import type { PluginHookBeforePromptBuildEvent, PluginHookAgentContext, PluginHookBeforePromptBuildResult, PluginLogger } from '../openclaw-sdk.js';
import { WorkspaceContext } from '../core/workspace-context.js';
import type { ContextInjectionConfig } from '../types.js';
import type { ActivePrinciplePromptResult } from '@principles/host-runtime';
import { SignalCollectorHost } from '../core/signal-collector-host.js';
import type { PromptHookApi } from './prompt-types.js';
import type { InjectablePrinciple } from '../core/principle-injection.js';
export interface LegacyPrinciplePromptSelection {
    active: InjectablePrinciple[];
    probation: InjectablePrinciple[];
    content: string;
    selectedIds: ReadonlySet<string>;
    /** PRI-562 Phase 0: either budget-bounded selection dropped candidates. */
    wasTruncated: boolean;
}
export declare function selectLegacyPrinciplesForPrompt(workspaceDir: string, reducer: Pick<WorkspaceContext['evolutionReducer'], 'getActivePrinciples' | 'getProbationPrinciples'>, logger?: PluginLogger): LegacyPrinciplePromptSelection;
/**
 * Reset all module-level prompt state for a workspace.
 * Intended for test isolation — call in beforeEach().
 */
export declare function resetPromptStateForTest(workspaceDir?: string): void;
export declare function getSignalCollectorHost(wctx: WorkspaceContext, logger?: PluginLogger): SignalCollectorHost;
/**
 * OpenClaw API Prompt Hook
 * Constructs the system prompt injected into LLM context for Principles Disciple
 */
/**
 * Loads context injection config from .pd/config.yaml via loadPdConfigForPlugin.
 * The resolved config is computed by the core config layer (pd-config-effective.ts),
 * which merges user partial input with DEFAULT_CONTEXT_INJECTION defaults.
 * @internal Used by evolution engine for context settings
 */
export declare function loadContextInjectionConfig(workspaceDir: string): ContextInjectionConfig;
export declare function handleBeforePromptBuild(event: PluginHookBeforePromptBuildEvent, ctx: PluginHookAgentContext & {
    api?: PromptHookApi;
}, sharedActivePrinciplePrompt?: ActivePrinciplePromptResult, preparedLegacyPrinciples?: LegacyPrinciplePromptSelection): Promise<PluginHookBeforePromptBuildResult | void>;