from pathlib import Path
import os

BASE_DIR = Path(__file__).resolve().parent.parent
SECRET_KEY = os.environ.get("DJANGO_SECRET_KEY", "GANTI-SECRET-KEY-INI-DI-PRODUKSI")
DEBUG = os.environ.get("DJANGO_DEBUG", "1") == "1"
ALLOWED_HOSTS = [x.strip() for x in os.environ.get("DJANGO_ALLOWED_HOSTS", "*").split(",") if x.strip()]

INSTALLED_APPS = [
    "django.contrib.admin", "django.contrib.auth", "django.contrib.contenttypes",
    "django.contrib.sessions", "django.contrib.messages", "django.contrib.staticfiles", "splitter",
]
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 = "m4asplitter.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 = "m4asplitter.wsgi.application"
DATABASES = {"default": {"ENGINE": "django.db.backends.sqlite3", "NAME": BASE_DIR / "db.sqlite3"}}
AUTH_PASSWORD_VALIDATORS = []
LANGUAGE_CODE = "id"
TIME_ZONE = "Asia/Jakarta"
USE_I18N = True
USE_TZ = True
STATIC_URL = "static/"
DEFAULT_AUTO_FIELD = "django.db.models.BigAutoField"

# File besar dialihkan Django ke temporary file, bukan RAM.
FILE_UPLOAD_MAX_MEMORY_SIZE = 2 * 1024 * 1024
DATA_UPLOAD_MAX_MEMORY_SIZE = None
SPLITTER_TMP_DIR = os.environ.get("SPLITTER_TMP_DIR", str(BASE_DIR / "tmp_splitter"))
SPLITTER_STALE_SECONDS = int(os.environ.get("SPLITTER_STALE_SECONDS", "1800"))
FFMPEG_BIN = os.environ.get("FFMPEG_BIN", "ffmpeg")
FFPROBE_BIN = os.environ.get("FFPROBE_BIN", "ffprobe")