Add countdown overlay and audio controls

This commit is contained in:
2026-07-17 04:55:21 +08:00
parent 0c45291c6a
commit 6de1694da2
4 changed files with 544 additions and 0 deletions
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<body> <body>
<div id="root"></div> <div id="root"></div>
<script type="module" src="/src/main.tsx"></script> <script type="module" src="/src/main.tsx"></script>
<script src="/background-audio.js" defer></script>
<script src="/countdown-overlay.js" defer></script>
</body> </body>
</html> </html>
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(() => {
const SHOW_AUDIO_CONTROL = true
const AUDIO_SOURCE = '/Locil%20Forecast%20-%20Elevator.mp3'
const style = document.createElement('style')
style.textContent = `
#mclive-floating-controls {
--mclive-control-night: #041117;
--mclive-control-ice: #d7f1e8;
--mclive-control-mist: #8fafb2;
--mclive-control-gold: #c6a15b;
--mclive-control-online: #72aa86;
--mclive-control-line: rgba(166, 209, 203, 0.22);
position: fixed;
z-index: 2147483647;
top: 94px;
right: clamp(20px, 3vw, 44px);
width: 190px;
display: flex;
flex-direction: column;
align-items: stretch;
border: 1px solid var(--mclive-control-line);
background: rgba(4, 17, 23, 0.92);
box-shadow: 0 18px 52px rgba(0, 0, 0, 0.3);
-webkit-backdrop-filter: blur(14px);
backdrop-filter: blur(14px);
pointer-events: none;
}
#mclive-floating-controls:has(.mclive-countdown-restore:not(.is-visible)) .mclive-audio-control {
border-bottom: 0;
}
.mclive-floating-control {
width: 100%;
min-height: 46px;
padding: 0 13px;
display: inline-flex;
align-items: center;
justify-content: flex-start;
gap: 9px;
border: 0;
border-bottom: 1px solid var(--mclive-control-line);
color: var(--mclive-control-ice);
background: transparent;
cursor: pointer;
font-family: 'IBM Plex Mono', ui-monospace, monospace;
font-size: 8px;
letter-spacing: 0.14em;
text-transform: uppercase;
pointer-events: auto;
}
.mclive-floating-control:hover {
background: rgba(198, 161, 91, 0.08);
}
.mclive-floating-control:focus-visible {
outline: 2px solid var(--mclive-control-gold);
outline-offset: 4px;
}
.mclive-floating-control svg {
width: 14px;
height: 14px;
fill: currentColor;
}
.mclive-control-status {
width: 6px;
height: 6px;
flex: 0 0 auto;
background: var(--mclive-control-mist);
box-shadow: 0 0 0 transparent;
transition: background 0.2s ease, box-shadow 0.2s ease;
}
.mclive-audio-control.is-playing .mclive-control-status {
background: var(--mclive-control-online);
box-shadow: 0 0 10px rgba(114, 170, 134, 0.7);
}
.mclive-control-name {
min-width: 0;
flex: 1;
color: var(--mclive-control-mist);
text-align: left;
}
.mclive-control-value {
color: var(--mclive-control-ice);
font-variant-numeric: tabular-nums;
text-align: right;
}
.mclive-audio-icon {
width: 14px;
height: 14px;
display: grid;
place-items: center;
color: var(--mclive-control-gold);
}
@media (max-width: 620px) {
#mclive-floating-controls {
top: auto;
right: 16px;
bottom: 16px;
width: 168px;
}
.mclive-floating-control {
min-height: 44px;
padding: 0 11px;
}
}
`
let controls = document.getElementById('mclive-floating-controls')
if (!controls) {
controls = document.createElement('div')
controls.id = 'mclive-floating-controls'
document.body.appendChild(controls)
}
const audioButton = document.createElement('button')
audioButton.className = 'mclive-floating-control mclive-audio-control'
audioButton.type = 'button'
audioButton.hidden = !SHOW_AUDIO_CONTROL
audioButton.setAttribute('aria-label', '播放背景音乐')
audioButton.innerHTML = `
<span class="mclive-control-status" aria-hidden="true"></span>
<span class="mclive-control-name">AUDIO</span>
<span class="mclive-control-value mclive-audio-label">OFF</span>
<span class="mclive-audio-icon" aria-hidden="true"></span>
`
controls.appendChild(audioButton)
document.head.appendChild(style)
const audioIcon = audioButton.querySelector('.mclive-audio-icon')
const audioLabel = audioButton.querySelector('.mclive-audio-label')
const audio = new Audio(AUDIO_SOURCE)
audio.loop = true
audio.preload = 'auto'
const playIcon = '<svg viewBox="0 0 24 24"><path d="M8 5v14l11-7z"/></svg>'
const pauseIcon = '<svg viewBox="0 0 24 24"><path d="M6 5h4v14H6zm8 0h4v14h-4z"/></svg>'
function updateAudioControl() {
const playing = !audio.paused
audioIcon.innerHTML = playing ? pauseIcon : playIcon
audioLabel.textContent = playing ? 'ON' : 'OFF'
audioButton.classList.toggle('is-playing', playing)
audioButton.setAttribute('aria-label', playing ? '暂停背景音乐' : '播放背景音乐')
}
async function startAudio() {
if (!audio.paused) return
try {
await audio.play()
} catch {
// Browsers may reject playback until a qualifying user gesture occurs.
}
updateAudioControl()
}
function handleFirstInteraction(event) {
if (audioButton.contains(event.target)) return
startAudio()
}
audioButton.addEventListener('click', async () => {
if (audio.paused) await startAudio()
else audio.pause()
updateAudioControl()
})
audio.addEventListener('play', updateAudioControl)
audio.addEventListener('pause', updateAudioControl)
document.addEventListener('pointerdown', handleFirstInteraction, { passive: true })
document.addEventListener('touchstart', handleFirstInteraction, { passive: true })
document.addEventListener('keydown', handleFirstInteraction)
updateAudioControl()
})()
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(() => {
const TARGET_TIME = '2026-08-01T20:00:00+08:00'
const targetTimestamp = new Date(TARGET_TIME).getTime()
if (Number.isNaN(targetTimestamp)) {
console.error('[MCLIVE countdown] Invalid TARGET_TIME:', TARGET_TIME)
return
}
const style = document.createElement('style')
style.textContent = `
#mclive-countdown-overlay {
--countdown-night: #041117;
--countdown-ice: #d7f1e8;
--countdown-mist: #8fafb2;
--countdown-gold: #c6a15b;
--countdown-line: rgba(166, 209, 203, 0.22);
position: fixed;
z-index: 2147483646;
inset: 0;
display: grid;
place-items: center;
min-height: 100svh;
padding: 84px 24px 42px;
overflow: hidden;
color: var(--countdown-ice);
background: rgba(4, 17, 23, 0.3);
-webkit-backdrop-filter: blur(20px) saturate(0.72);
backdrop-filter: blur(20px) saturate(0.72);
font-family: 'Noto Sans SC', system-ui, sans-serif;
touch-action: pan-y;
}
#mclive-countdown-overlay::before {
content: '';
position: absolute;
inset: 0;
opacity: 0.32;
background-image:
linear-gradient(var(--countdown-line) 1px, transparent 1px),
linear-gradient(90deg, var(--countdown-line) 1px, transparent 1px);
background-size: 54px 54px;
mask-image: radial-gradient(circle at center, black 10%, transparent 72%);
pointer-events: none;
}
#mclive-countdown-overlay::after {
content: '';
position: absolute;
width: min(72vw, 760px);
aspect-ratio: 1;
border: 1px solid rgba(215, 241, 232, 0.13);
border-radius: 50%;
box-shadow:
0 0 0 68px rgba(79, 143, 120, 0.035),
0 0 0 136px rgba(79, 143, 120, 0.018);
pointer-events: none;
}
.mclive-countdown-terminal {
position: relative;
z-index: 1;
width: min(960px, 100%);
padding: clamp(28px, 5vw, 64px);
border: 1px solid var(--countdown-line);
background: rgba(4, 17, 23, 0.78);
box-shadow: 0 36px 120px rgba(0, 0, 0, 0.45);
text-align: center;
}
.mclive-countdown-terminal::before,
.mclive-countdown-terminal::after {
content: '';
position: absolute;
width: 14px;
height: 14px;
border-color: var(--countdown-gold);
}
.mclive-countdown-terminal::before {
top: -5px;
left: -5px;
border-top: 1px solid;
border-left: 1px solid;
}
.mclive-countdown-terminal::after {
right: -5px;
bottom: -5px;
border-right: 1px solid;
border-bottom: 1px solid;
}
.mclive-countdown-kicker,
.mclive-countdown-target,
.mclive-countdown-unit,
.mclive-countdown-status,
.mclive-countdown-toggle {
font-family: 'IBM Plex Mono', ui-monospace, monospace;
text-transform: uppercase;
letter-spacing: 0.14em;
}
.mclive-countdown-kicker {
margin: 0 0 18px;
color: var(--countdown-gold);
font-size: 10px;
}
.mclive-countdown-title {
margin: 0;
font-family: 'ZCOOL QingKe HuangYou', 'Noto Sans SC', sans-serif;
font-size: clamp(40px, 7vw, 82px);
font-weight: 400;
line-height: 1;
letter-spacing: -0.02em;
}
.mclive-countdown-title span {
color: var(--countdown-gold);
}
.mclive-countdown-target {
margin: 18px 0 0;
color: var(--countdown-mist);
font-size: 9px;
}
.mclive-countdown-grid {
display: grid;
grid-template-columns: repeat(4, 1fr);
margin-top: clamp(30px, 5vw, 54px);
border-top: 1px solid var(--countdown-line);
border-bottom: 1px solid var(--countdown-line);
}
.mclive-countdown-cell {
min-width: 0;
padding: clamp(18px, 4vw, 34px) 8px;
border-right: 1px solid var(--countdown-line);
}
.mclive-countdown-cell:last-child {
border-right: 0;
}
.mclive-countdown-value {
display: block;
color: var(--countdown-ice);
font-family: 'IBM Plex Mono', ui-monospace, monospace;
font-size: clamp(34px, 7vw, 72px);
font-weight: 500;
font-variant-numeric: tabular-nums;
line-height: 1;
text-shadow: 0 0 34px rgba(215, 241, 232, 0.13);
}
.mclive-countdown-unit {
display: block;
margin-top: 12px;
color: var(--countdown-mist);
font-size: 8px;
}
.mclive-countdown-status {
display: flex;
align-items: center;
justify-content: center;
gap: 10px;
margin: 24px 0 0;
color: var(--countdown-mist);
font-size: 8px;
}
.mclive-countdown-status i {
width: 7px;
height: 7px;
background: #e05a47;
box-shadow: 0 0 12px #e05a47;
animation: mclive-countdown-pulse 1.8s infinite;
}
.mclive-countdown-collapse {
min-height: 42px;
padding: 0 17px;
display: inline-flex;
align-items: center;
justify-content: center;
gap: 10px;
border: 1px solid var(--countdown-line);
color: var(--countdown-ice);
background: rgba(4, 17, 23, 0.82);
cursor: pointer;
font-size: 8px;
margin-top: 22px;
border-color: rgba(166, 209, 203, 0.14);
color: var(--countdown-mist);
background: transparent;
}
.mclive-countdown-restore {
display: none;
border-bottom: 0;
}
.mclive-countdown-collapse:hover {
border-color: var(--countdown-gold);
}
.mclive-countdown-collapse:focus-visible {
outline: 2px solid var(--countdown-gold);
outline-offset: 4px;
}
.mclive-countdown-collapse svg {
width: 15px;
height: 15px;
stroke: currentColor;
fill: none;
stroke-width: 1.8;
}
#mclive-countdown-overlay.is-collapsed {
display: none;
}
.mclive-countdown-restore.is-visible {
display: inline-flex;
}
.mclive-countdown-restore .mclive-archive-mark {
width: 9px;
height: 9px;
flex: 0 0 auto;
border: 1px solid var(--mclive-control-gold, #c6a15b);
transform: rotate(45deg);
}
.mclive-countdown-restore .mclive-control-value {
color: var(--mclive-control-gold, #c6a15b);
}
@keyframes mclive-countdown-pulse {
50% { opacity: 0.4; box-shadow: 0 0 3px #e05a47; }
}
@media (max-width: 620px) {
#mclive-countdown-overlay { padding: 76px 16px 28px; }
.mclive-countdown-terminal { padding: 32px 14px; }
.mclive-countdown-cell { padding-left: 3px; padding-right: 3px; }
.mclive-countdown-unit { letter-spacing: 0.08em; }
.mclive-countdown-collapse { margin-top: 18px; }
}
@media (prefers-reduced-motion: reduce) {
.mclive-countdown-status i { animation: none; }
}
`
const overlay = document.createElement('div')
overlay.id = 'mclive-countdown-overlay'
overlay.setAttribute('role', 'dialog')
overlay.setAttribute('aria-label', 'MCLIVE 世界实例开放倒计时')
overlay.innerHTML = `
<section class="mclive-countdown-terminal">
<p class="mclive-countdown-kicker">WORLD INSTANCE 001 / ACCESS LOCKED</p>
<h1 class="mclive-countdown-title">世界档案将在<br><span>倒计时结束后开启</span></h1>
<p class="mclive-countdown-target"></p>
<div class="mclive-countdown-grid" aria-live="off">
<div class="mclive-countdown-cell"><strong class="mclive-countdown-value" data-countdown="days">00</strong><span class="mclive-countdown-unit">DAYS / 天</span></div>
<div class="mclive-countdown-cell"><strong class="mclive-countdown-value" data-countdown="hours">00</strong><span class="mclive-countdown-unit">HOURS / 时</span></div>
<div class="mclive-countdown-cell"><strong class="mclive-countdown-value" data-countdown="minutes">00</strong><span class="mclive-countdown-unit">MINUTES / 分</span></div>
<div class="mclive-countdown-cell"><strong class="mclive-countdown-value" data-countdown="seconds">00</strong><span class="mclive-countdown-unit">SECONDS / 秒</span></div>
</div>
<p class="mclive-countdown-status"><i></i> SERVER PREPARATION IN PROGRESS</p>
<button class="mclive-countdown-toggle mclive-countdown-collapse" type="button" aria-label="收起倒计时覆盖层">
<svg viewBox="0 0 24 24" aria-hidden="true"><path d="M7 3H3v4M17 3h4v4M7 21H3v-4M17 21h4v-4"/></svg>
<span>MINIMIZE ARCHIVE</span>
</button>
</section>
`
document.head.appendChild(style)
document.body.appendChild(overlay)
let controls = document.getElementById('mclive-floating-controls')
if (!controls) {
controls = document.createElement('div')
controls.id = 'mclive-floating-controls'
document.body.appendChild(controls)
}
const restoreButton = document.createElement('button')
restoreButton.className = 'mclive-floating-control mclive-countdown-toggle mclive-countdown-restore'
restoreButton.type = 'button'
restoreButton.setAttribute('aria-label', '展开倒计时覆盖层')
restoreButton.innerHTML = `
<span class="mclive-archive-mark" aria-hidden="true"></span>
<span class="mclive-control-name">ARCHIVE</span>
<span class="mclive-control-value mclive-countdown-compact">--D --H</span>
`
controls.appendChild(restoreButton)
const values = {
days: overlay.querySelector('[data-countdown="days"]'),
hours: overlay.querySelector('[data-countdown="hours"]'),
minutes: overlay.querySelector('[data-countdown="minutes"]'),
seconds: overlay.querySelector('[data-countdown="seconds"]'),
}
const targetLabel = overlay.querySelector('.mclive-countdown-target')
const collapseButton = overlay.querySelector('.mclive-countdown-collapse')
const compactCountdown = restoreButton.querySelector('.mclive-countdown-compact')
collapseButton.addEventListener('click', () => {
overlay.classList.add('is-collapsed')
overlay.setAttribute('aria-hidden', 'true')
restoreButton.classList.add('is-visible')
restoreButton.focus()
})
restoreButton.addEventListener('click', () => {
overlay.classList.remove('is-collapsed')
overlay.removeAttribute('aria-hidden')
restoreButton.classList.remove('is-visible')
collapseButton.focus()
})
const targetDate = new Date(targetTimestamp)
targetLabel.textContent = `TARGET / ${targetDate.toLocaleString('zh-CN', {
year: 'numeric',
month: '2-digit',
day: '2-digit',
hour: '2-digit',
minute: '2-digit',
second: '2-digit',
hour12: false,
})}`
function updateCountdown() {
const remaining = Math.max(0, targetTimestamp - Date.now())
const totalSeconds = Math.floor(remaining / 1000)
const days = Math.floor(totalSeconds / 86400)
const hours = Math.floor((totalSeconds % 86400) / 3600)
const minutes = Math.floor((totalSeconds % 3600) / 60)
const seconds = totalSeconds % 60
values.days.textContent = String(days).padStart(2, '0')
values.hours.textContent = String(hours).padStart(2, '0')
values.minutes.textContent = String(minutes).padStart(2, '0')
values.seconds.textContent = String(seconds).padStart(2, '0')
compactCountdown.textContent = days > 0
? `${days}D ${String(hours).padStart(2, '0')}H`
: `${String(hours).padStart(2, '0')}:${String(minutes).padStart(2, '0')}:${String(seconds).padStart(2, '0')}`
}
updateCountdown()
window.setInterval(updateCountdown, 250)
})()