import logging
from typing import Optional, Tuple

logger = logging.getLogger(__name__)

def create_vm(
    proxmox,
    node: Optional[str] = None,
    vmid: Optional[int] = None,
    name: Optional[str] = None,
    prefix: str = 'stepchenkoas',
    cores: int = 2,
    memory: int = 2048,
    disk_size: int = 16,
    start: int = 1,
):
    if node is None:
        nodes = proxmox.nodes.get()
        nodes = list(filter(lambda node: node['status'] == 'online', nodes))
        node = min(nodes, key=lambda node: node['disk'])['node']

    if vmid is None:
        vmid = proxmox.cluster.get('nextid')

    if name is None:
        name = f'{prefix}-{vmid}'

    proxmox.nodes(node).qemu.post(
        node=node,
        vmid=vmid,
        description='This VM was created automatically through Proxmox VE API',
        cores=cores,
        cpu='host',
        memory=memory,
        name=name,
        net0='virtio,bridge=vmbr0,tag=103,firewall=1',
        ostype='l26',
        pool='Virt_LAB',
        #alt-server-v-10.1-rc3-x86_64.iso
        sata2='templates:iso/alt-server-v-10.1-rc3-x86_64.iso,media=cdrom',
        scsi0=f'rbd-storage:{disk_size},discard=on',
        scsihw='virtio-scsi-pci',
        sockets=1,
        start=start,
    )
    logger.info('VM %s was created successfully!', vmid)


def delete_vm(
    proxmox,
    node,
    vmid,
):
    proxmox.nodes(node).qemu(vmid).delete(
        node=node,
        vmid=vmid,
    )
    logger.info('VM %s was deleted successfully!', vmid)


def clone_template(
    proxmox,
    node: str,
    vmid: int,
    newid: Optional[int] = None,
    name: Optional[str] = None,
    prefix: str ='stepchenkoas',
) -> Tuple[int, str]:
    if newid is None:
        newid = int(proxmox.cluster.get('nextid'))

    if name is None:
        name = f'{prefix}-{newid}'

    assert type(newid) is int
    assert type(name) is str

    upid: str = proxmox.nodes(node).qemu(vmid).clone.post(
        newid=newid,
        node=node,
        vmid=vmid,
        format='raw',
        full=1,
        name=name,
        pool='Virt_LAB',
        storage='rbd-storage',
        target=node,
    )
    # TODO: check task status
    logger.debug("UPID '%s'", upid)
    logger.info('VM %s was cloned to %s successfully!', vmid, newid)

    return (newid, upid)

def get_vm_ip(
    proxmox,
    node: 'str',
    vmid: int,
):
    res = proxmox.nodes(node).qemu(vmid).agent('network-get-interfaces').get()
    vm_ip_address = None
    for net in res['result']:
        if net['name'] == 'eth0' or net['name'] == 'ens19':
            for ip in net['ip-addresses']:
                if ip['ip-address-type'] == 'ipv4':
                    vm_ip_address = ip['ip-address']

    return vm_ip_address