Adding authentication and authorization flow

MainProject/Services/AuthService.cs

@@ -1,6 +1,7 @@
 
 using BasicDotnetTemplate.MainProject.Models.Api.Data.Auth;
 using BasicDotnetTemplate.MainProject.Models.Api.Common.User;
+using BasicDotnetTemplate.MainProject.Core.Database;
 using BasicDotnetTemplate.MainProject.Utils;
 
 namespace BasicDotnetTemplate.MainProject.Services;
@@ -13,12 +14,16 @@ public interface IAuthService
 public class AuthService : BaseService, IAuthService
 {
     protected CryptUtils _cryptUtils;
+    protected readonly IUserService _userService;
 
     public AuthService(
-        IConfiguration configuration
-    ) : base(configuration)
+        IConfiguration configuration,
+        SqlServerContext sqlServerContext,
+        IUserService userService
+    ) : base(configuration, sqlServerContext)
     {
         _cryptUtils = new CryptUtils(_appSettings);
+        _userService = userService;
     }
 
     public async Task<AuthenticatedUser?> AuthenticateAsync(AuthenticateRequestData data)
@@ -29,7 +34,11 @@ public class AuthService : BaseService, IAuthService
 
         if (!String.IsNullOrEmpty(decryptedUsername) && !String.IsNullOrEmpty(decryptedPassword))
         {
-
+            var user = await this._userService.GetUserByUsernameAndPassword(decryptedUsername, decryptedPassword);
+            if (user != null)
+            {
+                authenticatedUser = new AuthenticatedUser(user);
+            }
         }
 
         return authenticatedUser;