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from __future__ import annotations
import sys
from enum import Enum
from typing import List
from ..hardware import SysInfo
from ..output import warn
class Bootloader(Enum):
Systemd = 'Systemd-boot'
Grub = 'Grub'
Efistub = 'Efistub'
def json(self):
return self.value
@classmethod
def values(cls) -> List[str]:
return [e.value for e in cls]
@classmethod
def get_default(cls) -> Bootloader:
if SysInfo.has_uefi():
return Bootloader.Systemd
else:
return Bootloader.Grub
@classmethod
def from_arg(cls, bootloader: str) -> Bootloader:
# to support old configuration files
bootloader = bootloader.capitalize()
if bootloader not in cls.values():
values = ', '.join(cls.values())
warn(f'Invalid bootloader value "{bootloader}". Allowed values: {values}')
sys.exit(1)
return Bootloader(bootloader)
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