import { type CommentWebhookEvent, type DMWebhookEvent, type MentionWebhookEvent, type TikTokWebhookEvent, type VideoWebhookEvent } from "./webhook-schemas.ts";
export * from "./webhook-schemas.ts";
/**
 * Verify the HMAC-SHA256 signature on a TikTok webhook payload.
 * Uses Web Crypto API (works in Bun, Deno, Node 19+, browsers).
 */
export declare function verifyWebhookSignature(body: string | ArrayBuffer, signature: string, appSecret: string): Promise<boolean>;
export declare class WebhookParseError extends Error {
    readonly code: "INVALID_SIGNATURE" | "INVALID_PAYLOAD" | "INVALID_JSON";
    readonly details?: unknown;
    constructor(code: WebhookParseError["code"], message: string, details?: unknown);
}
export interface WebhookParseOptions {
    body: string;
    signature: string;
    appSecret: string;
}
export type WebhookParseResult<T> = {
    success: true;
    data: T;
} | {
    success: false;
    error: WebhookParseError;
};
/**
 * Verify signature, parse event, and auto-parse the content JSON — all in one call.
 * Returns a discriminated union. Switch on `data.event` to narrow the content type.
 *
 * ```ts
 * const result = await safeParseTikTokWebhook({ body, signature, appSecret });
 * if (!result.success) return;
 * switch (result.data.event) {
 *   case "post.publish.publicly_available":
 *     console.log(result.data.content.post_id);  // typed!
 *     break;
 * }
 * ```
 */
export declare function safeParseTikTokWebhook(opts: WebhookParseOptions): Promise<WebhookParseResult<TikTokWebhookEvent>>;
/** Safe-parse, narrowed to VIDEO (publish lifecycle) events only. */
export declare function safeParseVideoWebhook(opts: WebhookParseOptions): Promise<WebhookParseResult<VideoWebhookEvent>>;
/** Safe-parse, narrowed to COMMENT events only. */
export declare function safeParseCommentWebhook(opts: WebhookParseOptions): Promise<WebhookParseResult<CommentWebhookEvent>>;
/** Safe-parse, narrowed to BRAND_MENTION events only. */
export declare function safeParseMentionWebhook(opts: WebhookParseOptions): Promise<WebhookParseResult<MentionWebhookEvent>>;
/** Safe-parse, narrowed to DIRECT_MESSAGE events only. */
export declare function safeParseDMWebhook(opts: WebhookParseOptions): Promise<WebhookParseResult<DMWebhookEvent>>;
/** Verify + parse any TikTok webhook. Throws WebhookParseError on failure. */
export declare function parseTikTokWebhook(opts: WebhookParseOptions): Promise<TikTokWebhookEvent>;
export declare function parseVideoWebhook(opts: WebhookParseOptions): Promise<VideoWebhookEvent>;
export declare function parseCommentWebhook(opts: WebhookParseOptions): Promise<CommentWebhookEvent>;
export declare function parseMentionWebhook(opts: WebhookParseOptions): Promise<MentionWebhookEvent>;
export declare function parseDMWebhook(opts: WebhookParseOptions): Promise<DMWebhookEvent>;
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