zio.http.endpoint.cli.Retriever.scala Maven / Gradle / Ivy
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package zio.http.endpoint.cli
import java.nio.file.Path
import zio._
import zio.http._
/**
* Represents a sealed trait that can retrieve a FormField. It allows to specify
* different methods to obtain parts of a body: from an URL, from a file, from
* JSON...
*/
private[cli] sealed trait Retriever {
def retrieve(): ZIO[Client, Throwable, FormField]
}
private[cli] object Retriever {
/**
* Retrieves body from an URL and returns it in a BinaryField.
*/
final case class URL(name: String, url: String, mediaType: MediaType) extends Retriever {
val request = Request.get(http.URL(http.Path.decode(url)))
override def retrieve(): ZIO[Client, Throwable, FormField] = for {
client <- ZIO.serviceWith[Client](_.batched)
chunk <- client.request(request).flatMap(_.body.asChunk)
} yield FormField.binaryField(name, chunk, mediaType)
}
final case class File(name: String, path: Path, mediaType: MediaType) extends Retriever {
override def retrieve(): Task[FormField] =
for {
chunk <- Body.fromFile(new java.io.File(path.toUri)).flatMap(_.asChunk)
} yield FormField.binaryField(name, chunk, mediaType)
}
final case class Content(formField: FormField) extends Retriever {
override def retrieve(): UIO[FormField] = ZIO.succeed(formField)
}
}