import { readFileSync } from 'node:fs';
import { resolve } from 'node:path';
import { describe, expect, it } from 'vitest';

interface PackageManifest {
  scripts?: Record<string, string>;
}

function loadPackageScripts(): Record<string, string> {
  const raw = readFileSync(resolve(process.cwd(), 'package.json'), 'utf8');
  const manifest = JSON.parse(raw) as PackageManifest;
  return manifest.scripts ?? {};
}

describe('phase0 baseline script wiring', () => {
  it('keeps rolling script TAG override semantics', () => {
    const scripts = loadPackageScripts();
    const rolling = scripts['audit:phase0-baseline:live:refresh:drift:rolling'];

    expect(rolling).toBeDefined();
    expect(rolling).toContain('TAG=${TAG:-$(date -u +%F-%H%M%S)}');
    expect(rolling).toContain('--tag "$TAG"');
    expect(rolling).toContain('--report-tag "$TAG"');
  });

  it('keeps rolling prune script on shared overridable TAG', () => {
    const scripts = loadPackageScripts();
    const rollingPrune = scripts['audit:phase0-baseline:live:refresh:drift:rolling:prune'];

    expect(rollingPrune).toBeDefined();
    expect(rollingPrune).toContain('TAG=${TAG:-$(date -u +%F-%H%M%S)}');
    expect(rollingPrune).not.toContain('TAG=$(date -u +%F-%H%M%S)');
    expect(rollingPrune).toContain('pnpm audit:phase0-baseline:live:refresh:drift:rolling');
    expect(rollingPrune).toContain('--report-tag "$TAG"');
  });

  it('keeps default drift thresholds for reaction match/skip deltas', () => {
    const scripts = loadPackageScripts();
    const drift = scripts['audit:phase0-baseline:live:drift'];
    const rolling = scripts['audit:phase0-baseline:live:refresh:drift:rolling'];

    expect(drift).toBeDefined();
    expect(drift).toContain('--max-reaction-match-rate-drop-pp 50');
    expect(drift).toContain('--max-reaction-skip-rate-increase-pp 50');

    expect(rolling).toBeDefined();
    expect(rolling).toContain('--max-reaction-match-rate-drop-pp 50');
    expect(rolling).toContain('--max-reaction-skip-rate-increase-pp 50');
  });
});