waituntil/src/main/kotlin/de/jotoho/waituntil/start.kt

57 lines
2 KiB
Kotlin

package de.jotoho.waituntil
import java.util.*
// This file contains the main function and other utility function necessary for interpreting the terminal arguments.
// See README.md and LICENSE.md for license information
// Author: Jonas Tobias Hopusch (@jotoho)
val langGerman: String = Locale.GERMAN.getLanguage();
val applicationOutputLanguage: String = if (Locale.getDefault().getLanguage().equals(Locale.GERMAN.getLanguage()))
Locale.GERMAN.getLanguage()
else Locale.ENGLISH.getLanguage();
fun main(args: Array<String>) {
val optionDictionary = mapOf(Pair("-h", "--help"));
val options = HashSet<String>();
val words = HashSet<String>();
for (arg in args) {
if (arg.startsWith("--")) {
options.add(arg.substring(startIndex=2))
}
else if (arg.startsWith('-')) {
val translation = optionDictionary.get(arg);
if (translation != null)
options.add(translation.substring(startIndex=2));
else
System.err.println("Short-hand '$arg' does not exist. Ignoring!");
}
else
words.add(arg);
}
if (options.contains("help")) {
when (applicationOutputLanguage) {
langGerman -> println("Hilfe kommt noch. (Nicht implementiert)");
else -> {
println("Help is yet to come. (Not implemented)");
}
}
}
else if (words.size == 1) {
val target = calculateAndAnnounceTargetTime(words.iterator().next());
waitUntilTimeStamp(target);
}
else {
when (applicationOutputLanguage) {
langGerman -> System.err.println("FATAL: Es wurde exact ein nicht-flag Argument erwartet. (${words.size} erhalten)");
else -> {
System.err.println("FATAL: Expected one non-flag argument. (Got ${words.size})");
}
}
System.exit(1);
}
}