import type { APIAdapter, NormalizedRequest, NormalizedStreamChunk } from './types.js';
export declare class GoogleAdapter implements APIAdapter {
    private getHeaders;
    private currentReader;
    private abortController;
    /** projectId resuelto en bootstrap, cacheado por sesión. */
    private projectId;
    /** Para resolver el call_id del `tool_result` posterior, ya que Gemini no emite id. */
    private toolCallTracker;
    constructor(getHeaders: () => Promise<Record<string, string>>);
    sendRequest(req: NormalizedRequest): Promise<void>;
    receiveStream(): AsyncIterable<NormalizedStreamChunk>;
    sendToolResult(_toolUseId: string, _result: string): Promise<void>;
    close(): void;
    private bootstrap;
    private toGeminiContents;
    private findToolNameById;
    private processEvent;
}
//# sourceMappingURL=google.d.ts.map