@gfazioli/mantine-clock/dist/cjs/hooks/use-clock.cjs

React Clock components and hooks for Mantine with timezone support, countdown timers, customization options, and real-time updates.

'use client';
'use strict';

var dayjs = require('dayjs');
var isLeapYear = require('dayjs/plugin/isLeapYear');
var timezonePlugin = require('dayjs/plugin/timezone');
var utc = require('dayjs/plugin/utc');
var weekOfYear = require('dayjs/plugin/weekOfYear');
var React = require('react');
var hooks = require('@mantine/hooks');

dayjs.extend(utc);
dayjs.extend(timezonePlugin);
dayjs.extend(weekOfYear);
dayjs.extend(isLeapYear);
function useClock({
  enabled = true,
  timezone = "UTC",
  updateFrequency = 1e3,
  use24Hours = true,
  padSeconds = false,
  padMinutes = false,
  padHours = false
}) {
  const mounted = hooks.useMounted();
  const [time, setTime] = React.useState(null);
  const [isRunning, setIsRunning] = React.useState(false);
  const intervalRef = React.useRef(null);
  const initialEnabledRef = React.useRef(enabled);
  React.useEffect(() => {
    if (!mounted) {
      return;
    }
    setTime(dayjs().tz(timezone));
    if (enabled) {
      setIsRunning(true);
    } else {
      setIsRunning(false);
    }
  }, [mounted, enabled, timezone]);
  React.useEffect(() => {
    if (!mounted || !isRunning) {
      if (intervalRef.current) {
        clearInterval(intervalRef.current);
        intervalRef.current = null;
      }
      return;
    }
    const updateClock = () => {
      setTime(dayjs().tz(timezone));
    };
    updateClock();
    intervalRef.current = setInterval(updateClock, updateFrequency);
    return () => {
      if (intervalRef.current) {
        clearInterval(intervalRef.current);
        intervalRef.current = null;
      }
    };
  }, [mounted, isRunning, timezone, updateFrequency]);
  const start = React.useCallback(() => {
    if (!mounted) {
      return;
    }
    setTime(dayjs().tz(timezone));
    setIsRunning(true);
  }, [mounted, timezone]);
  const pause = React.useCallback(() => {
    setIsRunning(false);
  }, []);
  const resume = React.useCallback(() => {
    if (!mounted) {
      return;
    }
    setTime(dayjs().tz(timezone));
    setIsRunning(true);
  }, [mounted, timezone]);
  const reset = React.useCallback(() => {
    setIsRunning(false);
    if (initialEnabledRef.current) {
      setTime(dayjs().tz(timezone));
      setIsRunning(true);
    } else {
      setTime(dayjs().tz(timezone));
    }
  }, [timezone]);
  if (!mounted || !time) {
    const staticHours = padHours ? "00" : 0;
    const staticMinutes = padMinutes ? "00" : 0;
    const staticSeconds = padSeconds ? "00" : 0;
    return {
      year: 2024,
      month: 1,
      day: 1,
      week: 1,
      isLeap: false,
      hours: staticHours,
      minutes: staticMinutes,
      seconds: staticSeconds,
      milliseconds: 0,
      amPm: use24Hours ? void 0 : "AM",
      isRunning: false,
      start: () => {
      },
      pause: () => {
      },
      resume: () => {
      },
      reset: () => {
      }
    };
  }
  const year = time.year();
  const month = time.month() + 1;
  const day = time.date();
  const week = time.week();
  const isLeap = time.isLeapYear();
  let hours = time.hour();
  let minutes = time.minute();
  let seconds = time.second();
  const milliseconds = time.millisecond();
  let amPm;
  if (!use24Hours) {
    amPm = Number(hours) >= 12 ? "PM" : "AM";
    hours = Number(hours) % 12 || 12;
  }
  if (padHours) {
    hours = hours.toString().padStart(2, "0");
  }
  if (padMinutes) {
    minutes = minutes.toString().padStart(2, "0");
  }
  if (padSeconds) {
    seconds = seconds.toString().padStart(2, "0");
  }
  return {
    year,
    month,
    day,
    week,
    isLeap,
    hours,
    minutes,
    seconds,
    milliseconds,
    amPm,
    isRunning,
    start,
    pause,
    resume,
    reset
  };
}

exports.useClock = useClock;
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