import { SessionManager, type EventBus, type AgentSessionRuntime, type AgentSessionServices, type LoadExtensionsResult, type SessionEntry } from "@earendil-works/pi-coding-agent";
import { type PixConfig } from "../config.js";
import type { AppOptions, SessionModel, ThinkingLevel } from "./types.js";
export type PiToolsSuiteInstallAction = "installed" | "already-installed" | "existing-kept" | "missing-source";
export type PiToolsSuiteInstallResult = {
    action: PiToolsSuiteInstallAction;
    sourcePath: string;
    targetPath: string;
};
export type PiToolsSuiteInstallOptions = {
    agentDir?: string;
    sourcePath?: string;
    targetPath?: string;
};
export type BundledSkillsInstallAction = "installed" | "already-installed" | "existing-kept" | "missing-source";
export type BundledSkillsInstallResult = {
    action: BundledSkillsInstallAction;
    sourcePath: string;
    targetPath: string;
    installedSkills: string[];
    preservedSkills: string[];
};
export type BundledSkillsInstallOptions = {
    homeDir?: string;
    sourcePath?: string;
    targetPath?: string;
};
export declare function bundledQuestionExtensionPath(): string;
export declare function bundledSessionTitleExtensionPath(): string;
export declare function bundledTerminalBellExtensionPath(): string;
export declare function bundledTelegramConnectorExtensionPath(): string;
export declare function piToolsSuiteExtensionSourcePath(): string;
export declare function piToolsSuiteExtensionInstallPath(agentDir?: string): string;
export declare function bundledSkillsSourcePath(): string;
export declare function bundledSkillsInstallPath(homeDir?: string): string;
export declare function ensurePiToolsSuiteExtensionInstalled(options?: PiToolsSuiteInstallOptions): Promise<PiToolsSuiteInstallResult>;
export declare function ensureBundledSkillsInstalled(options?: BundledSkillsInstallOptions): Promise<BundledSkillsInstallResult>;
export declare function getBundledExtensionPaths(): string[];
export declare function getBundledExtensionPathsAsync(): Promise<string[]>;
export declare function prioritizeBundledQuestionExtension(base: LoadExtensionsResult, questionExtensionPath?: string): LoadExtensionsResult;
export type CreatePixRuntimeOptions = {
    eventBus?: EventBus;
    config?: PixConfig;
    reuseServicesFrom?: AgentSessionRuntime;
};
type RuntimeSessionManagerModelState = Pick<SessionManager, "getEntries" | "getBranch">;
export declare function resolvePixRuntimeModelRef(options: Pick<AppOptions, "modelRef">, sessionManager: RuntimeSessionManagerModelState, config?: PixConfig): string | undefined;
export declare function resolvePixRuntimeModelRefs(options: Pick<AppOptions, "modelRef">, sessionManager: RuntimeSessionManagerModelState, config?: PixConfig): string[];
export declare function resolvePixRuntimeInitialThinkingLevel(options: Pick<AppOptions, "modelRef">, sessionManager: RuntimeSessionManagerModelState, config: PixConfig): ThinkingLevel | undefined;
export declare function resolveSessionModelRefFromTail(entries: readonly SessionEntry[]): string | undefined;
export declare function refreshPixModelRuntimeForStartup(modelRuntime: Pick<AgentSessionServices["modelRuntime"], "refresh">): Promise<void>;
/**
 * Build the model catalogue used by UI-only draft tabs without allocating an
 * AgentSession or session file. Drafts can therefore expose model selection
 * while preserving lazy session materialization until the first prompt.
 */
export declare function createPixDraftModelCatalog(options: {
    cwd: string;
    agentDir?: string;
}): Promise<SessionModel[]>;
export declare function createPixRuntime(options: AppOptions, runtimeOptions?: CreatePixRuntimeOptions): Promise<AgentSessionRuntime>;
export {};