from typing import List, Tuple

from ansible_collections.finallycoffee.proxmox.plugins.module_utils.common import _proxmox_request, ProxmoxAuthInfo


PM_ACCEPTED_IFACE_TYPES = [
    'bridge',
    'bond',
    'eth',
    'alias',
    'vlan',
    'OVSBridge',
    'OVSBond',
    'OVSPort',
    'OVSIntPort',
    'unknown',
]


def get_interfaces(auth_info: ProxmoxAuthInfo, node: str) -> [dict]:
    realm_answer = _proxmox_request('get', f"/nodes/{node}/network", auth_info).json()
    return realm_answer['data']


def set_interface_config(auth_info: ProxmoxAuthInfo, node: str, name: str, iface_type: str, config: dict[str, str], dry_run: bool, state: str = 'present') -> Tuple[dict, dict]:
    existing_iface_data = None
    iface_data = None
    existing_iface = _proxmox_request('get', f"/nodes/{node}/network/{name}", auth_info)
    if existing_iface.ok:
        existing_iface_data = existing_iface.json()['data']
    if state == 'absent':
        iface = _delete_iface(auth_info, node, name, dry_run)
        return existing_iface_data, iface_data
    else:
        iface = _upsert_iface(auth_info, node, name,
                              iface_type, config, (existing_iface_data is not None), dry_run)
        return existing_iface_data, iface


def _upsert_iface(auth_info: ProxmoxAuthInfo, node: str, name: str, iface_type: str, config: dict[str, str], update: bool = False, dry_run: bool = False) -> dict[str, str]:
    extra_config = {'node': node, 'iface': name, 'type': iface_type}
    full_iface_spec = config | extra_config
    if not dry_run:
        res = _proxmox_request('put' if update else 'post', f"/nodes/{node}/network", auth_info, full_iface_spec)
        if res.ok:
            return res.json()['data'] | extra_config
        else:
            res.raise_for_status()
    else:
        return full_iface_spec


def _delete_iface(auth_info: ProxmoxAuthInfo, node: str, name: str, dry_run: bool = False) -> dict[str, str]:
    if not dry_run:
        res = _proxmox_request('delete', f"/nodes/{node}/network/{name}", auth_info)
        if res.ok:
            return {}
        else:
            res.raise_for_status()
    else:
        return {}