first commit

lib/models/app_usage.dart

@@ -0,0 +1,70 @@
+class AppUsage {
+  final int? id;
+  final String packageName;
+  final String appName;
+  final DateTime startTime;
+  final DateTime endTime;
+  final int duration; // 秒
+  final String category;
+  final int? projectId;
+  final int deviceUnlockCount;
+  final DateTime createdAt;
+  final DateTime updatedAt;
+
+  AppUsage({
+    this.id,
+    required this.packageName,
+    required this.appName,
+    required this.startTime,
+    required this.endTime,
+    required this.duration,
+    required this.category,
+    this.projectId,
+    this.deviceUnlockCount = 0,
+    required this.createdAt,
+    required this.updatedAt,
+  });
+
+  Map<String, dynamic> toMap() {
+    return {
+      'id': id,
+      'package_name': packageName,
+      'app_name': appName,
+      'start_time': startTime.millisecondsSinceEpoch ~/ 1000,
+      'end_time': endTime.millisecondsSinceEpoch ~/ 1000,
+      'duration': duration,
+      'category': category,
+      'project_id': projectId,
+      'device_unlock_count': deviceUnlockCount,
+      'created_at': createdAt.millisecondsSinceEpoch ~/ 1000,
+      'updated_at': updatedAt.millisecondsSinceEpoch ~/ 1000,
+    };
+  }
+
+  factory AppUsage.fromMap(Map<String, dynamic> map) {
+    return AppUsage(
+      id: map['id'],
+      packageName: map['package_name'],
+      appName: map['app_name'],
+      startTime: DateTime.fromMillisecondsSinceEpoch(map['start_time'] * 1000),
+      endTime: DateTime.fromMillisecondsSinceEpoch(map['end_time'] * 1000),
+      duration: map['duration'],
+      category: map['category'],
+      projectId: map['project_id'],
+      deviceUnlockCount: map['device_unlock_count'] ?? 0,
+      createdAt: DateTime.fromMillisecondsSinceEpoch(map['created_at'] * 1000),
+      updatedAt: DateTime.fromMillisecondsSinceEpoch(map['updated_at'] * 1000),
+    );
+  }
+
+  // 格式化时长
+  String get formattedDuration {
+    final hours = duration ~/ 3600;
+    final minutes = (duration % 3600) ~/ 60;
+    if (hours > 0) {
+      return '${hours}h ${minutes}m';
+    }
+    return '${minutes}m';
+  }
+}
+