/**
 * agent-types.ts — Unified agent type registry.
 *
 * Merges embedded default agents with user-defined agents from .pi/agents/*.md.
 * User agents override defaults with the same name. Disabled agents are kept but excluded from spawning.
 */
import type { AgentConfig } from "./types.js";
/** All known built-in tool names. */
export declare const BUILTIN_TOOL_NAMES: string[];
/**
 * Register agents into the unified registry.
 * Starts with DEFAULT_AGENTS, then overlays user agents (overrides defaults with same name).
 * Disabled agents (enabled === false) are kept in the registry but excluded from spawning.
 */
export declare function registerAgents(userAgents: Map<string, AgentConfig>): void;
/** Resolve a type name case-insensitively. Returns the canonical key or undefined. */
export declare function resolveType(name: string): string | undefined;
/** Get the agent config for a type (case-insensitive). */
export declare function getAgentConfig(name: string): AgentConfig | undefined;
/** Get all type names including disabled (for UI listing). */
/** Get all enabled type names (for spawning and tool descriptions). */
export declare function getAvailableTypes(): string[];
export declare function getAllTypes(): string[];
/** Get names of default agents currently in the registry. */
export declare function getDefaultAgentNames(): string[];
/** Get names of user-defined agents (non-defaults) currently in the registry. */
export declare function getUserAgentNames(): string[];
/** Check if a type is valid and enabled (case-insensitive). */
export declare function isValidType(type: string): boolean;
/**
 * Get memory tool names (read/write/edit) not already in the provided set.
 */
export declare function getMemoryToolNames(existingToolNames: Set<string>): string[];
/**
 * Get read-only memory tool names not already in the provided set.
 */
export declare function getReadOnlyMemoryToolNames(existingToolNames: Set<string>): string[];
/** Get built-in tool names for a type (case-insensitive). */
export declare function getToolNamesForType(type: string): string[];
/** Get config for a type (case-insensitive, returns a SubagentTypeConfig-compatible object). Falls back to general-purpose. */
export declare function getConfig(type: string): {
    displayName: string;
    description: string;
    builtinToolNames: string[];
    extensions: true | string[] | false;
    skills: true | string[] | false;
    promptMode: "replace" | "append";
};