@agentman/chat-widget/dist/assistantWidget/services/MessageService.d.ts

Agentman Chat Widget for easy integration with web applications

import type { Message } from '../types/types';
export interface ProcessedResponse {
    newMessages: Message[];
    totalCount: number;
}
/**
 * MessageService - Handles all message-related operations
 *
 * Responsibilities:
 * - Message validation and processing
 * - Response filtering and deduplication
 * - Message ID generation
 * - Message formatting and preparation
 * - Content validation and sanitization
 */
export declare class MessageService {
    private logger;
    private apiUrl;
    constructor(apiUrl: string, debug?: boolean | import('../types/types').DebugConfig);
    /**
     * Validate if a message object is properly formatted
     */
    validateMessage(msg: any): boolean;
    /**
     * Extract content and attachments from message data
     */
    private extractMessageContent;
    /**
     * Process API response and extract new messages
     */
    processResponse(responseData: any[], lastMessageCount: number, existingMessages?: Message[]): ProcessedResponse;
    /**
     * Process initial response (for welcome messages)
     */
    processInitialResponse(responseData: any[], lastMessageCount?: number): ProcessedResponse;
    /**
     * Create a user message object
     */
    createUserMessage(content: string, attachments?: any[]): Message;
    /**
     * Create an error message object
     */
    createErrorMessage(content: string): Message;
    /**
     * Generate a unique message ID
     */
    generateMessageId(): string;
    /**
     * Filter messages by type
     */
    filterMessagesByType(messages: Message[], type: 'user' | 'agent'): Message[];
    /**
     * Get last N messages
     */
    getLastMessages(messages: Message[], count: number): Message[];
    /**
     * Sanitize message content (basic XSS prevention)
     */
    sanitizeContent(content: string): string;
    /**
     * Check if two messages have the same content (for deduplication)
     */
    isDuplicateContent(message1: Message, message2: Message): boolean;
    /**
     * Get message statistics
     */
    getMessageStats(messages: Message[]): {
        userCount: number;
        agentCount: number;
        total: number;
    };
    /**
     * Validate message content length
     */
    validateContentLength(content: string, maxLength?: number): boolean;
    /**
     * Truncate message content if too long
     */
    truncateContent(content: string, maxLength?: number): string;
}