Attempt at serializing HttpRequest to JSON, leaving out the URI.

LeanHttpRequest.scala

package com.supersonicads.utils.spray

import com.supersonicads.utils.OptionUtil._
import play.api.libs.json.Json
import spray.http.HttpHeaders.RawHeader
import spray.http.{HttpMethods, HttpProtocols, HttpRequest}

case class LeanHttpRequest(entity: String,
                           headers: List[RawHeader],
                           protocol: String,
                           method: String) {

  def toHttpRequest = HttpRequest(
    method = HttpMethods.getForKey(method).toTry(s"HTTP method $method is invalid.").get,
    headers = headers,
    entity = entity,
    protocol = HttpProtocols.getForKey(protocol).toTry(s"Protocol $protocol is invalid.").get
  )
}

object LeanHttpRequest {

  def fromHttpRequest(request: HttpRequest) =
    LeanHttpRequest(
      request.entity.asString,
      request.headers.map(header => RawHeader(header.name, header.value)),
      request.protocol.value,
      request.method.value
    )

  implicit val fmt = {
    implicit val rawHeaderFmt = Json.format[RawHeader]
    Json.format[LeanHttpRequest]
  }
}