# Document Translation API - Environment Configuration
# Copy this file to .env and configure your settings
# ⚠️  NEVER commit .env to version control!

# ============== Translation Services ==============
# Default provider: google, ollama, deepl, libre, openai, openrouter
TRANSLATION_SERVICE=google

# DeepL API Key (required for DeepL provider)
# Get from: https://www.deepl.com/pro-api
DEEPL_API_KEY=

# OpenAI API Key (required for OpenAI provider)
# Get from: https://platform.openai.com/api-keys
OPENAI_API_KEY=

# OpenRouter API Key (required for OpenRouter provider)
# Get from: https://openrouter.ai/keys
OPENROUTER_API_KEY=

# Ollama Configuration (for local LLM-based translation)
OLLAMA_BASE_URL=http://localhost:11434
OLLAMA_MODEL=llama3
OLLAMA_VISION_MODEL=llava

# ============== File Limits ==============
# Maximum file size in MB
MAX_FILE_SIZE_MB=50

# ============== Rate Limiting (SaaS) ==============
# Enable/disable rate limiting
RATE_LIMIT_ENABLED=true

# Request limits
RATE_LIMIT_PER_MINUTE=30
RATE_LIMIT_PER_HOUR=200

# Translation-specific limits
TRANSLATIONS_PER_MINUTE=10
TRANSLATIONS_PER_HOUR=50
MAX_CONCURRENT_TRANSLATIONS=5

# ============== Cleanup Service ==============
# Enable automatic file cleanup
CLEANUP_ENABLED=true

# Cleanup interval in minutes
CLEANUP_INTERVAL_MINUTES=15

# File time-to-live in minutes
FILE_TTL_MINUTES=60
INPUT_FILE_TTL_MINUTES=30
OUTPUT_FILE_TTL_MINUTES=120

# Disk space warning thresholds (GB)
DISK_WARNING_THRESHOLD_GB=5.0
DISK_CRITICAL_THRESHOLD_GB=1.0

# ============== Security ==============
# Enable HSTS (only for HTTPS deployments)
ENABLE_HSTS=false

# CORS allowed origins (comma-separated)
# ⚠️  IMPORTANT: Set to your actual frontend domain(s) in production!
# Example: https://yourdomain.com,https://www.yourdomain.com
# Use "*" ONLY for local development
CORS_ORIGINS=http://localhost:3000

# Maximum request size in MB
MAX_REQUEST_SIZE_MB=100

# Request timeout in seconds
REQUEST_TIMEOUT_SECONDS=300

# ============== Database (Production) ==============
# PostgreSQL connection string (recommended for production)
# DATABASE_URL=postgresql://user:password@localhost:5432/translate_db

# Redis for sessions and caching (recommended for production)
# REDIS_URL=redis://localhost:6379/0

# ============== Admin Authentication ==============
# ⚠️  REQUIRED: These must be set for admin endpoints to work!
ADMIN_USERNAME=admin

# Use SHA256 hash of password (recommended for production)
# Generate with: python -c "import hashlib; print(hashlib.sha256(b'your_password').hexdigest())"
ADMIN_PASSWORD_HASH=

# Or use plain password (NOT recommended for production)
# ADMIN_PASSWORD=

# Token secret for session management
# Generate with: python -c "import secrets; print(secrets.token_hex(32))"
ADMIN_TOKEN_SECRET=

# ============== User Authentication ==============
# JWT secret key for user tokens
# Generate with: python -c "import secrets; print(secrets.token_urlsafe(64))"
JWT_SECRET_KEY=

# Frontend URL for redirects
FRONTEND_URL=http://localhost:3000

# ============== Stripe Payments ==============
# Get your keys from https://dashboard.stripe.com/apikeys
STRIPE_PUBLISHABLE_KEY=pk_test_...
STRIPE_SECRET_KEY=sk_test_...
STRIPE_WEBHOOK_SECRET=whsec_...

# Stripe Price IDs (create products in Stripe Dashboard)
# https://dashboard.stripe.com/products
STRIPE_PRICE_STARTER_MONTHLY=price_xxx
STRIPE_PRICE_STARTER_YEARLY=price_xxx
STRIPE_PRICE_PRO_MONTHLY=price_xxx
STRIPE_PRICE_PRO_YEARLY=price_xxx
STRIPE_PRICE_BUSINESS_MONTHLY=price_xxx
STRIPE_PRICE_BUSINESS_YEARLY=price_xxx

# ============== Monitoring ==============
# Log level: DEBUG, INFO, WARNING, ERROR
LOG_LEVEL=INFO

# Enable request logging
ENABLE_REQUEST_LOGGING=true

# Memory usage threshold (percentage)
MAX_MEMORY_PERCENT=80