/**
 * ACP-to-Tisyn protocol adapter.
 *
 * Translates between Tisyn protocol messages (HostMessage/AgentMessage)
 * and ACP JSON-RPC messages sent to/from the Claude Code stdio process.
 *
 * The adapter connects to a pre-existing ACP process via stdio NDJSON
 * or spawns one as a subprocess. It does NOT terminate the process on
 * scope exit — only the logical connection is closed.
 */
import type { Operation, Stream } from "effection";
import type { HostMessage, AgentMessage } from "@tisyn/transport";
import type { AcpRequest, AcpMessage } from "./types.js";
export interface AcpAdapterConfig {
    /** Command to spawn the ACP process. If omitted, connects to existing process via stdio. */
    command?: string;
    /** Arguments for the command. */
    arguments?: string[];
    /** Environment variables for the subprocess. */
    env?: Record<string, string>;
    /** Working directory for the subprocess. */
    cwd?: string;
}
export interface AcpAdapter {
    /**
     * Send a Tisyn protocol message to the ACP process (translated to ACP format).
     */
    sendTisynMessage(message: HostMessage): Operation<void>;
    /**
     * Stream of Tisyn protocol messages received from the ACP process
     * (translated from ACP format).
     */
    tisynMessages: Stream<AgentMessage, void>;
    /**
     * Block until the subprocess exits, then return a diagnostic Error
     * containing exit code/signal, command, and captured stderr.
     */
    waitForProcessExit(): Operation<Error>;
}
/**
 * Translate a Tisyn ExecuteRequest into an ACP request.
 * Maps the Tisyn operation name to the corresponding ACP wire method
 * and forwards the effect payload directly as ACP params.
 *
 * The operation may be fully qualified (e.g. "claude-code.newSession")
 * or bare (e.g. "newSession"). The agent prefix is stripped before lookup.
 */
export declare function tisynExecuteToAcp(id: string, operation: string, args: unknown): AcpRequest;
/**
 * Translate an ACP success response into a Tisyn ExecuteResponse.
 */
export declare function acpSuccessToTisyn(id: string, result: unknown): AgentMessage;
/**
 * Translate an ACP error response into a Tisyn ExecuteResponse.
 */
export declare function acpErrorToTisyn(id: string, error: {
    code: number;
    message: string;
    data?: unknown;
}): AgentMessage;
/**
 * Translate an ACP notification into a Tisyn ProgressNotification.
 */
export declare function acpNotificationToTisyn(token: string, params: Record<string, unknown>): AgentMessage;
/**
 * Parse a raw JSON value from the ACP process into a validated AcpMessage.
 * Validates structure and returns a discriminated union member.
 */
export declare function parseAcpMessage(json: unknown): AcpMessage;
/**
 * Create an ACP adapter resource that connects to an ACP stdio process.
 *
 * The adapter translates Tisyn protocol messages to/from ACP format
 * and exposes them as `sendTisynMessage` / `tisynMessages`.
 */
export declare function createAcpAdapter(config?: AcpAdapterConfig): Operation<AcpAdapter>;
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