from pathlib import Path
import os
from dotenv import load_dotenv

load_dotenv()

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


CPANEL = str(os.environ.get("CPANEL")) == "1"


# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = str(os.environ.get("SECRET_KEY"))

# SECURITY WARNING: don't run with debug turned on in production!
DEBUG = str(os.environ.get("DEBUG")) == "1"

ALLOWED_HOSTS = ["*"]


# Application definition

INSTALLED_APPS = [
    "django.contrib.admin",
    "django.contrib.auth",
    "django.contrib.contenttypes",
    "django.contrib.sessions",
    "django.contrib.messages",
    "django.contrib.staticfiles",
    "rest_framework",
    "rest_framework.authtoken",
    "corsheaders",
    "app",
]

MIDDLEWARE = [
    "corsheaders.middleware.CorsMiddleware",
    "django.middleware.security.SecurityMiddleware",
    "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 = 'tools.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 = 'tools.wsgi.application'

STATICFILES_STORAGE = "whitenoise.storage.CompressedManifestStaticFilesStorage"


# Database
# https://docs.djangoproject.com/en/6.0/ref/settings/#databases


DATABASES = {
    "default": {
        "ENGINE": "django.db.backends.sqlite3",
        "NAME": BASE_DIR / "db.sqlite3",
    }
}


if CPANEL:
    SECURE_PROXY_SSL_HEADER = ("HTTP_X_FORWARDED_PROTO", "https")
    SECURE_SSL_REDIRECT = True

    DATABASES = {
        "default": {
            "ENGINE": os.environ.get("DB_ENGINE"),
            "NAME": os.environ.get("DB_NAME"),
            "USER": os.environ.get("DB_USER"),
            "PASSWORD": os.environ.get("DB_PASSWORD"),
            "HOST": os.environ.get("DB_HOST"),  # Typically 'localhost' or '127.0.0.1'
            "PORT": os.environ.get("DB_PORT"),  # Typically '3306'
            "OPTIONS": {
                "sql_mode": "STRICT_TRANS_TABLES",
                "charset": "utf8mb4",
                "use_unicode": True,
            },
        }
    }

# 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/


APPEND_SLASH = False


STATIC_URL = "static/"

STATICFILES_DIRS = (os.path.join(BASE_DIR, "static"),)


STATIC_ROOT = os.environ.get("STATIC_ROOT", os.path.join(BASE_DIR, "staticfiles"))


# Media files
MEDIA_URL = "/media/"
MEDIA_ROOT = os.environ.get("MEDIA_ROOT", os.path.join(BASE_DIR, "media"))


CORS_ALLOW_ALL_ORIGINS = True

# Or allow specific origins only:
# CORS_ALLOWED_ORIGINS = [
#     "http://localhost:3000",
#     "https://yourfrontend.com",
# ]


REST_FRAMEWORK = {
    # Authentication
    "DEFAULT_AUTHENTICATION_CLASSES": [
        "rest_framework.authentication.SessionAuthentication",
        "rest_framework.authentication.BasicAuthentication",
        "rest_framework.authentication.TokenAuthentication",
    ],
    # Permissions
    "DEFAULT_PERMISSION_CLASSES": [
        "rest_framework.permissions.IsAuthenticated",  # or AllowAny
    ],
    # Renderers (response format)
    "DEFAULT_RENDERER_CLASSES": [
        "rest_framework.renderers.JSONRenderer",
        # "rest_framework.renderers.JSONRenderer",
        # "rest_framework.renderers.BrowsableAPIRenderer",  # remove in production
    ],
    # Parsers (accepted request formats)
    "DEFAULT_PARSER_CLASSES": [
        "rest_framework.parsers.JSONParser",
        "rest_framework.parsers.MultiPartParser",  # for file uploads
        "rest_framework.parsers.FormParser",
    ],
    # Pagination
    "DEFAULT_PAGINATION_CLASS": "rest_framework.pagination.PageNumberPagination",
    "PAGE_SIZE": 10,
}