#!/bin/bash

# DigiServer v2 Production Deployment Commands Reference
# Use this file as a reference for all deployment-related operations

echo "📋 DigiServer v2 Production Deployment Reference"
echo "================================================="
echo ""
echo "QUICK START:"
echo "  1. Set environment variables"
echo "  2. Create .env file"
echo "  3. Run: docker-compose up -d"
echo ""
echo "Available commands below (copy/paste as needed):"
echo ""

# ============================================================================
# SECTION: INITIAL SETUP
# ============================================================================

echo "=== SECTION 1: INITIAL SETUP ==="
echo ""
echo "Generate Secret Key:"
echo '  python -c "import secrets; print(secrets.token_urlsafe(32))"'
echo ""
echo "Create environment file from template:"
echo "  cp .env.example .env"
echo "  nano .env  # Edit with your values"
echo ""
echo "Required .env variables:"
echo "  SECRET_KEY=<generated-32-char-key>"
echo "  ADMIN_USERNAME=admin"
echo "  ADMIN_PASSWORD=<strong-password>"
echo "  ADMIN_EMAIL=admin@company.com"
echo "  DOMAIN=your-domain.com"
echo "  EMAIL=admin@your-domain.com"
echo ""

# ============================================================================
# SECTION: DOCKER OPERATIONS
# ============================================================================

echo "=== SECTION 2: DOCKER OPERATIONS ==="
echo ""
echo "Build images:"
echo "  docker-compose build"
echo ""
echo "Start services:"
echo "  docker-compose up -d"
echo ""
echo "Stop services:"
echo "  docker-compose down"
echo ""
echo "Restart services:"
echo "  docker-compose restart"
echo ""
echo "View container status:"
echo "  docker-compose ps"
echo ""
echo "View logs (live):"
echo "  docker-compose logs -f digiserver-app"
echo ""
echo "View logs (last 100 lines):"
echo "  docker-compose logs --tail=100 digiserver-app"
echo ""

# ============================================================================
# SECTION: DATABASE OPERATIONS
# ============================================================================

echo "=== SECTION 3: DATABASE OPERATIONS ==="
echo ""
echo "Initialize database (first deployment only):"
echo "  docker-compose exec digiserver-app flask db upgrade"
echo ""
echo "Run database migrations:"
echo "  docker-compose exec digiserver-app flask db upgrade head"
echo ""
echo "Create new migration (after model changes):"
echo "  docker-compose exec digiserver-app flask db migrate -m 'description'"
echo ""
echo "Backup database:"
echo "  docker-compose exec digiserver-app cp instance/dashboard.db /backup/dashboard.db.bak"
echo ""
echo "Restore database:"
echo "  docker-compose exec digiserver-app cp /backup/dashboard.db.bak instance/dashboard.db"
echo ""

# ============================================================================
# SECTION: VERIFICATION & TESTING
# ============================================================================

echo "=== SECTION 4: VERIFICATION & TESTING ==="
echo ""
echo "Health check:"
echo "  curl -k https://your-domain.com/api/health"
echo ""
echo "Check CORS headers (should see Access-Control-Allow-*):"
echo "  curl -i -k https://your-domain.com/api/playlists"
echo ""
echo "Check HTTPS only (should redirect):"
echo "  curl -i http://your-domain.com/"
echo ""
echo "Test certificate:"
echo "  openssl s_client -connect your-domain.com:443 -showcerts"
echo ""
echo "Check SSL certificate expiry:"
echo "  openssl x509 -enddate -noout -in data/nginx-ssl/cert.pem"
echo ""

# ============================================================================
# SECTION: TROUBLESHOOTING
# ============================================================================

echo "=== SECTION 5: TROUBLESHOOTING ==="
echo ""
echo "View full container logs:"
echo "  docker-compose logs digiserver-app"
echo ""
echo "Execute command in container:"
echo "  docker-compose exec digiserver-app bash"
echo ""
echo "Check container resources:"
echo "  docker stats"
echo ""
echo "Remove and rebuild from scratch:"
echo "  docker-compose down -v"
echo "  docker-compose build --no-cache"
echo "  docker-compose up -d"
echo ""
echo "Check disk space:"
echo "  du -sh data/"
echo ""
echo "View network configuration:"
echo "  docker-compose exec digiserver-app netstat -tuln"
echo ""

# ============================================================================
# SECTION: MAINTENANCE
# ============================================================================

echo "=== SECTION 6: MAINTENANCE ==="
echo ""
echo "Clean up unused Docker resources:"
echo "  docker system prune -a"
echo ""
echo "Backup entire application:"
echo "  tar -czf digiserver-backup-\$(date +%Y%m%d).tar.gz ."
echo ""
echo "Update Docker images:"
echo "  docker-compose pull"
echo "  docker-compose up -d"
echo ""
echo "Rebuild and redeploy:"
echo "  docker-compose down"
echo "  docker-compose build --no-cache"
echo "  docker-compose up -d"
echo ""

# ============================================================================
# SECTION: MONITORING
# ============================================================================

echo "=== SECTION 7: MONITORING ==="
echo ""
echo "Monitor containers in real-time:"
echo "  watch -n 1 docker-compose ps"
echo ""
echo "Monitor resource usage:"
echo "  docker stats --no-stream"
echo ""
echo "Check application errors:"
echo "  docker-compose logs --since 10m digiserver-app | grep ERROR"
echo ""

# ============================================================================
# SECTION: GIT OPERATIONS
# ============================================================================

echo "=== SECTION 8: GIT OPERATIONS ==="
echo ""
echo "Check deployment status:"
echo "  git status"
echo ""
echo "View deployment history:"
echo "  git log --oneline -5"
echo ""
echo "Commit deployment changes:"
echo "  git add ."
echo "  git commit -m 'Deployment configuration'"
echo ""
echo "Tag release:"
echo "  git tag -a v2.0.0 -m 'Production release'"
echo "  git push --tags"
echo ""

# ============================================================================
# SECTION: EMERGENCY PROCEDURES
# ============================================================================

echo "=== SECTION 9: EMERGENCY PROCEDURES ==="
echo ""
echo "Kill stuck container:"
echo "  docker-compose kill digiserver-app"
echo ""
echo "Restore from backup:"
echo "  docker-compose down"
echo "  cp /backup/dashboard.db.bak data/instance/dashboard.db"
echo "  docker-compose up -d"
echo ""
echo "Rollback to previous version:"
echo "  git checkout v1.9.0"
echo "  docker-compose down"
echo "  docker-compose build"
echo "  docker-compose up -d"
echo ""

# ============================================================================
# SECTION: QUICK REFERENCE
# ============================================================================

echo "=== SECTION 10: QUICK REFERENCE ALIASES ==="
echo ""
echo "Add these to your ~/.bashrc for quick access:"
echo ""
cat << 'EOF'
alias ds-start='docker-compose up -d'
alias ds-stop='docker-compose down'
alias ds-logs='docker-compose logs -f digiserver-app'
alias ds-health='curl -k https://your-domain/api/health'
alias ds-status='docker-compose ps'
alias ds-bash='docker-compose exec digiserver-app bash'
EOF
echo ""

# ============================================================================
# DONE
# ============================================================================

echo "=== END OF REFERENCE ==="
echo ""
echo "For detailed documentation, see:"
echo "  - PRODUCTION_DEPLOYMENT_GUIDE.md"
echo "  - DEPLOYMENT_READINESS_SUMMARY.md"
echo "  - old_code_documentation/"
echo ""