sttp.client4.sprayJson.SttpSprayJsonApi.scala Maven / Gradle / Ivy

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package sttp.client4.sprayJson

import spray.json.{DeserializationException => _, _}
import sttp.client4.internal.Utf8
import sttp.client4._
import sttp.client4.json._
import sttp.model._

trait SttpSprayJsonApi {
  implicit def sprayBodySerializer[B: JsonWriter](implicit printer: JsonPrinter = CompactPrinter): BodySerializer[B] =
    b => StringBody(printer(b.toJson), Utf8, MediaType.ApplicationJson)

  /** If the response is successful (2xx), tries to deserialize the body from a string into JSON. Returns:
    *   - `Right(b)` if the parsing was successful
    *   - `Left(HttpError(String))` if the response code was other than 2xx (deserialization is not attempted)
    *   - `Left(DeserializationException)` if there's an error during deserialization
    */
  def asJson[B: JsonReader: IsOption]: ResponseAs[Either[ResponseException[String, Exception], B]] =
    asString.mapWithMetadata(ResponseAs.deserializeRightCatchingExceptions(deserializeJson[B])).showAsJson

  /** Tries to deserialize the body from a string into JSON, regardless of the response code. Returns:
    *   - `Right(b)` if the parsing was successful
    *   - `Left(DeserializationException)` if there's an error during deserialization
    */
  def asJsonAlways[B: JsonReader: IsOption]: ResponseAs[Either[DeserializationException[Exception], B]] =
    asStringAlways.map(ResponseAs.deserializeCatchingExceptions(deserializeJson[B])).showAsJsonAlways

  /** Tries to deserialize the body from a string into JSON, using different deserializers depending on the status code.
    * Returns:
    *   - `Right(B)` if the response was 2xx and parsing was successful
    *   - `Left(HttpError(E))` if the response was other than 2xx and parsing was successful
    *   - `Left(DeserializationException)` if there's an error during deserialization
    */
  def asJsonEither[E: JsonReader: IsOption, B: JsonReader: IsOption]
      : ResponseAs[Either[ResponseException[E, Exception], B]] =
    asJson[B].mapLeft {
      case HttpError(e, code) =>
        ResponseAs.deserializeCatchingExceptions(deserializeJson[E])(e).fold(identity, HttpError(_, code))
      case de @ DeserializationException(_, _) => de
    }.showAsJsonEither

  def deserializeJson[B: JsonReader: IsOption]: String => B =
    JsonInput.sanitize[B].andThen((_: String).parseJson.convertTo[B])
}