from enum import StrEnum


class OperationalState(StrEnum):
    SCHEDULED = "scheduled"
    RUNNING = "running"
    WAITING = "waiting"
    PAUSED = "paused"
    STOPPED = "stopped"
    COMPLETED = "completed"
    UNKNOWN = "unknown"


class HealthStatus(StrEnum):
    HEALTHY = "healthy"
    DEGRADED = "degraded"
    FAILED = "failed"
    STALE = "stale"
    UNKNOWN = "unknown"


class ObservationStatus(StrEnum):
    FRESH = "fresh"
    STALE = "stale"
    UNAVAILABLE = "unavailable"


class Severity(StrEnum):
    INFO = "info"
    WARNING = "warning"
    CRITICAL = "critical"