#!/usr/bin/env node
const {
  buildAcceptanceGates,
  buildRuntimePreflight,
  computeVideoAcceptance
} = require('./video-hit-rate-audit');

function main() {
  const passing = buildSummary();
  passing.acceptance = computeVideoAcceptance(passing);
  passing.gates = buildAcceptanceGates(passing);

  assert(passing.acceptance.passed, 'complete video A/B evidence should pass');
  assert(allGatesPass(passing), 'all gates should pass for complete video A/B evidence');
  assert(hasGate(passing, '真实视频 URL 已加载'), 'should gate real video URL loading');
  assert(hasGate(passing, 'Top10 证据命中提升且分数不下降'), 'should gate top10 evidence and score non-degradation');
  assert(hasGate(passing, '强推荐数量不下降'), 'should gate strong recommendation non-degradation');
  assertRuntimePreflight();

  assertFails('missing video url should fail', summary => {
    summary.enhanced.resourceEvidence.videoUrlCount = 0;
  }, 'realVideoResourceLoaded');

  assertFails('provider failure should fail', summary => {
    summary.enhanced.provider.evidence.providerStatus = 'fallback';
  }, 'videoAnalysisProviderOk');

  assertFails('pending evidence cards should fail', summary => {
    summary.enhanced.evidenceQuality.verifiedCardCount = 0;
  }, 'evidenceCardsNotPending');

  assertFails('top10 score degradation should fail', summary => {
    summary.delta.top10AvgScore = -0.1;
  }, 'top10EvidenceImproved');

  assertFails('strong count degradation should fail', summary => {
    summary.delta.strong = -1;
  }, 'strongNotDegraded');

  console.log('video hit-rate audit smoke ok');
}

function assertRuntimePreflight() {
  const missing = buildRuntimePreflight({
    runtimeCredential: '',
    company: '',
    vocSocialToken: '',
    videoToken: '',
    videoBaseUrl: 'https://api.fmode.cn',
    videoModel: 'doubao-seed-2-0-pro',
    brief: 'brief.xlsx',
    referenceUrl: 'https://example.com/video',
    resultFirstMode: false
  }, 'out');
  assert(!missing.readyForVideoAb, 'missing runtime inputs should not be ready for video A/B');
  assert(missing.failureCount === 4, 'missing runtime inputs should expose four failed checks');
  assert(missing.proofLevel === 'not_business_proof', 'runtime preflight should not be business proof');
  assert(missing.canCloseProofGap === false, 'runtime preflight cannot close proof gap');
  assert(missing.missingProofRequirements.includes('proofContext.requiresRuntimeCredential=true'), 'should expose runtime credential requirement');
  assert(missing.missingProofRequirements.includes('proofContext.requiresVideoAnalysisProvider=true'), 'should expose video provider requirement');
  assert(missing.proofContext.generatedBy === 'acceptance:video-ab-preflight', 'preflight should not masquerade as acceptance:video-ab');

  const ready = buildRuntimePreflight({
    runtimeCredential: 'runtime-token',
    company: 'company-id',
    vocSocialToken: 'voc-social-token',
    videoToken: 'video-token',
    videoBaseUrl: 'https://api.fmode.cn',
    videoModel: 'doubao-seed-2-0-pro',
    brief: 'brief.xlsx',
    referenceUrl: 'https://example.com/video',
    resultFirstMode: true
  }, 'out');
  assert(ready.readyForVideoAb, 'complete runtime inputs should be ready to run video A/B');
  assert(ready.failureCount === 0, 'complete runtime inputs should have no failed checks');
  assert(ready.canCloseProofGap === false, 'ready preflight still cannot close proof gap');
  assert(ready.nextActions.some(item => item.includes('acceptance:video-ab')), 'ready preflight should point to live A/B run');
}

function buildSummary() {
  return {
    baseline: {
      counts: { candidates: 10, strong: 2, evidenceCards: 0, referenceResources: 0 },
      top10: { avgScore: 72, avgReferenceStyleFitScore: 20, evidenceHitCandidates: 0 }
    },
    enhanced: {
      counts: { candidates: 14, strong: 3, evidenceCards: 4, referenceResources: 2 },
      provider: { evidence: { providerStatus: 'ok' } },
      resourceEvidence: {
        referenceResources: 2,
        videoUrlCount: 1,
        coverUrlCount: 1,
        asrTextCount: 0,
        frameUrlCount: 0
      },
      evidenceQuality: {
        verifiedCardCount: 3,
        cardsWithSignals: 3
      },
      top10: { avgScore: 73, avgReferenceStyleFitScore: 24, evidenceHitCandidates: 3 }
    },
    delta: {
      candidates: 4,
      strong: 1,
      evidenceCards: 4,
      referenceResources: 2,
      top10AvgReferenceStyleFitScore: 4,
      top10AvgScore: 1,
      top10EvidenceHitCandidates: 3
    }
  };
}

function assertFails(message, mutate, failedKey) {
  const summary = buildSummary();
  mutate(summary);
  summary.acceptance = computeVideoAcceptance(summary);
  summary.gates = buildAcceptanceGates(summary);
  assert(!summary.acceptance.passed, message);
  assert(summary.acceptance[failedKey] === false, `${message}: ${failedKey} should be false`);
  assert(summary.gates.some(gate => gate.status === 'fail'), `${message}: at least one gate should fail`);
}

function allGatesPass(summary) {
  return summary.gates.every(gate => gate.status === 'pass');
}

function hasGate(summary, name) {
  return summary.gates.some(gate => gate.name === name);
}

function assert(condition, message) {
  if (!condition) throw new Error(message);
}

if (require.main === module) main();