import type { ChatError } from './ChatError';
/**
 * The conversation types.
 */
export declare enum ChatMessageChatType {
    /**
     * One-to-one chat.
     */
    PeerChat = 0,
    /**
     * Group chat.
     */
    GroupChat = 1,
    /**
     * Chat room.
     */
    ChatRoom = 2
}
/**
 * The message directions.
 */
export declare enum ChatMessageDirection {
    /**
     * This message is sent from the local client.
     */
    SEND = "send",
    /**
     * The message is received by the local client.
     */
    RECEIVE = "rec"
}
/**
 * The message sending status.
 */
export declare enum ChatMessageStatus {
    /**
     * The message is created to be sent.
     */
    CREATE = 0,
    /**
     * The message is being delivered.
     */
    PROGRESS = 1,
    /**
     * The message is successfully delivered.
     */
    SUCCESS = 2,
    /**
     * The message fails to be delivered.
     */
    FAIL = 3
}
/**
 * The download status of the attachment file.
 */
export declare enum ChatDownloadStatus {
    /**
     * The file message download is pending.
     */
    PENDING = -1,
    /**
     * The SDK is downloading the file message.
     */
    DOWNLOADING = 0,
    /**
     * The SDK successfully downloads the file message.
     */
    SUCCESS = 1,
    /**
     * The SDK fails to download the file message.
     */
    FAILED = 2
}
/**
 * The message types.
 */
export declare enum ChatMessageType {
    /**
     * Text message.
     */
    TXT = "txt",
    /**
     * Image message.
     */
    IMAGE = "img",
    /**
     * Video message.
     */
    VIDEO = "video",
    /**
     * Location message.
     */
    LOCATION = "loc",
    /**
     * Voice message.
     */
    VOICE = "voice",
    /**
     * File message.
     */
    FILE = "file",
    /**
     * Command message.
     */
    CMD = "cmd",
    /**
     * Customized message.
     */
    CUSTOM = "custom"
}
/**
 * The message body type convert.
 *
 * @param params Integer representing message body type.
 * @returns The message body type.
 */
export declare function ChatMessageChatTypeFromNumber(params: number): ChatMessageChatType;
/**
 * The message body type convert.
 *
 * @param params The message body type.
 * @returns String representing message body type.
 */
export declare function ChatGroupPermissionTypeToString(params: ChatMessageChatType): string;
/**
 * The message send direction convert.
 *
 * @param params The String representing message direction.
 * @returns The String.
 */
export declare function ChatMessageDirectionFromString(params: string): ChatMessageDirection;
/**
 * The message status type convert.
 *
 * @param params The Integer representing message status.
 * @returns The message status.
 */
export declare function ChatMessageStatusFromNumber(params: number): ChatMessageStatus;
/**
 * The message status type convert.
 *
 * @param params The message status type.
 * @returns The String representing message status type.
 */
export declare function ChatMessageStatusToString(params: ChatMessageStatus): string;
/**
 * The message download status type convert.
 *
 * @param params The integer representing message download status type.
 * @returns The message download status type.
 */
export declare function ChatDownloadStatusFromNumber(params: number): ChatDownloadStatus;
/**
 * The message download status type convert.
 *
 * @param params The download status type.
 * @returns The String representing download status type.
 */
export declare function ChatDownloadStatusToString(params: ChatDownloadStatus): string;
/**
 * The message type convert.
 *
 * @param params The string representing message type.
 * @returns The message type.
 */
export declare function ChatMessageTypeFromString(params: string): ChatMessageType;
/**
 * The message status change listener interface.
 */
export interface ChatMessageStatusCallback {
    /**
     * The progress of sending or receiving messages.
     *
     * @param progress The progress value.
     */
    onProgress(localMsgId: string, progress: number): void;
    /**
     * Error message sending or receiving.
     *
     * @param error A description of the error. See {@link ChatError}.
     */
    onError(localMsgId: string, error: ChatError): void;
    /**
     * The message is sent or received.
     * @param message The message.
     */
    onSuccess(message: ChatMessage): void;
}
/**
 * The message instance class, which represents a sent/received message.
 *
 * For example:
 *
 * Constructs a text message to send:
 *
 * ```typescript
 *   let msg = ChatMessage.createTextMessage(
 *         'asteriskhx2',
 *         Date.now().toString(),
 *         ChatMessageChatType.PeerChat
 *       );
 * ```
 */
export declare class ChatMessage {
    static TAG: string;
    /**
     * The server message ID.
     */
    msgId: string;
    /**
     * The local message ID.
     */
    localMsgId: string;
    /**
     * The conversation ID.
     */
    conversationId: string;
    /**
     * The user ID of the message sender.
     */
    from: string;
    /**
     * The user ID of the message recipient.
     */
    to: string;
    /**
     * The local timestamp of the message.
     */
    localTime: number;
    /**
     * The server timestamp of the message.
     */
    serverTime: number;
    /**
     * Whether the delivery receipt is required, which is to check whether the message is delivered successfully.
     *
     * - `true`: Yes.
     * - `false`: No.
     */
    hasDeliverAck: boolean;
    /**
     * Whether the message read receipt is required.
     *
     * - `true`: Yes.
     * - `false`: No.
     */
    hasReadAck: boolean;
    /**
     * Whether read receipts are required for group messages.
     *
     * - `true`: Yes.
     * - `false`: No.
     */
    needGroupAck: boolean;
    /**
     * The number of members that have read the group message.
     */
    groupAckCount: number;
    /**
     * Whether the message is read.
     *
     * - `true`: Yes.
     * - `false`: No.
     */
    hasRead: boolean;
    /**
     * The chat types.
     *
     * There are three chat types: one-to-one chat, group chat, and chat room.
     */
    chatType: ChatMessageChatType;
    /**
     * The message direction. See {@link ChatMessageDirection}
     */
    direction: ChatMessageDirection;
    /**
     * The message sending/reception status. See {@link ChatMessageStatus}
     */
    status: ChatMessageStatus;
    /**
     * The extension attribute of the message.
     */
    attributes: Object;
    /**
     * The message body. See {@link ChatMessageBody)}.
     */
    body: ChatMessageBody;
    /**
     * Constructs a message.
     */
    constructor(params: {
        /**
         * Sets the server message ID.
         */
        msgId?: string;
        /**
         * Sets the local message ID.
         */
        localMsgId?: string;
        /**
         * Sets the conversation ID.
         */
        conversationId?: string;
        /**
         * Sets the message sender.
         */
        from?: string;
        /**
         * Sets the message recipient.
         */
        to?: string;
        /**
         * Sets the local timestamp of the message.
         */
        localTime?: number;
        /**
         * Sets the server timestamp of the message.
         */
        serverTime?: number;
        /**
         * Sets whether the message delivery receipt is required.
         *
         * - `true`: Yes.
         * - `false`: No.
         */
        hasDeliverAck?: boolean;
        /**
         * Sets whether the message read receipt is required.
         *
         * - `true`: Yes.
         * - `false`: No.
         */
        hasReadAck?: boolean;
        /**
         * Sets whether the read receipt is required for a group message.
         *
         * - `true`: Yes.
         * - `false`: No.
         */
        needGroupAck?: boolean;
        /**
         * Sets the number of members that have read the group message.
         */
        groupAckCount?: number;
        /**
         * Sets whether the message is read.
         *
         * - `true`: Yes.
         * - `false`: No.
         */
        hasRead?: boolean;
        /**
         * Sets the chat type. See {@link ChatType}.
         */
        chatType?: number;
        /**
         * Sets the message direction. See {@link ChatMessageDirectionFromString}.
         */
        direction?: string;
        /**
         * Sets the message status. See {@link ChatMessageStatusFromNumber}.
         */
        status?: number;
        /**
         * Sets the extension attributes of the message.
         */
        attributes?: Object;
        /**
         * Sets the message body.
         */
        body: Object;
    });
    private static getBody;
    private static createSendMessage;
    /**
     * Creates a text message for sending.
     *
     * @param targetId The ID of the message recipient.
     * - For a one-to-one chat, it is the user ID of the peer user.
     * - For a group chat, it is the group ID.
     * - For a chat room, it is the chat room ID.
     * @param content The text content.
     * @param chatType The conversation type.
     * @returns The message instance.
     */
    static createTextMessage(targetId: string, content: string, chatType?: ChatMessageChatType): ChatMessage;
    /**
     * Creates a message with file attachment for sending.
     *
     * @param targetId The ID of the message recipient.
     * - For a one-to-one chat, it is the user ID of the peer user.
     * - For a group chat, it is the group ID.
     * - For a chat room, it is the chat room ID.
     * @param filePath The file path.
     * @param chatType The conversation type.
     * @param opt The file name.
     * @returns The message instance.
     */
    static createFileMessage(targetId: string, filePath: string, chatType?: ChatMessageChatType, opt?: {
        displayName: string;
    }): ChatMessage;
    /**
     * Creates an image message for sending.
     *
     * @param targetId The ID of the message recipient.
     * - For a one-to-one chat, it is the user ID of the peer user.
     * - For a group chat, it is the group ID.
     * - For a chat room, it is the chat room ID.
     * @param filePath The image path.
     * @param chatType The conversation type.
     * @param opt
     *   @{#displayName} The image name.
     *   @{#thumbnailLocalPath} The image thumbnail path.
     *   @{#sendOriginalImage} Whether to send the original image.
     *     - `true`: Sends the original image.
     *     - (Default) `false`: Sends the thumbnail. For an image greater than 100 KB, the SDK will first compress it.
     *   @{#width} The image width in pixels.
     *   @{#height} The image height in pixels.
     * @returns The message instance.
     */
    static createImageMessage(targetId: string, filePath: string, chatType?: ChatMessageChatType, opt?: {
        displayName: string;
        thumbnailLocalPath?: string;
        sendOriginalImage?: boolean;
        width: number;
        height: number;
    }): ChatMessage;
    /**
     * Creates a video message for sending.
     *
     * @param targetId The ID of the message recipient.
     * - For a one-to-one chat, it is the user ID of the peer user.
     * - For a group chat, it is the group ID.
     * - For a chat room, it is the chat room ID.
     * @param filePath The path of the video file.
     * @param chatType The conversation type.
     * @param opt
     *   @{#displayName} The video name.
     *   @{#thumbnailLocalPath} The path of the thumbnail of the first frame of video.
     *   @{#duration} The video duration in seconds.
     *   @{#width} The video thumbnail width in pixels.
     *   @{#height} The video thumbnail height in pixels.
     * @returns The message instance.
     */
    static createVideoMessage(targetId: string, filePath: string, chatType?: ChatMessageChatType, opt?: {
        displayName: string;
        thumbnailLocalPath: string;
        duration: number;
        width: number;
        height: number;
    }): ChatMessage;
    /**
     * Creates a video message for sending.
     *
     * @param targetId The ID of the message recipient.
     * - For a one-to-one chat, it is the user ID of the peer user.
     * - For a group chat, it is the group ID.
     * - For a chat room, it is the chat room ID.
     * @param filePath The path of the voice file.
     * @param chatType The conversation type.
     * @param opt
     *   @{#displayName} The voice name.
     *   @{#duration} The voice duration in seconds.
     * @returns The message instance.
     */
    static createVoiceMessage(targetId: string, filePath: string, chatType?: ChatMessageChatType, opt?: {
        displayName: string;
        duration: number;
    }): ChatMessage;
    /**
     * Creates a location message for sending.
     *
     * @param targetId The ID of the message recipient.
     * - For a one-to-one chat, it is the user ID of the peer user.
     * - For a group chat, it is the group ID.
     * - For a chat room, it is the chat room ID.
     * @param latitude The latitude.
     * @param longitude The longitude.
     * @param chatType The conversation type.
     * @param opt
     *   @{#address} The address.
     * @returns The message instance.
     */
    static createLocationMessage(targetId: string, latitude: string, longitude: string, chatType?: ChatMessageChatType, opt?: {
        address: string;
    }): ChatMessage;
    /**
     * Creates a command message for sending.
     *
     * @param targetId The ID of the message recipient.
     * - For a one-to-one chat, it is the user ID of the peer user.
     * - For a group chat, it is the group ID.
     * - For a chat room, it is the chat room ID.
     * @param action The command action.
     * @param chatType The conversation type.
     * @returns The message instance.
     */
    static createCmdMessage(targetId: string, action: string, chatType?: ChatMessageChatType): ChatMessage;
    /**
     * Creates a custom message for sending.
     *
     * @param targetId The ID of the message recipient.
     * - For a one-to-one chat, it is the user ID of the peer user.
     * - For a group chat, it is the group ID.
     * - For a chat room, it is the chat room ID.
     * @param event
     * @param chatType The conversation type.
     * @param opt
     *   @{#params} Custom parameters. Key/value pair. It can be nested.
     * @returns The message instance.
     */
    static createCustomMessage(targetId: string, event: string, chatType?: ChatMessageChatType, opt?: {
        params: any;
    }): ChatMessage;
    static createReceiveMessage(params: any): ChatMessage;
}
/**
 * The content part of the message.
 *
 * The base class for the concrete message type.
 */
export declare class ChatMessageBody {
    /**
     * The message type. See {@link ChatMessageType}.
     */
    type: ChatMessageType;
    constructor(type: string);
}
/**
 * The text message body.
 */
export declare class ChatTextMessageBody extends ChatMessageBody {
    /**
     * The text message content.
     */
    content: string;
    constructor(params: {
        type: string;
        content: string;
    });
}
/**
 * The location message body.
 */
export declare class ChatLocationMessageBody extends ChatMessageBody {
    /**
     * The address.
     */
    address: string;
    /**
     * The latitude.
     */
    latitude: string;
    /**
     * The longitude.
     */
    longitude: string;
    constructor(params: {
        type: string;
        address: string;
        latitude: string;
        longitude: string;
    });
}
/**
 * The file message body.
 */
export declare class ChatFileMessageBody extends ChatMessageBody {
    /**
     * The local path of the image file.
     */
    localPath: string;
    /**
     * The token to download the file attachment.
     */
    secret: string;
    /**
     * The path of the attachment file in the server.
     */
    remotePath: string;
    /**
     * The download status of the attachment file. See {@link ChatDownloadStatus}
     */
    fileStatus: ChatDownloadStatus;
    /**
     * The size of the file in bytes.
     */
    fileSize: number;
    /**
     * The file name.
     */
    displayName: string;
    constructor(params: {
        type: string;
        localPath: string;
        secret?: string;
        remotePath?: string;
        fileStatus?: number;
        fileSize?: number;
        displayName: string;
    });
}
/**
 * The image message body class.
 */
export declare class ChatImageMessageBody extends ChatFileMessageBody {
    /**
     * Sets whether to send the original image when sending an image.
     *
     * - (Default) `false`: Sends the thumbnail. For an image larger than 100 KB, the SDK will first compress it.
     * - `true`: Sends the original image.
     */
    sendOriginalImage: boolean;
    /**
     * The local path or the URI of the thumbnail as a string.
     */
    thumbnailLocalPath: string;
    /**
     * The URL of the thumbnail on the server.
     */
    thumbnailRemotePath: string;
    /**
     * The secret to access the thumbnail. A secret is required for verification for thumbnail download.
     */
    thumbnailSecret: string;
    /**
     * The download status of the thumbnail. See {@link ChatDownloadStatus}
     */
    thumbnailStatus: ChatDownloadStatus;
    /**
     * The image width in pixels.
     */
    width: number;
    /**
     * The image height in pixels.
     */
    height: number;
    constructor(params: {
        type: string;
        localPath: string;
        secret?: string;
        remotePath?: string;
        fileStatus?: number;
        fileSize?: number;
        displayName: string;
        sendOriginalImage?: boolean;
        thumbnailLocalPath?: string;
        thumbnailRemotePath?: string;
        thumbnailSecret?: string;
        thumbnailStatus?: number;
        width?: number;
        height?: number;
    });
}
/**
 * The video message body.
 */
export declare class ChatVideoMessageBody extends ChatFileMessageBody {
    /**
     * The video duration in seconds.
     */
    duration: number;
    /**
     * The local path of the video thumbnail.
     */
    thumbnailLocalPath: string;
    /**
     * The URL of the thumbnail on the server.
     */
    thumbnailRemotePath: string;
    /**
     * The secret key of the video thumbnail.
     */
    thumbnailSecret: string;
    /**
     * The download status of the video thumbnail. See {@link ChatDownloadStatus}
     */
    thumbnailStatus: ChatDownloadStatus;
    /**
     * The video width in pixels.
     */
    width: number;
    /**
     * The video height in pixels.
     */
    height: number;
    constructor(params: {
        type: string;
        localPath: string;
        secret?: string;
        remotePath?: string;
        fileStatus?: number;
        fileSize?: number;
        displayName: string;
        duration?: number;
        thumbnailLocalPath?: string;
        thumbnailRemotePath?: string;
        thumbnailSecret?: string;
        thumbnailStatus?: ChatDownloadStatus;
        width?: number;
        height?: number;
    });
}
/**
 * The voice message body.
 */
export declare class ChatVoiceMessageBody extends ChatFileMessageBody {
    /**
     * The voice duration in seconds.
     */
    duration: number;
    constructor(params: {
        type: string;
        localPath: string;
        secret?: string;
        remotePath?: string;
        fileStatus?: number;
        fileSize?: number;
        displayName: string;
        duration?: number;
    });
}
/**
 * The command message body.
 */
export declare class ChatCmdMessageBody extends ChatMessageBody {
    /**
     * The command action.
     */
    action: string;
    /**
     * Checks whether to deliver to online users only.
     * - (Default)`false`: The command message is delivered users, regardless of their online or offline status.
     * - `true`: The message is delivered to the online users only, so the offline users won't receive the message when they log in later.
     */
    deliverOnlineOnly: boolean;
    constructor(params: {
        action: string;
        deliverOnlineOnly?: boolean;
    });
}
/**
 * The custom message body.
 */
export declare class ChatCustomMessageBody extends ChatMessageBody {
    /**
     * The event.
     */
    event: string;
    /**
     * The custom params map.
     */
    params: any;
    constructor(params: {
        event: string;
        params?: any;
    });
}