"""
Configuration module for Session Management Service

Centralized configuration loading from environment variables with defaults.
"""

import os
from pathlib import Path


# Session storage configuration
SESSIONS_DIR = Path("/app/sessions")
SESSIONS_FILE = Path("/app/sessions/sessions.json")

# Container configuration
CONTAINER_IMAGE = os.getenv("CONTAINER_IMAGE", "lovdata-opencode:latest")

# Resource limits - configurable via environment variables with defaults
CONTAINER_MEMORY_LIMIT = os.getenv(
    "CONTAINER_MEMORY_LIMIT", "4g"
)  # Memory limit per container
CONTAINER_CPU_QUOTA = int(
    os.getenv("CONTAINER_CPU_QUOTA", "100000")
)  # CPU quota (100000 = 1 core)
CONTAINER_CPU_PERIOD = int(
    os.getenv("CONTAINER_CPU_PERIOD", "100000")
)  # CPU period (microseconds)

# Session management
MAX_CONCURRENT_SESSIONS = int(
    os.getenv("MAX_CONCURRENT_SESSIONS", "3")
)  # Max concurrent sessions
SESSION_TIMEOUT_MINUTES = int(
    os.getenv("SESSION_TIMEOUT_MINUTES", "60")
)  # Auto-cleanup timeout

# Resource monitoring thresholds
MEMORY_WARNING_THRESHOLD = float(
    os.getenv("MEMORY_WARNING_THRESHOLD", "0.8")
)  # 80% memory usage
CPU_WARNING_THRESHOLD = float(
    os.getenv("CPU_WARNING_THRESHOLD", "0.9")
)  # 90% CPU usage

# Feature flags
USE_ASYNC_DOCKER = os.getenv("USE_ASYNC_DOCKER", "true").lower() == "true"
USE_DATABASE_STORAGE = os.getenv("USE_DATABASE_STORAGE", "true").lower() == "true"