546 lines
16 KiB
HTML
546 lines
16 KiB
HTML
<!doctype html>
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<html lang="en">
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<head>
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<meta charset="utf-8">
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<title>OPHI-118 / SIGN-OFF</title>
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<style>
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:root {
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--bg: #07080d;
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--ink: #e8e8e0;
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--hud: #4fd2ff;
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--hud-dim: #2a7fa6;
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--accent: #e63a2e;
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--warn: #ffd000;
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--offair: #ff6f5a;
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--term-bg: #04120a;
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--term-fg: #5fdc62;
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--term-fg-bright: #97f99a;
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--term-fg-dim: #2c8d2f;
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--term-glow: rgba(80, 220, 100, 0.55);
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--term-edge: rgba(80, 220, 100, 0.45);
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--mono: 'DejaVu Sans Mono', 'Liberation Mono', 'Consolas', monospace;
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--display: 'DejaVu Sans', 'Liberation Sans', 'Helvetica', 'Arial', sans-serif;
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}
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* { margin: 0; padding: 0; box-sizing: border-box; }
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html, body {
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width: 100%; height: 100%;
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background: var(--bg);
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color: var(--ink);
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font-family: var(--display);
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overflow: hidden;
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user-select: none;
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}
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body {
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position: relative;
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display: grid;
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grid-template-rows: auto 1fr auto auto;
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padding: 40px 72px;
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gap: 28px;
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}
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/* ───────── HUD top strip ───────── */
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.hud {
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display: grid;
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grid-template-columns: 1fr 1fr 1fr;
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align-items: center;
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font-family: var(--mono);
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font-size: 22px;
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font-weight: 700;
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color: var(--hud);
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letter-spacing: 0.08em;
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}
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.hud .group { display: flex; gap: 28px; align-items: center; }
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.hud > .group:nth-child(1) { justify-self: start; }
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.hud > .group:nth-child(2) { justify-self: center; }
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.hud > .group:nth-child(3) { justify-self: end; }
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.hud .dim { color: var(--hud-dim); }
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.hud .group > span { display: inline-flex; align-items: center; gap: 12px; }
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.hud .led {
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display: inline-block;
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width: 11px; height: 11px;
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border-radius: 50%;
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background: var(--offair);
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box-shadow: 0 0 10px var(--offair);
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/* Small upward nudge: flex centers on line-box mid, but caps-only text
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reads centered around cap-height mid which sits a touch higher. */
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margin-top: -0.08em;
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animation: rec-blink 2.4s ease-in-out infinite;
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}
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/* The ▮/▯ glyphs in DejaVu Sans Mono are designed centered on x-height,
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not cap-height, so against all-caps SIGNAL their visual middle sits low.
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Lift by ~(cap-mid − x-mid) ≈ 0.10em to put the glyph center on cap center. */
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#signal {
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display: inline-block;
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transform: translateY(-0.10em);
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}
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@keyframes rec-blink {
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0%, 65% { opacity: 1; }
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75%, 100% { opacity: 0.15; }
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}
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/* ───────── Terminal stage ───────── */
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.stage {
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display: flex;
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align-items: center;
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justify-content: center;
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}
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.terminal {
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width: 60vw;
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max-width: 1380px;
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height: 58vh;
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max-height: 740px;
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min-height: 400px;
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position: relative;
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overflow: hidden;
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background: var(--term-bg);
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border: 2px solid var(--term-edge);
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border-radius: 6px;
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padding: 28px 36px;
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font-family: var(--mono);
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font-size: 26px;
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line-height: 1.55;
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color: var(--term-fg);
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text-shadow: 0 0 6px var(--term-glow);
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box-shadow:
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0 0 60px rgba(80, 220, 100, 0.10),
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inset 0 0 90px rgba(0, 30, 0, 0.65);
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display: flex;
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flex-direction: column;
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}
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#termOutput {
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flex: 1 1 auto;
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min-height: 0;
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display: flex;
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flex-direction: column;
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justify-content: flex-end;
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overflow: hidden;
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}
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.terminal::after {
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content: '';
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position: absolute; inset: 0;
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pointer-events: none;
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background: repeating-linear-gradient(
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to bottom,
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rgba(0,0,0,0) 0px,
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rgba(0,0,0,0) 2px,
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rgba(0,0,0,0.28) 3px,
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rgba(0,0,0,0.28) 4px
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);
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opacity: 0.55;
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mix-blend-mode: multiply;
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}
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.term-line { white-space: pre-wrap; word-break: break-word; }
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.term-prompt { color: var(--term-fg-bright); }
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.term-out { color: var(--term-fg); }
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.term-dim { color: var(--term-fg-dim); }
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.term-warn { color: var(--warn); }
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.term-cursor {
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display: inline-block;
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width: 0.55em;
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height: 1em;
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background: var(--term-fg);
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margin-left: 6px;
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vertical-align: -0.15em;
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box-shadow: 0 0 8px var(--term-glow);
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animation: term-blink 1.05s steps(2) infinite;
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}
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@keyframes term-blink { 50% { opacity: 0; } }
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.term-now-playing { margin-top: 10px; }
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.term-now-playing .np-arrow {
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color: var(--term-fg-bright);
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margin-right: 10px;
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animation: np-pulse 1.05s ease-in-out infinite alternate;
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}
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.term-now-playing .np-title { color: var(--term-fg-bright); }
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.term-now-playing .np-time { color: var(--term-fg-dim); margin-left: 12px; }
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@keyframes np-pulse {
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0% { opacity: 0.45; }
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100% { opacity: 1.00; }
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}
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/* ───────── Big sign-off banner ───────── */
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/* text-indent compensates for trailing letter-spacing on the last char,
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which would otherwise be included in the centered inline box and shift
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visible text left by half the letter-spacing value. */
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.banner { text-align: center; }
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.banner .label {
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font-family: var(--mono);
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font-size: 22px;
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letter-spacing: 0.45em;
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text-indent: 0.45em;
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color: var(--hud-dim);
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margin-bottom: 12px;
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}
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.banner .title {
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font-family: var(--mono);
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font-size: 116px;
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font-weight: 900;
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letter-spacing: 0.18em;
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text-indent: 0.18em;
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line-height: 1;
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color: var(--ink);
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text-shadow:
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0 0 22px rgba(255, 111, 90, 0.18),
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0 0 48px rgba(230, 58, 46, 0.10);
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animation: sign-pulse 3.6s ease-in-out infinite;
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}
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.banner .sub {
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margin-top: 18px;
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font-family: var(--mono);
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font-size: 22px;
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letter-spacing: 0.45em;
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text-indent: 0.45em;
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color: var(--hud-dim);
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}
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@keyframes sign-pulse {
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0%, 100% { opacity: 0.88; }
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50% { opacity: 1.00; }
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}
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/* ───────── Footer ───────── */
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.foot {
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display: grid;
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grid-template-columns: 1fr 1fr 1fr;
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align-items: center;
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font-family: var(--mono);
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font-size: 19px;
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color: var(--hud-dim);
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letter-spacing: 0.12em;
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}
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.foot > *:nth-child(1) { justify-self: start; }
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.foot > *:nth-child(2) { justify-self: center; }
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.foot > *:nth-child(3) { justify-self: end; }
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.foot .offair { color: var(--offair); }
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/* ───────── Body overlays ───────── */
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#static {
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position: absolute; inset: 0;
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width: 100%; height: 100%;
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pointer-events: none;
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opacity: 0.045;
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mix-blend-mode: screen;
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image-rendering: pixelated;
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}
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.scanlines {
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position: absolute; inset: 0;
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pointer-events: none;
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background: repeating-linear-gradient(
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to bottom,
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rgba(0,0,0,0) 0px,
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rgba(0,0,0,0) 2px,
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rgba(0,0,0,0.20) 3px,
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rgba(0,0,0,0.20) 4px
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);
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opacity: 0.5;
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mix-blend-mode: multiply;
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}
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.vignette {
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position: absolute; inset: 0;
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pointer-events: none;
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background: radial-gradient(
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ellipse at center,
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rgba(0,0,0,0) 45%,
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rgba(0,0,0,0.60) 100%
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);
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}
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.flicker {
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position: absolute; inset: 0;
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pointer-events: none;
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background: rgba(0,0,0,0);
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animation: flicker 11s ease-in-out infinite;
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}
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@keyframes flicker {
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0%, 100% { background: rgba(0,0,0,0); }
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18% { background: rgba(0,0,0,0); }
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18.3% { background: rgba(0,0,0,0.06); }
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18.5% { background: rgba(0,0,0,0); }
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47% { background: rgba(0,0,0,0); }
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47.3% { background: rgba(0,0,0,0.08); }
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47.5% { background: rgba(0,0,0,0); }
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78% { background: rgba(0,0,0,0); }
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78.4% { background: rgba(0,0,0,0.05); }
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78.7% { background: rgba(0,0,0,0); }
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}
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</style>
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</head>
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<body>
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<header class="hud">
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<div class="group">
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<span><span class="led"></span>OFF AIR</span>
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<span>OPHI-118 // SIGN-OFF</span>
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</div>
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<div class="group">
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<span class="dim">SIGNAL</span>
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<span id="signal">▮▮▯▯▯</span>
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</div>
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<div class="group">
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<span class="dim">UTC</span>
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<span id="clock">--:--:--</span>
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</div>
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</header>
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<main class="stage">
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<div class="terminal">
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<div id="termOutput"></div>
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</div>
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</main>
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<section class="banner" id="banner">
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<div class="label">— TRANSMISSION ENDED —</div>
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<div class="title" id="bannerTitle">GOOD BYE</div>
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<div class="sub" id="bannerSub">— THANKS FOR TUNING IN —</div>
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</section>
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<footer class="foot">
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<span>CH 118.0 MHz</span>
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<span id="rig">— PROJECT MANIFEST UNLOADED —</span>
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<span class="offair">■ OFF AIR</span>
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</footer>
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<canvas id="static"></canvas>
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<div class="scanlines"></div>
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<div class="vignette"></div>
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<div class="flicker"></div>
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<!-- Playlist manifest written by scripts/playlist.sh — used here just for the
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track count in the closing terminal output. Actual playback continues in
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the shared Music Daemon source. -->
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<script src="../loading/playlist.js"></script>
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<!-- OBS WebSocket — receives mpd:state broadcasts from the daemon so the
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now-playing line keeps updating during sign-off. -->
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<script src="../vendor/obs-config.js"></script>
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<script src="../vendor/obs-ws-mini.js"></script>
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<script>
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const pad = n => String(n).padStart(2, '0');
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const sleep = ms => new Promise(r => setTimeout(r, ms));
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// ── UTC clock ──
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const clockEl = document.getElementById('clock');
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const tickClock = () => {
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const d = new Date();
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clockEl.textContent = `${pad(d.getUTCHours())}:${pad(d.getUTCMinutes())}:${pad(d.getUTCSeconds())}`;
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};
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tickClock();
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setInterval(tickClock, 1000);
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// ── Signal bar — degrading: more 1s and 2s than during loading ──
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const sigEl = document.getElementById('signal');
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const drawSig = n => '▮'.repeat(n) + '▯'.repeat(5 - n);
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setInterval(() => {
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const r = Math.random();
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sigEl.textContent = drawSig(r < 0.45 ? 1 : r < 0.85 ? 2 : r < 0.97 ? 3 : 0);
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}, 1500);
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// ── Static (CRT noise) ──
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const cv = document.getElementById('static'), ctx = cv.getContext('2d');
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const W = 320, H = 180;
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cv.width = W; cv.height = H;
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const img = ctx.createImageData(W, H);
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const drawNoise = () => {
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const d = img.data;
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for (let i = 0; i < d.length; i += 4) {
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const v = (Math.random() * 255) | 0;
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d[i] = d[i+1] = d[i+2] = v;
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d[i+3] = 255;
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}
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ctx.putImageData(img, 0, 0);
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};
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drawNoise();
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setInterval(drawNoise, 1000 / 8);
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// ── Sign-off sequence (terminal output) ──
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const PROMPT = 'OPHI-118://> ';
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const lines = [
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{ kind: 'cmd', text: 'unloadproject --flush --persist-state' },
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{ kind: 'out', text: 'closing transmission envelope...' },
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{ kind: 'gap' },
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{ kind: 'out', text: 'session :: archived' },
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{ kind: 'out', text: 'camera :: released' },
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{ kind: 'out', text: 'microphone :: released' },
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{ kind: 'out', text: 'capture :: released' },
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{ kind: 'gap' },
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{ kind: 'dim', text: 'flushing buffers...' },
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{ kind: 'gap' },
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{ kind: 'out', text: 'TRANSMISSION ENDED.' },
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{ kind: 'warn', text: '— see you on the next channel —' },
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];
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const term = document.getElementById('termOutput');
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const MAX_TERM_LINES = 200;
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function pruneTerminal() {
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// Cap total node count (memory).
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while (term.children.length > MAX_TERM_LINES) {
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const first = term.firstElementChild;
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if (!first || first === npLine) break;
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term.removeChild(first);
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}
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// Sum rendered heights of children and drop top until they fit. Container
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// is flex/justify-end with overflow:hidden, so neither scrollHeight nor
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// child positions reliably indicate top overflow — but each child's own
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// rendered height does, regardless of clip.
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while (term.children.length > 1) {
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let total = 0;
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for (const c of term.children) total += c.getBoundingClientRect().height;
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if (total <= term.clientHeight) break;
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const first = term.firstElementChild;
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if (!first || first === npLine) break;
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term.removeChild(first);
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}
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}
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function append(prompt, text, cls) {
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const div = document.createElement('div');
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div.className = 'term-line';
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if (prompt) {
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const p = document.createElement('span');
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p.className = 'term-prompt';
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p.textContent = prompt;
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div.appendChild(p);
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}
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const t = document.createElement('span');
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if (cls) t.className = cls;
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t.textContent = text;
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div.appendChild(t);
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term.appendChild(div);
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pruneTerminal();
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return t;
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}
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async function typeCommand(text) {
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const t = append(PROMPT, '', 'term-out');
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for (const c of text) {
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t.textContent += c;
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await sleep(38);
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}
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await sleep(280);
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}
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// ── Music: passive listener; shared Music Daemon plays the audio ──
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const playlistData = window.__PLAYLIST || { tracks: [] };
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const allTracks = playlistData.tracks || [];
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let npLine = null;
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function ensureNowPlayingLine() {
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if (npLine) return npLine;
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npLine = document.createElement('div');
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npLine.className = 'term-line term-now-playing';
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npLine.innerHTML =
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'<span class="np-arrow">▶</span>' +
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'<span class="np-title">connecting to daemon…</span>' +
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'<span class="np-time">[--:-- / --:--]</span>';
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term.appendChild(npLine);
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return npLine;
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}
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function logBeforeNp(text, cls = 'term-out') {
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if (!npLine) { append('> ', text, cls); return; }
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const div = document.createElement('div');
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div.className = 'term-line';
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const p = document.createElement('span'); p.className = 'term-prompt'; p.textContent = '> ';
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const t = document.createElement('span'); t.className = cls; t.textContent = text;
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div.appendChild(p); div.appendChild(t);
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term.insertBefore(div, npLine);
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pruneTerminal();
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}
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function fmtClock(s) {
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if (!isFinite(s) || s < 0) return '--:--';
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return `${pad(Math.floor(s / 60))}:${pad(Math.floor(s % 60))}`;
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}
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let lastTrackIndex = null;
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async function connectMusic() {
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if (!window.__OBSWS) {
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logBeforeNp('[audio] vendor/obs-config.js missing — run scripts/setup.sh', 'term-dim');
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return;
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}
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try {
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const obs = new OBSWSMini(window.__OBSWS.url, window.__OBSWS.password);
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await obs.connect();
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obs.addEventListener('close', () => {
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logBeforeNp('[audio] daemon connection lost — retrying', 'term-dim');
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setTimeout(connectMusic, 2000);
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});
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obs.onCustom('mpd:state', (s) => {
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if (!npLine) ensureNowPlayingLine();
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if (lastTrackIndex !== null && s.index !== lastTrackIndex) {
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logBeforeNp(`[audio] next: ${s.title || '?'}`);
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}
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lastTrackIndex = s.index;
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npLine.querySelector('.np-title').textContent = s.title || '—';
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||
npLine.querySelector('.np-time').textContent =
|
||
`[${fmtClock(s.currentTime)} / ${fmtClock(s.duration)}]`;
|
||
});
|
||
} catch (e) {
|
||
logBeforeNp(`[audio] daemon unreachable (${e.message}) — retrying`, 'term-dim');
|
||
setTimeout(connectMusic, 2500);
|
||
}
|
||
}
|
||
|
||
async function startMusic() {
|
||
await sleep(400);
|
||
await typeCommand('mpd --keep-alive');
|
||
|
||
if (allTracks.length === 0) {
|
||
append('> ', '[audio] no tracks queued', 'term-dim');
|
||
return;
|
||
}
|
||
|
||
append('> ', `[audio] queue retained: ${allTracks.length} tracks`, 'term-out');
|
||
await sleep(180);
|
||
append('> ', '[audio] subscribing to mpd:state events', 'term-out');
|
||
await sleep(220);
|
||
|
||
ensureNowPlayingLine();
|
||
connectMusic();
|
||
}
|
||
|
||
// ── Run sequence: type sign-off → music status ──
|
||
(async () => {
|
||
await sleep(450);
|
||
for (const ln of lines) {
|
||
if (ln.kind === 'cmd') {
|
||
await typeCommand(ln.text);
|
||
} else if (ln.kind === 'gap') {
|
||
append('', ' ', '');
|
||
await sleep(80);
|
||
} else {
|
||
const cls =
|
||
ln.kind === 'dim' ? 'term-dim' :
|
||
ln.kind === 'warn' ? 'term-warn' :
|
||
'term-out';
|
||
append('> ', ln.text, cls);
|
||
await sleep(170);
|
||
}
|
||
}
|
||
await startMusic();
|
||
})();
|
||
|
||
// ── Live "OFFLINE FOR" counter under the banner sub-line ──
|
||
// Scene-load = sign-off start. Counts up indefinitely; if you switch back to
|
||
// a live scene and return, it resets (browser source reload).
|
||
const startMs = Date.now();
|
||
const subEl = document.getElementById('bannerSub');
|
||
const tickOffline = () => {
|
||
const sec = Math.floor((Date.now() - startMs) / 1000);
|
||
const h = Math.floor(sec / 3600);
|
||
const m = Math.floor((sec % 3600) / 60);
|
||
const s = sec % 60;
|
||
const t = h > 0 ? `${pad(h)}:${pad(m)}:${pad(s)}` : `${pad(m)}:${pad(s)}`;
|
||
subEl.textContent = `— OFFLINE FOR ${t} —`;
|
||
};
|
||
// Wait a few seconds before the counter takes over the "thanks" sub-line,
|
||
// so the message has time to register.
|
||
setTimeout(() => { tickOffline(); setInterval(tickOffline, 500); }, 6000);
|
||
</script>
|
||
</body>
|
||
</html>
|