solar_project/settings.py

"""
Django settings for solar_project project.

Generated by 'django-admin startproject' using Django 6.0.

For more information on this file, see
https://docs.djangoproject.com/en/6.0/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/6.0/ref/settings/
"""

from pathlib import Path

import os

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

# Initialize environment variables
# Load .env only when it exists (local dev).
# On Render/production, env vars are injected by the platform — no .env file needed.
from dotenv import load_dotenv
_env_path = os.path.join(BASE_DIR, '.env')
if os.path.isfile(_env_path):
    load_dotenv(_env_path)

# Quick-start development settings - unsuitable for production
# See https://docs.djangoproject.com/en/6.0/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = os.getenv('SECRET_KEY', '8c504a81f10a49729ce44af1b9a3b98d')

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

ALLOWED_HOSTS = ["*"]
STATIC_ROOT = os.path.join(BASE_DIR, 'staticfiles')
CORS_ALLOW_ALL_ORIGINS = True

AUTH_USER_MODEL = 'solar_api.User' # CUSTOM USER MODEL with UUID ID

# Application definition

INSTALLED_APPS = [
    "corsheaders",
    "django.contrib.auth",
    "django.contrib.contenttypes",
    "django.contrib.sessions",
    "django.contrib.messages",
    "django.contrib.staticfiles",
    'solar_api',
    'rest_framework',
    'rest_framework_simplejwt',
    'drf_yasg',
]

MIDDLEWARE = [
    "corsheaders.middleware.CorsMiddleware",
    "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",
]


ROOT_URLCONF = 'solar_project.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [],
        'APP_DIRS': True,
        'OPTIONS': {
            'context_processors': [
                'django.template.context_processors.request',
            ],
        },
    },
]

# REST Framework Configuration
REST_FRAMEWORK = {
    'DEFAULT_AUTHENTICATION_CLASSES': (
        'rest_framework_simplejwt.authentication.JWTAuthentication',
    ),
    'DEFAULT_PERMISSION_CLASSES': [
        'rest_framework.permissions.IsAuthenticated',
    ],
}

from datetime import timedelta
SIMPLE_JWT = {
    'ACCESS_TOKEN_LIFETIME': timedelta(days=1),
    'REFRESH_TOKEN_LIFETIME': timedelta(days=30),
    'ALGORITHM': 'HS256',
    'SIGNING_KEY': SECRET_KEY,
}

SWAGGER_SETTINGS = {
    'USE_SESSION_AUTH': False,
    'SECURITY_DEFINITIONS': {
        'Bearer': {
            'type': 'apiKey',
            'name': 'Authorization',
            'in': 'header',
            'description': 'Enter your token as: Bearer <your_access_token>',
        },
    },
    'DEFAULT_AUTO_SCHEMA_CLASS': 'drf_yasg.inspectors.SwaggerAutoSchema',
}
# Database
# https://docs.djangoproject.com/en/6.0/ref/settings/#databases

DATABASES = {
    "default": {
        "ENGINE": os.getenv("SQL_ENGINE", "django.db.backends.postgresql"),
        "NAME": os.getenv("SQL_DATABASE"),
        "USER": os.getenv("SQL_USER"),
        "PASSWORD": os.getenv("SQL_PASSWORD"),
        "HOST": os.getenv("SQL_DATABASE_HOST"),
        "PORT": os.getenv("SQL_DATABASE_PORT", "5432"),
        "CONN_MAX_AGE": 60,
        "OPTIONS": {
            "sslmode": "require",
            "connect_timeout": 5,
        },
    }
}

# Password validation
# https://docs.djangoproject.com/en/6.0/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/6.0/topics/i18n/

LANGUAGE_CODE = 'en-us'

TIME_ZONE = 'UTC'

USE_I18N = True

USE_TZ = True


# Static files (CSS, JavaScript, Images)
# https://docs.djangoproject.com/en/6.0/howto/static-files/

STATIC_URL = 'static/'
STATICFILES_STORAGE = 'whitenoise.storage.CompressedManifestStaticFilesStorage'