"""Application Settings"""

import os
from datetime import timedelta

# ===== ENVIRONMENT =====
DEBUG = os.getenv('FLASK_DEBUG', 'False').lower() == 'true'
ENV = os.getenv('FLASK_ENV', 'production')

# ===== BASE PATHS =====
BASE_DIR = os.path.abspath(os.path.dirname(os.path.dirname(__file__)))
INSTANCE_DIR = os.path.join(BASE_DIR, 'instance')
UPLOAD_FOLDER = os.path.join(BASE_DIR, 'uploads/certificates')
HAPROXY_BACKUP_DIR = os.path.join(BASE_DIR, 'backups')

# ===== DATABASE =====
SQLALCHEMY_DATABASE_URI = os.getenv(
    'DATABASE_URL',
    f'sqlite:///{os.path.join(INSTANCE_DIR, "app.db")}'
)
SQLALCHEMY_TRACK_MODIFICATIONS = False

# ===== FLASK SETTINGS =====
SECRET_KEY = os.getenv('SECRET_KEY', 'dev-secret-key-change-in-production')
PERMANENT_SESSION_LIFETIME = timedelta(days=7)
SESSION_COOKIE_SECURE = True
SESSION_COOKIE_HTTPONLY = True
SESSION_COOKIE_SAMESITE = 'Lax'

# ===== HAPROXY =====
HAPROXY_CONFIG_PATH = os.getenv('HAPROXY_CONFIG_PATH', '/etc/haproxy/haproxy.cfg')
HAPROXY_BACKUP_DIR = os.path.join(BASE_DIR, 'backups')
HAPROXY_STATS_PORT = int(os.getenv('HAPROXY_STATS_PORT', '8404'))

# ===== SSL =====
SSL_INI = os.path.join(BASE_DIR, 'config', 'ssl.ini')

# ===== MAX UPLOAD SIZE =====
MAX_CONTENT_LENGTH = 16 * 1024 * 1024  # 16MB

# ===== LOGGING =====
LOG_LEVEL = os.getenv('LOG_LEVEL', 'INFO')
LOG_FILE = os.path.join(BASE_DIR, 'logs', 'app.log')

os.makedirs(INSTANCE_DIR, exist_ok=True)
os.makedirs(UPLOAD_FOLDER, exist_ok=True)
os.makedirs(HAPROXY_BACKUP_DIR, exist_ok=True)
os.makedirs(os.path.dirname(LOG_FILE), exist_ok=True)