@profullstack/lead-generator/src/voice-service.js

A CLI tool for sending mass lead emails to prospective clients from CSV files with AI-powered personalization

/**
 * Voice AI Service Module (Stub)
 * Future implementation for Twilio voice calls
 */

import dotenv from 'dotenv';

dotenv.config();

/**
 * Voice AI Service class for Twilio integration (Stub)
 */
export class VoiceService {
  constructor(config = {}) {
    this.config = {
      accountSid: config.accountSid || process.env.TWILIO_ACCOUNT_SID,
      authToken: config.authToken || process.env.TWILIO_AUTH_TOKEN,
      phoneNumber: config.phoneNumber || process.env.TWILIO_PHONE_NUMBER,
      ...config
    };

    // Note: Twilio client initialization will be implemented in future
    this.client = null;
    this.isStub = true;
  }

  /**
   * Validate Twilio configuration
   * @returns {Object} Validation result
   */
  validateConfig() {
    const errors = [];

    if (!this.config.accountSid) {
      errors.push('Twilio Account SID is required');
    }

    if (!this.config.authToken) {
      errors.push('Twilio Auth Token is required');
    }

    if (!this.config.phoneNumber) {
      errors.push('Twilio Phone Number is required');
    }

    return {
      isValid: errors.length === 0,
      errors
    };
  }

  /**
   * Make voice call to lead (Stub implementation)
   * @param {Object} leadData - Lead information
   * @param {Object} callScript - Voice call script
   * @param {Object} options - Call options
   * @returns {Promise<Object>} Call result
   */
  async makeCall(leadData, callScript = {}, options = {}) {
    // Stub implementation - will be replaced with actual Twilio integration
    console.log('🚧 Voice AI Service - Stub Implementation');
    console.log('📞 Would make call to:', leadData.Phone);
    console.log('👤 Lead:', `${leadData.FirstName} ${leadData.LastName} at ${leadData.Company}`);
    console.log('📝 Script:', callScript.greeting || 'Default greeting');

    return {
      success: true,
      stub: true,
      message: 'Voice call simulation - not implemented yet',
      leadData,
      callScript,
      options,
      callId: `stub-call-${Date.now()}`,
      status: 'simulated'
    };
  }

  /**
   * Generate voice script from email template (Stub)
   * @param {Object} emailTemplate - Email template
   * @param {Object} leadData - Lead information
   * @returns {Object} Voice script
   */
  generateVoiceScript(emailTemplate, leadData) {
    // Stub implementation - convert email template to voice script
    const script = {
      greeting: `Hi ${leadData.FirstName}, this is a follow-up call regarding our email about ${leadData.Company}'s growth.`,
      introduction: 'I wanted to personally reach out to discuss how we can help your team.',
      valueProposition: 'We specialize in helping companies like yours streamline their operations.',
      callToAction: 'Would you be interested in a brief 10-minute conversation to explore this further?',
      closing: 'Thank you for your time. Have a great day!',
      fallback: 'I\'ll send you an email with more details. Thanks!'
    };

    return {
      script,
      duration: '2-3 minutes',
      tone: 'professional',
      stub: true
    };
  }

  /**
   * Batch voice calls (Stub)
   * @param {Array} leads - Array of lead data
   * @param {Object} callScript - Voice call script
   * @param {Object} options - Batch options
   * @returns {Promise<Object>} Batch call results
   */
  async batchCalls(leads, callScript = {}, options = {}) {
    console.log('🚧 Voice AI Service - Batch Calls Stub');
    console.log(`📞 Would make ${leads.length} calls`);

    const results = leads.map((lead, index) => ({
      success: true,
      stub: true,
      leadData: lead,
      callId: `stub-batch-call-${Date.now()}-${index}`,
      status: 'simulated',
      message: 'Batch voice call simulation'
    }));

    return {
      successful: leads.length,
      failed: 0,
      total: leads.length,
      results,
      stub: true
    };
  }

  /**
   * Get call analytics (Stub)
   * @param {Array} callResults - Array of call results
   * @returns {Object} Call analytics
   */
  getCallAnalytics(callResults) {
    return {
      total: callResults.length,
      successful: callResults.filter(r => r.success).length,
      failed: callResults.filter(r => !r.success).length,
      answered: 0, // Will be implemented with real Twilio data
      voicemail: 0,
      busy: 0,
      noAnswer: 0,
      averageDuration: '0:00',
      stub: true,
      message: 'Call analytics not implemented yet'
    };
  }
}

/**
 * Make single voice call (Stub function)
 * @param {Object} leadData - Lead information
 * @param {Object} callScript - Voice call script
 * @param {Object} options - Call options
 * @returns {Promise<Object>} Call result
 */
export async function makeVoiceCall(leadData, callScript = {}, options = {}) {
  const voiceService = new VoiceService(options);
  return await voiceService.makeCall(leadData, callScript, options);
}

/**
 * Convert email template to voice script (Stub)
 * @param {Object} emailTemplate - Email template
 * @param {Object} leadData - Lead information
 * @returns {Object} Voice script
 */
export function emailToVoiceScript(emailTemplate, leadData) {
  const voiceService = new VoiceService();
  return voiceService.generateVoiceScript(emailTemplate, leadData);
}

/**
 * Validate phone number format
 * @param {string} phoneNumber - Phone number to validate
 * @returns {boolean} True if phone number format is valid
 */
export function isValidPhoneNumber(phoneNumber) {
  if (!phoneNumber || typeof phoneNumber !== 'string') {
    return false;
  }

  // Basic phone number validation (will be enhanced with real implementation)
  const phoneRegex = /^[\+]?[1-9][\d]{0,15}$/;
  const cleanPhone = phoneNumber.replace(/[\s\-\(\)\.]/g, '');
  return phoneRegex.test(cleanPhone);
}

/**
 * Format phone number for Twilio (Stub)
 * @param {string} phoneNumber - Phone number to format
 * @returns {string} Formatted phone number
 */
export function formatPhoneNumber(phoneNumber) {
  if (!phoneNumber) return null;

  // Remove all non-digit characters except +
  const cleaned = phoneNumber.replace(/[^\d\+]/g, '');
  
  // Add +1 for US numbers if not present
  if (cleaned.length === 10 && !cleaned.startsWith('+')) {
    return `+1${cleaned}`;
  }
  
  if (cleaned.length === 11 && cleaned.startsWith('1') && !cleaned.startsWith('+')) {
    return `+${cleaned}`;
  }
  
  return cleaned.startsWith('+') ? cleaned : `+${cleaned}`;
}

/**
 * Get voice service status
 * @returns {Object} Service status
 */
export function getVoiceServiceStatus() {
  return {
    implemented: false,
    stub: true,
    message: 'Voice AI service is not yet implemented',
    plannedFeatures: [
      'Twilio voice call integration',
      'AI-powered voice scripts',
      'Call recording and transcription',
      'Voice analytics and reporting',
      'Automated follow-up scheduling',
      'CRM integration for call logs'
    ],
    estimatedImplementation: 'Future release'
  };
}

export default {
  VoiceService,
  makeVoiceCall,
  emailToVoiceScript,
  isValidPhoneNumber,
  formatPhoneNumber,
  getVoiceServiceStatus
};