Impl(AAiT-mobile-1): Create Article Page

aait/mobile/group-1/blog_app/lib/features/blog/data/datasources/remote_remote_data_source.dart

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+import 'dart:convert';
+
+import 'package:shared_preferences/shared_preferences.dart';
+import 'package:http/http.dart' as http;
+import '../../../../core/utils/constants.dart';
+import '../models/article_model.dart';
+import '../models/create_article_model.dart';
+
+abstract class ArticleRemoteDataSource {
+  Future<ArticleModel> postArticle(CreateArticleModel articleModel);
+  Future<ArticleModel> updateArticle(CreateArticleModel articleModel);
+}
+
+class ArticleRemoteDataSourceImpl extends ArticleRemoteDataSource {
+  @override
+  Future<ArticleModel> postArticle(CreateArticleModel articleModel) async {
+    final String? token = await getToken();
+    final response = await http.post(Uri.parse('$baseApi/article'),
+        headers: {'Content-Type': 'application/json', "token": token!},
+        body: json.encode(articleModel.toJson()));
+
+    return ArticleModel.fromJson(jsonDecode(response.body));
+  }
+
+  @override
+  Future<ArticleModel> updateArticle(CreateArticleModel articleModel) async {
+    final String? token = await getToken();
+    final id = articleModel.id;
+    final response = await http.post(
+        Uri.parse('$baseApi/article/$id'),
+        headers: {'Content-Type': 'application/json', "token": token!},
+        body: json.encode(articleModel.toJson()));
+
+    return ArticleModel.fromJson(jsonDecode(response.body));
+  }
+
+  Future<String?> getToken() async {
+    final prefs = await SharedPreferences.getInstance();
+    return prefs.getString('token');
+  }
+}

aait/mobile/group-1/blog_app/lib/features/blog/data/models/article_model.dart

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+import 'dart:convert';
+
+import 'package:equatable/equatable.dart';
+
+import '../../domain/entities/article_enitity.dart';
+
+class ArticleModel extends Article implements Equatable {
+  ArticleModel(
+      {required this.id,
+      required this.title,
+      required this.subTitle,
+      required this.tags,
+      this.user,
+      required this.content,
+      this.image,
+      this.estimatedtime,
+      this.imageCloudinaryPublicId,
+      this.createdAt})
+      : super(
+            id: id,
+            title: title,
+            subTitle: subTitle,
+            user: user,
+            tags: tags,
+            content: content,
+            image: image,
+            estimatedtime: estimatedtime,
+            imageCloudinaryPublicId: imageCloudinaryPublicId,
+            createdAt: createdAt,
+            );
+
+  @override
+  final String id;
+  @override
+  final String title;
+  @override
+  final String subTitle;
+  @override
+  final String? user;
+  @override
+  final List<String> tags;
+  @override
+  final String content;
+  @override
+  final String? image;
+  @override
+  final String? estimatedtime;
+  @override
+  final String? imageCloudinaryPublicId;
+  @override
+  final DateTime? createdAt;
+
+  factory ArticleModel.fromJson(Map<String, dynamic> json) {
+    return ArticleModel(
+        id: json['id'],
+        title: json["title"],
+        subTitle: json['subTitile'],
+        content: json['content'],
+        tags: jsonDecode(json['tags']),
+        user: json['user'],
+        image: json['image'],
+        estimatedtime: json['estimatedReadTime'],
+        imageCloudinaryPublicId: json['imageCloudinaryPublicId'],
+        createdAt: json['createdAt']);
+  }
+
+  Map<String?, dynamic> toJson(ArticleModel articleModel) {
+    return {
+      'title': articleModel.title,
+      'subTitle': articleModel.subTitle,
+      'content': articleModel.content,
+      'tags': jsonEncode(articleModel.tags)
+    };
+  }
+
+  @override
+  List<Object?> get props => [id];
+
+  @override
+  bool? get stringify => false;
+}

aait/mobile/group-1/blog_app/lib/features/blog/data/models/create_article_model.dart

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+import 'dart:convert';
+
+import 'package:equatable/equatable.dart';
+
+import '../../domain/entities/create_article_entity.dart';
+
+class CreateArticleModel extends CreateArticleEntity implements Equatable {
+  CreateArticleModel({
+    required this.title,
+    required this.subTitle,
+    required this.tags,
+    required this.content,
+    this.id,
+    this.image,
+    this.estimatedtime,
+  }) : super(
+          title: title,
+          subTitle: subTitle,
+          tags: tags,
+          content: content,
+          image: image,
+          estimatedtime: estimatedtime,
+        );
+
+  @override
+  final String title;
+  @override
+  final String subTitle;
+  @override
+  final String? id;
+  @override
+  final List<String> tags;
+  @override
+  final String content;
+  @override
+  final String? image;
+  @override
+  final String? estimatedtime;
+
+  factory CreateArticleModel.fromJson(Map<String, dynamic> json) {
+    return CreateArticleModel(
+        title: json["title"],
+        subTitle: json['subTitile'],
+        content: json['content'],
+        tags: jsonDecode(json['tags']),
+        image: json['image'],
+        estimatedtime: json['estimatedReadTime']);
+  }
+
+  Map<String?, dynamic> toJson() {
+    return {
+      'title': title,
+      'subTitle': subTitle,
+      'content': content,
+      'tags': tags
+    };
+  }
+
+  @override
+  List<Object?> get props => [];
+
+  @override
+  bool? get stringify => false;
+}

aait/mobile/group-1/blog_app/lib/features/blog/data/repository/article_repository_implimentation.dart

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+import 'package:blog_app/core/errors/failures/failure.dart';
+import 'package:blog_app/core/network/network_info.dart';
+import 'package:blog_app/features/blog/data/datasources/remote_remote_data_source.dart';
+import 'package:blog_app/features/blog/data/models/create_article_model.dart';
+import 'package:blog_app/features/blog/domain/entities/article_enitity.dart';
+import 'package:blog_app/features/blog/domain/repositories/article_repository.dart';
+import 'package:dartz/dartz.dart';
+
+import '../../domain/entities/create_article_entity.dart';
+
+class ArticleRepositoryImpl extends ArticleRepository {
+  final NetworkInfo networkInfo;
+  final ArticleRemoteDataSource remoteDataSource;
+
+  ArticleRepositoryImpl(
+      {required this.networkInfo, required this.remoteDataSource});
+
+  @override
+  Future<Either<Failure, Article>> createArticle(
+      CreateArticleEntity article) async {
+    CreateArticleModel createArticleModel = CreateArticleModel(
+        title: article.title,
+        subTitle: article.subTitle,
+        tags: article.tags,
+        content: article.content);
+    final isConnected = await networkInfo.isConnected;
+    if (isConnected) {
+      final article = await remoteDataSource.postArticle(createArticleModel);
+      return Right(article);
+    } else {
+      return Left(ConnectionFailure(message: "Failed to connect to the ethernet"));
+    }
+  }
+
+  @override
+  Future<Either<Failure, Article>> updateArticle(
+      CreateArticleEntity article) async {
+    CreateArticleModel createArticleModel = CreateArticleModel(
+        title: article.title,
+        subTitle: article.subTitle,
+        tags: article.tags,
+        content: article.content);
+    final isConnected = await networkInfo.isConnected;
+    if (isConnected) {
+      final article = await remoteDataSource.updateArticle(createArticleModel);
+      return Right(article);
+    } else {
+      return Left(
+          ConnectionFailure(message: "Failed to connect to the ethernet"));
+    }
+  }
+}

aait/mobile/group-1/blog_app/lib/features/blog/domain/entities/article_enitity.dart

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+class Article {
+  final String id;
+  final String title;
+  final String subTitle;
+  final String? user;
+  final List<String> tags;
+  final String content;
+  final String? image;
+  final String? estimatedtime;
+  final String? imageCloudinaryPublicId;
+  final DateTime? createdAt;
+
+  Article(
+      {required this.id,
+      required this.title,
+      required this.subTitle,
+      required this.tags,
+      this.user,
+      required this.content,
+      this.image,
+      this.estimatedtime,
+      this.imageCloudinaryPublicId,
+      this.createdAt});
+}

aait/mobile/group-1/blog_app/lib/features/blog/domain/entities/create_article_entity.dart

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+class CreateArticleEntity {
+  final String? id;
+  final String title;
+  final String subTitle;
+  final List<String> tags;
+  final String content;
+  final String? image;
+  final String? estimatedtime;
+
+  CreateArticleEntity(
+      {this.id,
+        required this.title,
+      required this.subTitle,
+      required this.tags,
+      required this.content,
+      this.image,
+      this.estimatedtime});
+}

aait/mobile/group-1/blog_app/lib/features/blog/domain/repositories/article_repository.dart

@@ -0,0 +1,10 @@
+import 'package:dartz/dartz.dart';
+
+import '../../../../core/errors/failures/failure.dart';
+import '../entities/article_enitity.dart';
+import '../entities/create_article_entity.dart';
+
+abstract class ArticleRepository {
+  Future<Either<Failure, Article>> createArticle(CreateArticleEntity article);
+  Future<Either<Failure, Article>> updateArticle(CreateArticleEntity article);
+}

aait/mobile/group-1/blog_app/lib/features/blog/domain/usecases/create_article.dart

@@ -0,0 +1,16 @@
+import 'package:dartz/dartz.dart';
+
+import '../../../../core/errors/failures/failure.dart';
+import '../entities/article_enitity.dart';
+import '../entities/create_article_entity.dart';
+import '../repositories/article_repository.dart';
+
+class CreateArticle {
+  final ArticleRepository repository;
+  CreateArticle(this.repository);
+
+  Future<Either<Failure, Article>> call(CreateArticleEntity article) async {
+    return await repository.createArticle(article);
+  }
+}
+

aait/mobile/group-1/blog_app/lib/features/blog/domain/usecases/update_article.dart

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+import 'package:blog_app/core/errors/failures/failure.dart';
+import 'package:blog_app/features/blog/domain/entities/article_enitity.dart';
+import 'package:blog_app/features/blog/domain/repositories/article_repository.dart';
+import 'package:dartz/dartz.dart';
+
+import '../entities/create_article_entity.dart';
+
+class UpdateArticle {
+  final ArticleRepository repository;
+  UpdateArticle(this.repository);
+
+  Future<Either<Failure, Article>> call(CreateArticleEntity article) async {
+    return await repository.updateArticle(article);
+  }
+}
+