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• oksocial-output
• 4.19.0
• source code
• ItermOutputHandler.kt

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com.baulsupp.oksocial.output.iterm.ItermOutputHandler.kt Maven / Gradle / Ivy

package com.baulsupp.oksocial.output.iterm

import com.baulsupp.oksocial.output.OsxOutputHandler
import com.baulsupp.oksocial.output.ResponseExtractor
import com.baulsupp.oksocial.output.formats.SvgHandler

const val ESC = 27.toChar()
const val BELL = 7.toChar()

fun itermIsAvailable(): Boolean {
  val term = System.getenv("TERM_PROGRAM")
  val version = System.getenv("TERM_PROGRAM_VERSION")
  return "iTerm.app" == term && version != null && version.startsWith("3.")
}

class ItermOutputHandler(responseExtractor: ResponseExtractor) : OsxOutputHandler(responseExtractor) {
  // https://www.iterm2.com/documentation-images.html
  override suspend fun openPreview(response: R) {
    val source = responseExtractor.source(response).let {
      if (responseExtractor.mimeType(response) == "image/svg+xml") {
        SvgHandler.convertSvgToPng(it)
      } else {
        it
      }
    }

    val b64 = source.readByteString().base64()

    print("$ESC]1337;File=inline=1:")
    print(b64)
    print(BELL + "\n")
  }
}