/**
 * Opencode CLI backend plugin.
 * 通过 `opencode run` 命令驱动 agent，JSON 事件流输出。
 */
import { CliAgentBackend, type BaseCliSession, type ParsedOutput } from "../agent/cli-base.js";
import type { SessionConfig, ExecHooks } from "../agent/types.js";
interface OpencodeSession extends BaseCliSession {
}
export declare function resolveOpencodeDatabasePath(options?: {
    platform?: NodeJS.Platform;
    env?: NodeJS.ProcessEnv;
    home?: string;
    queryPath?: () => string;
}): string;
export default class OpencodeBackend extends CliAgentBackend<OpencodeSession> {
    constructor();
    command(): string;
    buildSession(config: SessionConfig): OpencodeSession;
    buildInput(session: OpencodeSession, message: string): {
        args: string[];
        stdin?: string;
    };
    protected getExecHooks(session: OpencodeSession): ExecHooks;
    protected probeSessionFileMtime(session: OpencodeSession): number | null;
    /** 懒加载 Opencode 的 SQLite DB（只读） */
    private opencodeDb;
    private getOpencodeDb;
    parseOutput(stdout: string, session: OpencodeSession): ParsedOutput;
    protected loadSessionTranscript(session: OpencodeSession): Promise<{
        sources: {
            path: string;
            role: string;
            format: "opencode-db";
        }[];
        backend: string;
        agentSessionId: string;
        events: Iterable<import("../agent/types.js").TranscriptEvent> | AsyncIterable<import("../agent/types.js").TranscriptEvent>;
    }>;
    /** 从 opencode DB 的 message 表查最新 assistant 消息的 modelID */
    private queryModelId;
}
export {};