src/main/java/com/thatgravyboat/skyblockhud/handlers/TimeHandler.java


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package com.thatgravyboat.skyblockhud.handlers;

import com.thatgravyboat.skyblockhud.api.events.SidebarLineUpdateEvent;
import java.text.ParseException;
import java.text.SimpleDateFormat;
import java.util.Locale;
import java.util.regex.Pattern;
import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
import org.apache.logging.log4j.LogManager;

public class TimeHandler {

  public static long time;

  @SubscribeEvent
  public void onSidebarLineUpdate(SidebarLineUpdateEvent event) {
    if (
      Pattern.matches(
        "([0-9]*):([0-9]*)(pm|am)",
        event.formattedLine.toLowerCase().trim()
      )
    ) {
      boolean isPm = event.formattedLine.toLowerCase().trim().endsWith("pm");
      SimpleDateFormat parseFormat = new SimpleDateFormat(
        "hh:mm a",
        Locale.CANADA
      );
      String currentTimeString = event.formattedLine
        .replace(" ", "")
        .replace(isPm ? "pm" : "am", isPm ? " pm" : " am");
      try {
        time =
          (
            parseFormat.parse(currentTimeString).getTime() -
            parseFormat.parse("00:00 am").getTime()
          ) /
          1000L;
      } catch (ParseException ignored) {
        LogManager.getLogger().warn("timeformat error: " + currentTimeString);
      }
    }
  }
}