Track, nyomkövetés hozzáadása

2026-05-10 02:31:27 +02:00
parent 810e118059
commit 7192fa5322
16 changed files with 1613 additions and 27 deletions
@@ -0,0 +1,160 @@
+import 'dart:math' as math;
+
+// ─── TrackPoint ───────────────────────────────────────────────────────────────
+
+class TrackPoint {
+  final int? id;
+  final int trackId;
+  final double latitude;
+  final double longitude;
+  final double? altitude;
+  final double? accuracy;
+  final double? speed; // m/s
+  final double? heading;
+  final DateTime timestamp;
+
+  const TrackPoint({
+    this.id,
+    required this.trackId,
+    required this.latitude,
+    required this.longitude,
+    this.altitude,
+    this.accuracy,
+    this.speed,
+    this.heading,
+    required this.timestamp,
+  });
+
+  Map<String, dynamic> toMap() => {
+        if (id != null) 'id': id,
+        'track_id': trackId,
+        'latitude': latitude,
+        'longitude': longitude,
+        'altitude': altitude,
+        'accuracy': accuracy,
+        'speed': speed,
+        'heading': heading,
+        'timestamp': timestamp.toIso8601String(),
+      };
+
+  factory TrackPoint.fromMap(Map<String, dynamic> m) => TrackPoint(
+        id: m['id'] as int?,
+        trackId: m['track_id'] as int,
+        latitude: m['latitude'] as double,
+        longitude: m['longitude'] as double,
+        altitude: m['altitude'] as double?,
+        accuracy: m['accuracy'] as double?,
+        speed: m['speed'] as double?,
+        heading: m['heading'] as double?,
+        timestamp: DateTime.parse(m['timestamp'] as String),
+      );
+}
+
+// ─── Track státusz ────────────────────────────────────────────────────────────
+
+enum TrackStatus { recording, paused, finished }
+
+// ─── Track ───────────────────────────────────────────────────────────────────
+
+class Track {
+  final int? id;
+  final String name;
+  final DateTime startTime;
+  final DateTime? endTime;
+  final TrackStatus status;
+  final String source; // pl. "Telefon GPS", "BLE GNSS"
+
+  // Statisztikák — ezeket a DB is tárolja a gyors listázáshoz
+  final double distanceMeters;
+  final int pointCount;
+
+  const Track({
+    this.id,
+    required this.name,
+    required this.startTime,
+    this.endTime,
+    this.status = TrackStatus.recording,
+    this.source = 'Telefon GPS',
+    this.distanceMeters = 0,
+    this.pointCount = 0,
+  });
+
+  Track copyWith({
+    int? id,
+    String? name,
+    DateTime? startTime,
+    DateTime? endTime,
+    TrackStatus? status,
+    String? source,
+    double? distanceMeters,
+    int? pointCount,
+  }) =>
+      Track(
+        id: id ?? this.id,
+        name: name ?? this.name,
+        startTime: startTime ?? this.startTime,
+        endTime: endTime ?? this.endTime,
+        status: status ?? this.status,
+        source: source ?? this.source,
+        distanceMeters: distanceMeters ?? this.distanceMeters,
+        pointCount: pointCount ?? this.pointCount,
+      );
+
+  /// Formázott időtartam (óó:pp:mm)
+  String get durationFormatted {
+    final end = endTime ?? DateTime.now();
+    final d = end.difference(startTime);
+    final h = d.inHours.toString().padLeft(2, '0');
+    final m = (d.inMinutes % 60).toString().padLeft(2, '0');
+    final s = (d.inSeconds % 60).toString().padLeft(2, '0');
+    return '$h:$m:$s';
+  }
+
+  /// Formázott távolság
+  String get distanceFormatted {
+    if (distanceMeters < 1000) {
+      return '${distanceMeters.toStringAsFixed(0)} m';
+    }
+    return '${(distanceMeters / 1000).toStringAsFixed(2)} km';
+  }
+
+  Map<String, dynamic> toMap() => {
+        if (id != null) 'id': id,
+        'name': name,
+        'start_time': startTime.toIso8601String(),
+        'end_time': endTime?.toIso8601String(),
+        'status': status.name,
+        'source': source,
+        'distance_meters': distanceMeters,
+        'point_count': pointCount,
+      };
+
+  factory Track.fromMap(Map<String, dynamic> m) => Track(
+        id: m['id'] as int?,
+        name: m['name'] as String,
+        startTime: DateTime.parse(m['start_time'] as String),
+        endTime: m['end_time'] != null
+            ? DateTime.parse(m['end_time'] as String)
+            : null,
+        status: TrackStatus.values.byName(m['status'] as String),
+        source: m['source'] as String? ?? 'Telefon GPS',
+        distanceMeters: (m['distance_meters'] as num?)?.toDouble() ?? 0,
+        pointCount: m['point_count'] as int? ?? 0,
+      );
+}
+
+// ─── Segédszámítás: Haversine távolság ───────────────────────────────────────
+
+double haversineMeters(double lat1, double lon1, double lat2, double lon2) {
+  const r = 6371000.0;
+  final dLat = _toRad(lat2 - lat1);
+  final dLon = _toRad(lon2 - lon1);
+  final a = math.sin(dLat / 2) * math.sin(dLat / 2) +
+      math.cos(_toRad(lat1)) *
+          math.cos(_toRad(lat2)) *
+          math.sin(dLon / 2) *
+          math.sin(dLon / 2);
+  return r * 2 * math.atan2(math.sqrt(a), math.sqrt(1 - a));
+}
+
+double _toRad(double deg) => deg * math.pi / 180;