"""Deployment environment helpers for local Docker vs Hugging Face Spaces."""

from __future__ import annotations

import os


def is_hosted_space() -> bool:
    """Return True when running on Hugging Face Spaces."""
    if os.getenv("SPACE_ID") or os.getenv("SPACE_REPO_NAME"):
        return True
    return os.getenv("HF_SPACES_DEPLOYMENT", "").lower() in {"1", "true", "yes"}


def configure_hosted_space_defaults() -> None:
    """Apply safe defaults for the hosted Gradio demo."""
    if not is_hosted_space():
        return

    os.environ.setdefault("DB_BACKEND", "sqlite")
    os.environ.setdefault("USE_REAL_OLLAMA", "false")
    os.environ.setdefault("REQUIRE_DEMO_AUTH", "false")
    os.environ.setdefault("DISABLE_LANGFUSE", "true")
    os.environ.setdefault("RATE_LIMIT_PER_HOUR", "12")
    os.environ.setdefault("RATE_LIMIT_PER_DAY", "30")
    os.environ.setdefault("RATE_LIMIT_BATCH_PER_HOUR", "2")
    os.environ.setdefault("DEMO_PASSWORD_REQUEST_URL", "https://bartoszlenart.com")