Spaces:
Sleeping
Sleeping
File size: 5,258 Bytes
f871fed |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 |
'use client';
import { useState, useEffect, useCallback } from 'react';
import { Play, Pause, RotateCcw, Check } from 'lucide-react';
import { Button } from '@/components/ui/button';
import { cn } from '@/lib/utils';
interface StudyTimerProps {
durationMinutes: number;
isRunning: boolean;
onComplete: () => void;
onPause?: () => void;
onResume?: () => void;
className?: string;
}
export function StudyTimer({
durationMinutes,
isRunning: initiallyRunning,
onComplete,
onPause,
onResume,
className,
}: StudyTimerProps) {
const totalSeconds = durationMinutes * 60;
const [secondsRemaining, setSecondsRemaining] = useState(totalSeconds);
const [isPaused, setIsPaused] = useState(!initiallyRunning);
const progress = ((totalSeconds - secondsRemaining) / totalSeconds) * 100;
const formatTime = (seconds: number) => {
const mins = Math.floor(seconds / 60);
const secs = seconds % 60;
return `${mins.toString().padStart(2, '0')}:${secs.toString().padStart(2, '0')}`;
};
const handlePauseResume = useCallback(() => {
if (isPaused) {
setIsPaused(false);
onResume?.();
} else {
setIsPaused(true);
onPause?.();
}
}, [isPaused, onPause, onResume]);
const handleReset = useCallback(() => {
setSecondsRemaining(totalSeconds);
setIsPaused(true);
}, [totalSeconds]);
useEffect(() => {
if (isPaused || secondsRemaining <= 0) return;
const interval = setInterval(() => {
setSecondsRemaining((prev) => {
if (prev <= 1) {
clearInterval(interval);
onComplete();
return 0;
}
return prev - 1;
});
}, 1000);
return () => clearInterval(interval);
}, [isPaused, secondsRemaining, onComplete]);
// Auto-start when initially running
useEffect(() => {
if (initiallyRunning) {
setIsPaused(false);
}
}, [initiallyRunning]);
const circumference = 2 * Math.PI * 45; // radius = 45
const strokeDashoffset = circumference * (1 - progress / 100);
return (
<div className={cn('flex flex-col items-center gap-4', className)}>
{/* Circular Progress Timer */}
<div className="relative w-32 h-32">
<svg className="w-full h-full transform -rotate-90" viewBox="0 0 100 100">
{/* Background circle */}
<circle
className="text-muted stroke-current"
strokeWidth="8"
fill="transparent"
r="45"
cx="50"
cy="50"
/>
{/* Progress circle */}
<circle
className={cn(
'stroke-current transition-all duration-1000',
progress >= 100 ? 'text-green-500' : 'text-blue-500',
isPaused && 'text-yellow-500'
)}
strokeWidth="8"
strokeLinecap="round"
fill="transparent"
r="45"
cx="50"
cy="50"
style={{
strokeDasharray: circumference,
strokeDashoffset,
}}
/>
</svg>
{/* Time display */}
<div className="absolute inset-0 flex items-center justify-center">
<span className="text-2xl font-mono font-bold">
{formatTime(secondsRemaining)}
</span>
</div>
</div>
{/* Control buttons */}
<div className="flex items-center gap-2">
<Button
variant="outline"
size="icon"
onClick={handlePauseResume}
className="h-10 w-10"
>
{isPaused ? (
<Play className="h-4 w-4" />
) : (
<Pause className="h-4 w-4" />
)}
</Button>
<Button
variant="outline"
size="icon"
onClick={handleReset}
className="h-10 w-10"
>
<RotateCcw className="h-4 w-4" />
</Button>
<Button
variant="default"
size="icon"
onClick={onComplete}
className="h-10 w-10 bg-green-500 hover:bg-green-600"
>
<Check className="h-4 w-4" />
</Button>
</div>
{/* Status */}
<p className="text-sm text-muted-foreground">
{isPaused ? '⏸️ Paused' : '📚 Studying...'}
</p>
</div>
);
}
|