@warriorteam/messenger-sdk/dist/index.d.ts

TypeScript SDK for Facebook Messenger Platform API with Conversations support

interface ClientConfig {
    accessToken?: string;
    version: string;
    baseUrl?: string;
    timeout?: number;
    maxRetries?: number;
}
interface APIOptions {
    accessToken?: string;
}
interface RequestOptions {
    method: 'GET' | 'POST' | 'DELETE';
    path: string;
    body?: any;
    query?: Record<string, string | number | boolean>;
    accessToken?: string;
}
declare class HTTPClient {
    private readonly config;
    constructor(config: ClientConfig);
    request<T>(options: RequestOptions): Promise<T>;
    private buildUrl;
    private makeRequest;
    private handleResponse;
    private delay;
}

interface Recipient {
    id?: string;
    phone_number?: string;
    user_ref?: string;
    comment_id?: string;
    post_id?: string;
    name?: {
        first_name: string;
        last_name: string;
    };
}
interface QuickReply$1 {
    content_type: 'text' | 'user_phone_number' | 'user_email';
    title?: string;
    payload?: string;
    image_url?: string;
}
interface Message$2 {
    text?: string;
    attachment?: Attachment;
    quick_replies?: QuickReply$1[];
    metadata?: string;
}
interface Attachment {
    type: 'image' | 'audio' | 'video' | 'file' | 'template';
    payload: AttachmentPayload$1 | TemplatePayload;
}
interface AttachmentPayload$1 {
    url?: string;
    attachment_id?: string;
    is_reusable?: boolean;
}
interface TemplatePayload {
    template_type: 'generic' | 'button' | 'media' | 'product';
    elements?: any[];
    buttons?: any[];
    [key: string]: any;
}
type SenderAction = 'mark_seen' | 'typing_on' | 'typing_off' | 'react' | 'unreact';
interface ReactionPayload {
    message_id: string;
    reaction?: string;
}
type MessagingType = 'RESPONSE' | 'UPDATE' | 'MESSAGE_TAG';
interface SendMessageRequest {
    recipient: Recipient;
    messaging_type: MessagingType;
    message?: Message$2;
    sender_action?: SenderAction;
    sender_action_payload?: ReactionPayload;
    notification_type?: 'REGULAR' | 'SILENT_PUSH' | 'NO_PUSH';
    tag?: string;
}

interface SendMessageResponse {
    recipient_id?: string;
    message_id: string;
    attachment_id?: string;
}
interface MessengerError {
    message: string;
    type: string;
    code: number;
    error_subcode?: number;
    fbtrace_id: string;
}
interface ErrorResponse {
    error: MessengerError;
}

type AttachmentType$1 = 'image' | 'audio' | 'video' | 'file';
interface AttachmentUploadRequest {
    type: AttachmentType$1;
    url: string;
    is_reusable?: boolean;
}
interface AttachmentUploadResponse {
    attachment_id: string;
}

declare class SendAPI {
    private httpClient;
    constructor(httpClient: HTTPClient);
    message(request: SendMessageRequest, options?: APIOptions): Promise<SendMessageResponse>;
    action(recipientId: string, action: SenderAction, options?: APIOptions & {
        payload?: ReactionPayload;
    }): Promise<SendMessageResponse>;
    typingOn(recipientId: string, options?: APIOptions): Promise<SendMessageResponse>;
    typingOff(recipientId: string, options?: APIOptions): Promise<SendMessageResponse>;
    markSeen(recipientId: string, options?: APIOptions): Promise<SendMessageResponse>;
    setTyping(recipientId: string, state: boolean, options?: APIOptions): Promise<SendMessageResponse>;
    markRead(recipientId: string, options?: APIOptions): Promise<SendMessageResponse>;
    addReaction(recipientId: string, content: {
        messageId: string;
        emoji: string;
    }, options?: APIOptions): Promise<SendMessageResponse>;
    removeReaction(recipientId: string, messageId: string, options?: APIOptions): Promise<SendMessageResponse>;
    /**
     * Send an attachment using a previously uploaded attachment_id
     */
    attachment(options: {
        recipient: Recipient;
        type: AttachmentType$1;
        attachment_id: string;
        messaging_type?: 'RESPONSE' | 'UPDATE' | 'MESSAGE_TAG';
    }, apiOptions?: APIOptions): Promise<SendMessageResponse>;
    /**
     * Upload and send an attachment from URL in a single request
     */
    attachmentFromUrl(options: {
        recipient: Recipient;
        type: AttachmentType$1;
        url: string;
        messaging_type?: 'RESPONSE' | 'UPDATE' | 'MESSAGE_TAG';
    }, apiOptions?: APIOptions): Promise<SendMessageResponse>;
}

declare class AttachmentsAPI {
    private httpClient;
    constructor(httpClient: HTTPClient);
    upload(request: AttachmentUploadRequest, options?: APIOptions): Promise<AttachmentUploadResponse>;
}

interface UserId {
    id: string;
}
type ModerationAction = 'block_user' | 'unblock_user' | 'ban_user' | 'unban_user' | 'move_to_spam';
interface ModerateConversationsRequest {
    user_ids: UserId[];
    actions: ModerationAction[];
}
interface ModerateConversationsResponse {
    result: 'success' | 'failure';
}

declare class ModerationAPI {
    private httpClient;
    constructor(httpClient: HTTPClient);
    /**
     * Moderate conversations with specified actions
     * Up to 10 user IDs and up to 2 actions per request
     */
    moderate(request: ModerateConversationsRequest, options?: APIOptions): Promise<ModerateConversationsResponse>;
    /**
     * Block a user from messaging the page
     * Prevents messaging but user can still interact with page content on Facebook
     */
    blockUser(userIds: string | string[], options?: APIOptions): Promise<ModerateConversationsResponse>;
    /**
     * Unblock a user to allow messaging again
     */
    unblockUser(userIds: string | string[], options?: APIOptions): Promise<ModerateConversationsResponse>;
    /**
     * Ban a user from both messaging and Facebook interactions
     * More restrictive than blocking - prevents all interactions
     * Note: Cannot ban user who was unbanned in last 48 hours
     */
    banUser(userIds: string | string[], options?: APIOptions): Promise<ModerateConversationsResponse>;
    /**
     * Unban a user to restore all interactions
     * Note: Banned user cannot be unblocked, they must be unbanned first
     */
    unbanUser(userIds: string | string[], options?: APIOptions): Promise<ModerateConversationsResponse>;
    /**
     * Move conversation to spam folder in Meta Business Suite Inbox
     */
    moveToSpam(userIds: string | string[], options?: APIOptions): Promise<ModerateConversationsResponse>;
    /**
     * Block user and move to spam (common moderation action)
     */
    blockAndSpam(userIds: string | string[], options?: APIOptions): Promise<ModerateConversationsResponse>;
}

interface Button {
    type: 'web_url' | 'postback' | 'phone_number' | 'game_play' | 'account_link' | 'account_unlink';
    title?: string;
    url?: string;
    payload?: string;
    webview_height_ratio?: 'compact' | 'tall' | 'full';
    messenger_extensions?: boolean;
    fallback_url?: string;
    webview_share_button?: 'hide' | 'show';
    game_metadata?: {
        player_id?: string;
        context_id?: string;
    };
}
interface DefaultAction {
    type: 'web_url';
    url: string;
    webview_height_ratio?: 'compact' | 'tall' | 'full';
    messenger_extensions?: boolean;
    fallback_url?: string;
    webview_share_button?: 'hide' | 'show';
}
interface GenericTemplateElement {
    title: string;
    subtitle?: string;
    image_url?: string;
    default_action?: DefaultAction;
    buttons?: Button[];
}
interface GenericTemplatePayload {
    template_type: 'generic';
    elements: GenericTemplateElement[];
    image_aspect_ratio?: 'horizontal' | 'square';
}
interface ButtonTemplatePayload {
    template_type: 'button';
    text: string;
    buttons: Button[];
}
interface MediaTemplateElement {
    media_type: 'image' | 'video';
    url?: string;
    attachment_id?: string;
    buttons?: Button[];
    sharable?: boolean;
}
interface MediaTemplatePayload {
    template_type: 'media';
    elements: [MediaTemplateElement];
}
interface ProductTemplateElement {
    id: string;
}
interface ProductTemplatePayload {
    template_type: 'product';
    elements: ProductTemplateElement[];
}

declare class TemplatesAPI {
    private httpClient;
    constructor(httpClient: HTTPClient);
    generic(options: {
        recipient: Recipient;
        elements: GenericTemplateElement[];
        messaging_type?: MessagingType;
        image_aspect_ratio?: 'horizontal' | 'square';
        notification_type?: 'REGULAR' | 'SILENT_PUSH' | 'NO_PUSH';
        tag?: string;
    }, apiOptions?: APIOptions): Promise<SendMessageResponse>;
    button(options: {
        recipient: Recipient;
        text: string;
        buttons: Button[];
        messaging_type?: MessagingType;
        notification_type?: 'REGULAR' | 'SILENT_PUSH' | 'NO_PUSH';
        tag?: string;
    }, apiOptions?: APIOptions): Promise<SendMessageResponse>;
    media(options: {
        recipient: Recipient;
        element: MediaTemplateElement;
        messaging_type?: MessagingType;
        notification_type?: 'REGULAR' | 'SILENT_PUSH' | 'NO_PUSH';
        tag?: string;
    }, apiOptions?: APIOptions): Promise<SendMessageResponse>;
    product(options: {
        recipient: Recipient;
        elements: ProductTemplateElement[];
        messaging_type?: MessagingType;
        notification_type?: 'REGULAR' | 'SILENT_PUSH' | 'NO_PUSH';
        tag?: string;
    }, apiOptions?: APIOptions): Promise<SendMessageResponse>;
}

type ProfileField = 'id' | 'name' | 'first_name' | 'last_name' | 'profile_pic' | 'locale' | 'timezone' | 'gender';
interface GetProfileRequest {
    psid: string;
    fields?: ProfileField[];
}
interface UserProfile {
    id?: string;
    name?: string;
    first_name?: string;
    last_name?: string;
    profile_pic?: string;
    locale?: string;
    timezone?: number;
    gender?: string;
}

declare class ProfileAPI {
    private httpClient;
    constructor(httpClient: HTTPClient);
    /**
     * Get user profile information using PSID
     * Requires "Advanced User Profile Access" feature
     */
    get(request: GetProfileRequest, options?: APIOptions): Promise<UserProfile>;
    /**
     * Get user profile with default fields (first_name, last_name, profile_pic)
     */
    getBasic(psid: string, options?: APIOptions): Promise<UserProfile>;
    /**
     * Get comprehensive user profile with all available fields
     */
    getFull(psid: string, options?: APIOptions): Promise<UserProfile>;
    /**
     * Get user's name (first_name and last_name)
     */
    getName(psid: string, options?: APIOptions): Promise<UserProfile>;
    /**
     * Get user's profile picture URL
     */
    getProfilePicture(psid: string, options?: APIOptions): Promise<UserProfile>;
}

/**
 * Facebook Messenger Platform - Conversations API Types
 *
 * Type definitions for retrieving conversations and messages between users and Pages/Instagram Business accounts.
 *
 * @see https://developers.facebook.com/docs/messenger-platform/conversations
 */
/**
 * Platform type for conversations
 */
type ConversationPlatform = 'instagram' | 'messenger';
/**
 * Conversation folder types
 */
type ConversationFolder = 'inbox' | 'pending' | 'spam';
/**
 * Basic conversation information
 */
interface Conversation {
    /** The conversation ID */
    id: string;
    /** Timestamp of the most recent message (Unix timestamp) */
    updated_time: string;
}
/**
 * Participant in a conversation
 */
interface ConversationParticipant {
    /** Instagram-scoped ID or Page-scoped ID of a person, or Page ID, or Instagram Business Account ID */
    id: string;
    /** Email of the person or Page (Messenger only) */
    email?: string;
    /** Name of the person or Page (Messenger only) */
    name?: string;
    /** Instagram username of a person or your Instagram Business Account (Instagram only) */
    username?: string;
}
/**
 * Detailed conversation with messages and participants
 */
interface ConversationDetail {
    /** The conversation ID */
    id: string;
    /** Messages in the conversation */
    messages?: {
        data: MessageBasic[];
        paging?: {
            cursors?: {
                before?: string;
                after?: string;
            };
            next?: string;
            previous?: string;
        };
    };
    /** Participants in the conversation */
    participants?: {
        data: ConversationParticipant[];
    };
    /** Timestamp of the most recent message */
    updated_time?: string;
}
/**
 * Basic message information (ID and timestamp)
 */
interface MessageBasic {
    /** The message ID */
    id: string;
    /** When the message was created (ISO 8601 timestamp) */
    created_time: string;
}
/**
 * Message sender/recipient information
 */
interface MessageParticipant {
    /** Instagram-scoped ID or Page-scoped ID or Instagram Business Account ID */
    id: string;
    /** Email (Messenger only) */
    email?: string;
    /** Name (Messenger only) */
    name?: string;
    /** Instagram username (Instagram only) */
    username?: string;
}
/**
 * Message attachment types
 */
type MessageAttachmentType = 'image' | 'video' | 'audio' | 'file';
/**
 * Image data in attachment
 */
interface ImageData {
    /** Preview URL of the image */
    preview_url?: string;
    /** Full URL of the image */
    url?: string;
    /** Width in pixels */
    width?: number;
    /** Height in pixels */
    height?: number;
    /** Max width in pixels */
    max_width?: number;
    /** Max height in pixels */
    max_height?: number;
    /** URL of animated GIF preview */
    animated_gif_preview_url?: string;
    /** URL of animated GIF */
    animated_gif_url?: string;
    /** Whether to render as sticker */
    render_as_sticker?: boolean;
}
/**
 * Video data in attachment
 */
interface VideoData {
    /** URL of the video */
    url?: string;
    /** Width in pixels */
    width?: number;
    /** Height in pixels */
    height?: number;
    /** Preview URL */
    preview_url?: string;
}
/**
 * Generic template in attachment
 */
interface GenericTemplate {
    /** Call-to-action button */
    cta?: {
        title?: string;
        type?: string;
        url?: string;
    };
    /** Media URL */
    media_url?: string;
    /** Subtitle text */
    subtitle?: string;
    /** Title text */
    title?: string;
}
/**
 * Message attachment
 */
interface MessageAttachment$1 {
    /** Attachment ID */
    id?: string;
    /** File URL */
    file_url?: string;
    /** Image data */
    image_data?: ImageData;
    /** Video data */
    video_data?: VideoData;
    /** Generic template */
    generic_template?: GenericTemplate;
    /** File name */
    name?: string;
}
/**
 * Reaction to a message
 */
interface MessageReaction {
    /** Emoji reaction (e.g., "❤️", "😂", "👍") */
    reaction: string;
    /** Users who reacted with this emoji */
    users: Array<{
        id: string;
        username?: string;
    }>;
}
/**
 * Reply information
 */
interface ReplyInfo {
    /** Message ID being replied to */
    mid: string;
    /** Whether this is a self-reply (reply to own message) */
    is_self_reply?: boolean;
}
/**
 * Story share/mention
 */
interface StoryShare {
    /** CDN URL of the story */
    link: string;
    /** Story ID */
    id: string;
}
/**
 * Product in a share
 */
interface SharedProduct {
    /** Product ID (0 if business can't see this product) */
    id: string;
    /** ID assigned by the retailer */
    retailer_id?: string;
    /** Product image URL */
    image_url?: string;
    /** Product name */
    name?: string;
    /** Product price */
    price?: string;
}
/**
 * Share template payload
 */
interface ShareTemplatePayload {
    product?: {
        elements?: {
            data: SharedProduct[];
        };
    };
}
/**
 * Shared content
 */
interface MessageShare {
    /** Share template */
    template?: {
        payload?: ShareTemplatePayload;
    };
}
/**
 * Message tags
 */
interface MessageTag {
    /** Tag name (e.g., "inbox", "read", "source:chat") */
    name: string;
}
/**
 * Detailed message information
 */
interface Message$1 {
    /** The message ID */
    id: string;
    /** When the message was created */
    created_time: string;
    /** Sender information */
    from?: MessageParticipant;
    /** Recipient information */
    to?: {
        data: MessageParticipant[];
    };
    /** Text content of the message (empty if no text) */
    message?: string;
    /** Message attachments */
    attachments?: {
        data: MessageAttachment$1[];
    };
    /** Reactions to the message */
    reactions?: {
        data: MessageReaction[];
    };
    /** Shared content (posts, products, etc.) */
    shares?: {
        data: MessageShare[];
    };
    /** Story reply or mention */
    story?: StoryShare;
    /** Reply information */
    reply_to?: ReplyInfo;
    /** Message tags */
    tags?: {
        data: MessageTag[];
    };
    /** Whether the message contains unsupported content */
    is_unsupported?: boolean;
}
/**
 * Request parameters for listing conversations
 */
interface ListConversationsParams {
    /** Platform to filter by */
    platform?: ConversationPlatform;
    /** User ID to find conversations with specific user */
    user_id?: string;
    /** Folder to filter by */
    folder?: ConversationFolder;
    /** Number of conversations to return */
    limit?: number;
    /** Pagination cursor */
    after?: string;
    /** Pagination cursor */
    before?: string;
}
/**
 * Request parameters for getting conversation details
 */
interface GetConversationParams {
    /** Fields to retrieve (e.g., 'messages', 'participants') */
    fields?: string[];
    /** Number of messages to return */
    limit?: number;
    /** Pagination cursor */
    after?: string;
    /** Pagination cursor */
    before?: string;
}
/**
 * Request parameters for getting message details
 */
interface GetMessageParams {
    /** Fields to retrieve */
    fields?: string[];
}
/**
 * Response for listing conversations
 */
interface ListConversationsResponse {
    data: Conversation[];
    paging?: {
        cursors?: {
            before?: string;
            after?: string;
        };
        next?: string;
        previous?: string;
    };
}
/**
 * Response for getting messages in a conversation
 */
interface ListMessagesResponse {
    data: MessageBasic[];
    paging?: {
        cursors?: {
            before?: string;
            after?: string;
        };
        next?: string;
        previous?: string;
    };
}

/**
 * Conversations API Resource
 *
 * Handles retrieving conversations and messages between users and Pages/Instagram Business accounts.
 *
 * @see https://developers.facebook.com/docs/messenger-platform/conversations
 */

/**
 * Conversations API class for retrieving conversation and message data
 *
 * @example
 * ```typescript
 * const messenger = new Messenger({ accessToken: 'PAGE_TOKEN' });
 *
 * // List all conversations
 * const conversations = await messenger.conversations.list('PAGE_ID', {
 *   platform: 'messenger'
 * });
 *
 * // Get conversation details
 * const conversation = await messenger.conversations.get('CONVERSATION_ID');
 *
 * // Get message details
 * const message = await messenger.conversations.getMessage('MESSAGE_ID');
 * ```
 */
declare class ConversationsAPI {
    private httpClient;
    constructor(httpClient: HTTPClient);
    /**
     * Get a list of conversations for a Page or Instagram Business Account
     *
     * @param pageId - The Page ID or Instagram Business Account ID
     * @param params - Optional parameters for filtering and pagination
     * @param options - Optional request options (e.g., token override)
     * @returns List of conversations
     *
     * @example
     * ```typescript
     * // List Messenger conversations
     * const conversations = await messenger.conversations.list('PAGE_ID', {
     *   platform: 'messenger',
     *   limit: 25
     * });
     *
     * // Find conversation with specific user
     * const userConvos = await messenger.conversations.list('PAGE_ID', {
     *   platform: 'instagram',
     *   user_id: 'USER_INSTAGRAM_SCOPED_ID'
     * });
     *
     * // Paginate through conversations
     * const nextPage = await messenger.conversations.list('PAGE_ID', {
     *   platform: 'messenger',
     *   after: conversations.paging?.cursors?.after
     * });
     * ```
     */
    list(pageId: string, params?: ListConversationsParams, options?: APIOptions): Promise<ListConversationsResponse>;
    /**
     * Get details about a specific conversation
     *
     * @param conversationId - The conversation ID
     * @param params - Optional parameters for fields and pagination
     * @param options - Optional request options (e.g., token override)
     * @returns Conversation details
     *
     * @example
     * ```typescript
     * // Get conversation with messages
     * const conversation = await messenger.conversations.get('CONVERSATION_ID', {
     *   fields: ['messages', 'participants']
     * });
     *
     * // Get only participants
     * const participants = await messenger.conversations.get('CONVERSATION_ID', {
     *   fields: ['participants']
     * });
     * ```
     */
    get(conversationId: string, params?: GetConversationParams, options?: APIOptions): Promise<ConversationDetail>;
    /**
     * Get messages in a conversation
     *
     * @param conversationId - The conversation ID
     * @param params - Optional parameters for pagination
     * @param options - Optional request options (e.g., token override)
     * @returns List of messages
     *
     * @example
     * ```typescript
     * // Get messages in a conversation
     * const messages = await messenger.conversations.getMessages('CONVERSATION_ID', {
     *   limit: 20
     * });
     *
     * // Paginate through messages
     * const nextPage = await messenger.conversations.getMessages('CONVERSATION_ID', {
     *   after: messages.paging?.cursors?.after
     * });
     * ```
     */
    getMessages(conversationId: string, params?: {
        limit?: number;
        after?: string;
        before?: string;
    }, options?: APIOptions): Promise<ListMessagesResponse>;
    /**
     * Get details about a specific message
     *
     * Note: You can only retrieve details for the 20 most recent messages in a conversation.
     * Older messages will return an error indicating the message was deleted.
     *
     * @param messageId - The message ID
     * @param params - Optional parameters for fields to retrieve
     * @param options - Optional request options (e.g., token override)
     * @returns Message details
     *
     * @example
     * ```typescript
     * // Get full message details
     * const message = await messenger.conversations.getMessage('MESSAGE_ID', {
     *   fields: ['id', 'created_time', 'from', 'to', 'message', 'attachments', 'reactions']
     * });
     *
     * // Get basic message info
     * const basicMessage = await messenger.conversations.getMessage('MESSAGE_ID');
     * ```
     */
    getMessage(messageId: string, params?: GetMessageParams, options?: APIOptions): Promise<Message$1>;
    /**
     * Get the 20 most recent messages in a conversation with full details
     *
     * This is a convenience method that retrieves message IDs and then fetches
     * full details for each message. Note that only the 20 most recent messages
     * can have their details retrieved.
     *
     * @param conversationId - The conversation ID
     * @param options - Optional request options (e.g., token override)
     * @returns Array of detailed messages
     *
     * @example
     * ```typescript
     * // Get recent messages with full details
     * const messages = await messenger.conversations.getRecentMessages('CONVERSATION_ID');
     *
     * for (const message of messages) {
     *   console.log(`${message.from?.username}: ${message.message}`);
     * }
     * ```
     */
    getRecentMessages(conversationId: string, options?: APIOptions): Promise<Message$1[]>;
    /**
     * Find a conversation between a Page and a specific user
     *
     * This is a convenience method that finds a conversation with a specific user.
     *
     * @param pageId - The Page ID or Instagram Business Account ID
     * @param userId - The user's Instagram-scoped ID or Page-scoped ID
     * @param platform - The platform ('instagram' or 'messenger')
     * @param options - Optional request options (e.g., token override)
     * @returns The conversation ID, or null if not found
     *
     * @example
     * ```typescript
     * // Find conversation with Instagram user
     * const conversationId = await messenger.conversations.findByUser(
     *   'PAGE_ID',
     *   'USER_INSTAGRAM_SCOPED_ID',
     *   'instagram'
     * );
     *
     * if (conversationId) {
     *   const messages = await messenger.conversations.getRecentMessages(conversationId);
     * }
     * ```
     */
    findByUser(pageId: string, userId: string, platform: 'instagram' | 'messenger', options?: APIOptions): Promise<string | null>;
}

interface MessengerConfig {
    accessToken?: string;
    version?: string;
    baseUrl?: string;
    timeout?: number;
    maxRetries?: number;
}
declare class Messenger {
    readonly send: SendAPI;
    readonly attachments: AttachmentsAPI;
    readonly moderation: ModerationAPI;
    readonly templates: TemplatesAPI;
    readonly profile: ProfileAPI;
    readonly conversations: ConversationsAPI;
    private readonly httpClient;
    constructor(config?: MessengerConfig);
    private validateConfig;
}

/**
 * Facebook Messenger Platform - Base Webhook Types
 *
 * This file contains the common base types and interfaces shared across
 * all webhook event types. It provides the foundation for a properly
 * structured type system with inheritance and discriminated unions.
 *
 * @module webhooks/base-types
 */
/**
 * Common sender interface for all webhook events.
 * Represents the user who initiated the action.
 */
interface WebhookSender {
    /**
     * Page-scoped ID (PSID) of the user.
     * This is the unique identifier for the user within the context of your page.
     */
    id: string;
    /**
     * User reference provided by the chat plugin, if applicable.
     * Only present for chat plugin events where the user hasn't been identified yet.
     */
    user_ref?: string;
}
/**
 * Common recipient interface for all webhook events.
 * Represents the Facebook Page that received the event.
 */
interface WebhookRecipient {
    /** Facebook Page ID that received the event */
    id: string;
}
/**
 * Base interface for all webhook events.
 * Contains the common properties shared by all event types.
 */
interface BaseWebhookEvent {
    /** Information about the user who initiated the event */
    sender: WebhookSender;
    /** Information about the page that received the event */
    recipient: WebhookRecipient;
    /**
     * Unix timestamp when the event occurred (in milliseconds since epoch).
     * Represents when the action was performed, not when the webhook was sent.
     */
    timestamp: number;
}
/**
 * Webhook event types enum with discriminator values.
 * Used for type narrowing in discriminated unions.
 */
declare enum WebhookEventType {
    MESSAGE = "message",
    MESSAGE_ECHO = "message_echo",
    MESSAGE_EDIT = "message_edit",
    MESSAGE_REACTION = "reaction",
    MESSAGE_READ = "read",
    MESSAGING_FEEDBACK = "messaging_feedback",
    MESSAGING_POSTBACK = "postback",
    FEED = "feed",
    VIDEOS = "videos",
    LIVE_VIDEOS = "live_videos"
}
/**
 * Generic webhook entry structure.
 * Represents a single entry in the webhook payload.
 */
interface WebhookEntry<T extends BaseWebhookEvent = BaseWebhookEvent> {
    /** Unique ID of the page */
    id: string;
    /** Time of update (epoch time in milliseconds) */
    time: number;
    /** Array of messaging events */
    messaging: T[];
}
/**
 * Generic webhook payload structure.
 * This is the top-level structure received from Facebook webhooks.
 */
interface WebhookPayload<T extends BaseWebhookEvent = BaseWebhookEvent> {
    /** Always 'page' for Messenger webhooks */
    object: 'page';
    /** Array of entry objects containing the actual events */
    entry: WebhookEntry<T>[];
}
/**
 * Generic webhook entry structure for Page webhooks (uses 'changes' instead of 'messaging').
 * Represents a single entry in a Page webhook payload.
 */
interface PageWebhookEntry<T = any> {
    /** Unique ID of the page */
    id: string;
    /** Time of update (epoch time in milliseconds) */
    time: number;
    /** Array of change events */
    changes: T[];
}
/**
 * Generic webhook payload structure for Page webhooks.
 * This is the top-level structure received from Facebook Page webhooks.
 */
interface PageWebhookPayload<T = any> {
    /** Always 'page' for Page webhooks */
    object: 'page';
    /** Array of entry objects containing the actual events */
    entry: PageWebhookEntry<T>[];
}
/**
 * Extract all events from a Page webhook payload (uses 'changes' array)
 *
 * @param payload - The Page webhook payload to extract events from
 * @returns Array of Page webhook events
 */
declare function extractPageEvents<T>(payload: PageWebhookPayload<T>): T[];
/**
 * Common processing context for all webhook events
 */
interface BaseProcessingContext {
    /** The user who initiated the event (PSID or user_ref) */
    senderId?: string;
    /** User reference for anonymous users */
    userRef?: string;
    /** The page that received the event */
    recipientId: string;
    /** When the event occurred */
    timestamp: number;
    /** Whether the sender is identified (has PSID) */
    isIdentifiedUser: boolean;
    /** Human-readable datetime for the event timestamp */
    eventDate: Date;
}
/**
 * Get event types from a Page webhook payload (uses 'changes' array)
 *
 * @param payload - The Page webhook payload to extract event types from
 * @returns Array of unique WebhookEventType values found in the payload
 *
 * @example
 * ```typescript
 * const eventTypes = getPageWebhookEventTypes(payload);
 * console.log('Page events:', eventTypes); // [WebhookEventType.FEED, WebhookEventType.VIDEOS]
 *
 * if (eventTypes.includes(WebhookEventType.FEED)) {
 *   // Process feed events
 * }
 * ```
 */
declare function getPageWebhookEventTypes(payload: PageWebhookPayload): WebhookEventType[];

/**
 * Facebook Messenger Platform - Message Edits Webhook Types
 *
 * These types represent the webhook event structure for message_edits events.
 * Triggered when a user edits a previously sent message.
 *
 * @see https://developers.facebook.com/docs/messenger-platform/reference/webhook-events/message-edits/
 */

/**
 * Represents the edited message information
 */
interface MessageEdit {
    /**
     * Unique message identifier for the edited message
     */
    mid: string;
    /**
     * New message content after the edit.
     * Contains the updated text of the message.
     */
    text: string;
    /**
     * Number of times the message has been edited.
     * Maximum value is 5 (client-side constraint).
     */
    num_edit: number;
}
/**
 * Main webhook event structure for message edits with discriminator
 *
 * This event is triggered when a user edits a previously sent message.
 * The webhook provides the updated message content and edit count.
 *
 * @example
 * ```json
 * {
 *   "type": "message_edit",
 *   "sender": {
 *     "id": "1234567890123456"
 *   },
 *   "recipient": {
 *     "id": "9876543210987654"
 *   },
 *   "timestamp": 1458668856463,
 *   "message_edit": {
 *     "mid": "mid.1458668856218:ed81099e15d3f4f233",
 *     "text": "This is the updated message content",
 *     "num_edit": 2
 *   }
 * }
 * ```
 */
interface MessageEditWebhookEvent extends BaseWebhookEvent {
    /** Discriminator for type narrowing */
    type: WebhookEventType.MESSAGE_EDIT;
    /** Details about the edited message */
    message_edit: MessageEdit;
}
/**
 * Complete webhook payload structure that includes the message edit event
 * along with other webhook metadata
 */
interface MessageEditWebhookPayload extends WebhookPayload<MessageEditWebhookEvent> {
}
/**
 * Type guard to check if a webhook event is a message edit event
 *
 * @param event - The webhook event to check
 * @returns True if the event contains a message_edit property
 *
 * @example
 * ```typescript
 * if (isMessageEditEvent(event)) {
 *   // TypeScript now knows event has message_edit property
 *   console.log(`Message edited ${event.message_edit.num_edit} times`);
 * }
 * ```
 */
declare function isMessageEditEvent(event: any): event is MessageEditWebhookEvent;
/**
 * Utility type for common message edit properties that might be used in processing
 */
interface MessageEditProcessingContext extends BaseProcessingContext {
    /** The edited message ID */
    messageId: string;
    /** Updated message content */
    updatedText: string;
    /** Number of edits made */
    editCount: number;
}
/**
 * Helper function to extract processing context from a message edit event
 *
 * @param event - The message edit webhook event
 * @returns Simplified processing context
 *
 * @example
 * ```typescript
 * const context = extractMessageEditContext(webhookEvent);
 * console.log(`User ${context.senderId} edited message to: "${context.updatedText}"`);
 * ```
 */
declare function extractMessageEditContext(event: MessageEditWebhookEvent): MessageEditProcessingContext;
/**
 * Constants related to message editing limits and constraints
 */
declare const MESSAGE_EDIT_CONSTANTS: {
    /** Maximum number of edits allowed per message */
    readonly MAX_EDITS: 5;
    /** Webhook event type identifier */
    readonly EVENT_TYPE: "message_edit";
};

/**
 * Facebook Messenger Platform Message Reactions Webhook Types
 *
 * These types define the structure of webhook events received when users
 * react to messages in Messenger conversations.
 *
 * @see https://developers.facebook.com/docs/messenger-platform/reference/webhook-events/message-reactions
 */

/**
 * Types of reactions that can be applied to messages in Messenger.
 * These are the predefined reaction types supported by Facebook.
 */
declare enum MessageReactionType {
    /** Standard like reaction */
    LIKE = "like",
    /** Dislike reaction */
    DISLIKE = "dislike",
    /** Love reaction (heart) */
    LOVE = "love",
    /** Sad reaction */
    SAD = "sad",
    /** Angry reaction */
    ANGRY = "angry",
    /** Wow/surprised reaction */
    WOW = "wow",
    /** Smile/laugh reaction */
    SMILE = "smile",
    /** Other/unrecognized emoji reactions */
    OTHER = "other"
}
/**
 * Actions that can be performed on message reactions.
 */
declare enum MessageReactionAction {
    /** Adding a reaction to a message */
    REACT = "react",
    /** Removing a reaction from a message */
    UNREACT = "unreact"
}

/**
 * Contains the detailed information about the reaction.
 */
interface MessageReactionData {
    /**
     * The type of reaction applied to the message.
     * Can be one of the predefined types or "other" for unrecognized emojis.
     */
    reaction: MessageReactionType;
    /**
     * The UTF-8 emoji representation of the reaction (optional).
     * Example: "\u{2764}\u{FE0F}" for heart emoji
     */
    emoji?: string;
    /**
     * The action performed - either adding or removing the reaction.
     */
    action: MessageReactionAction;
    /**
     * The message ID that the reaction was applied to.
     * This corresponds to the 'mid' field of the original message.
     */
    mid: string;
}
/**
 * Complete webhook event structure for message reactions with discriminator.
 * This is the main payload received when a user reacts to a message.
 */
interface MessageReactionWebhookEvent extends BaseWebhookEvent {
    /** Discriminator for type narrowing */
    type: WebhookEventType.MESSAGE_REACTION;
    /** Detailed information about the reaction */
    reaction: MessageReactionData;
}
/**
 * The complete webhook payload containing the message reaction event.
 * This matches the structure of the webhook POST request body.
 */
interface MessageReactionWebhookPayload extends WebhookPayload<MessageReactionWebhookEvent> {
}
/**
 * Context object for processing message reaction webhooks.
 * Useful for handlers that need additional processing information.
 */
interface MessageReactionProcessingContext {
    /** The original webhook event */
    event: MessageReactionWebhookEvent;
    /** Page ID that received the reaction */
    pageId: string;
    /** User ID who performed the reaction */
    userId: string;
    /** ID of the message that was reacted to */
    messageId: string;
    /** Whether this is a new reaction (true) or removal (false) */
    isReactionAdded: boolean;
    /** The type of reaction */
    reactionType: MessageReactionType;
    /** Raw emoji string if available */
    emoji?: string;
    /** Timestamp when the reaction occurred */
    timestamp: Date;
}
/**
 * Helper type for reaction statistics and aggregation.
 * Useful for tracking reaction counts on messages.
 */
interface MessageReactionStats {
    /** The message ID these stats apply to */
    messageId: string;
    /** Count of each reaction type */
    reactions: {
        [K in MessageReactionType]?: number;
    };
    /** Total number of reactions */
    totalReactions: number;
    /** Last updated timestamp */
    lastUpdated: Date;
}
/**
 * Configuration options for handling message reaction webhooks.
 */
interface MessageReactionWebhookConfig {
    /** Whether to track reaction statistics */
    enableStats?: boolean;
    /** Whether to handle emoji reactions beyond predefined types */
    handleCustomEmojis?: boolean;
    /** Maximum age of reactions to process (in milliseconds) */
    maxReactionAge?: number;
    /** Whether to validate webhook signatures */
    validateSignature?: boolean;
}

/**
 * Facebook Messenger Platform - Message Reads Webhook Types
 *
 * These types represent the webhook event structure for message_reads events.
 * Triggered when a user reads messages sent by a Page.
 *
 * The message_reads webhook event indicates that all messages up to a certain
 * watermark timestamp have been read by the recipient.
 *
 * @see https://developers.facebook.com/docs/messenger-platform/reference/webhook-events/message-reads/
 */

/**
 * Represents the read receipt information
 */
interface MessageRead {
    /**
     * Watermark timestamp indicating all messages up to this point have been read.
     * This is a Unix timestamp in milliseconds.
     * All messages with a timestamp less than or equal to this value have been read.
     */
    watermark: number;
}
/**
 * Main webhook event structure for message reads with discriminator
 *
 * This event is triggered when a user reads messages sent by a Page.
 * The watermark indicates the timestamp up to which all messages have been read.
 *
 * @example
 * ```json
 * {
 *   "type": "read",
 *   "sender": {
 *     "id": "1234567890123456"
 *   },
 *   "recipient": {
 *     "id": "9876543210987654"
 *   },
 *   "timestamp": 1458668856463,
 *   "read": {
 *     "watermark": 1458668856253
 *   }
 * }
 * ```
 */
interface MessageReadsWebhookEvent extends BaseWebhookEvent {
    /** Discriminator for type narrowing */
    type: WebhookEventType.MESSAGE_READ;
    /** Read receipt information containing the watermark */
    read: MessageRead;
}
/**
 * Complete webhook payload structure that includes the message reads event
 * along with other webhook metadata
 */
interface MessageReadsWebhookPayload extends WebhookPayload<MessageReadsWebhookEvent> {
}
/**
 * Type guard to check if a webhook event is a message reads event
 *
 * @param event - The webhook event to check
 * @returns True if the event contains a read property
 *
 * @example
 * ```typescript
 * if (isMessageReadsEvent(event)) {
 *   // TypeScript now knows event has read property
 *   console.log(`Messages read up to timestamp: ${event.read.watermark}`);
 * }
 * ```
 */
declare function isMessageReadsEvent(event: any): event is MessageReadsWebhookEvent;
/**
 * Utility type for extracting just the read data from a webhook event
 */
type MessageReadData = MessageRead;
/**
 * Utility type for common message reads properties that might be used in processing
 */
interface MessageReadsProcessingContext {
    /** The user who read the messages */
    senderId: string;
    /** The page that sent the messages */
    recipientId: string;
    /** Timestamp up to which all messages have been read */
    watermarkTimestamp: number;
    /** When the read event occurred */
    readTimestamp: number;
    /**
     * Human-readable datetime for the watermark timestamp.
     * Useful for logging and debugging.
     */
    watermarkDate: Date;
    /**
     * Human-readable datetime for the read event timestamp.
     * Useful for logging and debugging.
     */
    readDate: Date;
}
/**
 * Helper function to extract processing context from a message reads event
 *
 * @param event - The message reads webhook event
 * @returns Simplified processing context with additional computed fields
 *
 * @example
 * ```typescript
 * const context = extractMessageReadsContext(webhookEvent);
 * console.log(`User ${context.senderId} read messages up to ${context.watermarkDate.toISOString()}`);
 * ```
 */
declare function extractMessageReadsContext(event: MessageReadsWebhookEvent): MessageReadsProcessingContext;
/**
 * Helper function to check if a specific message timestamp was read
 *
 * @param messageTimestamp - The timestamp of the message to check
 * @param watermark - The watermark timestamp from the read event
 * @returns True if the message with the given timestamp has been read
 *
 * @example
 * ```typescript
 * const messageTime = 1458668855000;
 * const watermark = 1458668856253;
 *
 * if (isMessageRead(messageTime, watermark)) {
 *   console.log('This message has been read');
 * }
 * ```
 */
declare function isMessageRead(messageTimestamp: number, watermark: number): boolean;
/**
 * Helper function to determine which messages in a list have been read
 *
 * @param messages - Array of messages with timestamp property
 * @param watermark - The watermark timestamp from the read event
 * @returns Array of messages that have been read
 *
 * @example
 * ```typescript
 * const messages = [
 *   { id: '1', timestamp: 1458668855000, text: 'Hello' },
 *   { id: '2', timestamp: 1458668857000, text: 'World' }
 * ];
 * const watermark = 1458668856253;
 *
 * const readMessages = getReadMessages(messages, watermark);
 * // Returns only the first message as it's before the watermark
 * ```
 */
declare function getReadMessages<T extends {
    timestamp: number;
}>(messages: T[], watermark: number): T[];
/**
 * Helper function to get the count of read messages from a list
 *
 * @param messages - Array of messages with timestamp property
 * @param watermark - The watermark timestamp from the read event
 * @returns Number of messages that have been read
 *
 * @example
 * ```typescript
 * const messages = [
 *   { id: '1', timestamp: 1458668855000 },
 *   { id: '2', timestamp: 1458668857000 }
 * ];
 * const watermark = 1458668856253;
 *
 * const readCount = getReadMessageCount(messages, watermark);
 * // Returns 1
 * ```
 */
declare function getReadMessageCount<T extends {
    timestamp: number;
}>(messages: T[], watermark: number): number;
/**
 * Constants related to message reads functionality
 */
declare const MESSAGE_READS_CONSTANTS: {
    /** Webhook event type identifier */
    readonly EVENT_TYPE: "message_reads";
    /**
     * Property name in the webhook event that contains read data.
     * Used for type guards and event identification.
     */
    readonly READ_PROPERTY: "read";
};
/**
 * Type for the watermark timestamp
 * Represents a Unix timestamp in milliseconds indicating read status
 */
type WatermarkTimestamp = number;

/**
 * Facebook Messenger Platform - Messaging Postbacks Webhook Types
 *
 * These types represent the webhook event structure for messaging_postbacks events.
 * Triggered when a user clicks on a postback button, Get Started button, or persistent menu item.
 *
 * @see https://developers.facebook.com/docs/messenger-platform/reference/webhook-events/messaging_postbacks
 */

/**
 * Represents referral information for postbacks that originated from external sources
 *
 * This object is included when a postback is triggered as part of a conversation
 * that was started via m.me links, Click to Messenger ads, Messenger QR codes,
 * or the Welcome Screen.
 */
interface PostbackReferral {
    /**
     * Arbitrary data that was included in the original referral.
     * This is the custom parameter you set when creating the referral link.
     */
    ref?: string;
    /**
     * Source of the referral. Indicates how the conversation was initiated.
     * Common values include:
     * - "SHORTLINK" - from m.me links
     * - "ADS" - from Click to Messenger ads
     * - "MESSENGER_CODE" - from Messenger QR codes
     */
    source?: string;
    ad_id?: string;
    ads_context_data?: {
        ad_title?: string;
        photo_url?: string;
        video_url?: string;
        post_id?: string;
    };
    /**
     * Type of referral action that initiated the conversation.
     * Common value is "OPEN_THREAD" for most referral types.
     */
    type?: string;
}
/**
 * Represents the postback data in a messaging postback webhook event
 */
interface PostbackData {
    /**
     * Message ID associated with the postback.
     * Unique identifier for the message that contained the postback button.
     */
    mid?: string;
    /**
     * Title of the postback button that was clicked.
     * This is the user-visible text that was displayed on the button.
     */
    title?: string;
    /**
     * Developer-defined payload that was associated with the postback button.
     * This contains the custom data you specified when creating the button.
     * Maximum length is 1000 characters.
     */
    payload: string;
    /**
     * Referral information if the postback is part of a referred conversation.
     * Only present when the conversation was initiated through external sources
     * like m.me links, ads, QR codes, or Welcome Screen.
     */
    referral?: PostbackReferral;
}
/**
 * Main webhook event structure for messaging postbacks with discriminator
 *
 * This event is triggered when a user interacts with postback buttons,
 * including regular postback buttons, Get Started button, and persistent menu items.
 *
 * @example
 * Basic postback from a button click:
 * ```json
 * {
 *   "type": "postback",
 *   "sender": {
 *     "id": "1234567890123456"
 *   },
 *   "recipient": {
 *     "id": "9876543210987654"
 *   },
 *   "timestamp": 1527459824,
 *   "postback": {
 *     "mid": "m_AG5Hz2Uq7tuwNEhXfYYKj8mJEM_QPpz5jdHtHaW",
 *     "title": "Get Started",
 *     "payload": "GET_STARTED_PAYLOAD"
 *   }
 * }
 * ```
 *
 * @example
 * Postback with referral data from m.me link:
 * ```json
 * {
 *   "type": "postback",
 *   "sender": {
 *     "user_ref": "unique_ref_param"
 *   },
 *   "recipient": {
 *     "id": "9876543210987654"
 *   },
 *   "timestamp": 1527459824,
 *   "postback": {
 *     "title": "Contact Sales",
 *     "payload": "CONTACT_SALES",
 *     "referral": {
 *       "ref": "landing_page_ad_campaign",
 *       "source": "SHORTLINK",
 *       "type": "OPEN_THREAD"
 *     }
 *   }
 * }
 * ```
 */
interface MessagingPostbackWebhookEvent extends BaseWebhookEvent {
    /** Discriminator for type narrowing */
    type: WebhookEventType.MESSAGING_POSTBACK;
    /** Details about the postback that was triggered */
    postback: PostbackData;
}
/**
 * Complete webhook payload structure that includes the messaging postback event
 * along with other webhook metadata
 */
interface MessagingPostbackWebhookPayload extends WebhookPayload<MessagingPostbackWebhookEvent> {
}
/**
 * Type guard to check if a webhook event is a messaging postback event
 *
 * @param event - The webhook event to check
 * @returns True if the event contains a postback property
 *
 * @example
 * ```typescript
 * if (isMessagingPostbackEvent(event)) {
 *   // TypeScript now knows event has postback property
 *   console.log(`User clicked: ${event.postback.title}`);
 *   console.log(`Payload: ${event.postback.payload}`);
 * }
 * ```
 */
declare function isMessagingPostbackEvent(event: any): event is MessagingPostbackWebhookEvent;
/**
 * Type guard to check if a postback event includes referral data
 *
 * @param event - The messaging postback event to check
 * @returns True if the event contains referral information
 *
 * @example
 * ```typescript
 * if (hasReferralData(event)) {
 *   // Handle referred conversation
 *   console.log(`Referred from: ${event.postback.referral.source}`);
 *   console.log(`Ref parameter: ${event.postback.referral.ref}`);
 * }
 * ```
 */
declare function hasReferralData(event: MessagingPostbackWebhookEvent): event is MessagingPostbackWebhookEvent & {
    postback: PostbackData & {
        referral: PostbackReferral;
    };
};
/**
 * Type guard to check if sender is identified (has PSID) vs anonymous (has user_ref)
 *
 * @param sender - The sender object to check
 * @returns True if sender has a PSID (is identified)
 *
 * @example
 * ```typescript
 * if (isIdentifiedSender(event.sender)) {
 *   // User has been identified and has a PSID
 *   console.log(`User PSID: ${event.sender.id}`);
 * } else {
 *   // Anonymous user with user_ref (likely from chat plugin)
 *   console.log(`Anonymous user ref: ${event.sender.user_ref}`);
 * }
 * ```
 */
declare function isIdentifiedSender(sender: WebhookSender): sender is WebhookSender & {
    id: string;
};
/**
 * Utility type for extracting just the postback data from a webhook event
 */
type PostbackEventData = PostbackData;
/**
 * Utility type for common postback properties that might be used in processing
 */
interface PostbackProcessingContext {
    /** The postback payload data */
    payload: string;
    /** The user who t