feat: routes with github auth & redirect

build.sbt

@@ -2,3 +2,5 @@ ThisBuild / scalaVersion := "3.3.0"
 
 libraryDependencies += "com.lihaoyi" %% "upickle" % "3.1.2"
 libraryDependencies += "com.lihaoyi" %% "requests" % "0.8.0"
+libraryDependencies += "com.lihaoyi" %% "cask" % "0.9.1"
+libraryDependencies += "com.lihaoyi" %% "mainargs" % "0.5.0"

project/plugins.sbt

@@ -0,0 +1 @@
+addSbtPlugin("io.spray" % "sbt-revolver" % "0.10.0")

project/project/project/metals.sbt

@@ -0,0 +1,6 @@
+// DO NOT EDIT! This file is auto-generated.
+
+// This file enables sbt-bloop to create bloop config files.
+
+addSbtPlugin("ch.epfl.scala" % "sbt-bloop" % "1.5.6")
+

src/main/resources/out.css

@@ -578,14 +578,6 @@ video {
   border-bottom-width: 8px;
 }
 
-.border-t-8 {
-  border-top-width: 8px;
-}
-
-.border-r-8 {
-  border-right-width: 8px;
-}
-
 .border-blue-400 {
   --tw-border-opacity: 1;
   border-color: rgb(96 165 250 / var(--tw-border-opacity));

src/main/scala/example/AuthService.scala

@@ -0,0 +1,84 @@
+package example
+
+import AuthService._
+import example.pocketbase.Api
+
+case class AuthService()(implicit cc: castor.Context, log: cask.Logger)
+    extends cask.Routes {
+
+  @cask.get("/")
+  def getIndex(request: cask.Request) = {
+    println("hellololo")
+    val authCookieOpt = request.cookies.get(authCookieName)
+
+    authCookieOpt match {
+      case None =>
+        cask.Redirect("/login")
+      case Some(authCookie) =>
+        val jwt = authCookie.value
+        ???
+    }
+  }
+
+  @cask.get("/login")
+  def getLoginPage() = {
+    // render auth page with the available oauth providers
+    val authOptions = pocketbaseApi.listAuthMethods().authProviders
+
+    val options = s"got following auth opitons: $authOptions"
+    // save states and verifiers into cookie
+
+    val githubOption = authOptions.find(_.name == "github")
+
+    val githubRedirect = githubOption.map(_.authUrl).getOrElse("") ++ getRedirectUrl("github")
+
+    val html = s"""
+<h1>good enough, right</h1>
+<p>$options</p>
+<p>will use ${githubRedirect}</p>
+<a href="${githubRedirect}">Go to github</a>
+"""
+    cask.Response(
+      html,
+      headers = Seq("Content-Type" -> "text/html;charset=UTF-8"),
+    )
+  }
+
+  @cask.get(s"${baseRedirectUrl}/:provider")
+  def receiveOauthRedirect(provider: String, state: String, code: String) = {
+    println(s"received redirect for $provider with state: $state and code: $code")
+    /*
+     *
+     get provider from path param, get verifiers and state from cookie,
+if cookie not present - abort,
+if state doesn't fit one from redirect params - abort
+issue 'auth with oauth 2' and based on response code - set the cookie with jwt
+
+and delete the state\verifiers cookie
+
+but then what? i guess call for redirect to root page again?
+which should trigger auth check and main page render?
+     */
+    s"received redirect for $provider with state: $state and code: $code"
+  }
+
+  initialize()
+}
+
+object AuthService {
+  val authCookieName = "auth"
+  val pocketbaseApi = Api("http://127.0.0.1:8090")
+  val selfUri = "http://127.0.0.1:8080"
+
+  // i guess TOOD put that into config
+  val baseRedirectUrl = "/api/oauth2-redirect"
+
+  /*
+   * let's have separate redirect urls for different providers
+   * if we'd have same url for all providers, we'll need way to figure out from state which one was called on front end.
+   * it's possible, but path param looks simpler right now
+   * github redirect : http://127.0.0.1:8080/api/oauth2-redirect/github
+   */
+  def getRedirectUrl(provider: String): String =
+    s"${selfUri}${baseRedirectUrl}/${provider}"
+}

src/main/scala/example/Main.scala

@@ -1,4 +1,22 @@
 package example
 
-@main def main(args: String*): Unit =
+import mainargs.{main, arg, ParserForMethods}
-  println(s"Hello ${args.mkString}")
+
+object Main {
+  @main def run(
+    @arg(name="port", short='p', doc="Port on which server will start service")
+      portArg: Int = 8080,
+    @arg(name="host", doc="Host on which server will start serving")
+      hostArg: String = "localhost"
+  ): Unit = {
+    println(s"Will start server on ${hostArg}:${portArg}")
+    val server = new cask.Main {
+      override def allRoutes: Seq[cask.main.Routes] = Seq(AuthService())
+      override def port: Int = portArg
+      override def host: String = hostArg
+    }
+    server.main(Array.empty)
+  }
+
+  def main(args: Array[String]): Unit = ParserForMethods(this).runOrExit(args)
+}

testing-rest.txt

@@ -0,0 +1,3 @@
+
+ # let's check root redirect to auth
+GET http://localhost:8080/