"""
Django settings for myproject project.

Generated by 'django-admin startproject' using Django 6.0.5.

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/
"""

import os
from pathlib import Path

# 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/6.0/howto/deployment/checklist/

# SECURITY WARNING: keep the secret key used in production secret!
SECRET_KEY = 'django-insecure-%)ie75*7@1xl91^h6^$d!npm$=cf7@oqcc9b&jqxqc8t!@9uj1'

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

ALLOWED_HOSTS = ['localhost', '127.0.0.1', '[::1]', 'testserver', '.flatlogic.app']
CSRF_TRUSTED_ORIGINS = ['https://*.flatlogic.app', 'http://*.flatlogic.app']
SECURE_PROXY_SSL_HEADER = ('HTTP_X_FORWARDED_PROTO', 'https')
USE_X_FORWARDED_HOST = True


# Application definition

INSTALLED_APPS = [
    'django.contrib.admin',
    'django.contrib.auth',
    'django.contrib.contenttypes',
    'django.contrib.sessions',
    'django.contrib.messages',
    'django.contrib.staticfiles',
    'core',  # core app for home, about, contact
    'accounts',  # accounts app for user profiles
    'cart',  # cart app for shopping cart functionality
    'orders',  # orders app for order management
    'products',  # products app for product management
]

MIDDLEWARE = [
    '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 = 'myproject.urls'

TEMPLATES = [
    {
        'BACKEND': 'django.template.backends.django.DjangoTemplates',
        'DIRS': [BASE_DIR / 'tempelates'],
        'APP_DIRS': True,
        'OPTIONS': {
            'context_processors': [
                'django.template.context_processors.request',
                'django.contrib.auth.context_processors.auth',
                'django.contrib.messages.context_processors.messages',
                'core.context_processors.cart_summary',
                'core.context_processors.language_context',
            ],
        },
    },
]

WSGI_APPLICATION = 'myproject.wsgi.application'


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

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


# 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',
    },
]

MEDIA_URL = '/media/'
MEDIA_ROOT = BASE_DIR / 'media'

# 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_DIRS = [
    BASE_DIR / 'static',
]

# Authentication Settings
LOGIN_URL = 'login'
LOGIN_REDIRECT_URL = 'profile'
LOGOUT_REDIRECT_URL = 'home'

# Payment configuration
PUBLIC_APP_URL = os.getenv('PUBLIC_APP_URL', '').strip().rstrip('/')
PAYMENT_CURRENCY = (os.getenv('PAYMENT_CURRENCY', 'NPR').strip() or 'NPR').upper()

# Stripe fallback for card payments
STRIPE_SECRET_KEY = os.getenv('STRIPE_SECRET_KEY', '').strip()
STRIPE_WEBHOOK_SECRET = os.getenv('STRIPE_WEBHOOK_SECRET', '').strip()
STRIPE_CURRENCY = (os.getenv('STRIPE_CURRENCY', PAYMENT_CURRENCY.lower()).strip() or PAYMENT_CURRENCY.lower()).lower()

# eSewa ePay (defaults to official UAT credentials in this dev environment)
ESEWA_SANDBOX = (os.getenv('ESEWA_SANDBOX', '1').strip() or '1').lower() not in {'0', 'false', 'no'}
ESEWA_PRODUCT_CODE = os.getenv('ESEWA_PRODUCT_CODE', 'EPAYTEST' if ESEWA_SANDBOX else '').strip()
ESEWA_SECRET_KEY = os.getenv('ESEWA_SECRET_KEY', '8gBm/:&EnhH.1/q' if ESEWA_SANDBOX else '').strip()
ESEWA_FORM_URL = os.getenv(
    'ESEWA_FORM_URL',
    'https://rc-epay.esewa.com.np/api/epay/main/v2/form' if ESEWA_SANDBOX else 'https://epay.esewa.com.np/api/epay/main/v2/form',
).strip()
ESEWA_STATUS_URL = os.getenv(
    'ESEWA_STATUS_URL',
    'https://rc.esewa.com.np/api/epay/transaction/status/' if ESEWA_SANDBOX else 'https://epay.esewa.com.np/api/epay/transaction/status/',
).strip()

# Khalti KPG-2
KHALTI_SANDBOX = (os.getenv('KHALTI_SANDBOX', '1').strip() or '1').lower() not in {'0', 'false', 'no'}
KHALTI_SECRET_KEY = os.getenv('KHALTI_SECRET_KEY', '').strip()
KHALTI_INITIATE_URL = os.getenv(
    'KHALTI_INITIATE_URL',
    'https://dev.khalti.com/api/v2/epayment/initiate/' if KHALTI_SANDBOX else 'https://khalti.com/api/v2/epayment/initiate/',
).strip()
KHALTI_LOOKUP_URL = os.getenv(
    'KHALTI_LOOKUP_URL',
    'https://dev.khalti.com/api/v2/epayment/lookup/' if KHALTI_SANDBOX else 'https://khalti.com/api/v2/epayment/lookup/',
).strip()

DEFAULT_AUTO_FIELD = 'django.db.models.AutoField'
