import 'package:hiddingsel_app/appflow/model/images.dart';
import 'package:hiddingsel_app/appflow/model/represented_organisations.dart';
import 'package:hiddingsel_app/services/storage.dart';
import 'package:html/parser.dart' show parse;
import '../../todo/WebConnector.dart';
import 'event_organisations.dart';
import 'interfaces.dart';

class ArticleModel with IsShareable, JsonEncodable {

  final int id;
  final String title;
  final String htmlContent;
  final DateTime publishedAt;
  final ImageModel image;
  final Uri url;
  final List<RepresentedOrganisationModel> categories;

  String get content => WebViewHelper.getHtmlContentWithoutMedia(htmlContent);
  List<ImageModel> get otherImages => WebViewHelper.getImageMedia(htmlContent)
      .map((url) => ImageModel(url)).toList();

  ArticleModel.withImageModel(this.id, this.title, this.htmlContent, this.publishedAt,
      this.image, this.url,
      {categories, otherImages})
      : this.categories = categories ?? [];

  ArticleModel(this.id, this.title, this.htmlContent, this.publishedAt,
      String thumbnailImageResource, this.url,
      {categories, otherImages})
      : this.image = ImageModel(thumbnailImageResource), this.categories = categories ?? List<RepresentedOrganisationModel>.empty();

  factory ArticleModel.fromWordpressJson(Map<String, dynamic> json) => ArticleModel(
    json['id'] as int,
    parse(json['title']['rendered'] as String).documentElement!.text,
    json['content']['rendered'] as String,
    DateTime.parse(json['date'] as String),
    json['_embedded']['wp:featuredmedia'][0]['source_url'] as String,
    Uri.parse(json['link'] as String),
    categories: (json['categories'] as List<dynamic>)
        .cast<int>()
        .map((id) => RepresentedOrganisationModel.fromWordpressId(id))
        .where((e) => e != null)
        .cast<RepresentedOrganisationModel>()
        .toList(),
  );

  factory ArticleModel.fromJson(Map<String, dynamic> json) => ArticleModel(
    json['id'] as int,
    json['title'] as String,
    json['htmlContent'] as String,
    DateTime.parse(json['publishedAt'] as String),
    json['image'] as String,
    Uri.parse(json['url'] as String),
    categories: (json['categories'] as List<dynamic>)
        .cast<String>()
        .map((id) => EventOrganisationModel.fromId(id))
        .where((e) => e != null)
        .cast<RepresentedOrganisationModel>()
        .toList(),
    otherImages: (json['otherImages'] as List<dynamic>)
        .cast<String>()
        .map((resouce) => ImageModel(resouce))
        .toList(),
  );

  Map<String, dynamic> toJson() => {
    'id': id,
    'title': title,
    'htmlContent': htmlContent,
    'publishedAt': publishedAt.toIso8601String(),
    'image': image.resource,
    'url': url.toString(),
    'categories': categories.map((c) => c.id).toList(),
    'otherImages': otherImages.map((i) => i.resource).toList(),
  };

  @override
  bool operator ==(Object other) =>
      other is ArticleModel &&
              runtimeType == other.runtimeType &&
              id == other.id;

  @override
  int get hashCode => id.hashCode;
}