criada a conexão com a api na api_get_pass.dart na tela tela login_screen.dart e feito a encrypt_password.dart

lib/service/api_get_pass.dart

@@ -0,0 +1,20 @@
+import 'dart:convert';
+import 'package:http/http.dart' as http;
+
+class ApiGetPass{
+  Future apiConect(String? selectCity,String mode,String inputUser,String urlApi)async{
+    String city = '';
+    city = selectCity!.toLowerCase()
+        .replaceAll('ú', 'u')
+        .replaceAll('ç', 'c')
+        .replaceAll('ó', 'o')
+        .replaceAll('ô', 'o')
+        .replaceAll('í', 'i')
+        .replaceAll('ã','a');
+
+    final url = '$urlApi$mode/$city/pass/$inputUser';
+    final response = await http.get(Uri.parse(url));
+    final map = json.decode(response.body);
+    return map;
+  }
+}