export interface StateChangedEventData {
    entity_id: string;
    old_state: HassStateLike | null;
    new_state: HassStateLike | null;
}
export interface HassStateLike {
    entity_id: string;
    state: string;
    attributes: Record<string, unknown>;
    last_changed: string;
    last_updated: string;
    last_reported?: string;
    context?: {
        id: string;
        parent_id: string | null;
        user_id: string | null;
    };
}
/** Payload for the Home Assistant bus event `automation_triggered` (automation run started). */
export interface AutomationTriggeredEventData {
    entity_id?: string;
    name?: string;
    /** Raw Home Assistant event `data` object (keys may vary by version). */
    data: Record<string, unknown>;
}
export interface WebSocketEvents {
    connected: void;
    disconnected: void;
    state_changed: StateChangedEventData;
    /** Fired when an automation is actually executed (triggered). */
    automation_triggered: AutomationTriggeredEventData;
}
export type WebSocketEventName = keyof WebSocketEvents & string;
export type WebSocketListener<K extends WebSocketEventName> = (payload: WebSocketEvents[K]) => void;
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