"""Public surface of ``infrasynth.webhooks``.

The exports are resolved lazily (PEP 562) so importing this package never
triggers Django model imports before the app registry is ready. Import from
here::

    from infrasynth.webhooks import EventRegistry, sign_payload, BaseInboundHandler
"""

from __future__ import annotations

from importlib import import_module
from typing import Any

__all__ = [
    "BaseInboundHandler",
    "EventRegistry",
    "HMACInboundHandler",
    "InboundEndpoint",
    "InboundEvent",
    "OutboundDelivery",
    "OutboundEndpoint",
    "OutboundSubscription",
    "deliver_webhook",
    "process_inbound_event",
    "sign_payload",
    "verify_signature",
]

# public name -> module (relative to the ``infrasynth`` package) that defines it
_EXPORTS: dict[str, str] = {
    "BaseInboundHandler": "webhooks.inbound.handlers",
    "EventRegistry": "webhooks.registry",
    "HMACInboundHandler": "webhooks.inbound.handlers",
    "InboundEndpoint": "webhooks.models",
    "InboundEvent": "webhooks.models",
    "OutboundDelivery": "webhooks.models",
    "OutboundEndpoint": "webhooks.models",
    "OutboundSubscription": "webhooks.models",
    "deliver_webhook": "webhooks.dispatch",
    "process_inbound_event": "webhooks.dispatch",
    "sign_payload": "webhooks.signature",
    "verify_signature": "webhooks.signature",
}


def __getattr__(name: str) -> Any:
    module_path = _EXPORTS.get(name)
    if module_path is not None:
        return getattr(import_module(f"infrasynth.{module_path}"), name)
    # Let ``infrasynth.<app>.<submodule>`` resolve as usual.
    try:
        return import_module(f"{__name__}.{name}")
    except ModuleNotFoundError as exc:
        raise AttributeError(f"module {__name__!r} has no attribute {name!r}") from exc


def __dir__() -> list[str]:
    return sorted(set(__all__) | set(globals()))