import { z } from "zod";
import type { Focus } from "./port.js";
export declare const SessionRequestSchema: z.ZodDiscriminatedUnion<[z.ZodObject<{
    op: z.ZodLiteral<"get">;
}, z.core.$strict>, z.ZodObject<{
    op: z.ZodLiteral<"navigate">;
    traceId: z.ZodString;
    rowId: z.ZodOptional<z.ZodString>;
}, z.core.$strict>, z.ZodObject<{
    op: z.ZodLiteral<"reload">;
}, z.core.$strict>, z.ZodObject<{
    op: z.ZodLiteral<"pick">;
}, z.core.$strict>], "op">;
export type SessionRequest = z.infer<typeof SessionRequestSchema>;
export type FocusReply = Focus & {
    logPath: string;
    commentsPath: string | undefined;
};
export type SessionReply = {
    ok: true;
    focus?: FocusReply;
} | {
    ok: false;
    error: string;
};
/** The default wait for a reply. A suspended viewer accepts the connection
 *  (the kernel queues it) and never answers; without this, `session list`
 *  would hang on it. */
export declare const SESSION_TIMEOUT_MS = 1500;