import * as THREE from 'three'; // Crate-digging: a self-contained inspect scene. Enter on a crate → records stand packed in a // bin; scroll/drag riffles a damped "cursor" through them; each sleeve hinges forward at its // bottom edge as you pass it; tap the front sleeve to pull it out and inspect (price/condition/ // add-to-cart). Procedural fwip/thunk audio — no asset files. const REC_W = 0.31, REC_H = 0.31, GAP = 0.013, MAXFLIP = 1.95, BACK = -0.12; export function createDig(renderer, { onClose } = {}) { const scene = new THREE.Scene(); scene.background = new THREE.Color(0x0a0a0c); const camera = new THREE.PerspectiveCamera(45, innerWidth / innerHeight, 0.01, 50); camera.position.set(0, 0.5, 0.92); camera.lookAt(0, 0.12, -0.2); scene.add(new THREE.AmbientLight(0xffffff, 0.45)); const spot = new THREE.SpotLight(0xfff2e6, 26, 5, 0.7, 0.5, 1.2); spot.position.set(0.4, 1.5, 0.9); spot.target.position.set(0, 0, -0.3); scene.add(spot, spot.target); const floor = new THREE.Mesh(new THREE.BoxGeometry(0.46, 0.02, 1.1), new THREE.MeshStandardMaterial({ color: 0x16161a, roughness: 0.9 })); floor.position.set(0, -0.011, -0.45); scene.add(floor); const loader = new THREE.TextureLoader(); loader.crossOrigin = 'anonymous'; let recs = [], cursor = 0, vel = 0, active = false, pulled = null, lastFloor = -1; function el(tag, cls, txt) { const e = document.createElement(tag); e.className = cls; if (txt) e.textContent = txt; return e; } const css = el('style'); css.textContent = ` .dg-hint{position:fixed;left:50%;bottom:18px;transform:translateX(-50%);background:rgba(0,0,0,.6);color:#eee;padding:6px 14px;border-radius:20px;font:13px system-ui;pointer-events:none;display:none} .dg-cur{position:fixed;left:50%;top:22px;transform:translateX(-50%);color:#fff;font:500 16px system-ui;text-shadow:0 1px 4px #000;pointer-events:none;text-align:center;max-width:80%;display:none} .dg-panel{position:fixed;right:6%;top:50%;transform:translateY(-50%);width:280px;background:rgba(16,16,20,.94);border:1px solid #333;border-radius:12px;padding:18px;color:#eee;font:14px system-ui;display:none} .dg-panel h3{margin:.1em 0;font-weight:500;color:#ff5db1} .dg-panel .meta{color:#aaa;font-size:13px;margin:4px 0 10px} .dg-panel .price{font-size:24px;font-weight:500} .dg-panel button{margin-top:14px;width:100%;padding:10px;border:0;border-radius:8px;background:#ff5db1;color:#1a0a14;font:500 14px system-ui;cursor:pointer} .dg-panel .x{position:absolute;top:8px;right:13px;cursor:pointer;color:#888;font-size:18px}`; document.head.appendChild(css); const hint = el('div', 'dg-hint', 'scroll / drag to flip · click a sleeve to pull · Esc to step back'); const curLbl = el('div', 'dg-cur'); const panel = el('div', 'dg-panel'); document.body.append(hint, curLbl, panel); // --- procedural audio --- let actx; function blip(kind) { try { actx = actx || new (window.AudioContext || window.webkitAudioContext)(); if (kind === 'fwip') { const n = Math.floor(actx.sampleRate * 0.05), buf = actx.createBuffer(1, n, actx.sampleRate), d = buf.getChannelData(0); for (let i = 0; i < n; i++) d[i] = (Math.random() * 2 - 1) * Math.pow(1 - i / n, 2); const s = actx.createBufferSource(); s.buffer = buf; const f = actx.createBiquadFilter(); f.type = 'bandpass'; f.frequency.value = 2100; f.Q.value = 0.7; const g = actx.createGain(); g.gain.value = 0.22; s.connect(f); f.connect(g); g.connect(actx.destination); s.start(); } else { const o = actx.createOscillator(); o.type = 'sine'; o.frequency.value = 105; const g = actx.createGain(); g.gain.setValueAtTime(0.0001, actx.currentTime); g.gain.exponentialRampToValueAtTime(0.5, actx.currentTime + 0.005); g.gain.exponentialRampToValueAtTime(0.0001, actx.currentTime + 0.28); o.connect(g); g.connect(actx.destination); o.start(); o.stop(actx.currentTime + 0.3); } } catch (e) {} } function buildStack(records) { recs.forEach(r => scene.remove(r.group)); recs = []; records.forEach((rec, i) => { const grp = new THREE.Group(); grp.position.set(0, 0, -i * GAP - 0.05); const mat = new THREE.MeshStandardMaterial({ color: 0x2b2b33, roughness: 0.75 }); const mesh = new THREE.Mesh(new THREE.BoxGeometry(REC_W, REC_H, 0.0035), mat); mesh.position.y = REC_H / 2; // hinge at group origin = bin floor grp.add(mesh); grp.rotation.x = BACK; scene.add(grp); recs.push({ group: grp, mat, rec, angle: BACK, loaded: false, homeZ: -i * GAP - 0.05 }); }); cursor = 0; vel = 0; lastFloor = -1; loadCoversNear(); updateCur(); } function loadCoversNear() { const c = Math.round(cursor); for (let i = Math.max(0, c - 8); i < Math.min(recs.length, c + 9); i++) { const r = recs[i]; if (r.loaded) continue; r.loaded = true; const url = r.rec.thumb; if (!url) continue; loader.load(url, tx => { tx.colorSpace = THREE.SRGBColorSpace; r.mat.map = tx; r.mat.color.set(0xffffff); r.mat.needsUpdate = true; }, undefined, () => {}); } } function updateCur() { const r = recs[Math.round(cursor)]; curLbl.textContent = r ? `${r.rec.title || r.rec.sku}${r.rec.artist ? ' — ' + r.rec.artist : ''}` : ''; } function pull() { const r = recs[Math.round(cursor)]; if (!r) return; pulled = r; r.pullT = 0; blip('thunk'); const d = r.rec; panel.innerHTML = `
✕

${d.title || d.sku}

` + `
${d.artist || ''}
` + `
$${d.price ?? '—'}
` + `
condition ${d.condition || '—'} · DealGod value: — (key wire pending)
` + ``; panel.style.display = 'block'; panel.querySelector('.x').onclick = unpull; panel.querySelector('button').onclick = () => { curLbl.textContent = 'added: ' + (d.title || d.sku); }; } function unpull() { if (!pulled) return; pulled.group.position.set(0, 0, pulled.homeZ); pulled = null; panel.style.display = 'none'; updateCur(); } function update(dt) { if (!active) return; vel *= Math.pow(0.0008, dt); // damped momentum cursor += vel * dt; if (cursor < 0) { cursor = 0; vel = 0; } if (cursor > recs.length - 1) { cursor = recs.length - 1; vel = 0; } const fl = Math.floor(cursor); if (fl !== lastFloor) { lastFloor = fl; blip('fwip'); loadCoversNear(); updateCur(); } recs.forEach((r, i) => { const f = THREE.MathUtils.smoothstep(cursor - i, -0.4, 1.2); // 0 upright → 1 flipped forward const target = BACK + f * (MAXFLIP - BACK); r.angle += (target - r.angle) * Math.min(1, dt * 12); if (r !== pulled) r.group.rotation.x = r.angle; }); if (pulled) { pulled.pullT = Math.min(1, pulled.pullT + dt * 3); pulled.group.position.lerp(new THREE.Vector3(0, 0.42, 0.55), Math.min(1, dt * 5)); pulled.group.rotation.x += (0 - pulled.group.rotation.x) * Math.min(1, dt * 6); } } // --- input (guarded by active) --- let dragY = null, moved = 0; function onWheel(e) { if (!active) return; e.preventDefault(); vel += e.deltaY * 0.012; } function onDown(e) { if (!active) return; dragY = e.clientY; moved = 0; } function onMove(e) { if (!active || dragY == null) return; const dy = e.clientY - dragY; moved += Math.abs(dy); cursor += dy * 0.02; vel = dy * 0.6; dragY = e.clientY; } function onUp() { if (!active) return; if (moved < 4 && !pulled) pull(); dragY = null; } function onKey(e) { if (!active) return; if (e.key === 'Escape') { e.stopPropagation(); if (pulled) unpull(); else close(); } } renderer.domElement.addEventListener('wheel', onWheel, { passive: false }); renderer.domElement.addEventListener('pointerdown', onDown); renderer.domElement.addEventListener('pointermove', onMove); renderer.domElement.addEventListener('pointerup', onUp); document.addEventListener('keydown', onKey, true); async function open(crateId) { active = true; hint.style.display = 'block'; curLbl.style.display = 'block'; try { const res = await fetch(`/virtual/crate/${crateId}/records`).then(r => r.json()); buildStack(res.records || []); } catch (e) { curLbl.textContent = 'failed to load crate'; } } function close() { active = false; pulled = null; [hint, curLbl, panel].forEach(e => e.style.display = 'none'); recs.forEach(r => scene.remove(r.group)); recs = []; if (onClose) onClose(); } return { scene, camera, open, update, close, get active() { return active; } }; }