commonMain.core.Curl.kt Maven / Gradle / Ivy

Go to download

Show more of this group Show more artifacts with this name
Show all versions of kommandline Show documentation

Kotlin DSL for popular CLI commands.

The newest version!

package pl.mareklangiewicz.kommand.core

import kotlin.math.absoluteValue
import kotlin.random.Random
import okio.Path
import pl.mareklangiewicz.annotations.DelicateApi
import pl.mareklangiewicz.kground.io.*
import pl.mareklangiewicz.kground.*
import pl.mareklangiewicz.kommand.*
import pl.mareklangiewicz.udata.strf
import pl.mareklangiewicz.ulog.*

// TODO: Lazy/fast implementation; implement sth solid instead.
@DelicateApi("TODO: implement some versatile version of downloading with curl instead.")
suspend fun curlDownloadTmpFile(
  url: String,
  name: String = "tmp${Random.nextLong().absoluteValue}.txt",
): Path {
  val fs = localUFileSys()
  val dir = fs.pathToSomeTmpOrHome
  val path = dir / name
  fs.createDirectories(dir)
  curlDownload(url, path)
  return path
}


// TODO: Lazy/fast implementation; implement sth solid instead.
@DelicateApi("TODO: implement some versatile version of downloading with curl instead.")
suspend fun curlDownload(url: String, to: Path) {
  val cli = localCLI()
  val log = localULog()
  // TODO: Add curl as Kommand, then use it here
  // -s so no progress bars on error stream; -S to report actual errors on error stream
  val k = kommand("curl", "-s", "-S", "-o", to.strf, url)
  val result = cli.lx(k).waitForResult()
  result.unwrap { err ->
    if (err.isNotEmpty()) {
      log.e("FAIL: Error stream was not empty:")
      err.logEach(log, ULogLevel.ERROR)
      false
    } else true
  }
}