class DockerStatus {
  final bool installed;
  final bool running;
  final String version;
  DockerStatus(this.installed, this.running, this.version);
}

class DockerContainer {
  final String id;
  final String name;
  final String image;
  final String state; // running | exited | created | paused | restarting | dead
  final String status; // e.g. "Up 2 hours" / "Exited (0) 3 min ago"
  final String ports;

  DockerContainer({
    required this.id,
    required this.name,
    required this.image,
    required this.state,
    required this.status,
    required this.ports,
  });

  bool get up => state.toLowerCase() == 'running';
}

/// Everything needed to `docker run` a new container.
class DockerRunSpec {
  String image;
  String name;
  String ports; // "host:container" per line
  String env; // "KEY=VALUE" per line
  String volumes; // "host:container" per line
  String restart; // no | on-failure | always | unless-stopped
  bool detached;
  String command;

  DockerRunSpec({
    this.image = '',
    this.name = '',
    this.ports = '',
    this.env = '',
    this.volumes = '',
    this.restart = 'unless-stopped',
    this.detached = true,
    this.command = '',
  });

  List<String> _lines(String s) =>
      s.split('\n').map((e) => e.trim()).where((e) => e.isNotEmpty).toList();

  List<String> get portList => _lines(ports);
  List<String> get envList => _lines(env);
  List<String> get volumeList => _lines(volumes);
}