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Add night mode theme #127

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Add night mode theme #127

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124 changes: 111 additions & 13 deletions index.html
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Original file line number Diff line number Diff line change
Expand Up @@ -22,6 +22,20 @@
--paper: #fbfbfa;
--panel: rgba(255, 255, 255, 0.72);
--accent: #111;
--steam: #c9c9c7;
--rail: rgba(21, 21, 21, 0.1);
}

body.night {
color-scheme: dark;
--ink: #f4f0e6;
--muted: #b4bfd2;
--faint: rgba(255, 255, 255, 0.16);
--paper: #07111f;
--panel: rgba(10, 20, 34, 0.76);
--accent: #f4f0e6;
--steam: #dce7f7;
--rail: rgba(244, 240, 230, 0.16);
}

* {
Expand Down Expand Up @@ -61,9 +75,46 @@
-webkit-tap-highlight-color: transparent;
}

main::before,
main::after {
position: fixed;
inset: 0;
pointer-events: none;
opacity: 0;
transition: opacity 300ms ease;
content: "";
}

main::before {
z-index: 0;
background:
radial-gradient(circle at 18% 22%, rgba(255, 255, 255, 0.9) 0 1px, transparent 2px),
radial-gradient(circle at 34% 12%, rgba(255, 255, 255, 0.7) 0 1px, transparent 2px),
radial-gradient(circle at 62% 18%, rgba(255, 255, 255, 0.8) 0 1px, transparent 2px),
radial-gradient(circle at 80% 28%, rgba(255, 255, 255, 0.65) 0 1px, transparent 2px),
radial-gradient(circle at 91% 10%, rgba(255, 255, 255, 0.85) 0 1px, transparent 2px),
linear-gradient(180deg, #07111f 0%, #111a2a 52%, #182131 100%);
}

main::after {
z-index: 0;
background:
radial-gradient(circle at calc(100% - 66px) 70px, #f7e9ac 0 22px, transparent 23px),
linear-gradient(90deg, transparent 0 8%, var(--rail) 8% 92%, transparent 92% 100%);
background-size: auto, 100% 2px;
background-position: 0 0, 0 78vh;
background-repeat: no-repeat;
}

body.night main::before,
body.night main::after {
opacity: 1;
}

.hero {
position: absolute;
inset: 0;
z-index: 2;
display: grid;
place-items: center;
gap: 18px;
Expand Down Expand Up @@ -127,18 +178,23 @@
.steam {
position: fixed;
z-index: 0;
color: #c9c9c7;
color: var(--steam);
font-size: 18px;
pointer-events: none;
animation: puff 1400ms ease-out forwards;
will-change: transform, opacity;
}

.mute-toggle {
.controls {
position: fixed;
top: 16px;
right: 16px;
z-index: 10;
display: flex;
gap: 8px;
}

.icon-toggle {
display: inline-flex;
width: 38px;
height: 38px;
Expand All @@ -157,13 +213,18 @@
transform 150ms ease;
}

.mute-toggle:hover {
.icon-toggle:hover {
background: #fff;
border-color: #b8b8b8;
transform: translateY(-1px);
}

.mute-toggle:focus-visible {
body.night .icon-toggle:hover {
background: rgba(22, 35, 54, 0.92);
border-color: rgba(255, 255, 255, 0.28);
}

.icon-toggle:focus-visible {
outline: 2px solid var(--accent);
outline-offset: 3px;
}
Expand Down Expand Up @@ -273,15 +334,27 @@
</div>
</div>

<button
class="mute-toggle"
id="mute"
type="button"
aria-label="Mute"
aria-pressed="false"
>
🔊
</button>
<div class="controls" role="group" aria-label="Display and sound controls">
<button
class="icon-toggle"
id="theme"
type="button"
aria-label="Turn on night mode"
aria-pressed="false"
>
🌙
</button>

<button
class="icon-toggle"
id="mute"
type="button"
aria-label="Mute"
aria-pressed="false"
>
🔊
</button>
</div>

<div class="counter" id="counter" aria-live="polite">0 trains dispatched</div>
</main>
Expand All @@ -297,8 +370,10 @@

const dispatcher = document.querySelector("#dispatcher");
const hero = document.querySelector("#hero");
const themeButton = document.querySelector("#theme");
const muteButton = document.querySelector("#mute");
const counter = document.querySelector("#counter");
const themeMeta = document.querySelector('meta[name="theme-color"]');
const choo = new Audio("./public/choo-choo.mp3");
choo.preload = "auto";

Expand All @@ -308,6 +383,7 @@
let lastLane = -1;
let lastDirection = "rtl";
let muted = localStorage.getItem("wtc:muted") === "1";
let nightMode = localStorage.getItem("wtc:night") === "1";

function pick(items) {
return items[Math.floor(Math.random() * items.length)];
Expand All @@ -320,6 +396,18 @@
localStorage.setItem("wtc:muted", muted ? "1" : "0");
}

function syncThemeButton() {
document.body.classList.toggle("night", nightMode);
themeButton.textContent = nightMode ? "☀️" : "🌙";
themeButton.setAttribute(
"aria-label",
nightMode ? "Turn off night mode" : "Turn on night mode",
);
themeButton.setAttribute("aria-pressed", String(nightMode));
themeMeta.setAttribute("content", nightMode ? "#07111f" : "#ffffff");
localStorage.setItem("wtc:night", nightMode ? "1" : "0");
}

function updateCounter() {
const noun = count === 1 ? "train" : "trains";
counter.textContent = `${count} ${noun} dispatched`;
Expand Down Expand Up @@ -404,16 +492,26 @@
syncMuteButton();
});

themeButton.addEventListener("click", (event) => {
event.stopPropagation();
nightMode = !nightMode;
syncThemeButton();
});

window.addEventListener("keydown", (event) => {
if (event.code === "Space" || event.code === "Enter") {
event.preventDefault();
dispatchTrain();
} else if (event.key === "m" || event.key === "M") {
muted = !muted;
syncMuteButton();
} else if (event.key === "n" || event.key === "N") {
nightMode = !nightMode;
syncThemeButton();
}
});

syncThemeButton();
syncMuteButton();
updateCounter();
</script>
Expand Down