moved service to separate project (Kontur developer said "WTF WHY ARE U STORING SERVICES IN INFRASTRUCTURE SLAVA D")

SurveyBackend/SurveyBackend.Services/Services/AuthorizationService.cs

@@ -0,0 +1,42 @@
+using SurveyBackend.Core.Models;
+using SurveyBackend.Core.Services;
+using SurveyBackend.Services.Helpers;
+
+namespace SurveyBackend.Services.Services;
+
+public class AuthorizationService
+{
+    private readonly IUserService _userService;
+    private readonly IPasswordHasher _passwordHasher;
+
+    public AuthorizationService(IUserService userService, IPasswordHasher passwordHasher)
+    {
+        _userService = userService;
+        _passwordHasher = passwordHasher;
+    }
+
+    public async Task<string?> LogInUser(string email, string password)
+    {
+        var user = await _userService.GetUserByEmail(email);
+        if (user is null || !_passwordHasher.Verify(password, user.Password))
+        {
+            return null;
+        }
+
+        var token = TokenHelper.GetAuthToken(user);
+        return token;
+    }
+
+    public async Task RegisterUser(User user)
+    {
+        var existingUser = await _userService.GetUserByEmail(user.Email);
+        if (existingUser is not null)
+        {
+            throw new Exception("Email already exists");
+        }
+
+        user.Password = _passwordHasher.HashPassword(user.Password);
+
+        await _userService.CreateUserAsync(user);
+    }
+}