From 52dec403d19a732591f9ce27ec802e3f8c480a9a Mon Sep 17 00:00:00 2001
From: Ognjen Cirkovic <ciraboxkg@gmail.com>
Date: Tue, 8 Mar 2022 18:28:18 +0100
Subject: Dodat dependency injection. Auth Servis povezan sa bazom

---
 backend/api/api/Controllers/AuthController.cs |  6 ++--
 backend/api/api/Program.cs                    |  3 +-
 backend/api/api/Services/AuthService.cs       | 41 ++++++++++++++++++---------
 backend/api/api/Services/IAuthService.cs      | 10 +++++++
 4 files changed, 42 insertions(+), 18 deletions(-)
 create mode 100644 backend/api/api/Services/IAuthService.cs

(limited to 'backend')

diff --git a/backend/api/api/Controllers/AuthController.cs b/backend/api/api/Controllers/AuthController.cs
index 1f47067f..100ab3ca 100644
--- a/backend/api/api/Controllers/AuthController.cs
+++ b/backend/api/api/Controllers/AuthController.cs
@@ -9,10 +9,10 @@ namespace api.Controllers
     [ApiController]
     public class AuthController : ControllerBase
     {
-        private AuthService _auth;
-        public AuthController(IConfiguration configuration)
+        private IAuthService _auth;
+        public AuthController(IAuthService auth)
         {
-            _auth=new AuthService(configuration);
+            _auth = auth;
         }
 
         [HttpPost("register")]
diff --git a/backend/api/api/Program.cs b/backend/api/api/Program.cs
index c54b1b3e..4c2d1b9f 100644
--- a/backend/api/api/Program.cs
+++ b/backend/api/api/Program.cs
@@ -22,7 +22,8 @@ builder.Services.AddSingleton<IMongoClient>(s =>
     new MongoClient(builder.Configuration.GetValue<string>("UserStoreDatabaseSettings:ConnectionString")));
 
 builder.Services.AddScoped<IUserService, UserService>();
- 
+builder.Services.AddScoped<IAuthService, AuthService>();
+
 
 builder.Services.AddControllers();
 
diff --git a/backend/api/api/Services/AuthService.cs b/backend/api/api/Services/AuthService.cs
index 1a901cb8..015fdac7 100644
--- a/backend/api/api/Services/AuthService.cs
+++ b/backend/api/api/Services/AuthService.cs
@@ -1,34 +1,47 @@
-using api.Models;
+using api.Interfaces;
+using api.Models;
 using api.Models.Users;
+using MongoDB.Driver;
 
 namespace api.Services
 {
-    public class AuthService
+    public class AuthService : IAuthService
     {
         private JwtToken _jwt;
         private readonly IConfiguration _configuration;
-        public AuthService(IConfiguration configuration)
+        private readonly IMongoCollection<User> _users;
+        public AuthService(IConfiguration configuration, IUserStoreDatabaseSettings settings, IMongoClient mongoClient)
         {
             _configuration = configuration;
             _jwt = new JwtToken(_configuration);
+            var database = mongoClient.GetDatabase(settings.DatabaseName);
+            _users = database.GetCollection<User>(settings.CollectionName);
         }
         public string Login(AuthRequest user)
         {
-            //Check username in DB
-
-            //Verify password
-
-            //gen token
-
+            User u = _users.Find(x => x.Username == user.UserName).FirstOrDefault();
+            if (u == null)
+                return "Username doesn't exist";
+            if (!PasswordCrypt.checkPassword(user.Password, u.Password))
+                return "Wrong password";
             return _jwt.GenToken(user);
 
         }
-        public RegisterRequest Register(RegisterRequest user)
+        public string Register(RegisterRequest user)
         {
-            //check for existing email and username
-            user.password = PasswordCrypt.hashPassword(user.password);
-            //Add to DB. TO DO
-            return user;
+            User u = new User();
+            u.Username = user.username;
+            u.Email = user.email;
+            u.Password = PasswordCrypt.hashPassword(user.password);
+            u.FirstName = user.firstName;
+            u.LastName = user.lastName;
+            if (_users.Find(user => user.Username == u.Username).FirstOrDefault() != null)
+                return "Username Already Exists";
+            if (_users.Find(user => user.Email == u.Email).FirstOrDefault() != null)
+                return "Email Already Exists";
+
+            _users.InsertOne(u);
+            return "User added";
         }
 
 
diff --git a/backend/api/api/Services/IAuthService.cs b/backend/api/api/Services/IAuthService.cs
new file mode 100644
index 00000000..79085f8c
--- /dev/null
+++ b/backend/api/api/Services/IAuthService.cs
@@ -0,0 +1,10 @@
+using api.Models.Users;
+
+namespace api.Services
+{
+    public interface IAuthService
+    {
+        string Login(AuthRequest user);
+        string Register(RegisterRequest user);
+    }
+}
\ No newline at end of file
-- 
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