"""
Django settings for config project.

Generated by 'django-admin startproject' using Django 5.2.5.

For more information on this file, see
https://docs.djangoproject.com/en/5.2/topics/settings/

For the full list of settings and their values, see
https://docs.djangoproject.com/en/5.2/ref/settings/
"""
import pymysql
from pathlib import Path
import os
from dotenv import load_dotenv

# Load environment variables from .env file
load_dotenv()

pymysql.version_info = (2, 2, 4, 'final', 0)
pymysql.install_as_MySQLdb()

# 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/5.2/howto/deployment/checklist/

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

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

# ALLOWED_HOSTS = []
ALLOWED_HOSTS = os.getenv('ALLOWED_HOSTS', '127.0.0.1').split(',')


# Application definition

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',

    'django_extensions',
    # Models app
    'Models',
    #login
    'api_login',
    # AI Agent
    'ai_agent',
    'audit',
    # Django REST Framework
    'rest_framework',
    
    # CORS
    'corsheaders',
    
    # Empresa
    'api_empresa',
    
    # Swagger
    'drf_yasg',
    
    # Origen
    'origen',
    
    # Provincia
    'provincia',

    # localidad
    'localidad', 
    
    # Contacto
    'contacto',
    
    # EstadoIncidencia
    'estado_incidencia',
    
    # tipo incidencia
    'tipo_incidencia',
    
    # oportunidad de venta
    'oportunidad_de_venta',
    
    # nueva app workflow
    'workflow',
    
    'tablero',
    
    'rol_usuario',
    
    'estado_empresa',

    'reports',
    'producto',
    # 'chat',
]

MIDDLEWARE = [
    'audit.middleware.AuditMiddleware',
    '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 = 'config.urls'

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


# Database
# https://docs.djangoproject.com/en/5.2/ref/settings/#databases

DATABASES = {
    'default': {
        'ENGINE': 'django.db.backends.mysql',
        'NAME': os.getenv('DB_NAME'),
        'USER': os.getenv('DB_USER'),
        'PASSWORD': os.getenv('DB_PASSWORD'),
        'HOST': os.getenv('DB_HOST'),
        'PORT': os.getenv('DB_PORT'),
    },
}

# Only add vector_db if POSTGRES_HOST is configured
if os.getenv('POSTGRES_HOST'):
    DATABASES['vector_db'] = {
        'ENGINE': 'django.db.backends.postgresql',
        'NAME': os.getenv('POSTGRES_DB', 'vector_db'),
        'USER': os.getenv('POSTGRES_USER', 'postgres'),
        'PASSWORD': os.getenv('POSTGRES_PASSWORD', 'postgres'),
        'HOST': os.getenv('POSTGRES_HOST'),
        'PORT': os.getenv('POSTGRES_PORT', '5432'),
    }


GOOGLE_API_KEY = os.getenv('GOOGLE_API_KEY')


# Password validation
# https://docs.djangoproject.com/en/5.2/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/5.2/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/5.2/howto/static-files/

STATIC_URL = 'static/'

# Default primary key field type
# https://docs.djangoproject.com/en/5.2/ref/settings/#default-auto-field

DEFAULT_AUTO_FIELD = 'django.db.models.BigAutoField'


CORS_ALLOW_ALL_ORIGINS = True

REST_FRAMEWORK = {
    'DEFAULT_AUTHENTICATION_CLASSES': (
        'api_login.authentication.CustomJWTAuthentication',
        # puedes mantener también el default si quieres:
        # 'rest_framework_simplejwt.authentication.JWTAuthentication',
    ),
    'DEFAULT_PERMISSION_CLASSES': (
        'rest_framework.permissions.IsAuthenticated',
    )
}

# Configuración de Simple JWT
from datetime import timedelta

SIMPLE_JWT = {
    'ACCESS_TOKEN_LIFETIME': timedelta(days=1),  # Duración del token de acceso
    'REFRESH_TOKEN_LIFETIME': timedelta(days=7),  # Duración del token de refresco
    'ROTATE_REFRESH_TOKENS': False,
    'BLACKLIST_AFTER_ROTATION': True,
    'ALGORITHM': 'HS256',  # Algoritmo de firma
    'SIGNING_KEY': SECRET_KEY,  # Debe ser una cadena (string) suficientemente larga y aleatoria
    'VERIFYING_KEY': None,
    'AUTH_HEADER_TYPES': ('Bearer',),
    'USER_ID_FIELD': 'id',
    'USER_ID_CLAIM': 'user_id',
}

# config/settings.py
SWAGGER_SETTINGS = {
    'SECURITY_DEFINITIONS': {
        'Bearer': {
            'type': 'apiKey',
            'name': 'Authorization',
            'in': 'header'
        }
    },
}