from pathlib import Path
import os

BASE_DIR = Path(__file__).resolve().parent.parent

SECRET_KEY = os.environ.get(
    "SECRET_KEY",
    "django-insecure-4s=n^)r9g6@x7e@j6r)-ord*%%z1c)&v!ll7&3ug8u^phb6ihg"
)

DEBUG = os.environ.get("DEBUG", "True") == "True"

ALLOWED_HOSTS = os.environ.get("ALLOWED_HOSTS", "*").split(",")

INSTALLED_APPS = [
    "django.contrib.admin",
    "django.contrib.auth",
    "django.contrib.contenttypes",
    "django.contrib.sessions",
    "django.contrib.messages",
    "whitenoise.runserver_nostatic",
    "django.contrib.staticfiles",
    "shop",
]

MIDDLEWARE = [
    "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",
    "django.middleware.clickjacking.XFrameOptionsMiddleware",
]

ROOT_URLCONF = "store_project.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",
                "shop.context_processors.cart",
            ],
        },
    },
]

WSGI_APPLICATION = "store_project.wsgi.application"

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

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"},
]

LANGUAGE_CODE = "en-us"
TIME_ZONE = "Africa/Nairobi"
USE_I18N = True
USE_TZ = True

STATIC_URL = "/static/"
STATICFILES_DIRS = [os.path.join(BASE_DIR, "shop", "static")]
STATIC_ROOT = os.path.join(BASE_DIR, "staticfiles")
STATICFILES_STORAGE = "whitenoise.storage.CompressedManifestStaticFilesStorage"
STATICFILES_FINDERS = [
    "django.contrib.staticfiles.finders.FileSystemFinder",
    "django.contrib.staticfiles.finders.AppDirectoriesFinder",
]

MEDIA_URL = "/media/"
MEDIA_ROOT = os.path.join(BASE_DIR, "media/")

DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"

SESSION_COOKIE_NAME = "ECOMMERCE_SESSION_ID"
SESSION_SAVE_EVERY_REQUEST = True
SESSION_COOKIE_PATH = "/"

CART_SESSION_ID = "cart"

LOGIN_URL = "/accounts/login/"
LOGIN_REDIRECT_URL = "/shop/"
LOGOUT_REDIRECT_URL = "/"

# ─── iPay Africa ──────────────────────────────────────────────────────────────
# Set these environment variables on the server after going live with iPay.
# IPAY_VENDOR_ID  — your Merchant ID from iPay dashboard
# IPAY_HASH_KEY   — your secret Hash Key from iPay dashboard
# IPAY_LIVE       — set to "True" in production; leave False for sandbox testing
IPAY_VENDOR_ID = os.environ.get("IPAY_VENDOR_ID", "demo")
IPAY_HASH_KEY  = os.environ.get("IPAY_HASH_KEY",  "demoCHANGEME")
IPAY_LIVE      = os.environ.get("IPAY_LIVE", "False") == "True"