Refatorar HttpClient, adicionar componente Expert e melhorar tratamen…

…to de erros na página de login

lib/api/services/http_client.dart

@@ -4,7 +4,7 @@ import 'package:flutter_dotenv/flutter_dotenv.dart';
 class HttpClient {
   late Dio client;
 
-  HttpRequestHandler() {
+  HttpClient() {
     client = Dio(BaseOptions(
       baseUrl: dotenv.env['BASE_URL'] ?? 'http://10.0.2.2:3000',
       headers: {
@@ -13,27 +13,6 @@ class HttpClient {
     ));
   }
 
-  Future<Response> fetchWithRetry(String url,
-      {int retries = 3, int delay = 1000}) async {
-    int attempt = 0;
-    while (attempt < retries) {
-      try {
-        final response = await Dio().get(url);
-        return response;
-      } on DioException catch (e) {
-        if (e.response?.statusCode == 429) {
-          attempt++;
-          if (attempt >= retries) {
-            rethrow;
-          }
-          await Future.delayed(Duration(milliseconds: delay * attempt));
-        } else {
-          rethrow;
-        }
-      }
-    }
-    throw Exception('Failed to fetch data after $retries attempts');
-  }
 }
 
 

lib/src/app/home/home_page.dart

@@ -65,6 +65,13 @@ class HomepageState extends State<Homepage> {
                 ),
                 child: const BannerComponent(hasPromotion: true),
               ),
+              Divider(),
+              ConstrainedBox(
+                constraints: BoxConstraints(
+                  maxHeight: screenHeight * 0.2, // 60% da altura da tela
+                ),
+                child: const BannerComponent(hasPromotion: true),
+              ),
             ],
           ),
         ),

lib/src/app/login/login_page.dart

@@ -179,8 +179,8 @@ class LoginPageState extends State<LoginPage> {
                         .then((value) => value)
                         .catchError((error) {
                           ScaffoldMessenger.of(context).showSnackBar(
-                            const SnackBar(
-                              content: Text('Erro ao fazer login'),
+                            SnackBar(
+                              content: Text(error.toString()),
                               backgroundColor: Colors.redAccent,
                             ),
                           );

lib/src/components/Expert.dart

@@ -0,0 +1,75 @@
+import 'package:flutter/material.dart';
+import 'package:gohealth/api/repositories/expert_doctor_repository.dart';
+import 'package:http/http.dart';
+
+class Expert extends StatefulWidget {
+  @override
+  _ExpertState createState() => _ExpertState();
+}
+
+class _ExpertState extends State<Expert> {
+  final TextEditingController _controller = TextEditingController();
+  late final expertDoctor;
+
+  Future<Response> texto = Future.value(Response('', 200));
+
+  @override
+  void initState() {
+    super.initState();
+    expertDoctor = expertDoctor();
+  }
+
+  void getSymptoms(String prompt) {
+    setState(() {
+      texto = expertDoctor.getSymptoms(prompt);
+    });
+  }
+
+  @override
+  Widget build(BuildContext context) {
+    return Scaffold(
+      body: Column(
+        children: [
+          Expanded(
+            child: FutureBuilder<Response>(
+              future: texto,
+              builder: (context, snapshot) {
+                if (snapshot.connectionState == ConnectionState.waiting) {
+                  return const Center(child: CircularProgressIndicator());
+                } else if (snapshot.hasError) {
+                  return Text('Erro: ${snapshot.error}');
+                } else {
+                  if (!snapshot.hasData || (snapshot.data!.body as List).isEmpty) {
+                    return const Center(child: Text('Nenhum produto encontrado.'));
+                  } else {
+                    return Text(snapshot.data.toString());
+                  }
+                }
+              },
+            ),
+          ),
+          Padding(
+            padding: const EdgeInsets.all(16.0),
+            child: Form(
+              child: Column(
+                children: [
+                  TextFormField(
+                    controller: _controller,
+                    decoration: InputDecoration(labelText: 'Digite o sintoma'),
+                  ),
+                  SizedBox(height: 16),
+                  ElevatedButton(
+                    onPressed: () {
+                      getSymptoms(_controller.text);
+                    },
+                    child: Text('Enviar'),
+                  ),
+                ],
+              ),
+            ),
+          ),
+        ],
+      ),
+    );
+  }
+}