/**
 * HTTP connection implementation for OpenCodeHttpAdapter.
 * Extracted to keep opencode-http-adapter.ts under the 400-line cap.
 */
import type { AgentEvent, HttpConnection, RunOptions } from '@a5c-ai/comm-adapter';
import type { OpenCodeHttpAdapter } from './opencode-http-adapter.js';
export interface OpenCodeHttpConnectionOptions {
    connectionId: string;
    baseUrl: string;
    runOptions: RunOptions;
    adapter: OpenCodeHttpAdapter;
}
export declare class OpenCodeHttpConnection implements HttpConnection {
    readonly connectionType: "http";
    readonly connectionId: string;
    readonly baseUrl: string;
    readonly endpoint: string;
    private options;
    private adapter;
    private closed;
    constructor(options: OpenCodeHttpConnectionOptions);
    send(data: unknown): Promise<void>;
    get(path: string, params?: Record<string, unknown>): Promise<unknown>;
    post(path: string, data?: unknown): Promise<unknown>;
    put(path: string, data?: unknown): Promise<unknown>;
    delete(path: string): Promise<unknown>;
    stream(path: string, data?: unknown): AsyncIterableIterator<AgentEvent>;
    receive(): AsyncIterableIterator<AgentEvent>;
    close(): Promise<void>;
    private parseServerSentEvent;
    private extractCostFromUsage;
}