import type { FeedbackPayload, FeedbackResponse, SubmissionSessionResponse, ClarifyResponse, ClarifyMessage } from '../types.js';
export interface ClarifyStreamResult {
    messages: ClarifyMessage[];
    suggestions?: string[];
    done: boolean;
    failed?: boolean;
}
export declare class ApiError extends Error {
    readonly status: number;
    constructor(status: number);
}
export declare function isTerminalConflict(error: unknown): boolean;
export declare const FINALIZE_TIMEOUT_MS = 25000;
export interface ApiClientOptions {
    projectKey: string;
    apiUrl?: string;
    retryDelayMs?: number;
    userToken?: string;
    userTokenFn?: () => Promise<string>;
}
export declare class ApiClient {
    private apiUrl;
    private projectKey;
    private retryDelayMs;
    private userToken?;
    private userTokenFn?;
    constructor(options: ApiClientOptions);
    resolveUserToken(): Promise<string | undefined>;
    resolveScreenshotResourceUrl(submissionSessionId: string, token: string, resourceUrl: string, contentType?: string, signal?: AbortSignal): Promise<string | undefined>;
    private authHeaders;
    private submissionHeaders;
    createSubmissionSession(payload: FeedbackPayload, screenshot: Blob | null): Promise<SubmissionSessionResponse>;
    createIdentityToken(reporterExternalId: string): Promise<{
        identity_token: string;
        board_url: string;
    } | null>;
    updateReporter(feedbackId: string, email: string, identityToken: string): Promise<boolean>;
    answerClarification(submissionSessionId: string, token: string, message: string): Promise<ClarifyResponse>;
    private requestClarification;
    streamClarification(submissionSessionId: string, token: string, onDelta: (text: string) => void, signal?: AbortSignal): Promise<ClarifyStreamResult>;
    finalizeSubmissionSession(submissionSessionId: string, token: string): Promise<FeedbackResponse>;
    uploadScreenshot(submissionSessionId: string, token: string, screenshot: Blob, signal?: AbortSignal): Promise<void>;
    abandonSubmissionSession(submissionSessionId: string, token: string): Promise<void>;
    private fetchWithRetry;
}
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