/**
 * Board injection subsystem for task session manager.
 *
 * Handles injecting Background Job Board state into the message stream
 * and processing synthetic injected completions.
 *
 * All injection logic must go through the cache-safe helpers in
 * ../cache-safe-injection.ts to ensure prompt cache safety.
 */
import type { BackgroundJobRecord, BackgroundJobStore, ContextFile } from '../../utils';
import type { MessagePart, MessageWithParts } from '../types';
export declare const BACKGROUND_JOB_BOARD_METADATA_KEY = "oh-my-opencode-slim.backgroundJobBoard";
export declare const MAX_PROCESSED_INJECTED_COMPLETIONS = 500;
type RetainedBoardSnapshot = {
    anchorKey: string;
    id: string;
    text: string;
};
export type RetainedBoardSnapshotState = {
    snapshots: RetainedBoardSnapshot[];
    nextSnapshotSequence: number;
    realMessageCount: number;
    firstRealMessageAnchorKey?: string;
};
export interface InjectionState {
    backgroundJobBoard: BackgroundJobStore;
    strategy: 'latest' | 'checkpoint-compatible';
    processedInjectedCompletions: Set<string>;
    processedInjectedCompletionOrder: string[];
    terminalJobsInjectedByParent: Map<string, Set<string>>;
    maxProcessedInjectedCompletions: number;
    metadataKey: string;
    shouldManageSession: (sessionID: string) => boolean;
    taskContextTracker: {
        pendingManagedTaskIds: Set<string>;
        contextFilesForPrompt(taskId: string): ContextFile[];
        prune(board: {
            taskIDs(): Set<string>;
        }): void;
    };
    retainedBoardSnapshots: Map<string, RetainedBoardSnapshotState>;
}
export declare function updateFromInjectedCompletion(state: InjectionState, part: MessagePart, message: MessageWithParts, _messageIndex: number, partIndex: number): BackgroundJobRecord | undefined;
export declare function rememberProcessedInjectedCompletion(state: InjectionState, signature: string): void;
export declare function isMissingRememberedSessionError(output: string): boolean;
export declare function rememberInjectedTerminalJobs(state: InjectionState, parentSessionID: string): void;
export declare function reconcileInjectedTerminalJobs(state: InjectionState, parentSessionID: string): void;
export declare function injectBackgroundJobBoard(state: InjectionState, _input: Record<string, never>, output: {
    messages?: unknown;
}): Promise<void>;
export {};