#!/usr/bin/env node

/**
 * Add inst_083: Handoff Auto-Injection
 *
 * Adds instruction documenting the architectural enforcement
 * of handoff document reading via session-init.js auto-injection.
 */

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

const INSTRUCTION_HISTORY_PATH = path.join(__dirname, '../.claude/instruction-history.json');

// New instruction
const inst_083 = {
  "id": "inst_083",
  "text": "session-init.js MUST automatically extract and display handoff context from SESSION_CLOSEDOWN_*.md files. Prevents 27027-style pattern recognition failures where Claude skips reading handoff documents. Architectural enforcement: handoff context auto-injected into session-init output (section 1a), displaying priorities, recent work, known issues, and cleanup status. No voluntary compliance needed - information appears in context automatically.",
  "timestamp": new Date().toISOString(),
  "quadrant": "SYSTEM",
  "persistence": "HIGH",
  "temporal_scope": "PERMANENT",
  "verification_required": "MANDATORY",
  "explicitness": 0.98,
  "source": "framework",
  "session_id": "2025-10-25-handoff-auto-injection",
  "parameters": {
    "script": "scripts/session-init.js",
    "section": "1a",
    "handoff_pattern": "SESSION_CLOSEDOWN_*.md",
    "extracted_sections": [
      "priorities",
      "recent_commits",
      "known_issues",
      "cleanup_summary"
    ],
    "enforcement_type": "architectural"
  },
  "active": true,
  "notes": "Architectural prevention of handoff skipping. Addresses observed failure where Claude ran session-init but didn't read SESSION_CLOSEDOWN_2025-10-25.md, missing context about RESEARCH_DOCUMENTATION_PLAN.md and previous session priorities. Auto-injection makes handoff unavoidable."
};

try {
  // Load instruction history
  const history = JSON.parse(fs.readFileSync(INSTRUCTION_HISTORY_PATH, 'utf8'));

  // Check if inst_083 already exists
  const exists = history.instructions.some(i => i.id === 'inst_083');

  if (exists) {
    console.log('⚠️  inst_083 already exists - skipping');
    process.exit(0);
  }

  // Add instruction
  history.instructions.push(inst_083);

  // Update metadata
  history.last_updated = new Date().toISOString();
  history.version = "4.1";

  // Update stats
  if (!history.stats) {
    history.stats = {
      total_instructions: 0,
      active_instructions: 0,
      by_quadrant: {},
      by_persistence: {}
    };
  }

  const activeInstructions = history.instructions.filter(i => i.active);
  history.stats.total_instructions = history.instructions.length;
  history.stats.active_instructions = activeInstructions.length;

  // Recalculate quadrant stats
  history.stats.by_quadrant = {};
  activeInstructions.forEach(inst => {
    history.stats.by_quadrant[inst.quadrant] = (history.stats.by_quadrant[inst.quadrant] || 0) + 1;
  });

  // Recalculate persistence stats
  history.stats.by_persistence = {};
  activeInstructions.forEach(inst => {
    history.stats.by_persistence[inst.persistence] = (history.stats.by_persistence[inst.persistence] || 0) + 1;
  });

  // Write back
  fs.writeFileSync(INSTRUCTION_HISTORY_PATH, JSON.stringify(history, null, 2));

  console.log('✅ Added inst_083: Handoff Auto-Injection');
  console.log('');
  console.log('Stats:');
  console.log(`  Total instructions: ${history.stats.total_instructions}`);
  console.log(`  Active instructions: ${history.stats.active_instructions}`);
  console.log(`  SYSTEM quadrant: ${history.stats.by_quadrant.SYSTEM || 0}`);
  console.log(`  HIGH persistence: ${history.stats.by_persistence.HIGH || 0}`);
  console.log('');
  console.log('Next: Sync to database with:');
  console.log('  node scripts/sync-instructions-to-db.js --force');

} catch (err) {
  console.error('❌ Error:', err.message);
  process.exit(1);
}