Implement backend for displaying user info

Frontend display currently not working

Co-authored-by: Reimar <mail@reim.ar>

API/Application/Users/Queries/QueryUsersByIds.cs

@@ -0,0 +1,32 @@
+using API.Models;
+using API.Persistence.Repositories;
+using Microsoft.AspNetCore.Mvc;
+using Microsoft.VisualStudio.Web.CodeGenerators.Mvc.Templates.BlazorIdentity.Pages.Manage;
+using Newtonsoft.Json.Linq;
+
+namespace API.Application.Users.Queries
+{
+    public class QueryUsersByIds
+    {
+        private readonly IUserRepository _repository;
+
+        public QueryUsersByIds(IUserRepository repository)
+        {
+            _repository = repository;
+        }
+
+        public async Task<ActionResult<List<UserDTO>>> Handle(List<string> ids)
+        {
+            List<User> users = await _repository.QueryUsersByIdsAsync(ids);
+
+            if (users == null)
+            {
+                return new ConflictObjectResult(new { message = "No user on given Id" });
+            }
+
+            return new OkObjectResult(users.Select(user => new { id = user.Id, email = user.Email, username = user.Username, profilePicture = user.ProfilePicture, createdAt = user.CreatedAt }));
+
+        }
+
+    }
+}

API/Controllers/UsersController.cs

@@ -22,18 +22,18 @@ namespace API.Controllers
     {
         private readonly QueryAllUsers _queryAllUsers;
         private readonly QueryUserById _queryUserById;
+        private readonly QueryUsersByIds _queryUsersByIds;
         private readonly CreateUser _createUser;
         private readonly UpdateUser _updateUser;
         private readonly DeleteUser _deleteUser;
         private readonly LoginUser _loginUser;
         private readonly TokenHelper _tokenHelper;
-
-        
         private readonly IUserRepository _repository;
 
         public UsersController(
             QueryAllUsers queryAllUsers,
             QueryUserById queryUserById,
+            QueryUsersByIds queryUsersByIds,
             CreateUser createUser,
             UpdateUser updateUser,
             DeleteUser deleteUser,
@@ -44,14 +44,13 @@ namespace API.Controllers
         {
             _queryAllUsers = queryAllUsers;
             _queryUserById = queryUserById;
+            _queryUsersByIds = queryUsersByIds;
             _createUser = createUser;
             _updateUser = updateUser;
             _deleteUser = deleteUser;
             _loginUser = loginUser;
             _tokenHelper = tokenHelper;
             _repository = repository;
-
-            
         }
 
         [HttpPost("login")]
@@ -73,6 +72,12 @@ namespace API.Controllers
             return await _queryUserById.Handle(id);
         }
 
+        [HttpGet("UsersByIds")]
+        public async Task<ActionResult<List<UserDTO>>> GetUsersByIds(List<string> userIds) 
+        {
+            return await _queryUsersByIds.Handle(userIds);
+        }
+
         [Authorize]
         [HttpPut]
         public async Task<IActionResult> PutUser([FromForm] UpdateUserDTO UpdateUserDTO)

API/Persistence/Repositories/IUserRepository.cs

@@ -8,6 +8,7 @@ namespace API.Persistence.Repositories
         Task<bool> DeleteUserAsync(string id);
         Task<List<User>> QueryAllUsersAsync();
         Task<User> QueryUserByIdAsync(string id);
+        Task<List<User>> QueryUsersByIdsAsync(List<string> ids);
         Task<User> QueryUserByEmailAsync(string email);
         Task<bool> UpdateUserAsync(User user);
         Task<User> QueryUserByRefreshTokenAsync(string refreshToken);

API/Persistence/Repositories/UserRepository.cs

@@ -1,5 +1,6 @@
 using API.Models;
 using Microsoft.EntityFrameworkCore;
+using Microsoft.EntityFrameworkCore.Internal;
 using Microsoft.VisualStudio.Web.CodeGenerators.Mvc.Templates.BlazorIdentity.Pages;
 
 namespace API.Persistence.Repositories
@@ -25,6 +26,18 @@ namespace API.Persistence.Repositories
             }
         }
 
+        public async Task<List<User>> QueryUsersByIdsAsync(List<string> ids) 
+        {
+            try
+            {
+                return _context.Users.Where(user => ids.Contains(user.Id)).ToList();
+            }
+            catch (Exception) 
+            {
+                return [];
+            }
+        }
+
         public async Task<string> CreateUserAsync(User user)
         {
             try

API/Program.cs

@@ -43,7 +43,7 @@ namespace API
             builder.Services.AddScoped<DeleteUser>();
             builder.Services.AddScoped<LoginUser>();
             builder.Services.AddScoped<IUserRepository, UserRepository>();
-
+            builder.Services.AddScoped<QueryUsersByIds>();
 
             IConfiguration Configuration = builder.Configuration;
 

Mobile/lib/api.dart

@@ -22,7 +22,7 @@ Future<String?> request(BuildContext? context, ApiService service, String method
   };
 
   final token = prefs.getString('token');
-  final Map<String, String> headers = {};
+  final Map<String, String> headers = {'Accept': 'application/json'};
   if (token != null) headers.addAll({'Authorization': 'Bearer $token'});
 
   final http.Response response;
@@ -47,7 +47,7 @@ Future<String?> request(BuildContext? context, ApiService service, String method
       );
     }
   } catch (e) {
-    debugPrint(e.toString());
+    debugPrint('Can\'t send requst: ' + e.toString());
     messenger?.showSnackBar(const SnackBar(content: Text('Unable to connect to server')));
     return null;
   }
@@ -58,7 +58,7 @@ Future<String?> request(BuildContext? context, ApiService service, String method
       messenger?.showSnackBar(SnackBar(content: Text(json['message'] ?? json['title'])));
       debugPrint('API error: ' + json['message']);
     } catch (e) {
-      debugPrint(e.toString());
+      debugPrint('Can\'t parse response: ' + e.toString());
       messenger?.showSnackBar(SnackBar(content: Text('Something went wrong (HTTP ${response.statusCode})')));
     }
     return null;

Mobile/lib/reviewlist.dart

@@ -1,3 +1,5 @@
+import 'dart:convert';
+
 import 'package:flutter/cupertino.dart';
 import 'package:flutter/material.dart';
 import 'package:mobile/base/sidemenu.dart';
@@ -12,6 +14,27 @@ class ReviewListPage extends StatefulWidget {
 }
 
 class _ReviewListState extends State<ReviewListPage> {
+  List<models.User> users = [];
+
+  @override
+  void didChangeDependencies() async {
+    super.didChangeDependencies();
+
+    final arg = ModalRoute.of(context)!.settings.arguments as models.ReviewList;
+    final reviews = arg.reviews;
+
+    final userIds = reviews.map((review) => review.userId).toSet().toList();
+    final queryParams = userIds.map((id) => "userIds=$id");
+    final queryString = "?${queryParams.join("&")}";
+
+    final response = await api.request(context, api.ApiService.auth, 'GET', '/api/Users/UsersByIds$queryString', null);
+    if (response == null) return;
+
+    debugPrint('response: ' + response);
+
+    users = (jsonDecode(response) as List<dynamic>).map((user) => models.User.fromJson(user)).toList();
+  }
+
   @override
   Widget build(BuildContext context) {
     final arg = ModalRoute.of(context)!.settings.arguments as models.ReviewList;

Mobile/pubspec.lock

@@ -194,10 +194,10 @@ packages:
     dependency: "direct dev"
     description:
       name: flutter_lints
-      sha256: "9e8c3858111da373efc5aa341de011d9bd23e2c5c5e0c62bccf32438e192d7b1"
+      sha256: "3f41d009ba7172d5ff9be5f6e6e6abb4300e263aab8866d2a0842ed2a70f8f0c"
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.2"
+    version: "4.0.0"
   flutter_map:
     dependency: "direct main"
     description:
@@ -412,10 +412,10 @@ packages:
     dependency: transitive
     description:
       name: lints
-      sha256: cbf8d4b858bb0134ef3ef87841abdf8d63bfc255c266b7bf6b39daa1085c4290
+      sha256: "976c774dd944a42e83e2467f4cc670daef7eed6295b10b36ae8c85bcbf828235"
       url: "https://pub.dev"
     source: hosted
-    version: "3.0.0"
+    version: "4.0.0"
   lists:
     dependency: transitive
     description:

Mobile/pubspec.yaml

@@ -53,7 +53,7 @@ dev_dependencies:
   # activated in the `analysis_options.yaml` file located at the root of your
   # package. See that file for information about deactivating specific lint
   # rules and activating additional ones.
-  flutter_lints: ^3.0.0
+  flutter_lints: ^4.0.0
 
 # For information on the generic Dart part of this file, see the
 # following page: https://dart.dev/tools/pub/pubspec