import type { SuccessfulRequestSnapshot, ToolCall } from "../../../types.js";
import type { ProviderStreamEvent } from "../../../llm/stream-events.js";
import { type ToolNameCanonicalizer } from "./canonicalize-turn-call.js";
export interface StreamDeferredToolCall {
    readonly eventId: string;
    call: ToolCall;
    shown: boolean;
}
export interface StreamSessionPorts {
    readonly emitStatus: (text: string) => void;
    readonly emitAssistantDelta: (text: string) => void;
    readonly emitThinkingDelta: (text: string) => void;
    readonly writeStatus: (text: string) => void;
    readonly notify: (level: "info" | "warn", message: string) => void;
    readonly writeToolCall: (eventId: string, call: ToolCall) => void;
    readonly nextToolEventId: () => string;
    readonly markPrinted: (eventId: string) => void;
    readonly nativeToolsAttached: () => boolean;
    readonly mcpRuntime?: ToolNameCanonicalizer | undefined;
    readonly onSuccessfulRequest: (snapshot: SuccessfulRequestSnapshot) => void;
}
export interface StreamSession {
    readonly accumulatedText: () => string;
    readonly streamedReasoningText: () => string;
    readonly sawReasoning: () => boolean;
    readonly deferredToolCalls: StreamDeferredToolCall[];
    readonly streamedNativeCallNames: Map<number, string>;
    readonly callIds: string[];
    readonly onToken: (token: string) => void;
    readonly onStatus: (status: string) => void;
    readonly onStreamEvent: (event: ProviderStreamEvent) => void;
    readonly onToolCallDelta: (delta: {
        index: number;
        name?: string | undefined;
        argumentsBytes?: number | undefined;
    }) => void;
    readonly onSuccessfulRequest: (snapshot: SuccessfulRequestSnapshot) => void;
    readonly finishDeltaParser: () => void;
    readonly stopHeartbeat: () => void;
}
export declare const createStreamSession: (ports: StreamSessionPorts) => StreamSession;