/**
 * Outbox commands: send, inbox, ack, ack all, outbox pending, outbox gc
 *
 * PRD-024: Agent Outbox Messaging Primitive
 *
 * Channel-based agent-to-agent messaging.
 */
import { Effect } from "effect";
import { MessageService } from "@jamesaphoenix/tx";
import { type Flags } from "../utils/parse.js";
/**
 * Send a message to a channel.
 *
 * Usage: tx msg send <channel> <content> [--sender <s>] [--task <id>] [--ttl <sec>] [--correlation <id>] [--metadata '{}'] [--json]
 */
export declare const send: (pos: string[], flags: Flags) => Effect.Effect<void, import("@jamesaphoenix/tx").ValidationError | import("@jamesaphoenix/tx").DatabaseError, MessageService>;
/**
 * Read messages from a channel's inbox.
 * This is a pure read — no side effects, no status changes.
 *
 * Usage: tx msg inbox <channel> [--after <id>] [--limit <n>] [--sender <s>] [--correlation <id>] [--include-acked] [--json]
 */
export declare const inbox: (pos: string[], flags: Flags) => Effect.Effect<void, import("@jamesaphoenix/tx").DatabaseError, MessageService>;
/**
 * Ack dispatcher: routes `tx ack all <channel>` or acts as direct ack.
 *
 * - `tx msg ack all <channel>` → ackAll
 * - `tx msg ack <message-id>` → direct ack
 */
export declare const ack: (pos: string[], flags: Flags) => Effect.Effect<void, import("@jamesaphoenix/tx").DatabaseError | import("@jamesaphoenix/tx").MessageNotFoundError | import("@jamesaphoenix/tx").MessageAlreadyAckedError, MessageService>;
/**
 * Acknowledge all pending messages on a channel.
 *
 * Usage: tx msg ack all <channel> [--json]
 */
export declare const ackAll: (pos: string[], flags: Flags) => Effect.Effect<void, import("@jamesaphoenix/tx").DatabaseError, MessageService>;
/**
 * Count pending messages on a channel.
 *
 * Usage: tx msg pending <channel> [--json]
 */
export declare const outboxPending: (pos: string[], flags: Flags) => Effect.Effect<void, import("@jamesaphoenix/tx").DatabaseError, MessageService>;
/**
 * Garbage collect old messages.
 *
 * Usage: tx msg gc [--acked-older-than <hours>] [--json]
 */
export declare const outboxGc: (_pos: string[], flags: Flags) => Effect.Effect<void, import("@jamesaphoenix/tx").DatabaseError, MessageService>;
/**
 * Outbox dispatcher: routes `tx outbox <subcommand>` to the appropriate handler.
 */
export declare const outbox: (pos: string[], flags: Flags) => Effect.Effect<void, import("@jamesaphoenix/tx").DatabaseError, MessageService>;
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