spice.http.content.Content.scala Maven / Gradle / Ivy

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Core functionality leveraged and shared by most other sub-projects of Spice.

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package spice.http.content

import fabric.define.DefType
import fabric.rw._
import rapid.Task
import spice.net.ContentType

trait Content {
  def length: Long
  def lastModified: Long
  def contentType: ContentType

  def withContentType(contentType: ContentType): Content
  def withLastModified(lastModified: Long): Content
  def asString: Task[String]
  def asStream: rapid.Stream[Byte]
}

object Content extends SharedContentHelpers with ContentHelpers {
  implicit val rw: RW[Content] = RW.from[Content](
    r = _ => throw new UnsupportedOperationException("Content cannot be converted"),
    w = _ => throw new UnsupportedOperationException("Content cannot be converted"),
    d = DefType.Obj(Some("spice.http.content.Content"))
  )

  case object none extends Content {
    override def length: Long = -1L
    override def lastModified: Long = -1L
    override def contentType: ContentType = ContentType.`text/plain`
    override def withContentType(contentType: ContentType): Content = this
    override def withLastModified(lastModified: Long): Content = this
    override def asString: Task[String] = Task.pure("none")
    override def asStream: rapid.Stream[Byte] = rapid.Stream.empty
  }
}