Implement a full device scan

[dmulcahey]

https://github.com/mdeweerd/zha-toolkit/blob/main/custom_components/zha_toolkit/scan_device.py

We should include this functionality in ZHA. We should schedule this post device join.

[dmulcahey]

Here is some initial scratch code to do this...

    default_response = GENERAL_COMMANDS[GeneralCommand.Default_Response].schema

    async def discover_attributes(
        cluster: Cluster,
    ) -> list[DiscoverAttributesResponseRecord]:
        """Discover attributes for a cluster."""
        attribute_id: int = 0
        discovery_complete: bool = False
        attributes: list[DiscoverAttributesResponseRecord] = []
        while not discovery_complete:
            response = await cluster.discover_attributes(
                start_attribute_id=attribute_id, max_attribute_ids=10
            )
            if isinstance(response, default_response):
                _LOGGER.debug("Default response received: %s", response)
                break
            discovery_complete, attribute_info = response
            attributes.extend(attribute_info)
            for attribute in attribute_info:
                _LOGGER.debug(
                    "Discovered attribute: %s: %s",
                    attribute.attrid,
                    attribute.datatype,
                )
                attribute_id = attribute.attrid + 1
        return attributes

    async def discover_commands(
        cluster: Cluster,
    ):
        """Discover generated and received commands for a cluster."""
        response: dict[str, list[t.uint8_t]] = {}
        for command in ("discover_commands_received", "discover_commands_generated"):
            command_id: int = 0
            discovery_complete: bool = False
            command_method = getattr(cluster, command)
            command_ids_discovered: list[t.uint8_t] = []
            while not discovery_complete:
                command_response = await command_method(
                    start_command_id=command_id, max_command_ids=10
                )
                if isinstance(command_response, default_response):
                    _LOGGER.debug("Default response received: %s", command_response)
                    break
                discovery_complete, command_ids = command_response
                command_ids_discovered.extend(command_ids)
                for discovered_command_id in command_ids:
                    _LOGGER.debug(
                        "Discovered received command id: %s", discovered_command_id
                    )
                    command_id = discovered_command_id + 1
            response[command] = command_ids_discovered
        return response

    async def scan_device(service: ServiceCall) -> None:
        """Issue command on zigbee cluster on a zigbee group."""
        device_id: int = service.data[ATTR_DEVICE_ID]
        zha_device: Device = async_get_zha_device_proxy(hass, device_id).device
        _LOGGER.debug("Scanning device: %s", zha_device.ieee)
        for endpoint_id, endpoint in zha_device.endpoints.items():
            if endpoint_id == 0:
                continue
            for cluster_collection in ("in_clusters", "out_clusters"):
                for cluster_id, cluster in getattr(
                    endpoint.zigpy_endpoint, cluster_collection
                ).items():
                    _LOGGER.debug("Scanning cluster: %s", cluster_id)
                    await discover_attributes(cluster)
                    await discover_commands(cluster)