packager.mac.dmg.DmgPackage.scala Maven / Gradle / Ivy

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package packager.mac.dmg

import packager.config.MacOSSettings
import packager.mac.MacOSNativePackager

case class DmgPackage(buildSettings: MacOSSettings)
    extends MacOSNativePackager {

  private val tmpPackageName = s"$packageName-tmp"
  private val mountpointPath = basePath / "mountpoint"
  private val appSize: Long  = os.size(sourceAppPath) / (1024L * 1024L) + 1

  override def build(): Unit = {
    os.proc(
      "hdiutil",
      "create",
      "-megabytes",
      appSize,
      "-fs",
      "HFS+",
      "-volname",
      packageName,
      tmpPackageName
    ).call(cwd = basePath)

    createAppDirectory()
    createInfoPlist()

    os.proc(
      "hdiutil",
      "attach",
      s"$tmpPackageName.dmg",
      "-readwrite",
      "-mountpoint",
      "mountpoint/"
    ).call(cwd = basePath)

    copyAppDirectory()
    removeDmgIfExists()

    os.proc("hdiutil", "detach", "mountpoint/").call(cwd = basePath)
    os.proc(
      "hdiutil",
      "convert",
      s"$tmpPackageName.dmg",
      "-format",
      "UDZO",
      "-o",
      outputPath
    ).call(cwd = basePath)

    postInstallClean()
  }

  private def removeDmgIfExists(): Unit = {
    if (options.shared.force && os.exists(outputPath)) os.remove(outputPath)
  }

  private def postInstallClean(): Unit = {
    os.remove(basePath / s"$tmpPackageName.dmg")
    os.remove.all(macOSAppPath)
  }

  private def copyAppDirectory(): Unit = {
    os.copy(macOSAppPath, mountpointPath / s"$packageName.app")
    os.symlink(mountpointPath / "Applications", os.root / "Applications")
  }

}