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);
            }
        }
    }
}