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// Conversation State Manager for LooseCannon (ES Module) |
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// Handles sophisticated conversation tracking and context management |
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|
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export class ConversationManager { |
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constructor() { |
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this.conversations = new Map(); |
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this.scammerDatabase = new Map(); |
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this.responseHistory = new Map(); |
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} |
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|
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getConversation(chatId, platform = 'whatsapp') { |
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const key = `${platform}:${chatId}`; |
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|
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if (!this.conversations.has(key)) { |
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this.conversations.set(key, { |
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id: key, |
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platform, |
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chatId, |
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startTime: new Date(), |
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messages: [], |
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context: { |
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scammerScore: 0, |
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personality: 'default', |
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responseCount: 0, |
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lastResponse: null, |
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detectedPatterns: [], |
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extractedInfo: { |
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phoneNumbers: [], |
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emails: [], |
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links: [], |
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bankMentions: 0, |
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moneyRequests: 0 |
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} |
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}, |
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state: 'active', |
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metadata: {} |
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}); |
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} |
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|
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return this.conversations.get(key); |
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} |
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|
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addMessage(chatId, message, platform = 'whatsapp') { |
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const conversation = this.getConversation(chatId, platform); |
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|
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const enrichedMessage = { |
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...message, |
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timestamp: new Date(), |
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analysis: this.analyzeMessage(message), |
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platform |
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}; |
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|
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conversation.messages.push(enrichedMessage); |
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this.updateContext(conversation, enrichedMessage); |
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|
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if (conversation.messages.length > 50) { |
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conversation.messages = conversation.messages.slice(-50); |
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} |
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|
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return conversation; |
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} |
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|
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analyzeMessage(message) { |
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const analysis = { |
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sentiment: 'neutral', |
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urgency: 0, |
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suspicion: 0, |
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topics: [], |
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entities: [], |
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intent: 'unknown' |
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}; |
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|
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const content = (message.content || '').toLowerCase(); |
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|
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// Urgency detection |
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const urgencyWords = ['urgent', 'immediately', 'now', 'quick', 'fast', 'hurry', 'asap', 'expire']; |
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urgencyWords.forEach(word => { |
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if (content.includes(word)) analysis.urgency += 0.2; |
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}); |
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|
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// Suspicion detection |
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const suspiciousWords = [ |
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'prize', 'winner', 'claim', 'verify', 'suspended', 'confirm', |
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'bitcoin', 'gift card', 'wire', 'transfer', 'payment' |
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]; |
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suspiciousWords.forEach(word => { |
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if (content.includes(word)) analysis.suspicion += 0.15; |
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}); |
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|
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// Topic extraction |
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if (content.includes('tech') || content.includes('computer')) { |
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analysis.topics.push('technology'); |
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} |
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if (content.includes('money') || content.includes('payment') || content.includes('$')) { |
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analysis.topics.push('financial'); |
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} |
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if (content.includes('account') || content.includes('password')) { |
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analysis.topics.push('account_security'); |
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} |
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|
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// Intent detection |
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if (content.includes('?')) { |
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analysis.intent = 'question'; |
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} else if (content.includes('please') || content.includes('need')) { |
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analysis.intent = 'request'; |
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} else if (content.includes('!')) { |
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analysis.intent = 'emphasis'; |
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} |
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|
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// Extract entities |
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if (message.metadata) { |
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if (message.metadata.phoneNumbers) { |
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analysis.entities.push(...message.metadata.phoneNumbers.map(p => ({ type: 'phone', value: p }))); |
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} |
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if (message.metadata.emails) { |
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analysis.entities.push(...message.metadata.emails.map(e => ({ type: 'email', value: e }))); |
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} |
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} |
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|
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return analysis; |
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} |
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|
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updateContext(conversation, message) { |
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const context = conversation.context; |
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const analysis = message.analysis; |
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|
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context.scammerScore = Math.min( |
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1.0, |
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context.scammerScore + (analysis.suspicion * 0.3) + (analysis.urgency * 0.2) |
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); |
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|
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if (analysis.suspicion > 0.5) { |
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context.detectedPatterns.push({ |
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type: 'suspicious', |
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timestamp: message.timestamp, |
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confidence: analysis.suspicion |
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}); |
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} |
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|
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if (analysis.entities.length > 0) { |
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analysis.entities.forEach(entity => { |
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if (entity.type === 'phone' && !context.extractedInfo.phoneNumbers.includes(entity.value)) { |
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context.extractedInfo.phoneNumbers.push(entity.value); |
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} |
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if (entity.type === 'email' && !context.extractedInfo.emails.includes(entity.value)) { |
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context.extractedInfo.emails.push(entity.value); |
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} |
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}); |
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} |
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|
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if (analysis.topics.includes('financial')) { |
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context.extractedInfo.moneyRequests++; |
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} |
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|
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if (context.scammerScore > 0.8) { |
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this.addToScammerDatabase(conversation); |
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} |
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} |
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|
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generateContextSummary(chatId, platform = 'whatsapp') { |
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const conversation = this.getConversation(chatId, platform); |
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const context = conversation.context; |
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const recentMessages = conversation.messages.slice(-10); |
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|
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return { |
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conversationLength: conversation.messages.length, |
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scammerScore: context.scammerScore, |
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detectedPatterns: context.detectedPatterns.slice(-5), |
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recentTopics: this.extractRecentTopics(recentMessages), |
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extractedInfo: { |
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hasPhoneNumbers: context.extractedInfo.phoneNumbers.length > 0, |
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hasEmails: context.extractedInfo.emails.length > 0, |
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hasLinks: context.extractedInfo.links.length > 0, |
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financialMentions: context.extractedInfo.moneyRequests |
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}, |
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conversationTone: this.determineConversationTone(recentMessages), |
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suggestedStrategy: this.suggestStrategy(context) |
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}; |
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} |
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|
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extractRecentTopics(messages) { |
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const topicCounts = {}; |
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|
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messages.forEach(msg => { |
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if (msg.analysis && msg.analysis.topics) { |
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msg.analysis.topics.forEach(topic => { |
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topicCounts[topic] = (topicCounts[topic] || 0) + 1; |
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}); |
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} |
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}); |
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|
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return Object.entries(topicCounts) |
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.sort((a, b) => b[1] - a[1]) |
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.slice(0, 3) |
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.map(([topic]) => topic); |
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} |
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|
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determineConversationTone(messages) { |
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let urgencySum = 0; |
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let suspicionSum = 0; |
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let count = 0; |
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|
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messages.forEach(msg => { |
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if (msg.analysis) { |
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urgencySum += msg.analysis.urgency || 0; |
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suspicionSum += msg.analysis.suspicion || 0; |
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count++; |
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} |
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}); |
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|
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if (count === 0) return 'neutral'; |
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|
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const avgUrgency = urgencySum / count; |
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const avgSuspicion = suspicionSum / count; |
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|
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if (avgUrgency > 0.6) return 'urgent'; |
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if (avgSuspicion > 0.6) return 'suspicious'; |
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if (avgUrgency > 0.3 && avgSuspicion > 0.3) return 'aggressive'; |
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|
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return 'casual'; |
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} |
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|
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suggestStrategy(context) { |
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if (context.scammerScore > 0.8) { |
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return 'maximum_confusion'; |
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} else if (context.scammerScore > 0.6) { |
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return 'waste_time'; |
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} else if (context.extractedInfo.moneyRequests > 0) { |
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return 'play_poor'; |
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} else if (context.detectedPatterns.some(p => p.type === 'suspicious')) { |
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return 'ask_questions'; |
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} |
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|
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return 'be_confused'; |
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} |
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|
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addToScammerDatabase(conversation) { |
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const identifier = conversation.chatId; |
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|
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if (!this.scammerDatabase.has(identifier)) { |
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this.scammerDatabase.set(identifier, { |
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firstSeen: new Date(), |
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lastSeen: new Date(), |
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platforms: new Set([conversation.platform]), |
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encounters: 1, |
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patterns: [], |
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extractedInfo: { ...conversation.context.extractedInfo } |
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}); |
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} else { |
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const entry = this.scammerDatabase.get(identifier); |
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entry.lastSeen = new Date(); |
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entry.encounters++; |
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entry.platforms.add(conversation.platform); |
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|
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conversation.context.extractedInfo.phoneNumbers.forEach(phone => { |
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if (!entry.extractedInfo.phoneNumbers.includes(phone)) { |
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entry.extractedInfo.phoneNumbers.push(phone); |
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} |
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}); |
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} |
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} |
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|
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getResponseSuggestions(chatId, platform = 'whatsapp') { |
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const conversation = this.getConversation(chatId, platform); |
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const context = conversation.context; |
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const lastMessages = conversation.messages.slice(-3); |
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|
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const suggestions = []; |
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|
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if (lastMessages.some(m => m.analysis && m.analysis.topics.includes('account_security'))) { |
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suggestions.push({ |
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strategy: 'deflect', |
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response: "Oh dear, I always forget these things. Let me ask my grandson...", |
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delay: 5000 |
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}); |
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} |
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|
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if (context.conversationTone === 'urgent') { |
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suggestions.push({ |
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strategy: 'slow_down', |
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response: "Hold on, I need to find my glasses first. Everything is so blurry...", |
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delay: 8000 |
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}); |
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} |
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|
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if (context.extractedInfo.moneyRequests > 0) { |
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suggestions.push({ |
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strategy: 'confusion', |
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response: "Money? Is this about the church fundraiser? I already donated last week.", |
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delay: 4000 |
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}); |
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} |
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|
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return suggestions; |
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} |
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|
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exportConversation(chatId, platform = 'whatsapp') { |
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const conversation = this.getConversation(chatId, platform); |
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|
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return { |
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id: conversation.id, |
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platform: conversation.platform, |
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startTime: conversation.startTime, |
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endTime: new Date(), |
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messageCount: conversation.messages.length, |
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scammerScore: conversation.context.scammerScore, |
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detectedPatterns: conversation.context.detectedPatterns, |
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extractedInfo: conversation.context.extractedInfo, |
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messages: conversation.messages.map(m => ({ |
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timestamp: m.timestamp, |
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sender: m.sender || 'unknown', |
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content: m.content, |
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type: m.type, |
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analysis: m.analysis |
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})) |
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}; |
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} |
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|
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getStatistics() { |
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const stats = { |
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totalConversations: this.conversations.size, |
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activeConversations: 0, |
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suspiciousConversations: 0, |
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confirmedScammers: this.scammerDatabase.size, |
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platformBreakdown: {}, |
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totalMessages: 0 |
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}; |
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|
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this.conversations.forEach(conv => { |
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if (conv.state === 'active') stats.activeConversations++; |
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if (conv.context.scammerScore > 0.6) stats.suspiciousConversations++; |
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|
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stats.platformBreakdown[conv.platform] = |
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(stats.platformBreakdown[conv.platform] || 0) + 1; |
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|
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stats.totalMessages += conv.messages.length; |
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}); |
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|
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return stats; |
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} |
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|
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cleanup(maxAge = 24 * 60 * 60 * 1000) { |
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const now = new Date(); |
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const toDelete = []; |
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|
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this.conversations.forEach((conv, key) => { |
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const age = now - conv.startTime; |
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if (age > maxAge && conv.state !== 'active') { |
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toDelete.push(key); |
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} |
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}); |
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|
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toDelete.forEach(key => { |
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this.conversations.delete(key); |
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}); |
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|
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console.log(`[ConversationManager] Cleaned up ${toDelete.length} old conversations`); |
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} |
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} |