from packaging import version
import netbox_agent.dmidecode as dmidecode
from netbox_agent.config import config
from netbox_agent.config import netbox_instance as nb
from netbox_agent.logging import logging  # NOQA
from netbox_agent.vendors.dell import DellHost
from netbox_agent.vendors.generic import GenericHost
from netbox_agent.vendors.hp import HPHost
from netbox_agent.vendors.qct import QCTHost
from netbox_agent.vendors.supermicro import SupermicroHost
from netbox_agent.virtualmachine import VirtualMachine, is_vm

MANUFACTURERS = {
    'Dell Inc.': DellHost,
    'HP': HPHost,
    'HPE': HPHost,
    'Supermicro': SupermicroHost,
    'Quanta Cloud Technology Inc.': QCTHost,
    'Generic': GenericHost,
}


def run(config):
    dmi = dmidecode.parse()

    if config.virtual.enabled or is_vm(dmi):
        if not config.virtual.cluster_name:
            raise Exception('virtual.cluster_name parameter is mandatory because it\'s a VM')
        server = VirtualMachine(dmi=dmi)
    else:
        manufacturer = dmidecode.get_by_type(dmi, 'Chassis')[0].get('Manufacturer')
        try:
            server = MANUFACTURERS[manufacturer](dmi=dmi)
        except KeyError:
            server = GenericHost(dmi=dmi)

    if version.parse(nb.version) < version.parse('3.7'):
        print('netbox-agent is not compatible with Netbox prior to version 3.7')
        return False

    if config.register or config.update_all or config.update_network or \
       config.update_location or config.update_inventory or config.update_psu:
        server.netbox_create_or_update(config)
    if config.debug:
        server.print_debug()
    return True


def main():
    return run(config)


if __name__ == '__main__':
    main()