"""
Environment configuration for HM QC system.

Set environment variable HM_QC_ENV to control which environment to use:
- export HM_QC_ENV=dev       # Development environment
- export HM_QC_ENV=production # Production environment (default)

Development uses relative paths from the repository root.
Production uses absolute paths at /opt/QC.
"""

import os

# Detect environment from environment variable (defaults to production)
ENVIRONMENT = os.getenv('HM_QC_ENV', 'production').lower()

# Get the repository root directory (where this config.py file is located)
REPO_ROOT = os.path.dirname(os.path.abspath(__file__))

# Environment-specific path configuration
if ENVIRONMENT == 'dev':
    # Development environment - use relative paths from repo
    BASE_DIR = REPO_ROOT
    PROFILES_DIR = os.path.join(BASE_DIR, 'profiles')
    CHECKS_DIR = os.path.join(BASE_DIR, 'checks')
    WORKING_DIR = os.path.join(BASE_DIR, 'tmp', 'HM_working')
    REPORTS_DIR = os.path.join(BASE_DIR, 'tmp', 'reports')
    SUPPORTING_DIR = os.path.join(BASE_DIR, 'supporting')
else:
    # Production environment - use absolute paths
    BASE_DIR = '/opt/hm_qc'
    PROFILES_DIR = '/opt/hm_qc/profiles'
    CHECKS_DIR = '/opt/hm_qc/checks'
    WORKING_DIR = '/tmp/HM_working'
    REPORTS_DIR = '/opt/hm_qc/reports'
    SUPPORTING_DIR = '/opt/hm_qc/supporting'

# Profile paths
PDF_PROFILE_PATH = os.path.join(PROFILES_DIR, 'HM.json')
IMAGE_PROFILE_PATH = os.path.join(PROFILES_DIR, 'HM_image.json')

# Ensure working and reports directories exist in dev mode
if ENVIRONMENT == 'dev':
    os.makedirs(WORKING_DIR, exist_ok=True)
    os.makedirs(REPORTS_DIR, exist_ok=True)

def get_config():
    """
    Returns a dictionary with all configuration values.
    Useful for debugging and logging.
    """
    return {
        'environment': ENVIRONMENT,
        'base_dir': BASE_DIR,
        'profiles_dir': PROFILES_DIR,
        'checks_dir': CHECKS_DIR,
        'working_dir': WORKING_DIR,
        'reports_dir': REPORTS_DIR,
        'supporting_dir': SUPPORTING_DIR,
        'pdf_profile_path': PDF_PROFILE_PATH,
        'image_profile_path': IMAGE_PROFILE_PATH,
    }

def print_config():
    """
    Prints the current configuration.
    Useful for debugging environment setup.
    """
    config = get_config()
    print(f"\n{'='*60}")
    print(f"HM QC Environment Configuration")
    print(f"{'='*60}")
    for key, value in config.items():
        print(f"{key:20s}: {value}")
    print(f"{'='*60}\n")