/**
 * Parser Module
 *
 * Parse WhatsApp, iMessage, Telegram, LINE, and Facebook Messenger exports into
 * structured messages.
 */
import type { ChatSource, MediaType, ParsedMessage, ParseResult, ParserOptions } from '../types';
export { parseIMessageChat, parseIMessageChatStream } from './imessage';
export { type IMessageJsonChat, type IMessageJsonChatEntry, type IMessageJsonChatMeta, type IMessageJsonManifest, type IMessageJsonMessage, isIMessageJsonChat, isIMessageJsonManifest, parseIMessageJsonBundle } from './imessage-json';
export { isLineExport, parseLineChat, parseLineChatStream } from './line';
export { isMessengerExport, parseMessengerExport } from './messenger';
export { isTelegramExport, parseTelegramExport } from './telegram';
export { detectFormat, parseWhatsAppChat, parseWhatsAppChatStream } from './whatsapp';
/** Maximum characters per message chunk */
export declare const MAX_CHUNK_LENGTH = 280;
/** Minimum characters for a chunk to be worth splitting */
export declare const MIN_CHUNK_LENGTH = 32;
/** Common fields for creating chunked messages */
interface ChunkableMessageData {
    readonly startId: number;
    readonly timestamp: Date;
    readonly sender: string;
    readonly rawLine: string;
    readonly source: ChatSource;
    readonly urls: readonly string[];
    readonly hasMedia: boolean;
    readonly mediaType?: MediaType | undefined;
}
/**
 * Create ParsedMessage array from chunked content.
 * Shared logic used by both WhatsApp and iMessage parsers.
 */
export declare function createChunkedMessages(chunks: readonly string[], data: ChunkableMessageData): ParsedMessage[];
/**
 * Split a long message into chunks of ≤280 characters.
 *
 * Chunk format:
 * - Single chunk (≤280 chars): returns content as-is
 * - First chunk: "message start…"
 * - Middle chunks: "…middle content…"
 * - Last chunk: "…message end"
 *
 * Splits at word boundaries when possible to avoid cutting words mid-stream.
 * Won't split if the result would create a chunk smaller than MIN_CHUNK_LENGTH.
 */
export declare function chunkMessage(content: string, maxLen?: number, minLen?: number): string[];
/**
 * Normalize apostrophe variants to straight apostrophe (U+0027).
 *
 * WhatsApp and iMessage exports often use curly apostrophes which don't match
 * regex patterns that use straight apostrophes (e.g., "Let's" vs "Let's").
 *
 * Handles:
 * - ' (U+2019) Right Single Quotation Mark (most common in iOS)
 * - ' (U+2018) Left Single Quotation Mark
 * - ʼ (U+02BC) Modifier Letter Apostrophe
 * - ` (U+0060) Grave Accent (backtick, sometimes used as apostrophe)
 */
export declare function normalizeApostrophes(text: string): string;
/**
 * Extract all URLs from message content.
 */
export declare function extractUrls(content: string): string[];
/**
 * Detect the chat source from content.
 */
export declare function detectChatSource(content: string): ChatSource;
/**
 * Parse a chat export (auto-detect format).
 */
export declare function parseChat(raw: string, options?: ParserOptions): ParsedMessage[];
/**
 * Parse a chat export and return detailed results.
 */
export declare function parseChatWithStats(raw: string, options?: ParserOptions): ParseResult;
/**
 * Parse a chat export (streaming, auto-detect format).
 * Note: For streaming, caller must provide the source type since we can't peek ahead.
 */
export declare function parseChatStream(lines: AsyncIterable<string>, source: ChatSource, options?: ParserOptions): AsyncIterable<ParsedMessage>;
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