flutter_server_box/lib/data/model/container/image.dart

import 'dart:convert';

import 'package:fl_lib/fl_lib.dart';
import 'package:server_box/data/model/container/type.dart';

abstract final class ContainerImg {
  final String? repository = null;
  final String? tag = null;
  final String? id = null;
  String? get sizeMB;
  int? get containersCount;

  factory ContainerImg.fromRawJson(String s, ContainerType typ) => typ.img(s);
}

final class PodmanImg implements ContainerImg {
  @override
  final String? repository;
  @override
  final String? tag;
  @override
  final String? id;
  final int? created;
  final int? size;
  final int? containers;

  PodmanImg({
    this.repository,
    this.tag,
    this.id,
    this.created,
    this.size,
    this.containers,
  });

  @override
  String? get sizeMB => size?.bytes2Str;

  @override
  int? get containersCount => containers;

  factory PodmanImg.fromRawJson(String str) =>
      PodmanImg.fromJson(json.decode(str));

  String toRawJson() => json.encode(toJson());

  factory PodmanImg.fromJson(Map<String, dynamic> json) => PodmanImg(
        repository: json['repository'],
        tag: json['tag'],
        id: json['Id'],
        created: json['Created'],
        size: json['Size'],
        containers: json['Containers'],
      );

  Map<String, dynamic> toJson() => {
        'repository': repository,
        'tag': tag,
        'Id': id,
        'Created': created,
        'Size': size,
        'Containers': containers,
      };
}

final class DockerImg implements ContainerImg {
  final String containers;
  final String createdAt;
  @override
  final String id;
  @override
  final String repository;
  final String size;
  @override
  final String? tag;

  DockerImg({
    required this.containers,
    required this.createdAt,
    required this.id,
    required this.repository,
    required this.size,
    required this.tag,
  });

  @override
  String? get sizeMB => size;

  @override
  int? get containersCount =>
      containers == 'N/A' ? 0 : int.tryParse(containers);

  factory DockerImg.fromRawJson(String str) =>
      DockerImg.fromJson(json.decode(str));

  String toRawJson() => json.encode(toJson());

  factory DockerImg.fromJson(Map<String, dynamic> json) {
    final containers = switch (json['Containers']) {
      final String a => a,
      final Object? a => a.toString(),
    };
    final repo = switch (json['Repository'] ?? json['Names']) {
      final String a => a,
      final List a => a.firstOrNull.toString(),
      final Object? a => a.toString(),
    };
    final size = switch (json['Size']) {
      final String a => a,
      final int a => a.bytes2Str,
      final Object? a => a.toString(),
    };
    return DockerImg(
      containers: containers,
      createdAt: json['CreatedAt'],
      id: json['ID'] ?? json['Id'] ?? '',
      repository: repo,
      size: size,
      tag: json['Tag'],
    );
  }

  Map<String, dynamic> toJson() => {
        'Containers': containers,
        'CreatedAt': createdAt,
        'ID': id,
        'Repository': repository,
        'Size': size,
        'Tag': tag,
      };
}