import type { Tool, ToolContext, ToolCall, ToolResult } from '../tools/tool-types.js';
import type { LLMStreamEvent, LLMResponse } from '../llm/llm-provider.js';
export interface ToolApprovalRequest {
    tool: Tool;
    input: Record<string, unknown>;
    sessionKey: string;
    runId: string;
    toolCallId: string;
    abortSignal: AbortSignal;
}
export type ToolApprovalDecision = {
    approved: true;
} | {
    approved: false;
    reason: string;
};
export interface InputGuardrailRequest {
    sessionKey: string;
    runId: string;
    userMessage: string;
    platform?: string;
}
export type InputGuardrailDecision = {
    approved: true;
    userMessage?: string;
} | {
    approved: false;
    reason: string;
};
export interface OutputGuardrailRequest {
    sessionKey: string;
    runId: string;
    turn: number;
    response: string;
    stopReason?: string;
    platform?: string;
}
export type OutputGuardrailDecision = {
    approved: true;
    response?: string;
} | {
    approved: false;
    reason: string;
    response?: string;
};
export interface AgentHooks {
    onInputGuardrail?(request: InputGuardrailRequest): Promise<InputGuardrailDecision>;
    onOutputGuardrail?(request: OutputGuardrailRequest): Promise<OutputGuardrailDecision>;
    onBeforeToolExec?(request: ToolApprovalRequest): Promise<ToolApprovalDecision>;
    onToolResult?(call: ToolCall, result: ToolResult): void;
    onLLMRequestStart?(opts: {
        model: string;
        messageCount: number;
        toolCount: number;
    }): void;
    onLLMResponseEnd?(response: LLMResponse): void;
    onStream?(event: LLMStreamEvent): void;
    onCompaction?(opts: {
        messagesBefore: number;
        messagesAfter: number;
    }): void;
    onError?(error: unknown, context: {
        attempt: number;
        sessionKey: string;
    }): Promise<boolean>;
    onTurnComplete?(opts: {
        turn: number;
        maxTurns: number;
        toolCallCount: number;
    }): void;
    enrichToolContext?(baseCtx: ToolContext, sessionKey: string): ToolContext;
}
//# sourceMappingURL=agent-hooks.d.ts.map