65 lines
2.3 KiB
Kotlin
65 lines
2.3 KiB
Kotlin
package de.jotoho.waituntil
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import java.util.*
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import kotlin.system.exitProcess
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// This file contains the main function and other utility function necessary for interpreting the terminal arguments.
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// See README.md and LICENSE.md for license information
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// Author: Jonas Tobias Hopusch (@jotoho)
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val langGerman: String = Locale.GERMAN.language
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val applicationOutputLanguage: String = if (Locale.getDefault().language.equals(Locale.GERMAN.language))
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Locale.GERMAN.language
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else Locale.ENGLISH.language
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// For accessing package information
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object DummyClass
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fun main(args: Array<String>) {
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val optionDictionary = mapOf(Pair("-h", "--help"), Pair("-v", "--version"))
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val options = HashSet<String>()
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val words = HashSet<String>()
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for (arg in args) {
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if (arg.startsWith("--")) {
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options.add(arg.substring(startIndex = 2))
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} else if (arg.startsWith('-')) {
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if (optionDictionary.containsKey(arg))
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options.add(optionDictionary[arg]!!.substring(startIndex = 2))
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else
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System.err.println("Short-hand '$arg' does not exist. Ignoring!")
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} else
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words.add(arg)
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}
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if (options.contains("help")) {
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when (applicationOutputLanguage) {
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langGerman -> println("Hilfe kommt noch. (Nicht implementiert)")
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else -> {
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println("Help is yet to come. (Not implemented)")
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}
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}
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} else if (options.contains("version")) {
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when (applicationOutputLanguage) {
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langGerman -> {
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val thisPackage = DummyClass.javaClass.`package`
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val appVersion = thisPackage.implementationVersion ?: "UNKNOWN"
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println("waituntil version $appVersion")
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}
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}
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} else if (words.size == 1) {
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val target = calculateAndAnnounceTargetTime(words.iterator().next())
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waitUntilTimeStamp(target)
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} else {
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when (applicationOutputLanguage) {
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langGerman -> System.err.println("FATAL: Es wurde exact ein nicht-flag Argument erwartet. (${words.size} erhalten)")
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else -> {
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System.err.println("FATAL: Expected one non-flag argument. (Got ${words.size})")
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}
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}
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exitProcess(1)
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}
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}
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