#!/usr/bin/env node
/**
 * Document Processing Verification - Enforces inst_039
 * Pre-deployment checker for document content updates
 */

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

// Prohibited absolute language (inst_016/017)
const PROHIBITED_TERMS = [
  'guarantee', 'guarantees', 'guaranteed',
  'always', 'never', 'impossible',
  'ensures 100%', 'eliminates all',
  'completely prevents', 'absolute'
];

function checkServiceCount(content) {
  const violations = [];
  const lines = content.split('\n');

  lines.forEach((line, idx) => {
    // Check for outdated "five services" references
    if (/\b(five|5)\s+(services|components|framework\s+services)/i.test(line)) {
      violations.push({
        line: idx + 1,
        type: 'outdated_service_count',
        severity: 'HIGH',
        text: line.trim(),
        fix: 'Update to "six services" - PluralisticDeliberationOrchestrator is the 6th'
      });
    }

    // Check for missing PluralisticDeliberationOrchestrator in service lists
    if (/services?.*:?\s*$/i.test(line)) {
      const nextLines = lines.slice(idx, idx + 10).join('\n');
      const hasOtherServices = /ContextPressureMonitor|BoundaryEnforcer|MetacognitiveVerifier/i.test(nextLines);
      const hasPDO = /PluralisticDeliberationOrchestrator/i.test(nextLines);

      if (hasOtherServices && !hasPDO) {
        violations.push({
          line: idx + 1,
          type: 'missing_pdo',
          severity: 'MEDIUM',
          text: line.trim(),
          fix: 'Add PluralisticDeliberationOrchestrator to service list'
        });
      }
    }
  });

  return violations;
}

function checkProhibitedTerms(content) {
  const violations = [];
  const lines = content.split('\n');

  lines.forEach((line, idx) => {
    PROHIBITED_TERMS.forEach(term => {
      const regex = new RegExp(`\\b${term}\\b`, 'i');
      if (regex.test(line)) {
        // Allow if it's in a citation or example
        if (line.includes('source:') || line.includes('[') || line.includes('Example:') || line.includes('Wrong:')) {
          return;
        }

        violations.push({
          line: idx + 1,
          type: 'prohibited_term',
          severity: 'HIGH',
          text: line.trim(),
          term: term,
          fix: 'Replace with evidence-based language or add [NEEDS VERIFICATION]'
        });
      }
    });
  });

  return violations;
}

function scanDocument(filePath) {
  if (!fs.existsSync(filePath)) {
    console.log(`⚠️  File not found: ${filePath}\n`);
    return { violations: [] };
  }

  const content = fs.readFileSync(filePath, 'utf8');
  const violations = [
    ...checkServiceCount(content),
    ...checkProhibitedTerms(content)
  ];

  return { violations };
}

function main() {
  const files = process.argv.slice(2);

  if (files.length === 0) {
    console.log('Usage: verify-document-updates.js <file1> [file2] ...');
    console.log('');
    console.log('Pre-deployment document verification (inst_039)');
    console.log('Checks for:');
    console.log('  • Outdated "five services" references (should be "six services")');
    console.log('  • Missing PluralisticDeliberationOrchestrator in service lists');
    console.log('  • Prohibited absolute language (guarantee, always, never, etc.)');
    process.exit(0);
  }

  console.log('\n📄 Document Processing Verification (inst_039)\n');

  let totalViolations = 0;

  files.forEach(file => {
    console.log(`Checking: ${file}`);
    const result = scanDocument(file);

    if (result.violations.length > 0) {
      console.log(`\n❌ Found ${result.violations.length} issue(s):\n`);
      result.violations.forEach(v => {
        console.log(`  Line ${v.line} [${v.severity}]: ${v.type}`);
        console.log(`    Text: ${v.text}`);
        console.log(`    Fix: ${v.fix}\n`);
      });
      totalViolations += result.violations.length;
    } else {
      console.log('  ✅ No issues found\n');
    }
  });

  if (totalViolations > 0) {
    console.log(`\n❌ Total violations: ${totalViolations}\n`);
    console.log('Fix violations before deploying document updates.\n');
    process.exit(1);
  } else {
    console.log('✅ All documents pass verification\n');
    process.exit(0);
  }
}

main();