import type { ProfileLoadState, ProfileSection } from './types.js';
/** The reads the block needs. Satisfied by `OwnerProfileStore`. */
export interface OpenTierProfileSource {
    status(): ProfileLoadState;
    get(fieldId: string): {
        readonly value: string;
        readonly valid: boolean;
    } | undefined;
    section(name: string): ProfileSection | undefined;
}
/**
 * The open tier as a short system-context block, or `''` when there is nothing
 * to say.
 *
 * Invalid values are skipped, exactly as an unset one would be: §4.3's rule is
 * that a value the parser could not make sense of is preserved in the file,
 * reported by `profile.status`, and treated by its consumer as absent. Putting
 * `timezone: Mars/Olympus` into context would be the one behaviour worse than
 * dropping it, because the model would then act on it.
 */
export declare function renderOpenTierBlock(source: OpenTierProfileSource): string;
/** Renders the block for the process's one owner profile. `''` when there is none. */
export type OpenTierBlockSource = () => string;
/**
 * Register (or clear, with `null`) the process's open-tier block source.
 *
 * A process-level registration rather than a dependency threaded through every
 * prompt assembler, for two reasons. There is exactly ONE owner profile per
 * machine, it is the daemon's file, not a per-session or per-agent object, so
 * there is nothing for a parameter to disambiguate. And the alternative, adding
 * a field to the orchestrator context types, would mean a wide diff across
 * files three other rounds are editing right now, to carry a value that is the
 * same everywhere it would arrive.
 *
 * The gate on `profile.injectOpenTier` lives in whatever registers the source
 * (see `owner-profile/consumers.ts`), so switching it off leaves this returning
 * `''` and the prompt assemblers appending nothing.
 */
export declare function registerOpenTierContextBlock(source: OpenTierBlockSource | null): void;
/**
 * The current block, or `''`.
 *
 * Called once per model invocation. With nothing registered, a surface with no
 * daemon, a test, a build where the profile is off, it is a null check and a
 * constant, which is what keeps this safe to call unconditionally from the hot
 * path of every turn.
 */
export declare function openTierContextBlock(): string;
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