endpoint /api/User/GetAll

Tsi1.Api/Tsi1.Api/Controllers/UserController.cs

@@ -80,5 +80,20 @@ namespace Tsi1.Api.Controllers
 
             return Ok();
         }
+
+
+        [Authorize(Roles = UserTypes.Student + ", " + UserTypes.Professor)]
+        [HttpGet("GetAll")]
+        public async Task<IActionResult> GetAll()
+        {
+            var result = await _userService.GetAll();
+
+            if (result.HasError)
+            {
+                return BadRequest(result.Message);
+            }
+
+            return Ok(result.Data);
+        }
     }
 }

Tsi1.Api/Tsi1.BusinessLayer/Dtos/UserPreviewDto.cs

+using System;
+using System.Collections.Generic;
+using System.Text;
+
+namespace Tsi1.BusinessLayer.Dtos
+{
+    public class UserPreviewDto
+    {
+        public int Id { get; set; }
+
+        public string Username { get; set; }
+
+        public string FirstName { get; set; }
+
+        public string LastName { get; set; }
+    }
+}

Tsi1.Api/Tsi1.BusinessLayer/Helpers/MappingProfile.cs

@@ -20,6 +20,8 @@ namespace Tsi1.BusinessLayer.Helpers
             CreateMap<PostMessage, PostMessagePreviewDto>();
             CreateMap<Message, MessagePreviewDto>();
             CreateMap<Message, MessageCreateDto>();
+            CreateMap<User, UserPreviewDto>();
+            CreateMap<User, UserRegisterDto>();
 
             CreateMap<ForumCreateDto, Forum>();
             CreateMap<ForumPreviewDto, Forum>();
@@ -29,6 +31,8 @@ namespace Tsi1.BusinessLayer.Helpers
             CreateMap<PostMessagePreviewDto, PostMessage>();
             CreateMap<MessagePreviewDto, Message>();
             CreateMap<MessageCreateDto, Message>();
+            CreateMap<UserPreviewDto, User>();
+            CreateMap<UserRegisterDto, User>();
         }
     }
 }

Tsi1.Api/Tsi1.BusinessLayer/Interfaces/IUserService.cs

@@ -11,6 +11,9 @@ namespace Tsi1.BusinessLayer.Interfaces
     public interface IUserService
     {
         Task<ServiceResult<User>> Authenticate(string username, string password);
+
         Task<ServiceResult<User>> Create(UserRegisterDto dto, string type);
+
+        Task<ServiceResult<List<UserPreviewDto>>> GetAll();
     }
 }

Tsi1.Api/Tsi1.BusinessLayer/Services/UserService.cs

-using Microsoft.EntityFrameworkCore;
+using AutoMapper;
+using Microsoft.EntityFrameworkCore;
 using System;
 using System.Collections.Generic;
+using System.Linq;
 using System.Text;
 using System.Threading.Tasks;
 using Tsi1.BusinessLayer.Dtos;
@@ -15,9 +17,12 @@ namespace Tsi1.BusinessLayer.Services
     {
         private readonly Tsi1Context _context;
 
-        public UserService(Tsi1Context context)
+        private readonly IMapper _mapper;
+
+        public UserService(Tsi1Context context, IMapper mapper)
         {
             _context = context;
+            _mapper = mapper;
         }
 
         public async Task<ServiceResult<User>> Authenticate(string username, string password)
@@ -84,5 +89,20 @@ namespace Tsi1.BusinessLayer.Services
 
             return result;
         }
+
+        public async Task<ServiceResult<List<UserPreviewDto>>> GetAll()
+        {
+            var result = new ServiceResult<List<UserPreviewDto>>();
+
+            var users = await _context.Users
+                .Where(x => x.UserType.Name != UserTypes.FacultyAdmin)
+                .ToListAsync();
+
+            var usersDto = _mapper.Map<List<UserPreviewDto>>(users);
+
+            result.Data = usersDto;
+
+            return result;
+        }
     }
 }