Get Github README for top starred repositories of my favorite languages

GetReadme.scala

package io.github.manuzhang

import scala.concurrent.duration.Duration
import scala.concurrent.{Await, ExecutionContext, Future, blocking}
import scala.util.{Failure, Success, Try}


object GetReadme extends App with GitHub {

  val languages = List(
    "Scala", "Java", "Python", "JavaScript", "Go",
    "C++", "HTML", "Shell", "Jupyter Notebook", "C")

  implicit val executionContext = ExecutionContext.global

  languages.foreach { lang =>
    val f = Future {
      blocking {
          get("search/repositories",
            params = Map("q" -> lang, "sort" -> "stars"),
            headers = Map("Accept" -> "application/vnd.github.mercy-preview+json"))
        }
    }.flatMap { resp =>
      val fs = resp.obj("items").arr.map { item =>
        val fullName = item.obj("full_name").str
        Future {
          blocking {
            fullName -> get(s"repos/$fullName/readme")
          }
        }.map { case (name, value) =>
          Try {
            name -> value.obj("content").str
          } match {
            case Success(kv) => kv
            case Failure(_) =>
              println(s"README not found for $name")
              (name, "")
          }
        }
      }
      Future.sequence(fs)
    }

    val json = Await.result(f, Duration.Inf).collect {
      case (name, content) if content.nonEmpty =>
        ujson.Obj("name" -> name, "content" -> content)
    }.render(indent = 2)

    os.write.over(os.pwd / s"result-$lang.json", json)
  }
}