import { z } from "zod";
import type { SessionEventSliceOptions, SessionEventSlicePage } from "@opengeni/db/session-event-slices";
export declare const SESSION_EVENT_VIEW_MAX_BYTES: number;
declare const selectionSchema: z.ZodObject<{
    sessionId: z.ZodString;
    view: z.ZodEnum<{
        conversation: "conversation";
        results: "results";
        tools: "tools";
    }>;
    includeArguments: z.ZodBoolean;
    includeOutput: z.ZodBoolean;
    callId: z.ZodNullable<z.ZodString>;
    direction: z.ZodEnum<{
        after: "after";
        before: "before";
    }>;
    after: z.ZodNumber;
    before: z.ZodNullable<z.ZodNumber>;
}, z.core.$strip>;
type Selection = z.infer<typeof selectionSchema>;
export type SessionEventViewInput = {
    sessionId: string;
    view?: Selection["view"] | undefined;
    after?: number | undefined;
    before?: number | undefined;
    direction?: Selection["direction"] | undefined;
    limit?: number | undefined;
    cursor?: string | undefined;
    callId?: string | undefined;
    includeArguments?: boolean | undefined;
    includeOutput?: boolean | undefined;
};
type Item = {
    sequence: number;
    turnId?: string;
    role?: string;
    text?: string;
} & Record<string, unknown>;
type ReadPage = (options: SessionEventSliceOptions) => Promise<SessionEventSlicePage>;
/** A cursor is a bounded selector, never authority. The caller reauthorizes every read. */
export declare function resolveSessionEventView(input: SessionEventViewInput): {
    selection: {
        sessionId: string;
        view: "conversation" | "results" | "tools";
        includeArguments: boolean;
        includeOutput: boolean;
        callId: string | null;
        direction: "after" | "before";
        after: number;
        before: number | null;
    };
    continuation: {
        v: 1 | 2;
        selection: {
            sessionId: string;
            view: "conversation" | "results" | "tools";
            includeArguments: boolean;
            includeOutput: boolean;
            callId: string | null;
            direction: "after" | "before";
            after: number;
            before: number | null;
        };
        sequence: number | null;
        offset: number;
    } | null;
};
/** Read-only projection over the existing RLS/audit query. No command observations. */
export declare function readSessionEventView(input: SessionEventViewInput, read: ReadPage): Promise<{
    view: "conversation" | "results" | "tools";
    direction: "after" | "before";
    events: Item[];
    nextAfter: number | null;
    nextBefore: number | null;
    hasMore: boolean;
    nextCursor: string | null;
    sourceExact: boolean;
    sourceLoss?: {
        reason: "structured_value_exceeds_budget";
        completeTextAvailable: false;
        message: string;
    };
    maxBytes: number;
}>;
export {};