#!/usr/bin/env node

/**
 * Add Cultural DNA Instructions (inst_085-089) to instruction-history.json
 *
 * Reads draft instructions, validates, and appends to instruction history
 */

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

// Paths
const INSTRUCTION_HISTORY_PATH = path.join(__dirname, '..', '.claude', 'instruction-history.json');
const DRAFT_INSTRUCTIONS_PATH = path.join(__dirname, '..', 'docs', 'outreach', 'draft-instructions-085-089.json');

async function main() {
  console.log('═══════════════════════════════════════════════════════════');
  console.log('  ADD CULTURAL DNA INSTRUCTIONS (inst_085-089)');
  console.log('═══════════════════════════════════════════════════════════\n');

  // 1. Read existing instruction history
  console.log('📖 Reading instruction-history.json...');
  const instructionHistory = JSON.parse(fs.readFileSync(INSTRUCTION_HISTORY_PATH, 'utf8'));
  console.log(`   ✓ Current version: ${instructionHistory.version}`);
  console.log(`   ✓ Total instructions: ${instructionHistory.instructions.length}`);
  console.log(`   ✓ Active instructions: ${instructionHistory.instructions.filter(i => i.active).length}\n`);

  // 2. Read draft instructions
  console.log('📖 Reading draft-instructions-085-089.json...');
  const draftData = JSON.parse(fs.readFileSync(DRAFT_INSTRUCTIONS_PATH, 'utf8'));
  const newInstructions = draftData.new_instructions;
  console.log(`   ✓ Draft instructions: ${newInstructions.length}`);
  console.log(`   ✓ IDs: ${newInstructions.map(i => i.id).join(', ')}\n`);

  // 3. Validate: Check if instructions already exist
  console.log('🔍 Validating instructions...');
  for (const newInst of newInstructions) {
    const existing = instructionHistory.instructions.find(i => i.id === newInst.id);
    if (existing) {
      console.error(`   ✗ ERROR: Instruction ${newInst.id} already exists!`);
      process.exit(1);
    }
  }
  console.log('   ✓ No duplicate IDs found\n');

  // 4. Validate: Check schema compliance
  console.log('🔍 Validating schema compliance...');
  for (const newInst of newInstructions) {
    const requiredFields = ['id', 'text', 'timestamp', 'quadrant', 'persistence', 'temporal_scope', 'verification_required', 'explicitness', 'source', 'session_id', 'parameters', 'active', 'notes', 'examples'];
    for (const field of requiredFields) {
      if (!(field in newInst)) {
        console.error(`   ✗ ERROR: ${newInst.id} missing required field: ${field}`);
        process.exit(1);
      }
    }
  }
  console.log('   ✓ All instructions have required fields\n');

  // 5. Add instructions
  console.log('➕ Adding instructions to history...');
  instructionHistory.instructions.push(...newInstructions);
  console.log(`   ✓ Added ${newInstructions.length} instructions`);
  console.log(`   ✓ New total: ${instructionHistory.instructions.length}\n`);

  // 6. Update metadata
  console.log('📝 Updating metadata...');
  const newVersion = incrementVersion(instructionHistory.version);
  instructionHistory.version = newVersion;
  instructionHistory.last_updated = new Date().toISOString();

  console.log(`   ✓ Version: ${instructionHistory.version} → ${newVersion}`);
  console.log(`   ✓ Last updated: ${instructionHistory.last_updated}\n`);

  // 7. Recalculate stats
  console.log('📊 Recalculating stats...');
  const active = instructionHistory.instructions.filter(i => i.active);
  const byQuadrant = {};
  const byPersistence = {};

  for (const inst of active) {
    byQuadrant[inst.quadrant] = (byQuadrant[inst.quadrant] || 0) + 1;
    byPersistence[inst.persistence] = (byPersistence[inst.persistence] || 0) + 1;
  }

  instructionHistory.stats = {
    total_instructions: instructionHistory.instructions.length,
    active_instructions: active.length,
    by_quadrant: byQuadrant,
    by_persistence: byPersistence
  };

  console.log(`   ✓ Total instructions: ${instructionHistory.stats.total_instructions}`);
  console.log(`   ✓ Active instructions: ${instructionHistory.stats.active_instructions}`);
  console.log(`   ✓ By quadrant:`, byQuadrant);
  console.log(`   ✓ By persistence:`, byPersistence);
  console.log('');

  // 8. Write updated file
  console.log('💾 Writing updated instruction-history.json...');
  const updatedJson = JSON.stringify(instructionHistory, null, 2);
  fs.writeFileSync(INSTRUCTION_HISTORY_PATH, updatedJson, 'utf8');
  console.log('   ✓ File written successfully\n');

  // 9. Summary
  console.log('═══════════════════════════════════════════════════════════');
  console.log('  SUCCESS: Cultural DNA Instructions Added');
  console.log('═══════════════════════════════════════════════════════════\n');

  console.log('📋 Added instructions:');
  for (const inst of newInstructions) {
    console.log(`   • ${inst.id}: ${inst.text.substring(0, 70)}...`);
  }
  console.log('');

  console.log('📋 Next steps:');
  console.log('   1. Sync to MongoDB: node scripts/sync-instructions-to-db.js');
  console.log('   2. Verify in dashboard: http://localhost:9000/admin/audit-analytics.html');
  console.log('   3. Create pre-commit hook: Task 1.4');
  console.log('');
}

function incrementVersion(version) {
  const parts = version.split('.');
  parts[1] = parseInt(parts[1]) + 1;
  return parts.join('.');
}

main().catch(err => {
  console.error('\n❌ ERROR:', err.message);
  console.error(err.stack);
  process.exit(1);
});