added token based registration.

Controllers/AdminController.cs

@@ -0,0 +1,31 @@
+using CarCareTracker.Logic;
+using CarCareTracker.Models;
+using Microsoft.AspNetCore.Authorization;
+using Microsoft.AspNetCore.Mvc;
+
+namespace CarCareTracker.Controllers
+{
+    [Authorize(Roles = nameof(UserData.IsAdmin))]
+    public class AdminController : Controller
+    {
+        private ILoginLogic _loginLogic;
+        public AdminController(ILoginLogic loginLogic)
+        {
+            _loginLogic = loginLogic;
+        }
+        public IActionResult Index()
+        {
+            var viewModel = new AdminViewModel
+            {
+                Users = _loginLogic.GetAllUsers(),
+                Tokens = _loginLogic.GetAllTokens()
+            };
+            return View(viewModel);
+        }
+        public IActionResult GenerateNewToken()
+        {
+            var result = _loginLogic.GenerateUserToken();
+            return Json(result);
+        }
+    }
+}

Controllers/LoginController.cs

@@ -1,4 +1,5 @@
 using CarCareTracker.Helper;
+using CarCareTracker.Logic;
 using CarCareTracker.Models;
 using Microsoft.AspNetCore.Authorization;
 using Microsoft.AspNetCore.DataProtection;
@@ -13,22 +14,26 @@ namespace CarCareTracker.Controllers
     public class LoginController : Controller
     {
         private IDataProtector _dataProtector;
-        private ILoginHelper _loginHelper;
+        private ILoginLogic _loginLogic;
         private readonly ILogger<LoginController> _logger;
         public LoginController(
             ILogger<LoginController> logger,
             IDataProtectionProvider securityProvider,
-            ILoginHelper loginHelper
+            ILoginLogic loginLogic
             ) 
         {
             _dataProtector = securityProvider.CreateProtector("login");
             _logger = logger;
-            _loginHelper = loginHelper;
+            _loginLogic = loginLogic;
         }
         public IActionResult Index()
         {
             return View();
         }
+        public IActionResult Registration()
+        {
+            return View();
+        }
         [HttpPost]
         public IActionResult Login(LoginModel credentials)
         {
@@ -40,13 +45,12 @@ namespace CarCareTracker.Controllers
             //compare it against hashed credentials
             try
             {
-                var loginIsValid = _loginHelper.ValidateUserCredentials(credentials);
-                if (loginIsValid)
+                var userData = _loginLogic.ValidateUserCredentials(credentials);
+                if (userData.Id != default)
                 {
                     AuthCookie authCookie = new AuthCookie
                     {
-                        Id = 1, //this is hardcoded for now
-                        UserName = credentials.UserName,
+                        UserData = userData,
                         ExpiresOn = DateTime.Now.AddDays(credentials.IsPersistent ? 30 : 1)
                     };
                     var serializedCookie = JsonSerializer.Serialize(authCookie);
@@ -61,26 +65,21 @@ namespace CarCareTracker.Controllers
             }
             return Json(false);
         }
+
+        [HttpPost]
+        public IActionResult Register(LoginModel credentials)
+        {
+            var result = _loginLogic.RegisterNewUser(credentials);
+            return Json(result);
+        }
         [Authorize] //User must already be logged in to do this.
         [HttpPost]
         public IActionResult CreateLoginCreds(LoginModel credentials)
         {
             try
             {
-                var configFileContents = System.IO.File.ReadAllText(StaticHelper.UserConfigPath);
-                var existingUserConfig = JsonSerializer.Deserialize<UserConfig>(configFileContents);
-                if (existingUserConfig is not null)
-                {
-                    //create hashes of the login credentials.
-                    var hashedUserName = Sha256_hash(credentials.UserName);
-                    var hashedPassword = Sha256_hash(credentials.Password);
-                    //copy over settings that are off limits on the settings page.
-                    existingUserConfig.EnableAuth = true;
-                    existingUserConfig.UserNameHash = hashedUserName;
-                    existingUserConfig.UserPasswordHash = hashedPassword;
-                }
-                System.IO.File.WriteAllText(StaticHelper.UserConfigPath, JsonSerializer.Serialize(existingUserConfig));
-                return Json(true);
+                var result = _loginLogic.CreateRootUserCredentials(credentials);
+                return Json(result);
             }
             catch (Exception ex)
             {
@@ -94,19 +93,13 @@ namespace CarCareTracker.Controllers
         {
             try
             {
-                var configFileContents = System.IO.File.ReadAllText(StaticHelper.UserConfigPath);
-                var existingUserConfig = JsonSerializer.Deserialize<UserConfig>(configFileContents);
-                if (existingUserConfig is not null)
-                {
-                    //copy over settings that are off limits on the settings page.
-                    existingUserConfig.EnableAuth = false;
-                    existingUserConfig.UserNameHash = string.Empty;
-                    existingUserConfig.UserPasswordHash = string.Empty;
-                }
-                System.IO.File.WriteAllText(StaticHelper.UserConfigPath, JsonSerializer.Serialize(existingUserConfig));
+                var result = _loginLogic.DeleteRootUserCredentials();
                 //destroy any login cookies.
-                Response.Cookies.Delete("ACCESS_TOKEN");
-                return Json(true);
+                if (result)
+                {
+                    Response.Cookies.Delete("ACCESS_TOKEN");
+                }
+                return Json(result);
             }
             catch (Exception ex)
             {
@@ -121,20 +114,5 @@ namespace CarCareTracker.Controllers
             Response.Cookies.Delete("ACCESS_TOKEN");
             return Json(true);
         }
-        private static string Sha256_hash(string value)
-        {
-            StringBuilder Sb = new StringBuilder();
-
-            using (var hash = SHA256.Create())
-            {
-                Encoding enc = Encoding.UTF8;
-                byte[] result = hash.ComputeHash(enc.GetBytes(value));
-
-                foreach (byte b in result)
-                    Sb.Append(b.ToString("x2"));
-            }
-
-            return Sb.ToString();
-        }
     }
 }

External/Implementations/TokenRecordDataAccess.cs

@@ -0,0 +1,48 @@
+using CarCareTracker.External.Interfaces;
+using CarCareTracker.Helper;
+using CarCareTracker.Models;
+using LiteDB;
+
+namespace CarCareTracker.External.Implementations
+{
+    public class TokenRecordDataAccess : ITokenRecordDataAccess
+    {
+        private static string dbName = StaticHelper.DbName;
+        private static string tableName = "tokenrecords";
+        public List<Token> GetTokens()
+        {
+            using (var db = new LiteDatabase(dbName))
+            {
+                var table = db.GetCollection<Token>(tableName);
+                return table.FindAll().ToList();
+            };
+        }
+        public Token GetTokenRecordByBody(string tokenBody)
+        {
+            using (var db = new LiteDatabase(dbName))
+            {
+                var table = db.GetCollection<Token>(tableName);
+                var tokenRecord = table.FindOne(Query.EQ(nameof(Token.Body), tokenBody));
+                return tokenRecord ?? new Token();
+            };
+        }
+        public bool CreateNewToken(Token token)
+        {
+            using (var db = new LiteDatabase(dbName))
+            {
+                var table = db.GetCollection<Token>(tableName);
+                table.Insert(token);
+                return true;
+            };
+        }
+        public bool DeleteToken(int tokenId)
+        {
+            using (var db = new LiteDatabase(dbName))
+            {
+                var table = db.GetCollection<Token>(tableName);
+                table.Delete(tokenId);
+                return true;
+            };
+        }
+    }
+}

External/Implementations/UserRecordDataAccess.cs

@@ -0,0 +1,57 @@
+using CarCareTracker.External.Interfaces;
+using CarCareTracker.Helper;
+using CarCareTracker.Models;
+using LiteDB;
+
+namespace CarCareTracker.External.Implementations
+{
+    public class UserRecordDataAccess : IUserRecordDataAccess
+    {
+        private static string dbName = StaticHelper.DbName;
+        private static string tableName = "userrecords";
+        public List<UserData> GetUsers()
+        {
+            using (var db = new LiteDatabase(dbName))
+            {
+                var table = db.GetCollection<UserData>(tableName);
+                return table.FindAll().ToList();
+            };
+        }
+        public UserData GetUserRecordByUserName(string userName)
+        {
+            using (var db = new LiteDatabase(dbName))
+            {
+                var table = db.GetCollection<UserData>(tableName);
+                var userRecord = table.FindOne(Query.EQ(nameof(UserData.UserName), userName));
+                return userRecord ?? new UserData();
+            };
+        }
+        public UserData GetUserRecordById(int userId)
+        {
+            using (var db = new LiteDatabase(dbName))
+            {
+                var table = db.GetCollection<UserData>(tableName);
+                var userRecord = table.FindById(userId);
+                return userRecord ?? new UserData();
+            };
+        }
+        public bool SaveUserRecord(UserData userRecord)
+        {
+            using (var db = new LiteDatabase(dbName))
+            {
+                var table = db.GetCollection<UserData>(tableName);
+                table.Upsert(userRecord);
+                return true;
+            };
+        }
+        public bool DeleteUserRecord(int userId)
+        {
+            using (var db = new LiteDatabase(dbName))
+            {
+                var table = db.GetCollection<UserData>(tableName);
+                table.Delete(userId);
+                return true;
+            };
+        }
+    }
+}

External/Interfaces/ITokenRecordDataAccess.cs

@@ -0,0 +1,12 @@
+using CarCareTracker.Models;
+
+namespace CarCareTracker.External.Interfaces
+{
+    public interface ITokenRecordDataAccess
+    {
+        public List<Token> GetTokens();
+        public Token GetTokenRecordByBody(string tokenBody);
+        public bool CreateNewToken(Token token);
+        public bool DeleteToken(int tokenId);
+    }
+}

External/Interfaces/IUserRecordDataAccess.cs

@@ -0,0 +1,13 @@
+using CarCareTracker.Models;
+
+namespace CarCareTracker.External.Interfaces
+{
+    public interface IUserRecordDataAccess
+    {
+        public List<UserData> GetUsers();
+        public UserData GetUserRecordByUserName(string userName);
+        public UserData GetUserRecordById(int userId);
+        public bool SaveUserRecord(UserData userRecord);
+        public bool DeleteUserRecord(int userId);
+    }
+}

Helper/LoginHelper.cs

@@ -1,47 +0,0 @@
-using CarCareTracker.Models;
-using System.Security.Cryptography;
-using System.Text;
-
-namespace CarCareTracker.Helper
-{
-    public interface ILoginHelper
-    {
-        bool ValidateUserCredentials(LoginModel credentials);
-    }
-    public class LoginHelper: ILoginHelper
-    {
-        public bool ValidateUserCredentials(LoginModel credentials)
-        {
-            var configFileContents = System.IO.File.ReadAllText(StaticHelper.UserConfigPath);
-            var existingUserConfig = System.Text.Json.JsonSerializer.Deserialize<UserConfig>(configFileContents);
-            if (existingUserConfig is not null)
-            {
-                //create hashes of the login credentials.
-                var hashedUserName = Sha256_hash(credentials.UserName);
-                var hashedPassword = Sha256_hash(credentials.Password);
-                //compare against stored hash.
-                if (hashedUserName == existingUserConfig.UserNameHash &&
-                    hashedPassword == existingUserConfig.UserPasswordHash)
-                {
-                    return true;
-                }
-            }
-            return false;
-        }
-        private static string Sha256_hash(string value)
-        {
-            StringBuilder Sb = new StringBuilder();
-
-            using (var hash = SHA256.Create())
-            {
-                Encoding enc = Encoding.UTF8;
-                byte[] result = hash.ComputeHash(enc.GetBytes(value));
-
-                foreach (byte b in result)
-                    Sb.Append(b.ToString("x2"));
-            }
-
-            return Sb.ToString();
-        }
-    }
-}

Logic/LoginLogic.cs

@@ -0,0 +1,201 @@
+using CarCareTracker.External.Interfaces;
+using CarCareTracker.Helper;
+using CarCareTracker.Models;
+using System.Net;
+using System.Security.Cryptography;
+using System.Text;
+using System.Text.Json;
+
+namespace CarCareTracker.Logic
+{
+    public interface ILoginLogic
+    {
+        bool GenerateUserToken();
+        OperationResponse RegisterNewUser(LoginModel credentials);
+        OperationResponse ResetUserPassword(LoginModel credentials);
+        UserData ValidateUserCredentials(LoginModel credentials);
+        bool CreateRootUserCredentials(LoginModel credentials);
+        bool DeleteRootUserCredentials();
+        List<UserData> GetAllUsers();
+        List<Token> GetAllTokens();
+
+    }
+    public class LoginLogic : ILoginLogic
+    {
+        private readonly IUserRecordDataAccess _userData;
+        private readonly ITokenRecordDataAccess _tokenData;
+        public LoginLogic(IUserRecordDataAccess userData, ITokenRecordDataAccess tokenData)
+        {
+            _userData = userData;
+            _tokenData = tokenData;
+        }
+        public OperationResponse RegisterNewUser(LoginModel credentials)
+        {
+            //validate their token.
+            var existingToken = _tokenData.GetTokenRecordByBody(credentials.Token);
+            if (existingToken.Id == default)
+            {
+                return new OperationResponse { Success = false, Message = "Invalid Token" };
+            }
+            //token is valid, check if username and password is acceptable and that username is unique.
+            if (string.IsNullOrWhiteSpace(credentials.UserName) || string.IsNullOrWhiteSpace(credentials.Password))
+            {
+                return new OperationResponse { Success = false, Message = "Neither username nor password can be blank" };
+            }
+            var existingUser = _userData.GetUserRecordByUserName(credentials.UserName);
+            if (existingUser.Id != default)
+            {
+                return new OperationResponse { Success = false, Message = "Username already taken" };
+            }
+            //username is unique then we delete the token and create the user.
+            _tokenData.DeleteToken(existingToken.Id);
+            var newUser = new UserData()
+            {
+                UserName = credentials.UserName,
+                Password = GetHash(credentials.Password)
+            };
+            var result = _userData.SaveUserRecord(newUser);
+            if (result)
+            {
+                return new OperationResponse { Success = true, Message = "You will be redirected to the login page briefly." };
+            } else
+            {
+                return new OperationResponse { Success = false, Message = "Something went wrong, please try again later." };
+            }
+        }
+        /// <summary>
+        /// Returns an empty user if can't auth against neither root nor db user.
+        /// </summary>
+        /// <param name="credentials">credentials from login page</param>
+        /// <returns></returns>
+        public UserData ValidateUserCredentials(LoginModel credentials)
+        {
+            if (UserIsRoot(credentials))
+            {
+                return new UserData()
+                {
+                    Id = -1,
+                    UserName = credentials.UserName,
+                    IsAdmin = true
+                };
+            } else
+            {
+                //authenticate via DB.
+                var result = _userData.GetUserRecordByUserName(credentials.UserName);
+                if (GetHash(credentials.Password) == result.Password)
+                {
+                    result.Password = string.Empty;
+                    return result;
+                } else
+                {
+                    return new UserData();
+                }
+            }
+        }
+        #region "Admin Functions"
+        public List<UserData> GetAllUsers()
+        {
+            var result = _userData.GetUsers();
+            return result;
+        }
+        public List<Token> GetAllTokens()
+        {
+            var result = _tokenData.GetTokens();
+            return result;
+        }
+        public bool GenerateUserToken()
+        {
+            var token = new Token()
+            {
+                Body = Guid.NewGuid().ToString().Substring(0, 8)
+            };
+            var result = _tokenData.CreateNewToken(token);
+            return result;
+        }
+        public OperationResponse ResetUserPassword(LoginModel credentials)
+        {
+            //user might have forgotten their password.
+            var existingUser = _userData.GetUserRecordByUserName(credentials.UserName);
+            if (existingUser.Id == default)
+            {
+                return new OperationResponse { Success = false, Message = "Unable to find user" };
+            }
+            var newPassword = Guid.NewGuid().ToString().Substring(0, 8);
+            existingUser.Password = GetHash(newPassword);
+            var result = _userData.SaveUserRecord(existingUser);
+            if (result)
+            {
+                return new OperationResponse { Success = true, Message = newPassword };
+            } else
+            {
+                return new OperationResponse { Success = false, Message = "Something went wrong, please try again later." };
+            }
+        }
+        #endregion
+        #region "Root User"
+        public bool CreateRootUserCredentials(LoginModel credentials)
+        {
+            var configFileContents = File.ReadAllText(StaticHelper.UserConfigPath);
+            var existingUserConfig = JsonSerializer.Deserialize<UserConfig>(configFileContents);
+            if (existingUserConfig is not null)
+            {
+                //create hashes of the login credentials.
+                var hashedUserName = GetHash(credentials.UserName);
+                var hashedPassword = GetHash(credentials.Password);
+                //copy over settings that are off limits on the settings page.
+                existingUserConfig.EnableAuth = true;
+                existingUserConfig.UserNameHash = hashedUserName;
+                existingUserConfig.UserPasswordHash = hashedPassword;
+            }
+            File.WriteAllText(StaticHelper.UserConfigPath, JsonSerializer.Serialize(existingUserConfig));
+            return true;
+        }
+        public bool DeleteRootUserCredentials() {
+            var configFileContents = File.ReadAllText(StaticHelper.UserConfigPath);
+            var existingUserConfig = JsonSerializer.Deserialize<UserConfig>(configFileContents);
+            if (existingUserConfig is not null)
+            {
+                //copy over settings that are off limits on the settings page.
+                existingUserConfig.EnableAuth = false;
+                existingUserConfig.UserNameHash = string.Empty;
+                existingUserConfig.UserPasswordHash = string.Empty;
+            }
+            File.WriteAllText(StaticHelper.UserConfigPath, JsonSerializer.Serialize(existingUserConfig));
+            return true;
+        }
+        private bool UserIsRoot(LoginModel credentials)
+        {
+            var configFileContents = File.ReadAllText(StaticHelper.UserConfigPath);
+            var existingUserConfig = JsonSerializer.Deserialize<UserConfig>(configFileContents);
+            if (existingUserConfig is not null)
+            {
+                //create hashes of the login credentials.
+                var hashedUserName = GetHash(credentials.UserName);
+                var hashedPassword = GetHash(credentials.Password);
+                //compare against stored hash.
+                if (hashedUserName == existingUserConfig.UserNameHash &&
+                    hashedPassword == existingUserConfig.UserPasswordHash)
+                {
+                    return true;
+                }
+            }
+            return false;
+        }
+        #endregion
+        private static string GetHash(string value)
+        {
+            StringBuilder Sb = new StringBuilder();
+
+            using (var hash = SHA256.Create())
+            {
+                Encoding enc = Encoding.UTF8;
+                byte[] result = hash.ComputeHash(enc.GetBytes(value));
+
+                foreach (byte b in result)
+                    Sb.Append(b.ToString("x2"));
+            }
+
+            return Sb.ToString();
+        }
+    }
+}

Middleware/Authen.cs

@@ -1,4 +1,4 @@
-using CarCareTracker.Helper;
+using CarCareTracker.Logic;
 using CarCareTracker.Models;
 using Microsoft.AspNetCore.Authentication;
 using Microsoft.AspNetCore.Components.Web;
@@ -15,20 +15,20 @@ namespace CarCareTracker.Middleware
     {
         private IHttpContextAccessor _httpContext;
         private IDataProtector _dataProtector;
-        private ILoginHelper _loginHelper;
+        private ILoginLogic _loginLogic;
         private bool enableAuth;
         public Authen(
             IOptionsMonitor<AuthenticationSchemeOptions> options,
             UrlEncoder encoder,
             ILoggerFactory logger,
             IConfiguration configuration,
-            ILoginHelper loginHelper,
+            ILoginLogic loginLogic,
             IDataProtectionProvider securityProvider,
             IHttpContextAccessor httpContext) : base(options, logger, encoder)
         {
             _httpContext = httpContext;
             _dataProtector = securityProvider.CreateProtector("login");
-            _loginHelper = loginHelper;
+            _loginLogic = loginLogic;
             enableAuth = bool.Parse(configuration["EnableAuth"]);
         }
         protected override async Task<AuthenticateResult> HandleAuthenticateAsync()
@@ -66,14 +66,18 @@ namespace CarCareTracker.Middleware
                         return AuthenticateResult.Fail("Invalid credentials");
                     } else
                     {
-                        var validUser = _loginHelper.ValidateUserCredentials(new LoginModel { UserName = splitString[0], Password = splitString[1] });
-                        if (validUser)
+                        var userData = _loginLogic.ValidateUserCredentials(new LoginModel { UserName = splitString[0], Password = splitString[1] });
+                        if (userData.Id != default)
                         {
                             var appIdentity = new ClaimsIdentity("Custom");
                             var userIdentity = new List<Claim>
                             {
                                 new(ClaimTypes.Name, splitString[0])
                             };
+                            if (userData.IsAdmin)
+                            {
+                                userIdentity.Add(new(ClaimTypes.Role, nameof(UserData.IsAdmin)));
+                            }
                             appIdentity.AddClaims(userIdentity);
                             AuthenticationTicket ticket = new AuthenticationTicket(new ClaimsPrincipal(appIdentity), this.Scheme.Name);
                             return AuthenticateResult.Success(ticket);
@@ -82,33 +86,44 @@ namespace CarCareTracker.Middleware
                 }
                 else if (!string.IsNullOrWhiteSpace(access_token))
                 {
-                    //decrypt the access token.
-                    var decryptedCookie = _dataProtector.Unprotect(access_token);
-                    AuthCookie authCookie = JsonSerializer.Deserialize<AuthCookie>(decryptedCookie);
-                    if (authCookie != null)
+                    try
                     {
-                        //validate auth cookie
-                        if (authCookie.ExpiresOn < DateTime.Now)
+                        //decrypt the access token.
+                        var decryptedCookie = _dataProtector.Unprotect(access_token);
+                        AuthCookie authCookie = JsonSerializer.Deserialize<AuthCookie>(decryptedCookie);
+                        if (authCookie != null)
                         {
-                            //if cookie is expired
-                            return AuthenticateResult.Fail("Expired credentials");
-                        }
-                        else if (authCookie.Id == default || string.IsNullOrWhiteSpace(authCookie.UserName))
-                        {
-                            return AuthenticateResult.Fail("Corrupted credentials");
-                        }
-                        else
-                        {
-                            var appIdentity = new ClaimsIdentity("Custom");
-                            var userIdentity = new List<Claim>
+                            //validate auth cookie
+                            if (authCookie.ExpiresOn < DateTime.Now)
                             {
-                                new(ClaimTypes.Name, authCookie.UserName)
+                                //if cookie is expired
+                                return AuthenticateResult.Fail("Expired credentials");
+                            }
+                            else if (authCookie.UserData.Id == default || string.IsNullOrWhiteSpace(authCookie.UserData.UserName))
+                            {
+                                return AuthenticateResult.Fail("Corrupted credentials");
+                            }
+                            else
+                            {
+                                var appIdentity = new ClaimsIdentity("Custom");
+                                var userIdentity = new List<Claim>
+                            {
+                                new(ClaimTypes.Name, authCookie.UserData.UserName)
                             };
-                            appIdentity.AddClaims(userIdentity);
-                            AuthenticationTicket ticket = new AuthenticationTicket(new ClaimsPrincipal(appIdentity), this.Scheme.Name);
-                            return AuthenticateResult.Success(ticket);
+                                if (authCookie.UserData.IsAdmin)
+                                {
+                                    userIdentity.Add(new(ClaimTypes.Role, nameof(UserData.IsAdmin)));
+                                }
+                                appIdentity.AddClaims(userIdentity);
+                                AuthenticationTicket ticket = new AuthenticationTicket(new ClaimsPrincipal(appIdentity), this.Scheme.Name);
+                                return AuthenticateResult.Success(ticket);
+                            }
                         }
                     }
+                    catch (Exception ex)
+                    {
+                        return AuthenticateResult.Fail("Corrupted credentials");
+                    }
                 }
                 return AuthenticateResult.Fail("Invalid credentials");
             }

Models/Admin/AdminViewModel.cs

@@ -0,0 +1,8 @@
+namespace CarCareTracker.Models
+{
+    public class AdminViewModel
+    {
+        public List<UserData> Users { get; set; }
+        public List<Token> Tokens { get; set; }
+    }
+}

Models/Login/AuthCookie.cs

@@ -2,8 +2,7 @@
 {
     public class AuthCookie
     {
-        public int Id { get; set; }
-        public string UserName { get; set; }
+        public UserData UserData { get; set; }
         public DateTime ExpiresOn { get; set; }
     }
 }

Models/Login/LoginModel.cs

@@ -4,6 +4,7 @@
     {
         public string UserName { get; set; }
         public string Password { get; set; }
+        public string Token { get; set; }
         public bool IsPersistent { get; set; } = false;
     }
 }

Models/Login/Token.cs

@@ -0,0 +1,8 @@
+namespace CarCareTracker.Models
+{
+    public class Token
+    {
+        public int Id { get; set; }
+        public string Body { get; set; }
+    }
+}

Models/Login/UserData.cs

@@ -0,0 +1,10 @@
+namespace CarCareTracker.Models
+{
+    public class UserData
+    {
+        public int Id { get; set; }
+        public string UserName { get; set; }
+        public string Password { get; set; }
+        public bool IsAdmin { get; set; }
+    }
+}

Models/OperationResponse.cs

@@ -0,0 +1,8 @@
+namespace CarCareTracker.Models
+{
+    public class OperationResponse
+    {
+        public bool Success { get; set; }
+        public string Message { get; set; }
+    }
+}

Program.cs

@@ -1,6 +1,7 @@
 using CarCareTracker.External.Implementations;
 using CarCareTracker.External.Interfaces;
 using CarCareTracker.Helper;
+using CarCareTracker.Logic;
 using CarCareTracker.Middleware;
 using Microsoft.AspNetCore.Authentication;
 using Microsoft.AspNetCore.Authorization;
@@ -17,14 +18,18 @@ builder.Services.AddSingleton<ICollisionRecordDataAccess, CollisionRecordDataAcc
 builder.Services.AddSingleton<ITaxRecordDataAccess, TaxRecordDataAccess>();
 builder.Services.AddSingleton<IReminderRecordDataAccess, ReminderRecordDataAccess>();
 builder.Services.AddSingleton<IUpgradeRecordDataAccess, UpgradeRecordDataAccess>();
+builder.Services.AddSingleton<IUserRecordDataAccess, UserRecordDataAccess>();
+builder.Services.AddSingleton<ITokenRecordDataAccess, TokenRecordDataAccess>();
 
 //configure helpers
 builder.Services.AddSingleton<IFileHelper, FileHelper>();
 builder.Services.AddSingleton<IGasHelper, GasHelper>();
 builder.Services.AddSingleton<IReminderHelper, ReminderHelper>();
-builder.Services.AddSingleton<ILoginHelper, LoginHelper>();
 builder.Services.AddSingleton<IReportHelper, ReportHelper>();
 
+//configur logic
+builder.Services.AddSingleton<ILoginLogic, LoginLogic>();
+
 if (!Directory.Exists("data"))
 {
     Directory.CreateDirectory("data");

Views/Admin/Index.cshtml

@@ -0,0 +1,62 @@
+@model AdminViewModel
+<div class="container">
+    <div class="row">
+        <div class="col-3">
+            <div class="row">
+                <button onclick="generateNewToken()" class="btn btn-primary btn-md mt-1 mb-1"><i class="bi bi-pencil-square me-2"></i>Generate User Token</button>
+            </div>
+            <table class="table table-hover">
+                <thead>
+                    <tr class="d-flex">
+                        <th scope="col" class="col-8">Token</th>
+                        <th scope="col" class="col-4">Delete</th>
+                    </tr>
+                </thead>
+                <tbody>
+                    @foreach (Token token in Model.Tokens)
+                    {
+                        <tr class="d-flex" style="cursor:pointer;">
+                            <td class="col-8">@token.Body</td>
+                            <td class="col-4">@token.Id</td>
+                        </tr>
+                    }
+                </tbody>
+            </table>
+        </div>
+        <div class="col-9">
+            <table class="table table-hover">
+                <thead>
+                    <tr class="d-flex">
+                        <th scope="col" class="col-4">UserName</th>
+                        <th scope="col" class="col-2">Is Admin</th>
+                        <th scope="col" class="col-4">Reset Password</th>
+                        <th scope="col" class="col-2">Delete</th>
+                    </tr>
+                </thead>
+                <tbody>
+                    @foreach (UserData userData in Model.Users)
+                    {
+                        <tr class="d-flex" style="cursor:pointer;">
+                            <td class="col-4">@userData.UserName</td>
+                            <td class="col-2">@userData.Id</td>
+                            <td class="col-4">@userData.Id</td>
+                            <td class="col-2">@userData.Id</td>
+                        </tr>
+                    }
+                </tbody>
+            </table>
+        </div>
+    </div>
+</div>
+<script>
+    function reloadPage() {
+        window.location.reload();
+    }
+    function generateNewToken(){
+        $.get('/Admin/GenerateNewToken', function (data) {
+            if (data) {
+                reloadPage();
+            }
+        });
+    }
+</script>

Views/Login/Index.cshtml

@@ -23,6 +23,9 @@
             <div class="d-grid">
                 <button type="button" class="btn btn-warning mt-2" onclick="performLogin()"><i class="bi bi-box-arrow-in-right me-2"></i>Login</button>
             </div>
+            <div class="d-grid">
+                <a href="/Login/Registration" class="btn btn-link mt-2">Register</a>
+            </div>
         </div>
     </div>
 </div>

Views/Login/Registration.cshtml

@@ -0,0 +1,31 @@
+@{
+    ViewData["Title"] = "LubeLogger - Register";
+}
+@section Scripts {
+    <script src="~/js/login.js" asp-append-version="true"></script>
+}
+<div class="container d-flex align-items-center justify-content-center" style="height:100vh">
+    <div class="row">
+        <div class="col-12">
+            <img src="/defaults/lubelogger_logo.png" />
+            <div class="form-group">
+                <label for="inputToken">Token</label>
+                <input type="text" id="inputToken" class="form-control">
+            </div>
+            <div class="form-group">
+                <label for="inputUserName">Username</label>
+                <input type="text" id="inputUserName" class="form-control">
+            </div>
+            <div class="form-group">
+                <label for="inputUserPassword">Password</label>
+                <input type="password" id="inputUserPassword" onkeyup="handlePasswordKeyPress(event)" class="form-control">
+            </div>
+            <div class="d-grid">
+                <button type="button" class="btn btn-warning mt-2" onclick="performRegistration()"><i class="bi bi-box-arrow-in-right me-2"></i>Register</button>
+            </div>
+            <div class="d-grid">
+                <a href="/Login/Index" class="btn btn-link mt-2">Back to Login</a>
+            </div>
+        </div>
+    </div>
+</div>

wwwroot/js/login.js

@@ -10,6 +10,19 @@
         }
     })
 }
+function performRegistration() {
+    var token = $("#inputToken").val();
+    var userName = $("#inputUserName").val();
+    var userPassword = $("#inputUserPassword").val();
+    $.post('/Login/Register', { userName: userName, password: userPassword, token: token }, function (data) {
+        if (data.success) {
+            successToast(data.message);
+            setTimeout(function () { window.location.href = '/Login/Index' }, 500);
+        } else {
+            errorToast(data.message);
+        }
+    });
+}
 function handlePasswordKeyPress(event) {
     if (event.keyCode == 13) {
         performLogin();