1 files changed, 62 insertions, 0 deletions
diff --git a/src/main/scala/xyz/driver/core/rest/serviceRequestContext.scala b/src/main/scala/xyz/driver/core/rest/serviceRequestContext.scala
new file mode 100644
index 0000000..4020d57
--- /dev/null
+++ b/src/main/scala/xyz/driver/core/rest/serviceRequestContext.scala
@@ -0,0 +1,62 @@
+package xyz.driver.core.rest
+
+import xyz.driver.core.auth.{AuthToken, PermissionsToken, User}
+import xyz.driver.core.generators
+
+import scalaz.Scalaz.{mapEqual, stringInstance}
+import scalaz.syntax.equal._
+
+class ServiceRequestContext(val trackingId: String = generators.nextUuid().toString,
+                            val contextHeaders: Map[String, String] = Map.empty[String, String]) {
+  def authToken: Option[AuthToken] =
+    contextHeaders.get(AuthProvider.AuthenticationTokenHeader).map(AuthToken.apply)
+
+  def permissionsToken: Option[PermissionsToken] =
+    contextHeaders.get(AuthProvider.PermissionsTokenHeader).map(PermissionsToken.apply)
+
+  def withAuthToken(authToken: AuthToken): ServiceRequestContext =
+    new ServiceRequestContext(
+      trackingId,
+      contextHeaders.updated(AuthProvider.AuthenticationTokenHeader, authToken.value)
+    )
+
+  def withAuthenticatedUser[U <: User](authToken: AuthToken, user: U): AuthorizedServiceRequestContext[U] =
+    new AuthorizedServiceRequestContext(
+      trackingId,
+      contextHeaders.updated(AuthProvider.AuthenticationTokenHeader, authToken.value),
+      user
+    )
+
+  override def hashCode(): Int =
+    Seq[Any](trackingId, contextHeaders).foldLeft(31)((result, obj) => 31 * result + obj.hashCode())
+
+  override def equals(obj: Any): Boolean = obj match {
+    case ctx: ServiceRequestContext => trackingId === ctx.trackingId && contextHeaders === ctx.contextHeaders
+    case _                          => false
+  }
+
+  override def toString: String = s"ServiceRequestContext($trackingId, $contextHeaders)"
+}
+
+class AuthorizedServiceRequestContext[U <: User](override val trackingId: String = generators.nextUuid().toString,
+                                                 override val contextHeaders: Map[String, String] =
+                                                   Map.empty[String, String],
+                                                 val authenticatedUser: U)
+    extends ServiceRequestContext {
+
+  def withPermissionsToken(permissionsToken: PermissionsToken): AuthorizedServiceRequestContext[U] =
+    new AuthorizedServiceRequestContext[U](
+      trackingId,
+      contextHeaders.updated(AuthProvider.PermissionsTokenHeader, permissionsToken.value),
+      authenticatedUser)
+
+  override def hashCode(): Int = 31 * super.hashCode() + authenticatedUser.hashCode()
+
+  override def equals(obj: Any): Boolean = obj match {
+    case ctx: AuthorizedServiceRequestContext[U] => super.equals(ctx) && ctx.authenticatedUser == authenticatedUser
+    case _                                       => false
+  }
+
+  override def toString: String =
+    s"AuthorizedServiceRequestContext($trackingId, $contextHeaders, $authenticatedUser)"
+}