import os
import sys
from pathlib import Path
from django.utils.translation import gettext_lazy as _

# Build paths inside the project like this: BASE_DIR / 'subdir'.
BASE_DIR = Path(__file__).resolve().parent.parent

# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/5.0/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = os.environ.get('DJANGO_SECRET_KEY', 'django-insecure-change-me-locally')

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = os.environ.get('DEBUG', 'True') == 'True'

ALLOWED_HOSTS = ['*']

CSRF_TRUSTED_ORIGINS = [
    'https://*.flatlogic.app',
    'https://*.flatlogic.run',
    'https://*.flatlogic.com',
    'http://localhost:8000',
    'http://127.0.0.1:8000',
]

# Application definition

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'core',
    'accounting',
    'hr',
]

MIDDLEWARE = [
    'django.middleware.security.SecurityMiddleware',
    # 'whitenoise.middleware.WhiteNoiseMiddleware', # Disabled due to install failure
    'django.contrib.sessions.middleware.SessionMiddleware',
    'django.middleware.locale.LocaleMiddleware',
    'django.middleware.common.CommonMiddleware',
    'django.middleware.csrf.CsrfViewMiddleware',
    'django.contrib.auth.middleware.AuthenticationMiddleware',
    'django.contrib.messages.middleware.MessageMiddleware',
    # 'django.middleware.clickjacking.XFrameOptionsMiddleware',
]

ROOT_URLCONF = 'config.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [BASE_DIR / 'templates'], # For global templates
        'APP_DIRS': True,
        'OPTIONS': {
            'context_processors': [
                'django.template.context_processors.debug',
                'django.template.context_processors.request',
                'django.contrib.auth.context_processors.auth',
                'django.contrib.messages.context_processors.messages',
                'core.context_processors.project_context',
                'core.context_processors.global_settings',
            ],
        },
    },
]

WSGI_APPLICATION = 'config.wsgi.application'


# Database
# https://docs.djangoproject.com/en/5.0/ref/settings/#databases

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.mysql',
        'NAME': os.environ.get('DB_NAME', 'flatlogic_db'),
        'USER': os.environ.get('DB_USER', 'flatlogic_user'),
        'PASSWORD': os.environ.get('DB_PASS', 'flatlogic_password'),
        'HOST': os.environ.get('DB_HOST', '127.0.0.1'),
        'PORT': os.environ.get('DB_PORT', '3306'),
    }
}


# Password validation
# https://docs.djangoproject.com/en/5.0/ref/settings/#auth-password-validators

AUTH_PASSWORD_VALIDATORS = [
    {
        'NAME': 'django.contrib.auth.password_validation.UserAttributeSimilarityValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.MinimumLengthValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.CommonPasswordValidator',
    },
    {
        'NAME': 'django.contrib.auth.password_validation.NumericPasswordValidator',
    },
]


# Internationalization
# https://docs.djangoproject.com/en/5.0/topics/i18n/

LANGUAGE_CODE = 'en-us'

TIME_ZONE = 'UTC'

USE_I18N = True

USE_TZ = True

LANGUAGES = [
    ('en', _('English')),
    ('ar', _('Arabic')),
]

LOCALE_PATHS = [
    BASE_DIR / 'locale',
]


# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/5.0/howto/static-files/

STATIC_URL = 'static/'
STATIC_ROOT = BASE_DIR / 'staticfiles'

STATICFILES_DIRS = [
    BASE_DIR / "static",
    BASE_DIR / "assets",
]

# Conditionally add node_modules if it exists (prevents W004 warning)
if (BASE_DIR / 'node_modules').exists():
    STATICFILES_DIRS.append(BASE_DIR / 'node_modules')

# STATICFILES_STORAGE = 'whitenoise.storage.CompressedStaticFilesStorage' # Disabled due to install failure

# Default primary key field type
# https://docs.djangoproject.com/en/5.0/ref/settings/#default-auto-field

DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

# Security settings for iframe/proxy support
SECURE_PROXY_SSL_HEADER = ('HTTP_X_FORWARDED_PROTO', 'https')
SESSION_COOKIE_SECURE = True
CSRF_COOKIE_SECURE = True
SESSION_COOKIE_SAMESITE = "None"
CSRF_COOKIE_SAMESITE = "None"
# X_FRAME_OPTIONS = 'SAMEORIGIN'

# Email Settings
EMAIL_BACKEND = 'django.core.mail.backends.smtp.EmailBackend'
EMAIL_HOST = os.environ.get('EMAIL_HOST', 'smtp.gmail.com')
EMAIL_PORT = int(os.environ.get('EMAIL_PORT', 587))
EMAIL_USE_TLS = os.environ.get('EMAIL_USE_TLS', 'True') == 'True'
EMAIL_HOST_USER = os.environ.get('EMAIL_HOST_USER', '')
EMAIL_HOST_PASSWORD = os.environ.get('EMAIL_HOST_PASSWORD', '')
DEFAULT_FROM_EMAIL = os.environ.get('DEFAULT_FROM_EMAIL', EMAIL_HOST_USER)
CONTACT_EMAIL_TO = os.environ.get('CONTACT_EMAIL_TO', '').split(',')

# Media files
MEDIA_URL = '/media/'
MEDIA_ROOT = BASE_DIR / 'media'