"""
Django settings for ClientAssets project.

Generated by 'django-admin startproject' using Django 5.0.

For more information on this file, see
https://docs.djangoproject.com/en/5.0/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/5.0/ref/settings/
"""

from pathlib import Path
from datetime import timedelta

# 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 = 'django-insecure-g2*#n-s=vg%bza%i9qyoe@2*=)u#-k6ogd-a3o%_0t2dy6mzcv'

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

ALLOWED_HOSTS = ['*']  # Allow all hosts during development

# Application definition
INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    # Third-party apps
    'rest_framework',
    'rest_framework_simplejwt',
    'django_filters',
    'corsheaders',  # ✅ CORS headers enabled
    # Local apps
    'agreements',
]

MIDDLEWARE = [
    'corsheaders.middleware.CorsMiddleware',  # ✅ Must be at the top
    '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 = 'ClientAssets.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [],
        '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',
            ],
        },
    },
]

WSGI_APPLICATION = 'ClientAssets.wsgi.application'

# Database
# https://docs.djangoproject.com/en/5.0/ref/settings/#databases
# For development, SQLite is fine. For production, use PostgreSQL.
DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.sqlite3',
        'NAME': BASE_DIR / 'db.sqlite3',
    }
    # PostgreSQL example (uncomment for production):
    # 'default': {
    #     'ENGINE': 'django.db.backends.postgresql',
    #     'NAME': 'your_db_name',
    #     'USER': 'your_user',
    #     'PASSWORD': 'your_password',
    #     'HOST': 'localhost',
    #     'PORT': '5432',
    # }
}

# 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

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

# Media files (user-uploaded files like signature images)
MEDIA_URL = '/media/'
MEDIA_ROOT = BASE_DIR / 'media'

# Default primary key field type
# https://docs.djangoproject.com/en/5.0/ref/settings/#default-auto-field
DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'

# Django REST Framework configuration
REST_FRAMEWORK = {
    'DEFAULT_AUTHENTICATION_CLASSES': (
        'rest_framework_simplejwt.authentication.JWTAuthentication',
    ),
    'DEFAULT_PERMISSION_CLASSES': (
        'rest_framework.permissions.IsAuthenticated',
    ),
    'DEFAULT_FILTER_BACKENDS': (
        'django_filters.rest_framework.DjangoFilterBackend',
        'rest_framework.filters.SearchFilter',
        'rest_framework.filters.OrderingFilter',
    ),
    'DEFAULT_PAGINATION_CLASS': 'rest_framework.pagination.PageNumberPagination',
    'PAGE_SIZE': 20,
}

# JWT settings
SIMPLE_JWT = {
    'ACCESS_TOKEN_LIFETIME': timedelta(days=1),
    'REFRESH_TOKEN_LIFETIME': timedelta(days=7),
    'ROTATE_REFRESH_TOKENS': False,
    'BLACKLIST_AFTER_ROTATION': True,
    'ALGORITHM': 'HS256',
    'SIGNING_KEY': SECRET_KEY,
    'VERIFYING_KEY': None,
    'AUTH_HEADER_TYPES': ('Bearer',),
    'USER_ID_FIELD': 'id',
    'USER_ID_CLAIM': 'user_id',
    'AUTH_TOKEN_CLASSES': ('rest_framework_simplejwt.tokens.AccessToken',),
    'TOKEN_TYPE_CLAIM': 'token_type',
}

# ============================================
# CORS Configuration (enabled)
# ============================================
CORS_ALLOWED_ORIGINS = [
    "http://localhost:5500",      # VS Code Live Server
    "http://127.0.0.1:5500",
    "http://localhost:3000",      # React dev server (if used later)
    "http://127.0.0.1:3000",
    "http://localhost:5173",      # Vite dev server
    "http://127.0.0.1:5173",
    "https://agreement.alphas1.in"
]

# For development only – allows any origin (remove in production)
# CORS_ALLOW_ALL_ORIGINS = True

# Allow credentials (cookies, authorization headers)
CORS_ALLOW_CREDENTIALS = True

# Allowed methods
CORS_ALLOW_METHODS = [
    'DELETE',
    'GET',
    'OPTIONS',
    'PATCH',
    'POST',
    'PUT',
]

# Allowed headers
CORS_ALLOW_HEADERS = [
    'accept',
    'accept-encoding',
    'authorization',
    'content-type',
    'dnt',
    'origin',
    'user-agent',
    'x-csrftoken',
    'x-requested-with',
]

EMAIL_BACKEND = "django.core.mail.backends.smtp.EmailBackend"

EMAIL_HOST = "mail.alphas1.in"
EMAIL_PORT = 465
EMAIL_USE_SSL = True
EMAIL_USE_TLS = False

EMAIL_HOST_USER = "contact@alphas1.in"
EMAIL_HOST_PASSWORD = "Soumyasubhojit@2003"

DEFAULT_FROM_EMAIL = "contact@redalphas.in"
HTML2PDFROCKET_API_KEY = "953c7ab9-a4c2-4a02-b6a8-44a9451ee50c"