implemented RMV public transit module including trip search, station departures, and nearby stop lookup, added "Marianum Connect" API integration with bearer token authentication and auto-refresh logic, integrated geolocator for location-based station search, added persistent storage for favorite stations and recent trip queries, and implemented comprehensive UI for journey details, trip results, and disruption alerts

2026-05-20 19:08:05 +02:00
parent f185b3273a
commit 067012cc84
61 changed files with 7885 additions and 1 deletions
@@ -0,0 +1,36 @@
+/// ISO-8601 duration (`PT1H30M5S`) ↔ Dart `Duration`. Backend serialises
+/// `java.time.Duration` in this format; Dart has no builtin parser.
+class IsoDuration {
+  IsoDuration._();
+
+  static final RegExp _pattern = RegExp(
+    r'^P(?:T(?:(\d+)H)?(?:(\d+)M)?(?:(\d+(?:\.\d+)?)S)?)?$',
+  );
+
+  static Duration? fromJson(String? iso) {
+    if (iso == null || iso.isEmpty) return null;
+    final match = _pattern.firstMatch(iso);
+    if (match == null) return null;
+    final hours = int.parse(match.group(1) ?? '0');
+    final minutes = int.parse(match.group(2) ?? '0');
+    final secondsRaw = match.group(3) ?? '0';
+    final secondsValue = double.parse(secondsRaw);
+    return Duration(
+      hours: hours,
+      minutes: minutes,
+      milliseconds: (secondsValue * 1000).round(),
+    );
+  }
+
+  static String? toJson(Duration? d) {
+    if (d == null) return null;
+    final hours = d.inHours;
+    final minutes = d.inMinutes.remainder(60);
+    final seconds = d.inSeconds.remainder(60);
+    final buf = StringBuffer('PT');
+    if (hours > 0) buf.write('${hours}H');
+    if (minutes > 0) buf.write('${minutes}M');
+    if (seconds > 0 || (hours == 0 && minutes == 0)) buf.write('${seconds}S');
+    return buf.toString();
+  }
+}