app/src/main/java/org/pacien/tincapp/commands/Command.kt


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package org.pacien.tincapp.commands

import java.util.*

/**
 * @author pacien
 */
internal class Command(private val cmd: String) {
  private data class Option(val key: String, val value: String?) {
    fun toCommandLineOption(): String = if (value != null) "--$key=$value" else "--$key"
  }

  private val opts: MutableList<Option> = LinkedList()
  private val args: MutableList<String> = LinkedList()

  fun withOption(key: String, value: String? = null): Command {
    this.opts.add(Option(key, value))
    return this
  }

  fun withArguments(vararg args: String): Command {
    this.args.addAll(Arrays.asList(*args))
    return this
  }

  fun asList(): List<String> = listOf(cmd) + opts.map { it.toCommandLineOption() } + args
  fun asArray(): Array<String> = this.asList().toTypedArray()
}