|
| 1 | +'use client' |
| 2 | + |
| 3 | +import NumberFlow, { NumberFlowGroup } from '@number-flow/react' |
| 4 | +import { ComponentProps, ReactNode, useEffect, useState } from 'react' |
| 5 | +import { cn } from '../lib/utils' |
| 6 | + |
| 7 | +type CountdownProps = ComponentProps<'div'> & { |
| 8 | + targetDate: Date |
| 9 | + expiredMessage?: ReactNode |
| 10 | +} |
| 11 | + |
| 12 | +export function Countdown({ |
| 13 | + targetDate, |
| 14 | + expiredMessage = null, |
| 15 | + className, |
| 16 | + ...props |
| 17 | +}: CountdownProps) { |
| 18 | + const remaining = targetDate.getTime() - Date.now() |
| 19 | + const [days, setDays] = useState(() => |
| 20 | + Math.floor(remaining / 1000 / 60 / 60 / 24) |
| 21 | + ) |
| 22 | + const [hours, setHours] = useState( |
| 23 | + () => Math.floor(remaining / 1000 / 60 / 60) % 24 |
| 24 | + ) |
| 25 | + const [minutes, setMinutes] = useState( |
| 26 | + () => Math.floor(remaining / 1000 / 60) % 60 |
| 27 | + ) |
| 28 | + const [seconds, setSeconds] = useState(() => |
| 29 | + Math.floor((remaining / 1000) % 60) |
| 30 | + ) |
| 31 | + |
| 32 | + useEffect(() => { |
| 33 | + const timer = setInterval(() => { |
| 34 | + const remaining = targetDate.getTime() - Date.now() |
| 35 | + setDays(Math.floor(remaining / 1000 / 60 / 60 / 24)) |
| 36 | + setHours(Math.floor(remaining / 1000 / 60 / 60) % 24) |
| 37 | + setMinutes(Math.floor(remaining / 1000 / 60) % 60) |
| 38 | + setSeconds(Math.floor((remaining / 1000) % 60)) |
| 39 | + if (remaining <= 0) { |
| 40 | + clearInterval(timer) |
| 41 | + } |
| 42 | + }, 500) |
| 43 | + |
| 44 | + return () => clearInterval(timer) |
| 45 | + }, [targetDate]) |
| 46 | + |
| 47 | + if (days <= 0 && hours <= 0 && minutes <= 0 && seconds <= 0) { |
| 48 | + return expiredMessage |
| 49 | + } |
| 50 | + |
| 51 | + return ( |
| 52 | + <div |
| 53 | + className={cn( |
| 54 | + 'flex items-baseline justify-center font-bold', |
| 55 | + days > 0 ? 'gap-1 text-xl' : 'text-3xl', |
| 56 | + className |
| 57 | + )} |
| 58 | + title={targetDate.toISOString()} |
| 59 | + {...props} |
| 60 | + > |
| 61 | + <NumberFlowGroup> |
| 62 | + {days > 0 && ( |
| 63 | + <NumberFlow |
| 64 | + trend={-1} |
| 65 | + value={days} |
| 66 | + className="&::part(suffix):text-gray-400 tabular-nums" |
| 67 | + suffix="d" |
| 68 | + /> |
| 69 | + )} |
| 70 | + <NumberFlow |
| 71 | + trend={-1} |
| 72 | + value={hours} |
| 73 | + className={'tabular-nums'} |
| 74 | + suffix={days > 0 ? 'h' : undefined} |
| 75 | + digits={{ 1: { max: 2 } }} |
| 76 | + format={{ minimumIntegerDigits: 2 }} |
| 77 | + /> |
| 78 | + <NumberFlow |
| 79 | + trend={-1} |
| 80 | + value={minutes} |
| 81 | + className="tabular-nums" |
| 82 | + prefix={days > 0 ? undefined : ':'} |
| 83 | + suffix={days > 0 ? 'm' : undefined} |
| 84 | + digits={{ 1: { max: 5 } }} |
| 85 | + format={{ minimumIntegerDigits: 2 }} |
| 86 | + /> |
| 87 | + <NumberFlow |
| 88 | + trend={-1} |
| 89 | + value={seconds} |
| 90 | + className="tabular-nums" |
| 91 | + prefix={days > 0 ? undefined : ':'} |
| 92 | + suffix={days > 0 ? 's' : undefined} |
| 93 | + digits={{ 1: { max: 5 } }} |
| 94 | + format={{ minimumIntegerDigits: 2 }} |
| 95 | + /> |
| 96 | + </NumberFlowGroup> |
| 97 | + </div> |
| 98 | + ) |
| 99 | +} |
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