'use strict';

/**
 * F9-F11 offseason hub + E1 movement strip — the laws, not the pixels.
 *
 * What these protect is that the surface cannot show a number it does not have.
 * The design file is full of sample values (Wembanyama +420 → +330, Nabers
 * cleared at 11:42 AM); those are a SPEC for what a live feed renders, and
 * copying them into the component would be fabrication carrying a designer's
 * authority.
 */

const fs = require('fs');
const path = require('path');
const ROOT = path.join(__dirname, '..', '..');
const read = (r) => fs.readFileSync(path.join(ROOT, r), 'utf8');

/**
 * Strip comments before matching. My first version of these assertions matched
 * my own doc blocks -- the ordering check found "WHAT CHANGED TODAY" in the
 * header comment, and the no-curves check caught the word "curve" in the
 * sentence explaining why curves are wrong. A guard that reads its own
 * explanation is not reading the render.
 */
const stripComments = (s) => s.replace(/\/\*[\s\S]*?\*\//g, '').replace(/^\s*\/\/.*$/gm, '');

const HUB_RAW = read('web/src/components/vyndr/OffseasonHub.tsx');
const STRIP_RAW = read('web/src/components/vyndr/MovementStrip.tsx');
const HUB = stripComments(HUB_RAW);
const STRIP = stripComments(STRIP_RAW);

describe('the hub cannot ship the design file\'s sample data', () => {
  it('contains none of the spec\'s sample subjects or prices', () => {
    for (const sample of ['Wembanyama', 'Nabers', 'Dybantsa', 'Boozer', 'Kincaid', '+420', '+330']) {
      expect(HUB).not.toContain(sample);
    }
  });

  it('renders the QUIET WIRE empty state verbatim, not a generic blank', () => {
    expect(HUB).toMatch(/QUIET WIRE/);
    expect(HUB).toMatch(/We don't manufacture movement\./);
  });

  it('carries the spec\'s load-bearing subhead', () => {
    // An offseason number is not a game line; saying so is the difference
    // between a read and a bet.
    expect(HUB).toMatch(/OUTLOOKS REPRICE ON NEWS · NOT GAME ODDS/);
  });

  it('leads with what changed today — the countdown is ambient, not the hero', () => {
    // In the RENDER the countdown sits in the header block above; the hero
    // section is WHAT CHANGED TODAY. Both must be present and ordered.
    const iCountdown = HUB.indexOf('DAYS TO');
    const iHero = HUB.indexOf('WHAT CHANGED TODAY');
    expect(iCountdown).toBeGreaterThan(-1);
    expect(iHero).toBeGreaterThan(iCountdown);
    expect(HUB_RAW).toMatch(/never the hero/);   // the law, stated in the source
  });

  it('every OUTLOOK-ONLY row carries NOT GRADED', () => {
    // The block exists in order to say it.
    expect(HUB).toMatch(/NOT GRADED/);
  });

  it('empty board says nothing rather than showing placeholders', () => {
    expect(HUB).toMatch(/Nothing shown rather than a board of placeholders/);
  });
});

describe('E1 movement strip obeys its spec laws', () => {
  it('does NOT reimplement the colour law — it consumes gradeShift', () => {
    // Forking the toward/against rule is how two surfaces drift apart.
    expect(STRIP).toMatch(/buildGradeTimeline/);
    expect(STRIP).not.toMatch(/isUnder\s*\(/);
  });

  it('draws STEPS, not curves', () => {
    // H then V — a hold, then a jump. No smoothing, which would invent prices
    // that never traded.
    expect(STRIP).toMatch(/H\$\{x1\} V\$\{y1\}/);
    // No SVG curve commands in the emitted path -- C, S, Q or T.
    expect(STRIP).not.toMatch(/[CSQT]\s*\$\{/);
  });

  it('renders FLAT as a hairline plus the day count', () => {
    expect(STRIP).toMatch(/FLAT\{typeof days === 'number'/);
  });

  it('is never blank — too little history says so', () => {
    expect(STRIP).toMatch(/NO MOVEMENT HISTORY/);
  });

  it('green is reserved for a move that FAVOURS the read', () => {
    expect(STRIP).toMatch(/dir === 'toward' \? TOWARD/);
  });
});

describe('the archetype doctrine is recorded', () => {
  it('the 83-taxonomy doctrine exists and forbids decoration-as-data', () => {
    const d = read('specs/ARCHETYPE-TAXONOMY-DOCTRINE.md');
    expect(d).toMatch(/Decoration-as-data is forbidden/);
    expect(d).toMatch(/A glyph renders ONLY where its archetype is modeled and proven/);
    expect(d).toMatch(/DUAL THREAT/);
  });
});