erp-efintel-2026-portainer/config/settings.py

"""
Django settings for config project.

Generated by 'django-admin startproject' using Django 6.1.

For more information on this file, see
https://docs.djangoproject.com/en/6.1/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/6.1/ref/settings/
"""

from pathlib import Path
import environ

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

# Inicializar environ
env = environ.Env(
    DEBUG=(bool, False)
)
# Leer .env si existe
environ.Env.read_env(BASE_DIR / '.env')

# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/6.1/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = env('SECRET_KEY', default='django-insecure-fallback-key')

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = env('DEBUG')

ALLOWED_HOSTS = env.list('ALLOWED_HOSTS', default=['*'])


# Application definition

INSTALLED_APPS = [
    'daphne',
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'django.contrib.humanize',
    'channels',
    'expenses',
    'payroll',
    'procurement',
    'talent',
]

MIDDLEWARE = [
    'django.middleware.security.SecurityMiddleware',
    'whitenoise.middleware.WhiteNoiseMiddleware',
    'django.contrib.sessions.middleware.SessionMiddleware',
    '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'],
        'APP_DIRS': True,
        'OPTIONS': {
            'context_processors': [
                'django.template.context_processors.request',
                'django.contrib.auth.context_processors.auth',
                'django.contrib.messages.context_processors.messages',
            ],
        },
    },
]

WSGI_APPLICATION = 'config.wsgi.application'
ASGI_APPLICATION = 'config.asgi.application'

# Configuracion de WebSockets (Channels)
CHANNEL_LAYERS = {
    "default": {
        "BACKEND": "channels_redis.core.RedisChannelLayer",
        "CONFIG": {
            "hosts": [env('REDIS_URL', default='redis://localhost:6379/0')],
        },
    }
}


# Database
# https://docs.djangoproject.com/en/6.1/ref/settings/#databases

DATABASES = {
    'default': env.db('DATABASE_URL', default=f"sqlite:///{BASE_DIR / 'db.sqlite3'}")
}
DATABASES['default']['CONN_MAX_AGE'] = env.int('CONN_MAX_AGE', default=60)

# Password validation
# https://docs.djangoproject.com/en/6.1/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/6.1/topics/i18n/

LANGUAGE_CODE = 'es-cl'

TIME_ZONE = 'America/Santiago'

USE_I18N = True

USE_TZ = True

USE_THOUSAND_SEPARATOR = True


# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/6.1/howto/static-files/

STATIC_URL = '/static/'
STATICFILES_DIRS = [BASE_DIR / 'static']

# Media files (Uploads)
if env.bool('USE_S3', default=False):
    # Supabase / AWS S3 Config
    AWS_ACCESS_KEY_ID = env('AWS_ACCESS_KEY_ID')
    AWS_SECRET_ACCESS_KEY = env('AWS_SECRET_ACCESS_KEY')
    AWS_STORAGE_BUCKET_NAME = env('AWS_STORAGE_BUCKET_NAME')
    AWS_S3_ENDPOINT_URL = env('AWS_S3_ENDPOINT_URL', default=None)
    AWS_S3_REGION_NAME = env('AWS_S3_REGION_NAME', default=None)
    AWS_DEFAULT_ACL = 'public-read'
    AWS_S3_FILE_OVERWRITE = False
    DEFAULT_FILE_STORAGE = 'storages.backends.s3boto3.S3Boto3Storage'
    MEDIA_URL = f'{AWS_S3_ENDPOINT_URL}/{AWS_STORAGE_BUCKET_NAME}/' if AWS_S3_ENDPOINT_URL else f'https://{AWS_STORAGE_BUCKET_NAME}.s3.amazonaws.com/'
else:
    MEDIA_URL = '/media/'
    MEDIA_ROOT = BASE_DIR / 'media'

# Security (Tríada CIA: Confidencialidad e Integridad)
if not DEBUG:
    SECURE_SSL_REDIRECT = env.bool('SECURE_SSL_REDIRECT', default=True)
    SESSION_COOKIE_SECURE = env.bool('SESSION_COOKIE_SECURE', default=True)
    CSRF_COOKIE_SECURE = env.bool('CSRF_COOKIE_SECURE', default=True)
    SECURE_HSTS_SECONDS = env.int('SECURE_HSTS_SECONDS', default=31536000)
    SECURE_HSTS_INCLUDE_SUBDOMAINS = env.bool('SECURE_HSTS_INCLUDE_SUBDOMAINS', default=True)
    SECURE_HSTS_PRELOAD = env.bool('SECURE_HSTS_PRELOAD', default=True)

# Authentication
LOGIN_URL = '/login/'
LOGIN_REDIRECT_URL = '/'
LOGOUT_REDIRECT_URL = '/login/'

# Email
# https://docs.djangoproject.com/en/6.1/topics/email/#topic-email-configuration

MAILERS = {
    'default': {
        'BACKEND': 'django.core.mail.backends.console.EmailBackend',
    },
}

# Celery Configuration
CELERY_BROKER_URL = env('REDIS_URL', default='memory://')
CELERY_RESULT_BACKEND = env('REDIS_URL', default='cache+memory://')
CELERY_ACCEPT_CONTENT = ['json']
CELERY_TASK_SERIALIZER = 'json'
CELERY_RESULT_SERIALIZER = 'json'
CELERY_TIMEZONE = TIME_ZONE