# ================================================
# IoT PreTester V3 - Docker Environment Variables
# ================================================
# Copy this file to .env and configure your values
# Command: cp .env.example .env

# ==================== GENERAL ====================
# Environment mode (production, development)
NODE_ENV=production

# ==================== DJANGO BACKEND ====================
# Django Debug Mode (set to False in production!)
DEBUG=False

# Django Secret Key (REQUIRED - generate a secure random key!)
# Generate with: python -c "from django.core.management.utils import get_random_secret_key; print(get_random_secret_key())"
SECRET_KEY=change-this-to-a-secure-random-secret-key-min-50-chars

# Allowed Hosts (comma-separated list, use * for all)
# Example: localhost,example.com,192.168.1.100
ALLOWED_HOSTS=*

# ==================== CORS CONFIGURATION ====================
# CORS Allowed Origins (comma-separated list)
# Example: http://localhost:3000,https://frontend.example.com
CORS_ALLOWED_ORIGINS=http://localhost:3000

# ==================== DATABASE ====================
# Database path inside container (do not change unless you know what you're doing)
DATABASE_PATH=/app/data/db.sqlite3

# ==================== DJANGO SUPERUSER ====================
# Default admin credentials (change these!)
DJANGO_SUPERUSER_USERNAME=admin
DJANGO_SUPERUSER_EMAIL=admin@example.com
DJANGO_SUPERUSER_PASSWORD=change-this-secure-password

# ==================== INITIALIZATION ====================
# Initialize database with default manufacturers/device types
# Set to "false" after first run to avoid re-initializing
INIT_DATABASE=true

# ==================== GUNICORN CONFIGURATION ====================
# Number of worker processes (adjust based on CPU cores)
# Formula: (2 x CPU cores) + 1
GUNICORN_WORKERS=4

# Request timeout in seconds
GUNICORN_TIMEOUT=120

# Logging level (debug, info, warning, error, critical)
LOG_LEVEL=info

# ==================== PORTS ====================
# Backend port mapping (host:container)
BACKEND_PORT=8000

# Frontend port mapping (host:container)
FRONTEND_PORT=3000

# ==================== FRONTEND API URL ====================
# Backend API URL accessible from frontend
# For local development: http://localhost:8000/api
# For production: https://your-backend-domain.com/api
NEXT_PUBLIC_API_URL=http://localhost:8000/api

# ==================== OPTIONAL: POSTGRES ====================
# Uncomment if using PostgreSQL instead of SQLite

# POSTGRES_DB=iot_pretester
# POSTGRES_USER=iot_user
# POSTGRES_PASSWORD=secure_db_password
# POSTGRES_HOST=db
# POSTGRES_PORT=5432

# ==================== OPTIONAL: REDIS ====================
# Uncomment if using Redis for caching

# REDIS_HOST=redis
# REDIS_PORT=6379
# REDIS_PASSWORD=
# REDIS_DB=0

# ==================== SECURITY NOTES ====================
# 1. NEVER commit the .env file to version control!
# 2. Generate a strong SECRET_KEY for production
# 3. Change default admin password immediately
# 4. Use strong passwords for all services
# 5. Set DEBUG=False in production
# 6. Configure specific ALLOWED_HOSTS in production
# 7. Use HTTPS in production with proper SSL certificates