School Commit Init

2024-08-31 12:07:21 +03:00
commit 0b130ee18c
2801 changed files with 4720552 additions and 0 deletions
@@ -0,0 +1,88 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using System.Security.Cryptography;
+using System.Text;
+using System.Threading.Tasks;
+using System.Xml.Linq;
+using System.IO;
+using District_3_App.ProfileSocialNetworkInfoStuff.Entities;
+
+namespace District_3_App.LogIn
+{
+    public class UserManager
+    {
+        private List<User> users = new List<User>();
+        private static User? currentUser;
+
+        public string GetCurrentUser()
+        {
+            if (currentUser == null)
+            {
+                return string.Empty;
+            }
+
+            return currentUser.Username;
+        }
+        public UserManager(string filePath)
+        {
+            LoadUsersFromXml(filePath);
+        }
+
+        public bool AuthenticateUser(string username, string password)
+        {
+            User? user = users.Find(u => u.Username == username);
+            if (user != null && user.Password == password)
+            {
+                StartOrRenewSession(user);
+                return true;
+            }
+            return false;
+        }
+
+        public void StartOrRenewSession(User user)
+        {
+            UserManager.currentUser = user;
+        }
+
+        public bool IsUserLoggedIn()
+        {
+            return UserManager.currentUser != null;
+        }
+
+        public void LogOutUser()
+        {
+            UserManager.currentUser = null;
+        }
+
+        private void LoadUsersFromXml(string filePath)
+        {
+            try
+            {
+                XDocument doc = XDocument.Load(filePath);
+                foreach (var userElement in doc.Root.Elements("User"))
+                {
+                    User user = new User
+                    {
+                        Id = Guid.Parse(userElement.Attribute("id").Value),
+                        Username = userElement.Attribute("Username").Value,
+                        Email = userElement.Attribute("Email").Value,
+                        Password = userElement.Attribute("Password").Value,
+                        ConfirmationPassword = userElement.Attribute("ConfirmationPassword").Value,
+                        Usersession = TimeSpan.FromMinutes(0)
+                    };
+                    users.Add(user);
+                }
+            }
+            catch
+            {
+                Console.WriteLine("File not found");
+            }
+        }
+        public IReadOnlyList<User> GetUsers()
+        {
+            return users.AsReadOnly();
+        }
+    }
+}
+