// DS5 (Design v2) — Pricing (Desk-as-hero) + Motion (ticker → punctuated
// stillness) + Empty/Error unification (the 404 bar) + archetype propagation.
// Source-grep locks (plain-JS Jest, no TS transform) — same pattern as
// vyndrParityQA / ds4Billboards. Every assertion targets a DS5 artifact that
// did NOT exist on the base commit, so the suite fails before and passes after.

const fs = require('fs');
const path = require('path');

const ROOT = path.join(__dirname, '..', '..');
const WEB = path.join(ROOT, 'web', 'src');
const read = (rel) => fs.readFileSync(path.join(WEB, rel), 'utf8');
const readCss = () => fs.readFileSync(path.join(WEB, 'app', 'globals.css'), 'utf8');

// Extract a single TIERS object block by its id.
function tierBlock(src, id) {
  const m = src.match(new RegExp(`id: '${id}'[\\s\\S]*?highlight: (true|false)`));
  return m ? m[1] : null;
}

// ── 1. Desk $44.99 is the HERO tier (#8, Part 6) ──────────────────────────
describe('Pricing — Desk is the hero, real prices, single primary CTA', () => {
  const pricing = read('components/Pricing.tsx');
  const showcase = read('app/pricing/DeskShowcase.tsx');
  const page = read('app/pricing/page.tsx');

  test('Desk is highlighted (the hero); Analyst is NOT (no two competing green CTAs, #9)', () => {
    expect(tierBlock(pricing, 'desk')).toBe('true');
    expect(tierBlock(pricing, 'analyst')).toBe('false');
  });

  test('Desk CTA is at least as strong as Analyst — Desk drives the primary button', () => {
    // highlight:true → btn-primary (the strong CTA); highlight:false → btn-ghost.
    expect(pricing).toContain("className={tier.highlight ? 'btn-primary' : 'btn-ghost'}");
    // Desk is the highlighted tier, so it owns the primary; Analyst is secondary.
    expect(tierBlock(pricing, 'desk')).toBe('true');
  });

  test('real prices only — Desk $34.99 founder / $44.99 regular, Analyst $14.99/$19.99, Free 5 reads', () => {
    expect(pricing).toMatch(/id: 'desk'[\s\S]*?price: '\$34\.99'/);
    expect(pricing).toMatch(/id: 'desk'[\s\S]*?originalPrice: '\$44\.99'/);
    expect(pricing).toMatch(/id: 'analyst'[\s\S]*?price: '\$14\.99'/);
    expect(pricing).toMatch(/id: 'analyst'[\s\S]*?originalPrice: '\$19\.99'/);
    expect(pricing).toContain('5 reads to try the model');
    // no fabricated legacy price
    expect(pricing).not.toContain("originalPrice: '$24.99'");
    expect(pricing).not.toContain("originalPrice: '$49.99'");
  });

  test('the Desk story leads with deadpan value-showing copy (no "$1M" brag), above the grid, with a real feature ladder', () => {
    expect(page).toContain('import DeskShowcase');
    expect(page).toContain('<DeskShowcase');
    // Wave 1 — the headline SHOWS what Desk does instead of claiming a dollar
    // figure (VYNDR voice: understated, no hype, no "$1M"/"terminal"-as-brag).
    expect(showcase).toContain('Every grade, every alt line, live.');
    expect(showcase).not.toContain('$1M');
    expect(showcase).not.toContain('1M terminal');
    expect(showcase).toContain('$44.99');   // the conversion hook figure
    expect(showcase).toContain('$34.99');   // the founder price
    // real feature visuals fill the right half (kills the dead half, #8)
    expect(showcase).toContain('ALT LINE LADDER');
    expect(showcase).toContain('QUARTER-KELLY');
    // the primary CTA scrolls to the grid where the real checkout lives
    expect(showcase).toContain('href="#pricing"');
    expect(showcase).toContain('btn-primary');
  });

  test('Stripe checkout wiring is untouched (checkoutUrl + POST /api/checkout)', () => {
    expect(require('../../web/src/lib/checkout').checkoutUrl('desk')).toBe('/api/checkout?tier=desk');
    expect(pricing).toContain("fetch('/api/checkout'");
  });
});

// ── 2. Ticker → punctuated stillness (#7, Part 4) ─────────────────────────
describe('Ticker + header motion — mostly still, meaningful pulses', () => {
  const ticker = read('components/vyndr/Ticker.tsx');
  const css = readCss();

  test('motion is tokenized — no one-off durations (--ticker-hold + --motion-*)', () => {
    expect(css).toMatch(/--ticker-hold:\s*\d+ms/);
    expect(css).toContain('--motion-transition:');
    expect(css).toContain('--motion-data:');
    expect(css).toContain('--motion-idle:');
  });

  test('the ticker RESTS ≥4s on each item (hold token + JS constant both ≥4000ms, in sync)', () => {
    const holdMs = Number((css.match(/--ticker-hold:\s*(\d+)ms/) || [])[1]);
    const jsMs = Number((ticker.match(/TICKER_HOLD_MS\s*=\s*(\d+)/) || [])[1]);
    expect(holdMs).toBeGreaterThanOrEqual(4000);
    expect(jsMs).toBeGreaterThanOrEqual(4000);
    expect(jsMs).toBe(holdMs);
  });

  test('the continuous marquee is retired — the ticker no longer scrolls forever', () => {
    // The resting strip is static; the old infinite .ticker-track marquee is gone
    // from the component (constant motion reads cheap — Part 0 law #1).
    expect(ticker).not.toContain('ticker-track');
    expect(ticker).toContain('ticker-rest');
  });

  test('ONE animated element in the header zone — the ticker no longer renders a competing live-dot', () => {
    // The single idle proof-of-life is the heartbeat live-dot; the ticker drops
    // its own pulsing dot so the header is not ticker + heartbeat + counter.
    expect(ticker).not.toMatch(/className="[^"]*\blive-dot\b/);
    const live = read('components/vyndr/LiveLayer.tsx');
    expect((live.match(/live-dot/g) || []).length).toBe(1);
  });

  test('the EKG heartbeat is a STATIC readout (no idle scroll animation)', () => {
    // .ekg-track keeps its class (vyndrSystems locks the string) but no longer
    // carries an infinite scroll — proof-of-life is the one live-dot.
    expect(/\.ekg-track\s*\{[^}]*animation/.test(css)).toBe(false);
    expect(read('components/vyndr/LiveLayer.tsx')).toContain('ekg-track');
  });

  test('prefers-reduced-motion kills the motion entirely', () => {
    expect(ticker).toContain('prefers-reduced-motion');
    // new ticker motion classes are in the global reduced-motion kill list
    expect(css).toMatch(/prefers-reduced-motion[\s\S]*?\.ticker-item-enter/);
    expect(css).toMatch(/prefers-reduced-motion[\s\S]*?\.ticker-pulse/);
  });

  test('the polling contract is preserved (tickerLive lock stays green)', () => {
    expect(ticker).toContain("fetch('/api/ticker'");
    expect(ticker).toContain('pollMs = 30_000');
    expect(ticker).toContain('feed && feed.length > 0 ? feed : items');
  });
});

// ── 3. Unify empty/error to the 404 bar (#20, Part 8) ─────────────────────
describe('EmptyState — one designed empty/error system, modeled on the 404', () => {
  const es = read('components/vyndr/EmptyState.tsx');

  test('carries the 404 north-star grammar (scanlines + glitch wordmark + amber system voice)', () => {
    expect(es).toContain('scanlines');
    expect(es).toContain('crt-sweep');
    expect(es).toContain('amber-glow');
    expect(es).toContain('Wordmark');
  });

  test('CTA hierarchy — at most one primary (color contract #9)', () => {
    expect(es).toContain('primary');
    expect(es).toContain("a.primary ? 'btn-primary' : 'btn-ghost'");
  });

  test('reused at the "Team not found" offender — no bare-red line', () => {
    const hub = read('app/team/[abbr]/TeamHub.tsx');
    expect(hub).toContain('<EmptyState');
    expect(hub).toContain('code="TEAM NOT FOUND"');
    // the bare-red string is gone
    expect(hub).not.toContain('Team not found.');
  });

  test('reused at the "Game not found" offender', () => {
    const game = read('app/game/[id]/page.tsx');
    expect(game).toContain('<EmptyState');
    expect(game).toContain('code="GAME NOT FOUND"');
  });

  test('reused for the ledger empty states (one voice, not a bespoke box)', () => {
    const ledger = read('app/ledger/page.tsx');
    expect(ledger).toContain('<EmptyState');
    // the old bespoke "surface diagonal-cut tex-scan" empty box is replaced
    expect(ledger).not.toContain('LEDGER EMPTY</p>');
  });

  test('EmptyState is exported from the vyndr barrel (one component, everywhere)', () => {
    expect(read('components/vyndr/index.ts')).toContain("export { default as EmptyState }");
  });
});

// ── 4. Propagate archetype glyphs everywhere (Part 5) ─────────────────────
describe('Archetype glyph+chip — the ONE component, propagated', () => {
  test('the grade reveal renders the archetype (glyph+chip via ArchetypeBlend)', () => {
    const card = read('components/vyndr/GradeResultCard.tsx');
    expect(card).toContain('ArchetypeBlend');
    expect(card).toContain('<ArchetypeBlend');
  });

  test('STREAKS rows render the archetype badge (was plain text) — self-hiding', () => {
    const panel = read('components/StreaksPanel.tsx');
    expect(panel).toContain("import ArchetypeBadge");
    expect(panel).toContain('<ArchetypeBadge');
    expect(panel).toContain('s.archetype &&'); // optional + self-hiding
  });

  test('the ledger rows render the archetype badge (was plain text) — self-hiding', () => {
    const ledger = read('app/ledger/page.tsx');
    expect(ledger).toContain('ArchetypeBadge');
    expect(ledger).toContain('<ArchetypeBadge');
    expect(ledger).toContain('row.archetype &&');
  });

  test('the badge shows its one-line meaning where it leads (showDesc)', () => {
    expect(read('components/StreaksPanel.tsx')).toContain('showDesc');
    expect(read('app/ledger/page.tsx')).toContain('showDesc');
  });
});