feat: logout url redirecting to root

and removing the cookie.
this is mud and stick technologies

src/main/resources/public/out.css

@@ -522,6 +522,30 @@ video {
   --tw-backdrop-sepia:  ;
 }
 
+.absolute {
+  position: absolute;
+}
+
+.relative {
+  position: relative;
+}
+
+.end-2 {
+  inset-inline-end: 0.5rem;
+}
+
+.top-2 {
+  top: 0.5rem;
+}
+
+.end-4 {
+  inset-inline-end: 1rem;
+}
+
+.top-4 {
+  top: 1rem;
+}
+
 .flex {
   display: flex;
 }
@@ -632,6 +656,15 @@ video {
   color: rgb(37 99 235 / var(--tw-text-opacity));
 }
 
+.text-blue-800 {
+  --tw-text-opacity: 1;
+  color: rgb(30 64 175 / var(--tw-text-opacity));
+}
+
+.underline {
+  text-decoration-line: underline;
+}
+
 .filter {
   filter: var(--tw-blur) var(--tw-brightness) var(--tw-contrast) var(--tw-grayscale) var(--tw-hue-rotate) var(--tw-invert) var(--tw-saturate) var(--tw-sepia) var(--tw-drop-shadow);
 }

src/main/resources/templates/index.html

@@ -24,7 +24,8 @@
         your experience.
       </p>
     <![endif]-->
-    <main class="bg-blue-100 h-screen w-screen grid place-content-center">
+    <main class="bg-blue-100 h-screen w-screen grid place-content-center relative">
+      <a href="/logout" class="absolute end-4 top-4 underline text-blue-800 font-bold">Logout</a>
       <section>
         <h1 class="text-2xl text-blue-600 font-bold tracking-wide uppercase">
           Auth successful, yay

src/main/scala/example/AuthService.scala

@@ -89,7 +89,10 @@ case class AuthService()(implicit cc: castor.Context, log: cask.Logger)
 
     val context = new PageContext()
     context.setVariable("iconLocationsMap", iconLocations.asJava)
-    context.setVariable("oauthProvidersList", authOptions.authProviders.sortBy(_.name).asJava)
+    context.setVariable(
+      "oauthProvidersList",
+      authOptions.authProviders.sortBy(_.name).asJava
+    )
     context.setVariable("redirectUrl", oauthLinks.asJava)
 
     val authPage = templateEngine.process("auth", context)
@@ -100,7 +103,9 @@ case class AuthService()(implicit cc: castor.Context, log: cask.Logger)
     val githubOption = authOptions.authProviders.find(_.name == "github")
 
     val githubRedirect =
-      githubOption.map(_.authUrl).getOrElse("") ++ getRedirectLandingUrl("github")
+      githubOption.map(_.authUrl).getOrElse("") ++ getRedirectLandingUrl(
+        "github"
+      )
 
     cask.Response(
       authPage,
@@ -191,6 +196,30 @@ case class AuthService()(implicit cc: castor.Context, log: cask.Logger)
     okMessageFirst
   }
 
+  @cask.get(s"/logout")
+  def logoutAndRedirectToRoot() = {
+    println(s"about to logout")
+
+    val redirectToIndex = renderRedirectPage(
+      "/",
+      "You will be redirected to home page soon",
+      0
+    )
+
+    cask.Response(
+      redirectToIndex,
+      headers = Seq("Content-Type" -> "text/html;charset=UTF-8"),
+      cookies = Seq(
+        cask.Cookie(
+          name = authCookieName,
+          value = "",
+          path = "/",
+          expires = Instant.EPOCH
+        )
+      )
+    )
+  }
+
   @cask.staticResources("/public")
   def servePublicResources() = "public"