime dateTime = DateTime(year, month, day, hour, minute, second);
+
+  // Adjust for timezone
+  if (isNegative) {
+    dateTime = dateTime.subtract(Duration(hours: tzHours, minutes: tzMinutes));
+  } else {
+    dateTime = dateTime.add(Duration(hours: tzHours, minutes: tzMinutes));
+  }
+
+  return dateTime;
+}