Enable auto login via OIDC

Controllers/LoginController.cs

@@ -29,6 +29,18 @@ namespace CarCareTracker.Controllers
         }
         public IActionResult Index(string redirectURL = "")
         {
+            var remoteAuthConfig = _config.GetOpenIDConfig();
+            if (remoteAuthConfig.DisableRegularLogin && !string.IsNullOrWhiteSpace(remoteAuthConfig.LogOutURL))
+            {
+                var generatedState = Guid.NewGuid().ToString().Substring(0, 8);
+                remoteAuthConfig.State = generatedState;
+                if (remoteAuthConfig.ValidateState)
+                {
+                    Response.Cookies.Append("OIDC_STATE", remoteAuthConfig.State, new CookieOptions { Expires = new DateTimeOffset(DateTime.Now.AddMinutes(5)) });
+                }
+                var remoteAuthURL = remoteAuthConfig.RemoteAuthURL;
+                return Redirect(remoteAuthURL);
+            }
             return View(model: redirectURL);
         }
         public IActionResult Registration()
@@ -248,7 +260,12 @@ namespace CarCareTracker.Controllers
         public IActionResult LogOut()
         {
             Response.Cookies.Delete("ACCESS_TOKEN");
-            return Json(true);
+            var remoteAuthConfig = _config.GetOpenIDConfig();
+            if (remoteAuthConfig.DisableRegularLogin && !string.IsNullOrWhiteSpace(remoteAuthConfig.LogOutURL))
+            {
+                return Json(remoteAuthConfig.LogOutURL);
+            }
+            return Json("/Login");
         }
     }
 }

Models/OIDC/OpenIDConfig.cs

@@ -11,6 +11,8 @@
         public string Scope { get; set; }
         public string State { get; set; }
         public bool ValidateState { get; set; } = false;
+        public bool DisableRegularLogin { get; set; } = false;
+        public string LogOutURL { get; set; } = "";
         public string RemoteAuthURL { get { return $"{AuthURL}?client_id={ClientId}&response_type=code&redirect_uri={RedirectURL}&scope={Scope}&state={State}"; } }
     }
 }

wwwroot/js/garage.js

@@ -167,7 +167,7 @@ function initCalendar() {
 function performLogOut() {
     $.post('/Login/LogOut', function (data) {
         if (data) {
-            window.location.href = '/Login';
+            window.location.href = data;
         }
     })
 }