import json
from dataclasses import dataclass

from alt_utils import NestedDeserializableDataclass

from alerting.enum import Severity
from misc.common import CONFIG_FILE


@dataclass
class MatrixConfig:
    homeserver: str
    user_id: str
    device_id: str
    access_token: str
    room_id: str


@dataclass
class CheckDockerRegistryConfig:
    hub_url: str
    images: list[str]


@dataclass
class CheckRaidConfig:
    lvs: list[str]


@dataclass
class CheckWearoutDiskConfig:
    name: str
    severity: Severity


@dataclass
class CheckWearoutConfig(NestedDeserializableDataclass):
    disks: list[CheckWearoutDiskConfig]


@dataclass
class CheckLoginConfig:
    hostname: str


@dataclass
class ChecksConfig(NestedDeserializableDataclass):
    docker_registry: CheckDockerRegistryConfig
    raid: CheckRaidConfig
    wearout: CheckWearoutConfig
    login: CheckLoginConfig


@dataclass
class Config(NestedDeserializableDataclass):
    matrix: MatrixConfig
    checks: ChecksConfig


def get_config() -> Config:
    with open(CONFIG_FILE) as f:
        cfg_dict = json.load(f)
    cfg = Config.from_dict(cfg_dict)
    return cfg