Merge pull request #41 from avuenja/20-criar-comentários

20 criar comentários

README.md

@@ -15,7 +15,8 @@ Aplicativo TabNews feito com muito ♥️ e Flutter pela comunidade, para o site
 - [x] Meus conteúdos
 - [x] Gerencimaneto de conta
 - [x] Criação de conta pelo App
-- [ ] Resposta dos conteúdos
+- [x] Resposta dos conteúdos
+- [x] Interação com Tabcoins
 - [x] Postagens de conteúdos
 - [x] Visualização do perfil de outros usuários
 - [x] Favoritos (local database)

lib/src/controllers/comment.dart

@@ -0,0 +1,43 @@
+import 'package:flutter/material.dart';
+
+import 'package:tabnews/src/controllers/app.dart';
+import 'package:tabnews/src/interfaces/view_action.dart';
+import 'package:tabnews/src/services/content.dart';
+import 'package:tabnews/src/services/http_response.dart';
+
+class CommentController {
+  final ViewAction _view;
+  final ContentService _contentService = ContentService();
+
+  final ValueNotifier<bool> _isLoading = ValueNotifier(false);
+  ValueNotifier<bool> get isLoading => _isLoading;
+
+  CommentController(this._view);
+
+  void create(String body, String parentId) async {
+    if (body.isEmpty) {
+      _view.onError(message: 'É necessário preencher o campo obrigatório!');
+
+      return;
+    }
+
+    _setLoading(true);
+    final HttpResponse content = await _contentService.postComment(
+      AppController.auth.value,
+      parentId,
+      body,
+    );
+
+    if (content.ok) {
+      _view.onSuccess();
+    } else {
+      _view.onError(message: content.message);
+    }
+
+    _setLoading(false);
+  }
+
+  void _setLoading(bool value) {
+    _isLoading.value = value;
+  }
+}

lib/src/controllers/content.dart

@@ -2,6 +2,7 @@ import 'package:flutter/material.dart';
 
 import 'package:tabnews/src/controllers/app.dart';
 import 'package:tabnews/src/interfaces/view_action.dart';
+import 'package:tabnews/src/models/content.dart';
 import 'package:tabnews/src/services/content.dart';
 import 'package:tabnews/src/services/http_response.dart';
 
@@ -41,4 +42,31 @@ class ContentController {
   void _setLoading(bool value) {
     _isLoading.value = value;
   }
+
+  void getContent(String slug) async {
+    _setLoading(true);
+    var contentResp = await _contentService.fetchContent(slug);
+
+    if (contentResp.ok) {
+      if (contentResp.data['parent_id'] != null) {
+        contentResp.data['parent'] = await _getParentContent(slug);
+      }
+
+      _view.onSuccess(data: contentResp.data);
+    } else {
+      _view.onError(message: contentResp.message);
+    }
+
+    _setLoading(false);
+  }
+
+  Future<Content?> _getParentContent(String slug) async {
+    var parentContent = await _contentService.fetchContentParent(slug);
+
+    if (parentContent.ok) {
+      return Content.fromJson(parentContent.data);
+    } else {
+      return null;
+    }
+  }
 }

lib/src/models/content.dart

@@ -14,6 +14,7 @@ class Content {
   String? ownerUsername;
   int? tabcoins;
   int? childrenDeepCount;
+  Content? parent;
 
   Content({
     this.id,
@@ -31,6 +32,7 @@ class Content {
     this.ownerUsername,
     this.tabcoins,
     this.childrenDeepCount,
+    this.parent,
   });
 
   Content.fromJson(Map<String, dynamic> json) {
@@ -49,6 +51,7 @@ class Content {
     tabcoins = json['tabcoins'];
     ownerUsername = json['owner_username'];
     childrenDeepCount = json['children_deep_count'];
+    parent = json['parent'];
   }
 
   Map<String, dynamic> toJson() {
@@ -69,6 +72,7 @@ class Content {
     data['tabcoins'] = tabcoins;
     data['owner_username'] = ownerUsername;
     data['children_deep_count'] = childrenDeepCount;
+    data['parent'] = parent;
 
     return data;
   }

lib/src/services/content.dart

@@ -47,14 +47,16 @@ class ContentService {
     }
   }
 
-  Future<Content> fetchContent(String slug) async {
+  Future<HttpResponse> fetchContent(String slug) async {
     final response = await http.get(Uri.parse('$apiUrl/$slug'));
 
-    if (response.statusCode == 200) {
-      return Content.fromJson(jsonDecode(response.body));
-    } else {
-      throw Exception('Failed to load singular content');
-    }
+    return HttpResponse(response.statusCode, response.body);
+  }
+
+  Future<HttpResponse> fetchContentParent(String slug) async {
+    final response = await http.get(Uri.parse('$apiUrl/$slug/parent'));
+
+    return HttpResponse(response.statusCode, response.body);
   }
 
   Future<List<Comment>> fetchContentComments(String slug) async {
@@ -117,7 +119,29 @@ class ContentService {
       }),
     );
 
-    return HttpResponse<Content>(response.statusCode, response.body);
+    return HttpResponse(response.statusCode, response.body);
+  }
+
+  Future<HttpResponse> postComment(
+    String token,
+    String parentId,
+    String body,
+  ) async {
+    final response = await http.post(
+      Uri.parse(apiUrl),
+      headers: {
+        'Set-Cookie': 'session_id=$token',
+        'Cookie': 'session_id=$token',
+        'Content-Type': 'application/json; charset=UTF-8',
+      },
+      body: jsonEncode({
+        'parent_id': parentId,
+        'body': body,
+        'status': 'published',
+      }),
+    );
+
+    return HttpResponse(response.statusCode, response.body);
   }
 
   Future<HttpResponse> postTabcoins(String slug, String type) async {
@@ -133,6 +157,8 @@ class ContentService {
       }),
     );
 
+    AppController.updateUser();
+
     return HttpResponse(response.statusCode, response.body);
   }
 }