first commit

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Puechberty Arthur
2026-03-30 20:19:05 +02:00
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"use client";
import React, { useEffect, useCallback } from "react";
import { useStopwatch } from "../hooks/useStopwatch";
import { formatTime, copyToClipboard } from "../lib/utils";
export default function Stopwatch({
onCopyFeedback,
}: {
onCopyFeedback: () => void;
}) {
const { elapsed, isRunning, laps, toggle, reset, lap } = useStopwatch();
const time = formatTime(elapsed);
// Keyboard shortcuts
const handleKeyDown = useCallback(
(e: KeyboardEvent) => {
if (e.target instanceof HTMLInputElement || e.target instanceof HTMLTextAreaElement) return;
switch (e.code) {
case "Space":
e.preventDefault();
toggle();
break;
case "KeyR":
if (!e.ctrlKey && !e.metaKey) {
e.preventDefault();
reset();
}
break;
case "KeyL":
e.preventDefault();
lap();
break;
case "KeyC":
if (!e.ctrlKey && !e.metaKey) {
e.preventDefault();
copyToClipboard(time.full).then((ok) => {
if (ok) onCopyFeedback();
});
}
break;
}
},
[toggle, reset, lap, time.full, onCopyFeedback]
);
useEffect(() => {
window.addEventListener("keydown", handleKeyDown);
return () => window.removeEventListener("keydown", handleKeyDown);
}, [handleKeyDown]);
const lapDiffs = laps.map((lapTime, i) => {
const prev = i === 0 ? 0 : laps[i - 1];
return lapTime - prev;
});
return (
<div className="flex flex-col items-center gap-6 sm:gap-8 animate-fade-in">
{/* Time display */}
<div className="relative group">
<button
onClick={() =>
copyToClipboard(time.full).then((ok) => {
if (ok) onCopyFeedback();
})
}
className="cursor-pointer select-none focus:outline-none"
title="Copier le temps"
aria-label="Copier le temps"
>
<div className="font-mono text-5xl sm:text-7xl md:text-8xl lg:text-9xl font-bold tracking-tight tabular-nums transition-all duration-100">
<span className="text-zinc-500 dark:text-zinc-500">
{time.hours}
</span>
<span className="text-zinc-400 dark:text-zinc-600">:</span>
<span className="text-zinc-900 dark:text-zinc-100">
{time.minutes}
</span>
<span className="text-zinc-400 dark:text-zinc-600">:</span>
<span className="text-zinc-900 dark:text-zinc-100">
{time.seconds}
</span>
<span className="text-zinc-400 dark:text-zinc-600">.</span>
<span className="text-zinc-400 dark:text-zinc-500 text-3xl sm:text-5xl md:text-6xl lg:text-7xl">
{time.milliseconds}
</span>
</div>
</button>
{/* Copy icon hint */}
<div className="absolute -right-8 top-1/2 -translate-y-1/2 opacity-0 group-hover:opacity-60 transition-opacity">
<svg
xmlns="http://www.w3.org/2000/svg"
width="18"
height="18"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
strokeLinejoin="round"
>
<rect width="14" height="14" x="8" y="8" rx="2" ry="2" />
<path d="M4 16c-1.1 0-2-.9-2-2V4c0-1.1.9-2 2-2h10c1.1 0 2 .9 2 2" />
</svg>
</div>
</div>
{/* Controls */}
<div className="flex items-center gap-3 sm:gap-4">
<button
onClick={toggle}
className={`px-6 sm:px-8 py-3 sm:py-4 rounded-2xl font-semibold text-base sm:text-lg transition-all duration-200 active:scale-95 cursor-pointer ${
isRunning
? "bg-amber-500/15 text-amber-600 dark:text-amber-400 hover:bg-amber-500/25 border border-amber-500/30"
: "bg-emerald-500/15 text-emerald-600 dark:text-emerald-400 hover:bg-emerald-500/25 border border-emerald-500/30"
}`}
>
{isRunning ? (
<span className="flex items-center gap-2">
<svg width="16" height="16" viewBox="0 0 24 24" fill="currentColor">
<rect x="6" y="4" width="4" height="16" rx="1" />
<rect x="14" y="4" width="4" height="16" rx="1" />
</svg>
Pause
</span>
) : elapsed > 0 ? (
<span className="flex items-center gap-2">
<svg width="16" height="16" viewBox="0 0 24 24" fill="currentColor">
<polygon points="5 3 19 12 5 21 5 3" />
</svg>
Reprendre
</span>
) : (
<span className="flex items-center gap-2">
<svg width="16" height="16" viewBox="0 0 24 24" fill="currentColor">
<polygon points="5 3 19 12 5 21 5 3" />
</svg>
Démarrer
</span>
)}
</button>
{isRunning && (
<button
onClick={lap}
className="px-5 sm:px-6 py-3 sm:py-4 rounded-2xl font-semibold text-base sm:text-lg bg-sky-500/15 text-sky-600 dark:text-sky-400 hover:bg-sky-500/25 border border-sky-500/30 transition-all duration-200 active:scale-95 animate-scale-in cursor-pointer"
>
<span className="flex items-center gap-2">
<svg
width="16"
height="16"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
strokeLinejoin="round"
>
<path d="M4 15s1-1 4-1 5 2 8 2 4-1 4-1V3s-1 1-4 1-5-2-8-2-4 1-4 1z" />
<line x1="4" x2="4" y1="22" y2="15" />
</svg>
Tour
</span>
</button>
)}
{(elapsed > 0 || laps.length > 0) && (
<button
onClick={reset}
className="px-5 sm:px-6 py-3 sm:py-4 rounded-2xl font-semibold text-base sm:text-lg bg-red-500/10 text-red-500 dark:text-red-400 hover:bg-red-500/20 border border-red-500/20 transition-all duration-200 active:scale-95 animate-scale-in cursor-pointer"
>
<span className="flex items-center gap-2">
<svg
width="16"
height="16"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2.5"
strokeLinecap="round"
strokeLinejoin="round"
>
<path d="M3 12a9 9 0 1 0 9-9 9.75 9.75 0 0 0-6.74 2.74L3 8" />
<path d="M3 3v5h5" />
</svg>
Reset
</span>
</button>
)}
</div>
{/* Laps */}
{laps.length > 0 && (
<div className="w-full max-w-lg mt-2 animate-fade-in">
<h3 className="text-sm font-medium text-zinc-500 dark:text-zinc-400 mb-3 uppercase tracking-wider">
Tours ({laps.length})
</h3>
<div className="max-h-64 overflow-y-auto rounded-xl border border-zinc-200 dark:border-zinc-800 bg-white/50 dark:bg-zinc-900/50 backdrop-blur-sm">
<table className="w-full text-sm">
<thead>
<tr className="border-b border-zinc-200 dark:border-zinc-800 text-zinc-500 dark:text-zinc-400">
<th className="py-2.5 px-4 text-left font-medium">#</th>
<th className="py-2.5 px-4 text-right font-medium">
Temps total
</th>
<th className="py-2.5 px-4 text-right font-medium">Delta</th>
</tr>
</thead>
<tbody>
{[...laps]
.map((l, i) => ({ lap: l, diff: lapDiffs[i], index: i }))
.reverse()
.map(({ lap: l, diff, index }) => {
const best = Math.min(...lapDiffs);
const worst = Math.max(...lapDiffs);
const isBest = lapDiffs.length > 1 && diff === best;
const isWorst = lapDiffs.length > 1 && diff === worst;
return (
<tr
key={index}
className={`border-b border-zinc-100 dark:border-zinc-800/50 last:border-0 transition-colors ${
isBest
? "bg-emerald-500/5"
: isWorst
? "bg-red-500/5"
: "hover:bg-zinc-50 dark:hover:bg-zinc-800/30"
}`}
>
<td className="py-2.5 px-4 font-medium text-zinc-600 dark:text-zinc-300">
<span className="flex items-center gap-1.5">
{index + 1}
{isBest && (
<span className="text-[10px] bg-emerald-500/20 text-emerald-600 dark:text-emerald-400 px-1.5 py-0.5 rounded-full font-semibold">
BEST
</span>
)}
{isWorst && (
<span className="text-[10px] bg-red-500/20 text-red-500 dark:text-red-400 px-1.5 py-0.5 rounded-full font-semibold">
SLOW
</span>
)}
</span>
</td>
<td className="py-2.5 px-4 text-right font-mono text-zinc-800 dark:text-zinc-200">
{formatTime(l).full}
</td>
<td
className={`py-2.5 px-4 text-right font-mono ${
isBest
? "text-emerald-600 dark:text-emerald-400"
: isWorst
? "text-red-500 dark:text-red-400"
: "text-zinc-500 dark:text-zinc-400"
}`}
>
+{formatTime(diff).full}
</td>
</tr>
);
})}
</tbody>
</table>
</div>
</div>
)}
{/* Keyboard shortcuts */}
<div className="flex flex-wrap justify-center gap-x-4 gap-y-1 text-xs text-zinc-400 dark:text-zinc-600 mt-4">
<span>
<kbd className="px-1.5 py-0.5 bg-zinc-200 dark:bg-zinc-800 rounded text-[10px] font-mono">
Espace
</kbd>{" "}
Start/Pause
</span>
<span>
<kbd className="px-1.5 py-0.5 bg-zinc-200 dark:bg-zinc-800 rounded text-[10px] font-mono">
L
</kbd>{" "}
Tour
</span>
<span>
<kbd className="px-1.5 py-0.5 bg-zinc-200 dark:bg-zinc-800 rounded text-[10px] font-mono">
R
</kbd>{" "}
Reset
</span>
<span>
<kbd className="px-1.5 py-0.5 bg-zinc-200 dark:bg-zinc-800 rounded text-[10px] font-mono">
C
</kbd>{" "}
Copier
</span>
</div>
</div>
);
}
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"use client";
import React, { createContext, useContext, useEffect, useState } from "react";
type Theme = "light" | "dark";
interface ThemeContextType {
theme: Theme;
toggleTheme: () => void;
}
const ThemeContext = createContext<ThemeContextType>({
theme: "dark",
toggleTheme: () => {},
});
export function useTheme() {
return useContext(ThemeContext);
}
export function ThemeProvider({ children }: { children: React.ReactNode }) {
const [theme, setTheme] = useState<Theme>("dark");
const [mounted, setMounted] = useState(false);
useEffect(() => {
const stored = localStorage.getItem("chrono-theme") as Theme | null;
if (stored) {
setTheme(stored);
} else if (window.matchMedia("(prefers-color-scheme: light)").matches) {
setTheme("light");
}
setMounted(true);
}, []);
useEffect(() => {
if (!mounted) return;
const root = document.documentElement;
if (theme === "dark") {
root.classList.add("dark");
} else {
root.classList.remove("dark");
}
localStorage.setItem("chrono-theme", theme);
}, [theme, mounted]);
const toggleTheme = () => {
setTheme((prev) => (prev === "dark" ? "light" : "dark"));
};
if (!mounted) {
return <div style={{ visibility: "hidden" }}>{children}</div>;
}
return (
<ThemeContext.Provider value={{ theme, toggleTheme }}>
{children}
</ThemeContext.Provider>
);
}
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"use client";
import React, { useState, useCallback } from "react";
import { useTimers, TimerItem } from "../hooks/useTimers";
import { formatTime, copyToClipboard } from "../lib/utils";
const PRESETS = [
{ label: "1 min", seconds: 60 },
{ label: "3 min", seconds: 180 },
{ label: "5 min", seconds: 300 },
{ label: "10 min", seconds: 600 },
{ label: "15 min", seconds: 900 },
{ label: "30 min", seconds: 1800 },
];
const RADIUS = 54;
const CIRCUMFERENCE = 2 * Math.PI * RADIUS;
function CircularProgress({
progress,
finished,
}: {
progress: number;
finished: boolean;
}) {
const offset = CIRCUMFERENCE * (1 - Math.max(0, Math.min(1, progress)));
return (
<svg viewBox="0 0 120 120" className="w-full h-full">
{/* Track */}
<circle
cx="60"
cy="60"
r={RADIUS}
fill="none"
strokeWidth="5"
className="stroke-zinc-200 dark:stroke-zinc-800"
/>
{/* Progress */}
<circle
cx="60"
cy="60"
r={RADIUS}
fill="none"
strokeWidth="5"
strokeLinecap="round"
strokeDasharray={CIRCUMFERENCE}
strokeDashoffset={offset}
transform="rotate(-90 60 60)"
className={`transition-[stroke-dashoffset] duration-100 ${
finished
? "stroke-red-500 dark:stroke-red-400"
: progress > 0.25
? "stroke-sky-500 dark:stroke-cyan-400"
: progress > 0.1
? "stroke-amber-500 dark:stroke-amber-400"
: "stroke-red-500 dark:stroke-red-400"
}`}
/>
{/* Glow when close to finish */}
{progress <= 0.1 && progress > 0 && (
<circle
cx="60"
cy="60"
r={RADIUS}
fill="none"
strokeWidth="8"
strokeLinecap="round"
strokeDasharray={CIRCUMFERENCE}
strokeDashoffset={offset}
transform="rotate(-90 60 60)"
className="stroke-red-500/20 dark:stroke-red-400/20 animate-pulse-ring"
/>
)}
</svg>
);
}
function TimerCard({
timer,
onToggle,
onReset,
onDelete,
onCopyFeedback,
}: {
timer: TimerItem;
onToggle: () => void;
onReset: () => void;
onDelete: () => void;
onCopyFeedback: () => void;
}) {
const time = formatTime(timer.remaining);
const progress = timer.duration > 0 ? timer.remaining / timer.duration : 0;
return (
<div
className={`relative rounded-2xl border p-4 sm:p-5 transition-all duration-300 animate-scale-in ${
timer.finished
? "border-red-500/40 bg-red-500/5 dark:bg-red-500/5 shadow-lg shadow-red-500/10"
: "border-zinc-200 dark:border-zinc-800 bg-white/60 dark:bg-zinc-900/60 hover:border-zinc-300 dark:hover:border-zinc-700"
} backdrop-blur-sm`}
>
{/* Delete button */}
<button
onClick={onDelete}
className="absolute top-3 right-3 p-1 rounded-lg text-zinc-400 hover:text-red-500 hover:bg-red-500/10 transition-colors cursor-pointer"
aria-label="Supprimer"
>
<svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
<line x1="18" y1="6" x2="6" y2="18" />
<line x1="6" y1="6" x2="18" y2="18" />
</svg>
</button>
<div className="flex items-center gap-4 sm:gap-5">
{/* Circular progress */}
<div className="w-20 h-20 sm:w-24 sm:h-24 shrink-0 relative">
<CircularProgress progress={progress} finished={timer.finished} />
{/* Percentage in center */}
<div className="absolute inset-0 flex items-center justify-center">
<span
className={`text-xs sm:text-sm font-semibold ${
timer.finished
? "text-red-500 dark:text-red-400"
: "text-zinc-600 dark:text-zinc-300"
}`}
>
{timer.finished ? "Fini !" : `${Math.round(progress * 100)}%`}
</span>
</div>
</div>
{/* Time + controls */}
<div className="flex-1 min-w-0">
{timer.label && (
<p className="text-sm text-zinc-500 dark:text-zinc-400 mb-1 truncate">
{timer.label}
</p>
)}
<button
onClick={() =>
copyToClipboard(time.full).then((ok) => {
if (ok) onCopyFeedback();
})
}
className="cursor-pointer"
title="Copier le temps"
>
<p
className={`font-mono text-2xl sm:text-3xl font-bold tabular-nums ${
timer.finished
? "text-red-500 dark:text-red-400 animate-pulse"
: "text-zinc-900 dark:text-zinc-100"
}`}
>
{time.hours !== "00" && (
<>
{time.hours}
<span className="text-zinc-400 dark:text-zinc-600">:</span>
</>
)}
{time.minutes}
<span className="text-zinc-400 dark:text-zinc-600">:</span>
{time.seconds}
</p>
</button>
{/* Controls */}
<div className="flex items-center gap-2 mt-2.5">
{!timer.finished && (
<button
onClick={onToggle}
className={`px-3.5 py-1.5 rounded-xl text-sm font-semibold transition-all duration-200 active:scale-95 cursor-pointer ${
timer.isRunning
? "bg-amber-500/15 text-amber-600 dark:text-amber-400 hover:bg-amber-500/25 border border-amber-500/30"
: "bg-emerald-500/15 text-emerald-600 dark:text-emerald-400 hover:bg-emerald-500/25 border border-emerald-500/30"
}`}
>
{timer.isRunning ? "⏸ Pause" : "▶ Start"}
</button>
)}
<button
onClick={onReset}
className="px-3.5 py-1.5 rounded-xl text-sm font-semibold bg-zinc-200/60 dark:bg-zinc-800/60 text-zinc-600 dark:text-zinc-300 hover:bg-zinc-300/60 dark:hover:bg-zinc-700/60 border border-zinc-300/50 dark:border-zinc-700/50 transition-all duration-200 active:scale-95 cursor-pointer"
>
Reset
</button>
</div>
</div>
</div>
</div>
);
}
export default function Timer({
onCopyFeedback,
}: {
onCopyFeedback: () => void;
}) {
const {
timers,
addTimer,
startTimer,
pauseTimer,
resetTimer,
deleteTimer,
toggleTimer,
} = useTimers();
const [hours, setHours] = useState(0);
const [minutes, setMinutes] = useState(5);
const [seconds, setSeconds] = useState(0);
const [label, setLabel] = useState("");
const handleAdd = useCallback(() => {
const totalMs = (hours * 3600 + minutes * 60 + seconds) * 1000;
if (totalMs <= 0) return;
const id = addTimer(totalMs, label || `${hours > 0 ? hours + "h " : ""}${minutes > 0 ? minutes + "m " : ""}${seconds > 0 ? seconds + "s" : ""}`.trim());
startTimer(id);
setLabel("");
}, [hours, minutes, seconds, label, addTimer, startTimer]);
const handlePreset = useCallback(
(totalSeconds: number) => {
const h = Math.floor(totalSeconds / 3600);
const m = Math.floor((totalSeconds % 3600) / 60);
const s = totalSeconds % 60;
setHours(h);
setMinutes(m);
setSeconds(s);
const id = addTimer(totalSeconds * 1000, `${m > 0 ? m + " min" : ""}${s > 0 ? " " + s + "s" : ""}`);
startTimer(id);
},
[addTimer, startTimer]
);
return (
<div className="flex flex-col items-center gap-6 sm:gap-8 animate-fade-in w-full max-w-xl mx-auto">
{/* Timer creation */}
<div className="w-full rounded-2xl border border-zinc-200 dark:border-zinc-800 bg-white/60 dark:bg-zinc-900/60 backdrop-blur-sm p-5 sm:p-6">
{/* Presets */}
<div className="flex flex-wrap justify-center gap-2 mb-5">
{PRESETS.map((p) => (
<button
key={p.seconds}
onClick={() => handlePreset(p.seconds)}
className="px-3.5 py-1.5 rounded-xl text-sm font-medium bg-zinc-100 dark:bg-zinc-800 text-zinc-700 dark:text-zinc-300 hover:bg-sky-500/15 hover:text-sky-600 dark:hover:text-sky-400 hover:border-sky-500/30 border border-zinc-200 dark:border-zinc-700 transition-all duration-200 active:scale-95 cursor-pointer"
>
{p.label}
</button>
))}
</div>
{/* Time input */}
<div className="flex items-center justify-center gap-1 sm:gap-2 mb-4">
<TimeInput
value={hours}
onChange={setHours}
max={99}
label="Heures"
/>
<span className="text-2xl sm:text-3xl font-bold text-zinc-400 dark:text-zinc-600 mt-5">
:
</span>
<TimeInput
value={minutes}
onChange={setMinutes}
max={59}
label="Minutes"
/>
<span className="text-2xl sm:text-3xl font-bold text-zinc-400 dark:text-zinc-600 mt-5">
:
</span>
<TimeInput
value={seconds}
onChange={setSeconds}
max={59}
label="Secondes"
/>
</div>
{/* Label input */}
<div className="flex items-center gap-2 mb-4">
<input
type="text"
value={label}
onChange={(e) => setLabel(e.target.value)}
placeholder="Nom du minuteur (optionnel)"
className="flex-1 px-3 py-2 rounded-xl border border-zinc-200 dark:border-zinc-700 bg-white dark:bg-zinc-800 text-sm text-zinc-800 dark:text-zinc-200 placeholder-zinc-400 dark:placeholder-zinc-500 focus:outline-none focus:ring-2 focus:ring-sky-500/40 transition-all"
onKeyDown={(e) => {
if (e.key === "Enter") handleAdd();
}}
/>
</div>
{/* Add button */}
<button
onClick={handleAdd}
disabled={hours === 0 && minutes === 0 && seconds === 0}
className="w-full py-3 rounded-2xl font-semibold text-base bg-sky-500/15 text-sky-600 dark:text-sky-400 hover:bg-sky-500/25 border border-sky-500/30 transition-all duration-200 active:scale-[0.98] disabled:opacity-30 disabled:cursor-not-allowed cursor-pointer"
>
<span className="flex items-center justify-center gap-2">
<svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round">
<line x1="12" y1="5" x2="12" y2="19" />
<line x1="5" y1="12" x2="19" y2="12" />
</svg>
Ajouter un minuteur
</span>
</button>
</div>
{/* Active timers */}
{timers.length > 0 && (
<div className="w-full space-y-3">
<h3 className="text-sm font-medium text-zinc-500 dark:text-zinc-400 uppercase tracking-wider">
Minuteurs actifs ({timers.length})
</h3>
{timers.map((timer) => (
<TimerCard
key={timer.id}
timer={timer}
onToggle={() => toggleTimer(timer.id)}
onReset={() => resetTimer(timer.id)}
onDelete={() => deleteTimer(timer.id)}
onCopyFeedback={onCopyFeedback}
/>
))}
</div>
)}
{/* Empty state */}
{timers.length === 0 && (
<div className="text-center py-8 text-zinc-400 dark:text-zinc-600">
<svg
className="mx-auto mb-3 opacity-40"
width="48"
height="48"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="1.5"
strokeLinecap="round"
strokeLinejoin="round"
>
<circle cx="12" cy="12" r="10" />
<polyline points="12 6 12 12 16 14" />
</svg>
<p className="text-sm">
Sélectionnez un preset ou réglez un temps personnalisé
</p>
</div>
)}
</div>
);
}
function TimeInput({
value,
onChange,
max,
label,
}: {
value: number;
onChange: (v: number) => void;
max: number;
label: string;
}) {
const increment = () => onChange(Math.min(max, value + 1));
const decrement = () => onChange(Math.max(0, value - 1));
return (
<div className="flex flex-col items-center">
<button
onClick={increment}
className="p-1 text-zinc-400 hover:text-zinc-600 dark:hover:text-zinc-200 transition-colors cursor-pointer"
aria-label={`Augmenter ${label}`}
>
<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round" strokeLinejoin="round">
<polyline points="18 15 12 9 6 15" />
</svg>
</button>
<input
type="number"
value={value}
onChange={(e) => {
const v = parseInt(e.target.value) || 0;
onChange(Math.max(0, Math.min(max, v)));
}}
className="w-16 sm:w-20 text-center text-3xl sm:text-4xl font-mono font-bold bg-zinc-100 dark:bg-zinc-800 border border-zinc-200 dark:border-zinc-700 rounded-xl py-2 text-zinc-900 dark:text-zinc-100 focus:outline-none focus:ring-2 focus:ring-sky-500/40 transition-all"
min={0}
max={max}
/>
<button
onClick={decrement}
className="p-1 text-zinc-400 hover:text-zinc-600 dark:hover:text-zinc-200 transition-colors cursor-pointer"
aria-label={`Diminuer ${label}`}
>
<svg width="20" height="20" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round" strokeLinejoin="round">
<polyline points="6 9 12 15 18 9" />
</svg>
</button>
<span className="text-[10px] text-zinc-400 dark:text-zinc-500 uppercase tracking-wider mt-0.5">
{label}
</span>
</div>
);
}
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@import "tailwindcss";
@custom-variant dark (&:is(.dark *));
:root {
--background: #fafafa;
--foreground: #09090b;
}
.dark {
--background: #0a0a0a;
--foreground: #fafafa;
}
@theme inline {
--color-background: var(--background);
--color-foreground: var(--foreground);
--font-sans: var(--font-geist-sans);
--font-mono: var(--font-geist-mono);
}
body {
background: var(--background);
color: var(--foreground);
font-family: var(--font-geist-sans), system-ui, sans-serif;
transition: background-color 0.3s ease, color 0.3s ease;
}
/* Scrollbar */
::-webkit-scrollbar {
width: 6px;
}
::-webkit-scrollbar-track {
background: transparent;
}
::-webkit-scrollbar-thumb {
background: #a1a1aa;
border-radius: 3px;
}
.dark ::-webkit-scrollbar-thumb {
background: #3f3f46;
}
/* Animations */
@keyframes fadeIn {
from {
opacity: 0;
transform: translateY(8px);
}
to {
opacity: 1;
transform: translateY(0);
}
}
@keyframes slideIn {
from {
opacity: 0;
transform: translateX(-10px);
}
to {
opacity: 1;
transform: translateX(0);
}
}
@keyframes pulse-ring {
0% {
opacity: 1;
}
50% {
opacity: 0.3;
}
100% {
opacity: 1;
}
}
@keyframes scaleIn {
from {
opacity: 0;
transform: scale(0.95);
}
to {
opacity: 1;
transform: scale(1);
}
}
.animate-fade-in {
animation: fadeIn 0.35s ease-out;
}
.animate-slide-in {
animation: slideIn 0.3s ease-out;
}
.animate-scale-in {
animation: scaleIn 0.2s ease-out;
}
.animate-pulse-ring {
animation: pulse-ring 1.5s ease-in-out infinite;
}
/* Number input hide arrows */
input[type="number"]::-webkit-inner-spin-button,
input[type="number"]::-webkit-outer-spin-button {
-webkit-appearance: none;
margin: 0;
}
input[type="number"] {
-moz-appearance: textfield;
}
/* Toast animation */
@keyframes toastIn {
from {
opacity: 0;
transform: translateY(10px) scale(0.95);
}
to {
opacity: 1;
transform: translateY(0) scale(1);
}
}
@keyframes toastOut {
from {
opacity: 1;
transform: translateY(0) scale(1);
}
to {
opacity: 0;
transform: translateY(-10px) scale(0.95);
}
}
.toast-enter {
animation: toastIn 0.25s ease-out;
}
.toast-exit {
animation: toastOut 0.2s ease-in forwards;
}
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"use client";
import { useState, useRef, useCallback, useEffect } from "react";
const STORAGE_KEY = "chrono-stopwatch";
interface SavedState {
elapsed: number;
isRunning: boolean;
laps: number[];
savedAt: number;
}
export function useStopwatch() {
const [elapsed, setElapsed] = useState(0);
const [isRunning, setIsRunning] = useState(false);
const [laps, setLaps] = useState<number[]>([]);
const originRef = useRef(0);
const rafRef = useRef(0);
const isRunningRef = useRef(false);
const lapsRef = useRef<number[]>([]);
const initializedRef = useRef(false);
const saveNow = useCallback(
(e: number, running: boolean, l: number[]) => {
try {
localStorage.setItem(
STORAGE_KEY,
JSON.stringify({
elapsed: e,
isRunning: running,
laps: l,
savedAt: Date.now(),
} satisfies SavedState)
);
} catch {
// Storage not available
}
},
[]
);
const tick = useCallback(() => {
if (!isRunningRef.current) return;
setElapsed(Date.now() - originRef.current);
rafRef.current = requestAnimationFrame(tick);
}, []);
// Initialize from localStorage
useEffect(() => {
if (initializedRef.current) return;
initializedRef.current = true;
try {
const raw = localStorage.getItem(STORAGE_KEY);
if (!raw) return;
const saved: SavedState = JSON.parse(raw);
let restoredElapsed = saved.elapsed || 0;
if (saved.isRunning && saved.savedAt) {
restoredElapsed += Date.now() - saved.savedAt;
}
setElapsed(restoredElapsed);
setLaps(saved.laps || []);
lapsRef.current = saved.laps || [];
if (saved.isRunning) {
originRef.current = Date.now() - restoredElapsed;
isRunningRef.current = true;
setIsRunning(true);
rafRef.current = requestAnimationFrame(tick);
}
} catch {
// Parse error
}
}, [tick]);
// Background tab handling
useEffect(() => {
const handleVisibility = () => {
if (!isRunningRef.current) return;
if (!document.hidden) {
setElapsed(Date.now() - originRef.current);
cancelAnimationFrame(rafRef.current);
rafRef.current = requestAnimationFrame(tick);
}
};
document.addEventListener("visibilitychange", handleVisibility);
return () =>
document.removeEventListener("visibilitychange", handleVisibility);
}, [tick]);
// Periodic save when running
useEffect(() => {
if (!isRunning) return;
const interval = setInterval(() => {
saveNow(Date.now() - originRef.current, true, lapsRef.current);
}, 2000);
return () => clearInterval(interval);
}, [isRunning, saveNow]);
const start = useCallback(() => {
const currentElapsed =
isRunningRef.current ? Date.now() - originRef.current : elapsed;
originRef.current = Date.now() - currentElapsed;
isRunningRef.current = true;
setIsRunning(true);
rafRef.current = requestAnimationFrame(tick);
saveNow(currentElapsed, true, lapsRef.current);
}, [elapsed, tick, saveNow]);
const pause = useCallback(() => {
isRunningRef.current = false;
setIsRunning(false);
cancelAnimationFrame(rafRef.current);
const currentElapsed = Date.now() - originRef.current;
setElapsed(currentElapsed);
saveNow(currentElapsed, false, lapsRef.current);
}, [saveNow]);
const reset = useCallback(() => {
isRunningRef.current = false;
setIsRunning(false);
cancelAnimationFrame(rafRef.current);
setElapsed(0);
setLaps([]);
lapsRef.current = [];
originRef.current = 0;
saveNow(0, false, []);
}, [saveNow]);
const lap = useCallback(() => {
if (!isRunningRef.current) return;
const currentElapsed = Date.now() - originRef.current;
const newLaps = [...lapsRef.current, currentElapsed];
lapsRef.current = newLaps;
setLaps(newLaps);
saveNow(currentElapsed, true, newLaps);
}, [saveNow]);
const toggle = useCallback(() => {
if (isRunningRef.current) {
pause();
} else {
start();
}
}, [start, pause]);
// Cleanup
useEffect(() => {
return () => {
cancelAnimationFrame(rafRef.current);
};
}, []);
return { elapsed, isRunning, laps, start, pause, reset, lap, toggle };
}
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"use client";
import { useState, useRef, useCallback, useEffect } from "react";
import { playAlarm, sendNotification, requestNotificationPermission } from "../lib/utils";
const STORAGE_KEY = "chrono-timers";
export interface TimerItem {
id: string;
label: string;
duration: number;
remaining: number;
isRunning: boolean;
endTime: number;
finished: boolean;
}
interface SavedTimers {
timers: TimerItem[];
savedAt: number;
}
export function useTimers() {
const [timers, setTimers] = useState<TimerItem[]>([]);
const rafRef = useRef(0);
const notifiedRef = useRef(new Set<string>());
const timersRef = useRef<TimerItem[]>([]);
const initializedRef = useRef(false);
// Keep ref in sync
useEffect(() => {
timersRef.current = timers;
}, [timers]);
const saveTimers = useCallback((t: TimerItem[]) => {
try {
localStorage.setItem(
STORAGE_KEY,
JSON.stringify({ timers: t, savedAt: Date.now() } satisfies SavedTimers)
);
} catch {
// Storage unavailable
}
}, []);
// Animation loop
const tick = useCallback(() => {
const now = Date.now();
setTimers((prev) => {
let changed = false;
const updated = prev.map((t) => {
if (!t.isRunning || t.finished) return t;
const remaining = t.endTime - now;
if (remaining <= 0) {
changed = true;
return { ...t, remaining: 0, isRunning: false, finished: true };
}
changed = true;
return { ...t, remaining };
});
return changed ? updated : prev;
});
rafRef.current = requestAnimationFrame(tick);
}, []);
// Detect finished timers - trigger alarm and notification
useEffect(() => {
timers.forEach((t) => {
if (t.finished && !notifiedRef.current.has(t.id)) {
notifiedRef.current.add(t.id);
playAlarm();
sendNotification(t.label || "Minuteur");
}
});
}, [timers]);
// Start/stop animation loop
useEffect(() => {
const hasRunning = timers.some((t) => t.isRunning && !t.finished);
if (hasRunning) {
rafRef.current = requestAnimationFrame(tick);
} else {
cancelAnimationFrame(rafRef.current);
}
return () => cancelAnimationFrame(rafRef.current);
}, [timers.some((t) => t.isRunning), tick]); // eslint-disable-line react-hooks/exhaustive-deps
// Background tab handling
useEffect(() => {
const handleVisibility = () => {
if (!document.hidden) {
const hasRunning = timersRef.current.some(
(t) => t.isRunning && !t.finished
);
if (hasRunning) {
// Force update
const now = Date.now();
setTimers((prev) =>
prev.map((t) => {
if (!t.isRunning || t.finished) return t;
const remaining = t.endTime - now;
if (remaining <= 0) {
return { ...t, remaining: 0, isRunning: false, finished: true };
}
return { ...t, remaining };
})
);
cancelAnimationFrame(rafRef.current);
rafRef.current = requestAnimationFrame(tick);
}
}
};
document.addEventListener("visibilitychange", handleVisibility);
return () =>
document.removeEventListener("visibilitychange", handleVisibility);
}, [tick]);
// Load from localStorage
useEffect(() => {
if (initializedRef.current) return;
initializedRef.current = true;
requestNotificationPermission();
try {
const raw = localStorage.getItem(STORAGE_KEY);
if (!raw) return;
const saved: SavedTimers = JSON.parse(raw);
const elapsed = Date.now() - (saved.savedAt || Date.now());
const restored = saved.timers.map((t) => {
if (t.isRunning && !t.finished) {
const newRemaining = t.remaining - elapsed;
if (newRemaining <= 0) {
return { ...t, remaining: 0, isRunning: false, finished: true };
}
return {
...t,
remaining: newRemaining,
endTime: Date.now() + newRemaining,
};
}
return t;
});
setTimers(restored);
} catch {
// Parse error
}
}, []);
// Periodic save
useEffect(() => {
const interval = setInterval(() => {
saveTimers(timersRef.current);
}, 2000);
return () => clearInterval(interval);
}, [saveTimers]);
const addTimer = useCallback(
(duration: number, label: string = "") => {
const timer: TimerItem = {
id: crypto.randomUUID(),
label,
duration,
remaining: duration,
isRunning: false,
endTime: 0,
finished: false,
};
setTimers((prev) => {
const next = [...prev, timer];
saveTimers(next);
return next;
});
return timer.id;
},
[saveTimers]
);
const startTimer = useCallback(
(id: string) => {
setTimers((prev) => {
const next = prev.map((t) => {
if (t.id !== id || t.finished) return t;
return {
...t,
isRunning: true,
endTime: Date.now() + t.remaining,
};
});
saveTimers(next);
return next;
});
},
[saveTimers]
);
const pauseTimer = useCallback(
(id: string) => {
setTimers((prev) => {
const next = prev.map((t) => {
if (t.id !== id) return t;
return {
...t,
isRunning: false,
remaining: Math.max(0, t.endTime - Date.now()),
};
});
saveTimers(next);
return next;
});
},
[saveTimers]
);
const resetTimer = useCallback(
(id: string) => {
notifiedRef.current.delete(id);
setTimers((prev) => {
const next = prev.map((t) => {
if (t.id !== id) return t;
return {
...t,
remaining: t.duration,
isRunning: false,
endTime: 0,
finished: false,
};
});
saveTimers(next);
return next;
});
},
[saveTimers]
);
const deleteTimer = useCallback(
(id: string) => {
notifiedRef.current.delete(id);
setTimers((prev) => {
const next = prev.filter((t) => t.id !== id);
saveTimers(next);
return next;
});
},
[saveTimers]
);
const toggleTimer = useCallback(
(id: string) => {
const timer = timersRef.current.find((t) => t.id === id);
if (!timer || timer.finished) return;
if (timer.isRunning) {
pauseTimer(id);
} else {
startTimer(id);
}
},
[startTimer, pauseTimer]
);
// Cleanup
useEffect(() => {
return () => cancelAnimationFrame(rafRef.current);
}, []);
return {
timers,
addTimer,
startTimer,
pauseTimer,
resetTimer,
deleteTimer,
toggleTimer,
};
}
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import type { Metadata, Viewport } from "next";
import { Geist, Geist_Mono } from "next/font/google";
import "./globals.css";
import { ThemeProvider } from "./components/ThemeProvider";
const geistSans = Geist({
variable: "--font-geist-sans",
subsets: ["latin"],
});
const geistMono = Geist_Mono({
variable: "--font-geist-mono",
subsets: ["latin"],
});
const SITE_URL = "https://chrono.arthurp.fr";
const SITE_NAME = "Chrono";
export const viewport: Viewport = {
themeColor: [
{ media: "(prefers-color-scheme: light)", color: "#fafafa" },
{ media: "(prefers-color-scheme: dark)", color: "#0a0a0a" },
],
width: "device-width",
initialScale: 1,
maximumScale: 5,
};
export const metadata: Metadata = {
metadataBase: new URL(SITE_URL),
title: {
default: "Chronomètre en ligne gratuit | Minuteur & Compte à rebours",
template: "%s | Chrono",
},
description:
"Chronomètre en ligne gratuit et minuteur professionnel. Précision à la milliseconde, tours/laps, minuteurs multiples simultanés, thème sombre, raccourcis clavier. Rapide, moderne et sans publicité.",
keywords: [
"chronomètre en ligne",
"chronomètre en ligne gratuit",
"chronomètre gratuit",
"minuteur en ligne",
"minuteur en ligne gratuit",
"timer en ligne",
"timer gratuit",
"stopwatch",
"stopwatch online",
"compte à rebours",
"compte à rebours en ligne",
"chrono en ligne",
"minuteur gratuit",
"chronomètre précis",
"chronomètre milliseconde",
"online timer",
"online stopwatch",
],
authors: [{ name: SITE_NAME }],
creator: SITE_NAME,
publisher: SITE_NAME,
robots: {
index: true,
follow: true,
googleBot: {
index: true,
follow: true,
"max-video-preview": -1,
"max-image-preview": "large",
"max-snippet": -1,
},
},
alternates: {
canonical: SITE_URL,
languages: {
"fr-FR": SITE_URL,
},
},
openGraph: {
title: "Chronomètre en ligne gratuit | Minuteur & Compte à rebours",
description:
"Chronomètre et minuteur en ligne : précis, rapide, gratuit. Tours/laps, minuteurs multiples, thème sombre, raccourcis clavier.",
url: SITE_URL,
siteName: SITE_NAME,
locale: "fr_FR",
type: "website",
images: [
{
url: "/icon-512.png",
width: 512,
height: 512,
alt: "Chronomètre en ligne gratuit",
},
],
},
twitter: {
card: "summary_large_image",
title: "Chronomètre en ligne gratuit | Minuteur & Chrono",
description:
"Chronomètre et minuteur en ligne : précis, rapide, gratuit. Tours/laps, minuteurs multiples.",
images: ["/icon-512.png"],
},
icons: {
icon: [
{ url: "/favicon.ico", sizes: "32x32" },
{ url: "/icon.svg", type: "image/svg+xml" },
],
apple: [{ url: "/apple-icon.png", sizes: "180x180" }],
},
category: "utility",
classification: "Utility, Productivity",
};
// JSON-LD structured data
const jsonLd = {
"@context": "https://schema.org",
"@type": "WebApplication",
name: "Chronomètre en ligne gratuit",
alternateName: ["Chrono", "Minuteur en ligne", "Timer en ligne"],
description:
"Chronomètre en ligne gratuit et minuteur professionnel. Précision à la milliseconde, tours/laps, minuteurs multiples simultanés.",
url: SITE_URL,
applicationCategory: "UtilityApplication",
operatingSystem: "All",
browserRequirements: "Requires JavaScript",
offers: {
"@type": "Offer",
price: "0",
priceCurrency: "EUR",
},
featureList: [
"Chronomètre précis à la milliseconde",
"Fonction tours/laps avec historique",
"Minuteur avec compte à rebours",
"Minuteurs multiples simultanés",
"Alerte sonore en fin de minuteur",
"Thème clair et sombre",
"Raccourcis clavier",
"Plein écran",
"Copier le temps en un clic",
"Sauvegarde automatique",
"Fonctionne hors ligne",
],
inLanguage: "fr",
isAccessibleForFree: true,
screenshot: `${SITE_URL}/icon-512.png`,
};
const faqJsonLd = {
"@context": "https://schema.org",
"@type": "FAQPage",
mainEntity: [
{
"@type": "Question",
name: "Comment utiliser le chronomètre en ligne ?",
acceptedAnswer: {
"@type": "Answer",
text: "Cliquez sur le bouton Démarrer ou appuyez sur la barre Espace pour lancer le chronomètre. Utilisez les raccourcis clavier : Espace (start/pause), L (tour), R (reset), C (copier le temps).",
},
},
{
"@type": "Question",
name: "Le chronomètre est-il gratuit ?",
acceptedAnswer: {
"@type": "Answer",
text: "Oui, le chronomètre et le minuteur sont 100% gratuits, sans publicité et sans inscription. Ils fonctionnent directement dans votre navigateur.",
},
},
{
"@type": "Question",
name: "Puis-je utiliser plusieurs minuteurs en même temps ?",
acceptedAnswer: {
"@type": "Answer",
text: "Oui, vous pouvez créer et exécuter autant de minuteurs simultanés que vous le souhaitez. Chaque minuteur fonctionne de manière indépendante avec son propre compte à rebours.",
},
},
{
"@type": "Question",
name: "Le chronomètre fonctionne-t-il en arrière-plan ?",
acceptedAnswer: {
"@type": "Answer",
text: "Oui, le chronomètre et les minuteurs continuent de fonctionner même si vous changez d'onglet ou réduisez la fenêtre. Le temps est sauvegardé automatiquement.",
},
},
],
};
const breadcrumbJsonLd = {
"@context": "https://schema.org",
"@type": "BreadcrumbList",
itemListElement: [
{
"@type": "ListItem",
position: 1,
name: "Accueil",
item: SITE_URL,
},
],
};
export default function RootLayout({
children,
}: Readonly<{
children: React.ReactNode;
}>) {
return (
<html lang="fr" dir="ltr" suppressHydrationWarning>
<head>
<script
type="application/ld+json"
dangerouslySetInnerHTML={{ __html: JSON.stringify(jsonLd) }}
/>
<script
type="application/ld+json"
dangerouslySetInnerHTML={{ __html: JSON.stringify(faqJsonLd) }}
/>
<script
type="application/ld+json"
dangerouslySetInnerHTML={{ __html: JSON.stringify(breadcrumbJsonLd) }}
/>
<link rel="preconnect" href="https://fonts.googleapis.com" />
<link
rel="preconnect"
href="https://fonts.gstatic.com"
crossOrigin="anonymous"
/>
</head>
<body
className={`${geistSans.variable} ${geistMono.variable} antialiased`}
>
<ThemeProvider>{children}</ThemeProvider>
</body>
</html>
);
}
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export function formatTime(ms: number) {
const abs = Math.abs(ms);
const totalSeconds = Math.floor(abs / 1000);
const hours = Math.floor(totalSeconds / 3600);
const minutes = Math.floor((totalSeconds % 3600) / 60);
const seconds = totalSeconds % 60;
const milliseconds = Math.floor(abs % 1000);
return {
hours: hours.toString().padStart(2, "0"),
minutes: minutes.toString().padStart(2, "0"),
seconds: seconds.toString().padStart(2, "0"),
milliseconds: milliseconds.toString().padStart(3, "0"),
full: `${hours.toString().padStart(2, "0")}:${minutes.toString().padStart(2, "0")}:${seconds.toString().padStart(2, "0")}.${milliseconds.toString().padStart(3, "0")}`,
};
}
export function playAlarm() {
try {
const ctx = new (window.AudioContext || (window as unknown as { webkitAudioContext: typeof AudioContext }).webkitAudioContext)();
const playBeep = (freq: number, startTime: number, duration: number) => {
const osc = ctx.createOscillator();
const gain = ctx.createGain();
osc.connect(gain);
gain.connect(ctx.destination);
osc.frequency.value = freq;
osc.type = "sine";
gain.gain.setValueAtTime(0.3, startTime);
gain.gain.exponentialRampToValueAtTime(0.01, startTime + duration);
osc.start(startTime);
osc.stop(startTime + duration);
};
const now = ctx.currentTime;
playBeep(880, now, 0.15);
playBeep(880, now + 0.25, 0.15);
playBeep(1100, now + 0.5, 0.15);
playBeep(880, now + 0.75, 0.15);
playBeep(880, now + 1.0, 0.15);
playBeep(1100, now + 1.25, 0.3);
setTimeout(() => ctx.close(), 3000);
} catch {
// Audio not available
}
}
export function requestNotificationPermission() {
if (typeof window !== "undefined" && "Notification" in window) {
if (Notification.permission === "default") {
Notification.requestPermission();
}
}
}
export function sendNotification(label: string) {
if (typeof window !== "undefined" && "Notification" in window) {
if (Notification.permission === "granted") {
new Notification("⏰ Minuteur terminé", {
body: label ? `${label} est terminé !` : "Le minuteur est terminé !",
});
}
}
}
export function toggleFullscreen() {
if (!document.fullscreenElement) {
document.documentElement.requestFullscreen().catch(() => {});
} else {
document.exitFullscreen().catch(() => {});
}
}
export function copyToClipboard(text: string): Promise<boolean> {
return navigator.clipboard
.writeText(text)
.then(() => true)
.catch(() => false);
}
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import type { MetadataRoute } from "next";
export default function manifest(): MetadataRoute.Manifest {
return {
name: "Chronomètre en ligne gratuit - Minuteur & Chrono",
short_name: "Chrono",
description:
"Chronomètre en ligne gratuit et minuteur professionnel. Précision à la milliseconde, tours/laps, minuteurs multiples.",
start_url: "/",
display: "standalone",
background_color: "#0a0a0a",
theme_color: "#0ea5e9",
orientation: "any",
categories: ["utilities", "productivity"],
icons: [
{
src: "/icon-192.png",
sizes: "192x192",
type: "image/png",
},
{
src: "/icon-512.png",
sizes: "512x512",
type: "image/png",
},
{
src: "/icon-512.png",
sizes: "512x512",
type: "image/png",
purpose: "maskable",
},
],
};
}
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"use client";
import { useState, useCallback, useEffect } from "react";
import { useTheme } from "./components/ThemeProvider";
import { toggleFullscreen } from "./lib/utils";
import Stopwatch from "./components/Stopwatch";
import Timer from "./components/Timer";
type Mode = "stopwatch" | "timer";
export default function Home() {
const { theme, toggleTheme } = useTheme();
const [mode, setMode] = useState<Mode>("stopwatch");
const [toast, setToast] = useState<string | null>(null);
const [toastExiting, setToastExiting] = useState(false);
const [isFullscreen, setIsFullscreen] = useState(false);
// Load saved mode
useEffect(() => {
const saved = localStorage.getItem("chrono-mode") as Mode | null;
if (saved === "stopwatch" || saved === "timer") {
setMode(saved);
}
}, []);
// Save mode
useEffect(() => {
localStorage.setItem("chrono-mode", mode);
}, [mode]);
// Track fullscreen state
useEffect(() => {
const handler = () => setIsFullscreen(!!document.fullscreenElement);
document.addEventListener("fullscreenchange", handler);
return () => document.removeEventListener("fullscreenchange", handler);
}, []);
const showToast = useCallback((msg: string) => {
setToastExiting(false);
setToast(msg);
setTimeout(() => {
setToastExiting(true);
setTimeout(() => setToast(null), 200);
}, 1500);
}, []);
const handleCopyFeedback = useCallback(() => {
showToast("Temps copié !");
}, [showToast]);
return (
<div className="min-h-screen flex flex-col">
{/* Header */}
<header className="sticky top-0 z-50 backdrop-blur-xl bg-white/70 dark:bg-zinc-950/70 border-b border-zinc-200/60 dark:border-zinc-800/60">
<div className="max-w-3xl mx-auto px-4 sm:px-6 py-3 flex items-center justify-between">
{/* Logo */}
<div className="flex items-center gap-2.5">
<div className="w-8 h-8 rounded-xl bg-linear-to-br from-sky-500 to-cyan-400 dark:from-cyan-400 dark:to-sky-500 flex items-center justify-center">
<svg
width="16"
height="16"
viewBox="0 0 24 24"
fill="none"
stroke="white"
strokeWidth="2.5"
strokeLinecap="round"
strokeLinejoin="round"
>
<circle cx="12" cy="12" r="10" />
<polyline points="12 6 12 12 16 14" />
</svg>
</div>
<h1 className="text-lg font-bold tracking-tight text-zinc-900 dark:text-zinc-100 hidden sm:block">
<span aria-hidden="true">Chrono</span>
<span className="sr-only">
Chronomètre en ligne gratuit et minuteur
</span>
</h1>
</div>
{/* Mode switcher */}
<div className="flex items-center bg-zinc-100 dark:bg-zinc-800/80 rounded-xl p-0.5">
<button
onClick={() => setMode("stopwatch")}
className={`px-3 sm:px-4 py-1.5 rounded-lg text-sm font-medium transition-all duration-200 cursor-pointer ${
mode === "stopwatch"
? "bg-white dark:bg-zinc-700 text-zinc-900 dark:text-zinc-100 shadow-sm"
: "text-zinc-500 dark:text-zinc-400 hover:text-zinc-700 dark:hover:text-zinc-300"
}`}
>
<span className="flex items-center gap-1.5">
<svg
width="14"
height="14"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
strokeLinejoin="round"
>
<circle cx="12" cy="13" r="8" />
<path d="M12 9v4l2 2" />
<path d="M5 3 2 6" />
<path d="m22 6-3-3" />
<path d="M6.38 18.7 4 21" />
<path d="M17.64 18.67 20 21" />
</svg>
<span className="hidden xs:inline">Chrono</span>
</span>
</button>
<button
onClick={() => setMode("timer")}
className={`px-3 sm:px-4 py-1.5 rounded-lg text-sm font-medium transition-all duration-200 cursor-pointer ${
mode === "timer"
? "bg-white dark:bg-zinc-700 text-zinc-900 dark:text-zinc-100 shadow-sm"
: "text-zinc-500 dark:text-zinc-400 hover:text-zinc-700 dark:hover:text-zinc-300"
}`}
>
<span className="flex items-center gap-1.5">
<svg
width="14"
height="14"
viewBox="0 0 24 24"
fill="none"
stroke="currentColor"
strokeWidth="2"
strokeLinecap="round"
strokeLinejoin="round"
>
<path d="M5 22h14" />
<path d="M5 2h14" />
<path d="M17 22v-4.172a2 2 0 0 0-.586-1.414L12 12l-4.414 4.414A2 2 0 0 0 7 17.828V22" />
<path d="M7 2v4.172a2 2 0 0 0 .586 1.414L12 12l4.414-4.414A2 2 0 0 0 17 6.172V2" />
</svg>
<span className="hidden xs:inline">Minuteur</span>
</span>
</button>
</div>
{/* Controls */}
<div className="flex items-center gap-1">
{/* Theme toggle */}
<button
onClick={toggleTheme}
className="p-2 rounded-xl text-zinc-500 hover:text-zinc-700 dark:text-zinc-400 dark:hover:text-zinc-200 hover:bg-zinc-100 dark:hover:bg-zinc-800 transition-all duration-200 cursor-pointer"
aria-label="Changer de thème"
title={theme === "dark" ? "Mode clair" : "Mode sombre"}
>
{theme === "dark" ? (
<svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
<circle cx="12" cy="12" r="4" />
<path d="M12 2v2" />
<path d="M12 20v2" />
<path d="m4.93 4.93 1.41 1.41" />
<path d="m17.66 17.66 1.41 1.41" />
<path d="M2 12h2" />
<path d="M20 12h2" />
<path d="m6.34 17.66-1.41 1.41" />
<path d="m19.07 4.93-1.41 1.41" />
</svg>
) : (
<svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
<path d="M12 3a6 6 0 0 0 9 9 9 9 0 1 1-9-9Z" />
</svg>
)}
</button>
{/* Fullscreen toggle */}
<button
onClick={toggleFullscreen}
className="p-2 rounded-xl text-zinc-500 hover:text-zinc-700 dark:text-zinc-400 dark:hover:text-zinc-200 hover:bg-zinc-100 dark:hover:bg-zinc-800 transition-all duration-200 cursor-pointer hidden sm:flex"
aria-label="Plein écran"
title={isFullscreen ? "Quitter le plein écran" : "Plein écran"}
>
{isFullscreen ? (
<svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
<path d="M8 3v3a2 2 0 0 1-2 2H3" />
<path d="M21 8h-3a2 2 0 0 1-2-2V3" />
<path d="M3 16h3a2 2 0 0 1 2 2v3" />
<path d="M16 21v-3a2 2 0 0 1 2-2h3" />
</svg>
) : (
<svg width="18" height="18" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2" strokeLinecap="round" strokeLinejoin="round">
<path d="M8 3H5a2 2 0 0 0-2 2v3" />
<path d="M21 8V5a2 2 0 0 0-2-2h-3" />
<path d="M3 16v3a2 2 0 0 0 2 2h3" />
<path d="M16 21h3a2 2 0 0 0 2-2v-3" />
</svg>
)}
</button>
</div>
</div>
</header>
{/* Main content */}
<main className="flex-1 flex flex-col items-center justify-center px-4 sm:px-6 py-8 sm:py-12">
<div className="w-full max-w-2xl">
<section
aria-label={
mode === "stopwatch"
? "Chronomètre en ligne"
: "Minuteur en ligne"
}
>
<h2 className="sr-only">
{mode === "stopwatch"
? "Chronomètre en ligne gratuit — Précision à la milliseconde"
: "Minuteur en ligne gratuit — Compte à rebours avec alertes"}
</h2>
{mode === "stopwatch" ? (
<Stopwatch onCopyFeedback={handleCopyFeedback} />
) : (
<Timer onCopyFeedback={handleCopyFeedback} />
)}
</section>
</div>
</main>
{/* SEO content — visible et utile, mais discret */}
<section className="max-w-3xl mx-auto px-4 sm:px-6 pb-12 pt-4">
<article className="prose prose-sm prose-zinc dark:prose-invert max-w-none">
<h2 className="text-base font-semibold text-zinc-700 dark:text-zinc-300 mb-3">
Chronomètre en ligne gratuit et minuteur professionnel
</h2>
<p className="text-sm text-zinc-500 dark:text-zinc-400 leading-relaxed mb-4">
Bienvenue sur Chrono, votre <strong>chronomètre en ligne gratuit</strong> et{" "}
<strong>minuteur professionnel</strong>. Mesurez le temps avec une précision à la
milliseconde, enregistrez vos tours (laps), créez plusieurs minuteurs simultanés et
profitez d&apos;une interface moderne et rapide. Aucune inscription requise, aucune
publicité, fonctionne directement dans votre navigateur.
</p>
<div className="grid sm:grid-cols-2 gap-4 text-sm text-zinc-500 dark:text-zinc-400 mb-6">
<div>
<h3 className="font-medium text-zinc-700 dark:text-zinc-300 mb-1.5 text-sm">
Chronomètre
</h3>
<ul className="space-y-1 list-disc list-inside">
<li>Démarrer, pause et remise à zéro</li>
<li>Affichage heures, minutes, secondes, millisecondes</li>
<li>Tours/laps avec historique et meilleur/pire temps</li>
<li>Raccourcis clavier (Espace, L, R, C)</li>
<li>Copie du temps en un clic</li>
</ul>
</div>
<div>
<h3 className="font-medium text-zinc-700 dark:text-zinc-300 mb-1.5 text-sm">
Minuteur
</h3>
<ul className="space-y-1 list-disc list-inside">
<li>Réglage heures, minutes, secondes</li>
<li>Presets rapides (1, 3, 5, 10, 15, 30 min)</li>
<li>Plusieurs minuteurs simultanés</li>
<li>Alerte sonore et notification navigateur</li>
<li>Animation visuelle de progression</li>
</ul>
</div>
</div>
{/* FAQ SEO */}
<details className="group text-sm">
<summary className="font-medium text-zinc-700 dark:text-zinc-300 cursor-pointer hover:text-zinc-900 dark:hover:text-zinc-100 transition-colors">
Questions fréquentes (FAQ)
</summary>
<div className="mt-3 space-y-3 text-zinc-500 dark:text-zinc-400">
<div>
<h4 className="font-medium text-zinc-600 dark:text-zinc-300">
Comment utiliser le chronomètre en ligne ?
</h4>
<p>
Cliquez sur « Démarrer » ou appuyez sur la barre Espace pour lancer le
chronomètre. Utilisez L pour marquer un tour, R pour réinitialiser et C pour
copier le temps.
</p>
</div>
<div>
<h4 className="font-medium text-zinc-600 dark:text-zinc-300">
Le chronomètre est-il vraiment gratuit ?
</h4>
<p>
Oui, 100% gratuit, sans publicité et sans inscription. Il fonctionne directement
dans votre navigateur web.
</p>
</div>
<div>
<h4 className="font-medium text-zinc-600 dark:text-zinc-300">
Puis-je utiliser plusieurs minuteurs en même temps ?
</h4>
<p>
Oui, vous pouvez créer autant de minuteurs simultanés que vous le souhaitez.
Chacun fonctionne de manière indépendante.
</p>
</div>
<div>
<h4 className="font-medium text-zinc-600 dark:text-zinc-300">
Le chronomètre fonctionne-t-il en arrière-plan ?
</h4>
<p>
Oui, le chronomètre et les minuteurs continuent même si vous changez d&apos;onglet.
Le temps est sauvegardé automatiquement dans votre navigateur.
</p>
</div>
<div>
<h4 className="font-medium text-zinc-600 dark:text-zinc-300">
Le chronomètre fonctionne-t-il sur mobile ?
</h4>
<p>
Oui, l&apos;interface est entièrement responsive et optimisée pour smartphones et
tablettes. Vous pouvez aussi l&apos;installer comme application (PWA).
</p>
</div>
</div>
</details>
</article>
</section>
{/* Footer */}
<footer className="py-4 text-center text-xs text-zinc-400 dark:text-zinc-600 border-t border-zinc-100 dark:border-zinc-900">
<p>Chronomètre en ligne gratuit rapide, précis, sans pub</p>
<nav className="mt-1 flex justify-center gap-3" aria-label="Liens utiles">
<span>Chronomètre</span>
<span aria-hidden="true">·</span>
<span>Minuteur</span>
<span aria-hidden="true">·</span>
<span>Compte à rebours</span>
</nav>
</footer>
{/* Toast notification */}
{toast && (
<div
className={`fixed bottom-6 left-1/2 -translate-x-1/2 z-50 px-4 py-2.5 rounded-xl bg-zinc-900 dark:bg-zinc-100 text-white dark:text-zinc-900 text-sm font-medium shadow-lg ${
toastExiting ? "toast-exit" : "toast-enter"
}`}
>
<span className="flex items-center gap-2">
<svg width="14" height="14" viewBox="0 0 24 24" fill="none" stroke="currentColor" strokeWidth="2.5" strokeLinecap="round" strokeLinejoin="round">
<polyline points="20 6 9 17 4 12" />
</svg>
{toast}
</span>
</div>
)}
</div>
);
}
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import type { MetadataRoute } from "next";
export default function robots(): MetadataRoute.Robots {
return {
rules: [
{
userAgent: "*",
allow: "/",
},
],
sitemap: "https://chrono.arthurp.fr/sitemap.xml",
};
}
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import type { MetadataRoute } from "next";
export default function sitemap(): MetadataRoute.Sitemap {
const baseUrl = "https://chrono.arthurp.fr";
return [
{
url: baseUrl,
lastModified: new Date(),
changeFrequency: "monthly",
priority: 1.0,
},
{
url: `${baseUrl}/#chronometre`,
lastModified: new Date(),
changeFrequency: "monthly",
priority: 0.9,
},
{
url: `${baseUrl}/#minuteur`,
lastModified: new Date(),
changeFrequency: "monthly",
priority: 0.9,
},
];
}