# vim: set ft=xonsh :

from tempfile import NamedTemporaryFile, TemporaryDirectory

def bw_unlock():
    """Unlocks the BitWarden CLI and adds the resulting session code to the
    current environment variables. Also returns the code for them."""
    if "BW_SESSION" in ${...}:
        return $BW_SESSION
    result = !(bw unlock --raw)
    while result.returncode != 0:
        result = !(bw unlock --raw)
    $BW_SESSION = result.output.strip()
    return $BW_SESSION

def vpn(con, bwname):
    nmcli c down @(con)
    bw_unlock()
    base=$(bw get password @(bwname))
    secret=$(bw get totp @(bwname))
    #echo vpn.secrets.password:${base}$(oathtool -b -d "${digits}" -s "${period}" --totp "${secret}") > "${f}"

    with NamedTemporaryFile(delete_on_close=False) as fp:
        secret = f"vpn.secrets.password:{base}{secret}"
        fp.write(secret.encode("utf-8"))
        fp.close()
        nmcli c up @(con) passwd-file @(fp.name)

def _unlock(args):
    bw_unlock()
aliases['unlock'] = _unlock

def _ivr(args):
    vpn("350Main", "IVR Technology")
aliases['ivr'] = _ivr

def _ivr2(args):
    vpn("gregory_hellings@ra.ivrtechnology.com", "IVR Technology")
aliases['ivr2'] = _ivr2

def _aws_creds(args):
    $AWS_ACCESS_KEY_ID=$(bw get username "AWS Access Key")
    $AWS_SECRET_ACCESS_KEY=$(bw get password "AWS Access Key")
aliases['aws_creds'] = _aws_creds

def _rebuild(args):
    system = uname()
    hostname = system.nodename
    if system.sysname == 'Darwin':
        sudo darwin-rebuild switch
    else:
        with TemporaryDirectory() as td:
            pushd @(td)
            nom build f"/etc/nixos#nixosConfigurations.{hostname}.config.system.build.toplevel"
            if g`result`:
                nvd diff /run/current-system result
                sudo result/bin/switch-to-configuration switch
            popd
aliases['rebuild'] = _rebuild

def _deploy(args):
    dest = args[0]
    if dest != "linode":
        nixos-rebuild switch --use-remote-sudo --use-substitutes --target-host @(dest) --build-host @(dest)
    else:
        nixos-rebuild swtich --use-remote-sudo --use-substitutes --target-host @(dest)
aliases['deploy'] = _deploy

def _yaml2json(args, stdin=None, stdout=None):
    import sys, yaml, json
    from yaml import CLoader
    json.dump(yaml.load(stdin, Loader=CLoader), stdout, indent=4)
aliases['yaml2json'] = _yaml2json

def _py2env(args):
    vox new @(args[0]) -p /usr/bin/python2
aliases['py2env'] = _py2env

def _py3env(args):
    vox new @(args[0])
aliases['py3env'] = _py3env

def _rundock(args):
    if Path('/usr/bin/podman').exists():
        e = 'podman'
    else:
        e = 'docker'
    @(e) exec -ti @(args[0]) /bin/bash
aliases['rundock'] = _rundock

def _pip_extras(args):
    import importlib_metadata
    print(importlib_metadata.metadata(args[0]).get_all('Provides-Extra'))
aliases['pip_extras'] = _pip_extras

# Container stuff
def _newdock(args):
    if Path('/usr/bin/podman').exists():
        e = 'podman'
    else:
        e = 'docker'
    @(e) run -P --privileged=true -e DISPLAY=$DISPLAY -v /tmp/.X11-unix:/tmp/.X11-unix -v @(getcwd()):/dmnt -v /etc/pki:/etc/pki:ro -d --name @(args[1]) @(args[0]) /sbin/init
    rundock @(args[1])
aliases['newdock'] = _newdock

def _unknown_host(args):
    sed -i -e @(args[0])d ~/.ssh/known_hosts
aliases['unknown_host'] = _unknown_host

def _bake(args):
    from pathlib import Path
    templates = Path("~/.copier-templates/").expanduser()
    if not templates.exists():
        git clone src:greg/copier-templates.git ~/.copier-templates
    copier copy @(str(templates / args[0])) .
aliases['bake'] = _bake

def _cleanup(args):
	sudo nix profile wipe-history --profile ~/.local/state/nix/profiles/home-manager --older-than '30d'
	sudo nix-collect-garbage --delete-older-than 30d
	sudo nix store optimise
aliases['cleanup'] = _cleanup

###
#
# Other random nice-to-have things
#
###

# Allows identifying JSON as if it was Python by adding some new builtins to the language
import builtins
builtins.true = True
builtins.false = False
builtins.null = None

exec($(carapace _carapace xonsh))