ops-console v1.0.2 (versionCode 8) 源码入库

lib/models/alert.dart

@@ -0,0 +1,95 @@
+/// 告警级别枚举。
+enum AlertLevel {
+  /// 严重。
+  critical,
+
+  /// 警告。
+  warning,
+
+  /// 提示。
+  info;
+
+  /// 级别中文名称。
+  String get label {
+    switch (this) {
+      case AlertLevel.critical:
+        return '严重';
+      case AlertLevel.warning:
+        return '警告';
+      case AlertLevel.info:
+        return '提示';
+    }
+  }
+
+  /// 从字符串解析级别。
+  static AlertLevel fromString(String value) {
+    return AlertLevel.values.firstWhere(
+      (level) => level.name == value,
+      orElse: () => AlertLevel.info,
+    );
+  }
+}
+
+/// 告警模型。
+class Alert {
+  const Alert({
+    required this.id,
+    required this.deviceId,
+    required this.deviceName,
+    required this.title,
+    required this.message,
+    required this.level,
+    required this.occurredAt,
+    required this.acknowledged,
+  });
+
+  /// 告警唯一标识。
+  final String id;
+
+  /// 关联设备 ID。
+  final String deviceId;
+
+  /// 关联设备名称。
+  final String deviceName;
+
+  /// 告警标题。
+  final String title;
+
+  /// 告警详情。
+  final String message;
+
+  /// 告警级别。
+  final AlertLevel level;
+
+  /// 发生时间。
+  final DateTime occurredAt;
+
+  /// 是否已确认。
+  final bool acknowledged;
+
+  factory Alert.fromJson(Map<String, dynamic> json) {
+    return Alert(
+      id: json['id'] as String,
+      deviceId: json['deviceId'] as String,
+      deviceName: json['deviceName'] as String,
+      title: json['title'] as String,
+      message: json['message'] as String,
+      level: AlertLevel.fromString(json['level'] as String),
+      occurredAt: DateTime.parse(json['occurredAt'] as String),
+      acknowledged: json['acknowledged'] as bool,
+    );
+  }
+
+  Map<String, dynamic> toJson() {
+    return {
+      'id': id,
+      'deviceId': deviceId,
+      'deviceName': deviceName,
+      'title': title,
+      'message': message,
+      'level': level.name,
+      'occurredAt': occurredAt.toIso8601String(),
+      'acknowledged': acknowledged,
+    };
+  }
+}