import { default as React } from 'react';
import { CapabilitySet, ControlPlaneApi, ControlPlaneOptions } from '../utils/control-plane-api';
export interface ControlPlaneContextValue {
    api: ControlPlaneApi;
    capabilities: CapabilitySet;
    loading: boolean;
    error: string;
    applicationId: string;
    environment: string;
    /**
     * Where this instance is, and the credential for it.
     *
     * Carried here so a screen that needs a second public client — the data
     * browser uses the Service API's inspection routes — can construct one
     * without reaching inside `ControlPlaneApi` for its configuration.
     */
    baseUrl: string;
    token: string;
    reload: () => void;
}
export declare function ControlPlaneProvider({ options, children }: {
    options: ControlPlaneOptions;
    children: React.ReactNode;
}): React.JSX.Element;
export declare function useControlPlane(): ControlPlaneContextValue;
/**
 * One asynchronous control-plane read, with its own loading and error state.
 *
 * Deliberately returns `undefined` rather than a placeholder while loading, so
 * a screen cannot accidentally render invented zeroes as measurements.
 */
export declare function useControlPlaneResource<T>(load: (api: ControlPlaneApi) => Promise<T>, dependencies: unknown[], options?: {
    enabled?: boolean;
    refreshMs?: number;
    subject?: string;
}): {
    value: T | undefined;
    loading: boolean;
    error: string;
    refresh: () => void;
};
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