import { EventEmitter } from 'events'; import { PropertyTestingEngine, CodeSpecification, ValidationResult } from './property-testing-engine'; import { CleanArchitectureEngine, ArchitecturalContext, ArchitecturalReport } from './clean-architecture-engine'; export interface Agent { id: string; type: AgentType; specialization: string[]; capabilities: AgentCapability[]; status: AgentStatus; priority: number; performance: AgentPerformance; } export type AgentType = | 'generator' | 'tester' | 'security' | 'reviewer' | 'optimizer' | 'architect' | 'validator' | 'coordinator'; export interface AgentCapability { name: string; level: 'basic' | 'intermediate' | 'advanced' | 'expert'; metrics: CapabilityMetrics; } export interface CapabilityMetrics { accuracy: number; speed: number; coverage: number; reliability: number; } export type AgentStatus = 'idle' | 'working' | 'reviewing' | 'blocked' | 'error'; export interface AgentPerformance { tasksCompleted: number; successRate: number; averageTime: number; qualityScore: number; collaborationScore: number; } export interface CodeGenerationTask { id: string; type: TaskType; specification: CodeSpecification; context: ArchitecturalContext; requirements: TaskRequirement[]; constraints: TaskConstraint[]; priority: 'low' | 'medium' | 'high' | 'critical'; deadline?: Date; assignedAgents: string[]; status: TaskStatus; progress: TaskProgress; } export type TaskType = | 'code_generation' | 'code_review' | 'testing' | 'security_audit' | 'optimization' | 'refactoring' | 'architecture_design' | 'bug_fixing'; export interface TaskRequirement { type: string; description: string; mandatory: boolean; verifiable: boolean; } export interface TaskConstraint { type: string; value: any; description: string; } export type TaskStatus = 'pending' | 'assigned' | 'in_progress' | 'review' | 'testing' | 'completed' | 'failed'; export interface TaskProgress { percentage: number; milestones: Milestone[]; currentPhase: string; estimatedCompletion: Date; } export interface Milestone { name: string; completed: boolean; timestamp?: Date; result?: any; } export interface CollaborationProtocol { type: 'sequential' | 'parallel' | 'review' | 'consensus' | 'voting'; participants: string[]; rules: ProtocolRule[]; timeout: number; } export interface ProtocolRule { condition: string; action: string; priority: number; } export interface AgentCommunication { from: string; to: string[]; type: CommunicationType; content: any; timestamp: Date; priority: number; } export type CommunicationType = | 'task_assignment' | 'progress_update' | 'review_request' | 'feedback' | 'question' | 'suggestion' | 'alert' | 'completion'; export interface CodeGenerationResult { taskId: string; code: string; tests: string[]; documentation: string; securityAnalysis: SecurityAnalysis; architecturalAssessment: ArchitecturalReport; propertyValidation: ValidationResult; optimizationReport: OptimizationReport; qualityMetrics: QualityMetrics; collaborationLog: AgentCommunication[]; } export interface SecurityAnalysis { vulnerabilities: Vulnerability[]; securityScore: number; recommendations: SecurityRecommendation[]; complianceStatus: ComplianceStatus[]; } export interface Vulnerability { type: string; severity: 'low' | 'medium' | 'high' | 'critical'; location: string; description: string; cwe?: string; solution: string; } export interface SecurityRecommendation { category: string; priority: 'low' | 'medium' | 'high' | 'critical'; description: string; implementation: string; } export interface ComplianceStatus { standard: string; compliant: boolean; violations: string[]; recommendations: string[]; } export interface OptimizationReport { performanceImprovements: PerformanceImprovement[]; codeQualityEnhancements: QualityEnhancement[]; maintainabilityScore: number; technicalDebtReduction: number; } export interface PerformanceImprovement { metric: string; currentValue: number; improvedValue: number; technique: string; impact: 'low' | 'medium' | 'high'; } export interface QualityEnhancement { aspect: string; currentScore: number; improvedScore: number; changes: string[]; } export interface QualityMetrics { overallScore: number; maintainability: number; readability: number; testability: number; performance: number; security: number; architecture: number; } /** * Multi-Agent Architecture Foundation for FlowX * Orchestrates specialized agents for collaborative code generation */ export class MultiAgentArchitecture extends EventEmitter { private agents: Map; private tasks: Map; private communications: AgentCommunication[]; private propertyEngine: PropertyTestingEngine; private architectureEngine: CleanArchitectureEngine; private coordinationStrategy: CoordinationStrategy; constructor() { super(); this.agents = new Map(); this.tasks = new Map(); this.communications = []; this.propertyEngine = new PropertyTestingEngine(); this.architectureEngine = new CleanArchitectureEngine(); this.coordinationStrategy = new CoordinationStrategy(); this.initializeAgents(); } /** * Initialize specialized agents */ private initializeAgents(): void { const agentDefinitions = [ { id: 'generator-001', type: 'generator' as AgentType, specialization: ['typescript', 'javascript', 'python', 'clean-architecture'], capabilities: [ { name: 'code_generation', level: 'expert' as const, metrics: { accuracy: 0.95, speed: 0.9, coverage: 0.88, reliability: 0.92 } }, { name: 'pattern_application', level: 'advanced' as const, metrics: { accuracy: 0.9, speed: 0.85, coverage: 0.82, reliability: 0.88 } } ] }, { id: 'tester-001', type: 'tester' as AgentType, specialization: ['unit-testing', 'integration-testing', 'property-based-testing', 'edge-cases'], capabilities: [ { name: 'test_generation', level: 'expert' as const, metrics: { accuracy: 0.98, speed: 0.87, coverage: 0.95, reliability: 0.96 } }, { name: 'edge_case_detection', level: 'advanced' as const, metrics: { accuracy: 0.92, speed: 0.8, coverage: 0.9, reliability: 0.89 } } ] }, { id: 'security-001', type: 'security' as AgentType, specialization: ['vulnerability-assessment', 'security-patterns', 'compliance', 'threat-modeling'], capabilities: [ { name: 'vulnerability_detection', level: 'expert' as const, metrics: { accuracy: 0.96, speed: 0.82, coverage: 0.93, reliability: 0.94 } }, { name: 'security_review', level: 'advanced' as const, metrics: { accuracy: 0.94, speed: 0.78, coverage: 0.88, reliability: 0.91 } } ] }, { id: 'reviewer-001', type: 'reviewer' as AgentType, specialization: ['code-review', 'best-practices', 'maintainability', 'documentation'], capabilities: [ { name: 'code_review', level: 'expert' as const, metrics: { accuracy: 0.93, speed: 0.85, coverage: 0.91, reliability: 0.95 } }, { name: 'quality_assessment', level: 'advanced' as const, metrics: { accuracy: 0.89, speed: 0.88, coverage: 0.86, reliability: 0.9 } } ] }, { id: 'optimizer-001', type: 'optimizer' as AgentType, specialization: ['performance-optimization', 'code-refactoring', 'memory-efficiency', 'algorithmic-improvement'], capabilities: [ { name: 'performance_optimization', level: 'expert' as const, metrics: { accuracy: 0.91, speed: 0.83, coverage: 0.87, reliability: 0.89 } }, { name: 'code_refactoring', level: 'advanced' as const, metrics: { accuracy: 0.88, speed: 0.9, coverage: 0.85, reliability: 0.92 } } ] }, { id: 'architect-001', type: 'architect' as AgentType, specialization: ['system-design', 'clean-architecture', 'solid-principles', 'design-patterns'], capabilities: [ { name: 'architecture_design', level: 'expert' as const, metrics: { accuracy: 0.97, speed: 0.75, coverage: 0.92, reliability: 0.95 } }, { name: 'pattern_recommendation', level: 'expert' as const, metrics: { accuracy: 0.94, speed: 0.8, coverage: 0.89, reliability: 0.93 } } ] } ]; agentDefinitions.forEach(def => { const agent: Agent = { ...def, status: 'idle', priority: 1, performance: { tasksCompleted: 0, successRate: 1.0, averageTime: 0, qualityScore: 0.9, collaborationScore: 0.85 } }; this.agents.set(agent.id, agent); }); this.emit('agents:initialized', { count: this.agents.size }); } /** * Generate code using multi-agent collaboration */ async generateCode( specification: CodeSpecification, context: ArchitecturalContext, requirements: TaskRequirement[] = [], constraints: TaskConstraint[] = [] ): Promise { try { this.emit('generation:start', { specification, context }); // Create generation task const task: CodeGenerationTask = { id: this.generateTaskId(), type: 'code_generation', specification, context, requirements, constraints, priority: 'high', assignedAgents: [], status: 'pending', progress: { percentage: 0, milestones: [ { name: 'Architecture Design', completed: false }, { name: 'Code Generation', completed: false }, { name: 'Security Review', completed: false }, { name: 'Testing', completed: false }, { name: 'Optimization', completed: false }, { name: 'Final Review', completed: false } ], currentPhase: 'Architecture Design', estimatedCompletion: new Date(Date.now() + 10 * 60 * 1000) // 10 minutes } }; this.tasks.set(task.id, task); // Execute multi-agent workflow const result = await this.executeCollaborativeWorkflow(task); this.emit('generation:complete', { taskId: task.id, result }); return result; } catch (error) { this.emit('generation:error', error); throw new Error(`Multi-agent code generation failed: ${error instanceof Error ? error.message : String(error)}`); } } /** * Execute collaborative workflow */ private async executeCollaborativeWorkflow(task: CodeGenerationTask): Promise { // Phase 1: Architecture Design await this.updateTaskProgress(task, 'Architecture Design', 10); const architecturalGuidance = await this.runArchitecturalAnalysis(task); // Phase 2: Code Generation await this.updateTaskProgress(task, 'Code Generation', 30); const generatedCode = await this.runCodeGeneration(task, architecturalGuidance); // Phase 3: Security Review await this.updateTaskProgress(task, 'Security Review', 50); const securityAnalysis = await this.runSecurityAnalysis(generatedCode); // Phase 4: Testing await this.updateTaskProgress(task, 'Testing', 70); const testResults = await this.runTesting(generatedCode, task.specification); // Phase 5: Optimization await this.updateTaskProgress(task, 'Optimization', 85); const optimizationReport = await this.runOptimization(generatedCode, securityAnalysis); // Phase 6: Final Review await this.updateTaskProgress(task, 'Final Review', 95); const finalReview = await this.runFinalReview(generatedCode, testResults, securityAnalysis); await this.updateTaskProgress(task, 'Completed', 100); // Compile final result const result: CodeGenerationResult = { taskId: task.id, code: generatedCode, tests: testResults.tests, documentation: this.generateDocumentation(generatedCode, task.specification), securityAnalysis, architecturalAssessment: architecturalGuidance, propertyValidation: testResults.validation, optimizationReport, qualityMetrics: this.calculateQualityMetrics(generatedCode, testResults, securityAnalysis), collaborationLog: this.communications.filter(c => c.content.taskId === task.id || task.assignedAgents.includes(c.from) || task.assignedAgents.some(a => c.to.includes(a)) ) }; return result; } /** * Run architectural analysis phase */ private async runArchitecturalAnalysis(task: CodeGenerationTask): Promise { const architectAgent = this.getAgentByType('architect'); if (!architectAgent) throw new Error('Architecture agent not available'); this.assignAgentToTask(architectAgent.id, task.id); // Simulate architectural analysis const mockCode = this.generateArchitecturalBlueprint(task.specification); const report = await this.architectureEngine.validateArchitecture(mockCode, task.context); this.sendMessage(architectAgent.id, ['coordinator'], 'completion', { taskId: task.id, phase: 'architecture', result: report }); return report; } /** * Run code generation phase */ private async runCodeGeneration(task: CodeGenerationTask, architecturalGuidance: ArchitecturalReport): Promise { const generatorAgent = this.getAgentByType('generator'); if (!generatorAgent) throw new Error('Generator agent not available'); this.assignAgentToTask(generatorAgent.id, task.id); // Generate code based on specification and architectural guidance const code = this.generateCodeFromSpecification(task.specification, architecturalGuidance); this.sendMessage(generatorAgent.id, ['coordinator'], 'completion', { taskId: task.id, phase: 'generation', result: { code, linesOfCode: code.split('\n').length } }); return code; } /** * Run security analysis phase */ private async runSecurityAnalysis(code: string): Promise { const securityAgent = this.getAgentByType('security'); if (!securityAgent) throw new Error('Security agent not available'); // Simulate security analysis const analysis: SecurityAnalysis = { vulnerabilities: this.detectVulnerabilities(code), securityScore: this.calculateSecurityScore(code), recommendations: this.generateSecurityRecommendations(code), complianceStatus: this.checkCompliance(code) }; this.sendMessage(securityAgent.id, ['coordinator'], 'completion', { phase: 'security', result: analysis }); return analysis; } /** * Run testing phase */ private async runTesting(code: string, specification: CodeSpecification): Promise<{ tests: string[], validation: ValidationResult }> { const testerAgent = this.getAgentByType('tester'); if (!testerAgent) throw new Error('Tester agent not available'); // Generate properties and run tests const properties = await this.propertyEngine.generateProperties(code, specification); const validation = await this.propertyEngine.runPropertyTests(properties, code, 200); const tests = this.generateTestSuite(code, specification, properties); this.sendMessage(testerAgent.id, ['coordinator'], 'completion', { phase: 'testing', result: { testCount: tests.length, coverage: validation.coverage } }); return { tests, validation }; } /** * Run optimization phase */ private async runOptimization(code: string, securityAnalysis: SecurityAnalysis): Promise { const optimizerAgent = this.getAgentByType('optimizer'); if (!optimizerAgent) throw new Error('Optimizer agent not available'); const report: OptimizationReport = { performanceImprovements: this.analyzePerformance(code), codeQualityEnhancements: this.analyzeCodeQuality(code), maintainabilityScore: this.calculateMaintainabilityScore(code), technicalDebtReduction: this.calculateDebtReduction(code, securityAnalysis) }; this.sendMessage(optimizerAgent.id, ['coordinator'], 'completion', { phase: 'optimization', result: report }); return report; } /** * Run final review phase */ private async runFinalReview( code: string, testResults: { tests: string[], validation: ValidationResult }, securityAnalysis: SecurityAnalysis ): Promise<{ approved: boolean, issues: string[], recommendations: string[] }> { const reviewerAgent = this.getAgentByType('reviewer'); if (!reviewerAgent) throw new Error('Reviewer agent not available'); const review = { approved: testResults.validation.valid && securityAnalysis.securityScore > 0.8, issues: [ ...testResults.validation.violations.map(v => v.property), ...securityAnalysis.vulnerabilities.filter(v => v.severity === 'high' || v.severity === 'critical').map(v => v.description) ], recommendations: [ ...testResults.validation.recommendations, ...securityAnalysis.recommendations.map(r => r.description) ] }; this.sendMessage(reviewerAgent.id, ['coordinator'], 'completion', { phase: 'review', result: review }); return review; } /** * Helper methods for agent management */ private getAgentByType(type: AgentType): Agent | undefined { return Array.from(this.agents.values()).find(agent => agent.type === type); } private assignAgentToTask(agentId: string, taskId: string): void { const agent = this.agents.get(agentId); const task = this.tasks.get(taskId); if (agent && task) { agent.status = 'working'; task.assignedAgents.push(agentId); this.agents.set(agentId, agent); this.tasks.set(taskId, task); } } private sendMessage(from: string, to: string[], type: CommunicationType, content: any): void { const message: AgentCommunication = { from, to, type, content, timestamp: new Date(), priority: 1 }; this.communications.push(message); this.emit('agent:communication', message); } private async updateTaskProgress(task: CodeGenerationTask, phase: string, percentage: number): Promise { task.progress.currentPhase = phase; task.progress.percentage = percentage; // Update milestone const milestone = task.progress.milestones.find(m => m.name === phase); if (milestone) { milestone.completed = true; milestone.timestamp = new Date(); } this.tasks.set(task.id, task); this.emit('task:progress', { taskId: task.id, phase, percentage }); } private generateTaskId(): string { return 'task-' + Date.now() + '-' + Math.random().toString(36).substr(2, 6); } /** * Mock implementation methods (would be replaced with real implementations) */ private generateArchitecturalBlueprint(spec: CodeSpecification): string { return `// Architectural blueprint for ${spec.function} interface Repository { save(entity: T): Promise; findById(id: string): Promise; } class DomainService { constructor(private repository: Repository) {} }`; } private generateCodeFromSpecification(spec: CodeSpecification, guidance: ArchitecturalReport): string { return `// Generated code for ${spec.function} // Architecture score: ${(guidance.overallScore * 100).toFixed(1)}% export class ${spec.function.split('.').pop() || 'Service'} { ${spec.parameters.map(p => `// Parameter: ${p.name}: ${p.type}`).join('\n ')} async ${spec.function.split('.').pop()?.toLowerCase() || 'execute'}(${ spec.parameters.map(p => `${p.name}: ${p.type}`).join(', ') }): Promise<${spec.returnType}> { // Implementation following clean architecture principles ${spec.preconditions.map(pc => `// Precondition: ${pc}`).join('\n ')} // Business logic implementation const result = {} as ${spec.returnType}; ${spec.postconditions.map(pc => `// Postcondition: ${pc}`).join('\n ')} return result; } }`; } private detectVulnerabilities(code: string): Vulnerability[] { const vulnerabilities: Vulnerability[] = []; // Simple vulnerability detection patterns if (code.includes('eval(') || code.includes('new Function(')) { vulnerabilities.push({ type: 'Code Injection', severity: 'critical', location: 'eval() or Function() call detected', description: 'Dynamic code execution can lead to code injection vulnerabilities', cwe: 'CWE-94', solution: 'Use safe alternatives or input validation' }); } if (code.includes('innerHTML') && !code.includes('sanitize')) { vulnerabilities.push({ type: 'XSS', severity: 'high', location: 'innerHTML usage without sanitization', description: 'Unsanitized innerHTML can lead to XSS attacks', cwe: 'CWE-79', solution: 'Use textContent or sanitize input before setting innerHTML' }); } return vulnerabilities; } private calculateSecurityScore(code: string): number { const vulnerabilities = this.detectVulnerabilities(code); const criticalCount = vulnerabilities.filter(v => v.severity === 'critical').length; const highCount = vulnerabilities.filter(v => v.severity === 'high').length; let score = 1.0; score -= criticalCount * 0.3; score -= highCount * 0.2; return Math.max(0, score); } private generateSecurityRecommendations(code: string): SecurityRecommendation[] { return [ { category: 'Input Validation', priority: 'high', description: 'Implement comprehensive input validation', implementation: 'Use validation libraries like Joi or Zod' }, { category: 'Output Encoding', priority: 'medium', description: 'Encode all outputs to prevent injection', implementation: 'Use framework-specific encoding functions' } ]; } private checkCompliance(code: string): ComplianceStatus[] { return [ { standard: 'OWASP Top 10', compliant: this.calculateSecurityScore(code) > 0.8, violations: [], recommendations: ['Implement security headers', 'Add rate limiting'] } ]; } private generateTestSuite(code: string, spec: CodeSpecification, properties: any[]): string[] { return [ `// Unit tests for ${spec.function}`, `describe('${spec.function}', () => {`, ` it('should handle valid inputs', () => {`, ` // Test implementation`, ` });`, ` it('should validate preconditions', () => {`, ` // Precondition tests`, ` });`, ` it('should satisfy postconditions', () => {`, ` // Postcondition tests`, ` });`, `});` ]; } private analyzePerformance(code: string): PerformanceImprovement[] { return [ { metric: 'Execution Time', currentValue: 100, improvedValue: 80, technique: 'Algorithmic optimization', impact: 'medium' } ]; } private analyzeCodeQuality(code: string): QualityEnhancement[] { return [ { aspect: 'Readability', currentScore: 0.8, improvedScore: 0.9, changes: ['Add descriptive variable names', 'Extract helper methods'] } ]; } private calculateMaintainabilityScore(code: string): number { // Simple heuristic based on code length and complexity const lines = code.split('\n').length; const complexity = (code.match(/if|for|while|switch/g) || []).length; return Math.max(0, 1 - (complexity / lines)); } private calculateDebtReduction(code: string, securityAnalysis: SecurityAnalysis): number { const baseDebt = code.split('\n').length * 0.1; // Base debt per line const securityDebt = securityAnalysis.vulnerabilities.length * 5; return Math.max(0, baseDebt - securityDebt); } private calculateQualityMetrics( code: string, testResults: { tests: string[], validation: ValidationResult }, securityAnalysis: SecurityAnalysis ): QualityMetrics { return { overallScore: 0.85, maintainability: this.calculateMaintainabilityScore(code), readability: 0.8, testability: testResults.validation.coverage, performance: 0.9, security: securityAnalysis.securityScore, architecture: 0.85 }; } private generateDocumentation(code: string, spec: CodeSpecification): string { return `# ${spec.function} Documentation ## Overview Generated using FlowX Multi-Agent Architecture ## Parameters ${spec.parameters.map(p => `- **${p.name}**: ${p.type} - ${p.constraints.join(', ')}`).join('\n')} ## Returns ${spec.returnType} ## Preconditions ${spec.preconditions.map(pc => `- ${pc}`).join('\n')} ## Postconditions ${spec.postconditions.map(pc => `- ${pc}`).join('\n')} ## Invariants ${spec.invariants.map(inv => `- ${inv}`).join('\n')} `; } } /** * Coordination Strategy for managing agent collaboration */ export class CoordinationStrategy { async planWorkflow(task: CodeGenerationTask, availableAgents: Agent[]): Promise { // Plan the optimal workflow based on task requirements and agent capabilities return [ { type: 'sequential', participants: ['architect-001', 'generator-001'], rules: [ { condition: 'architect_complete', action: 'start_generation', priority: 1 } ], timeout: 300000 // 5 minutes }, { type: 'parallel', participants: ['security-001', 'tester-001'], rules: [ { condition: 'generation_complete', action: 'start_parallel_review', priority: 1 } ], timeout: 600000 // 10 minutes } ]; } async optimizeAgentAssignment(task: CodeGenerationTask, agents: Agent[]): Promise { // Optimize agent assignment based on capabilities and current workload return agents .filter(agent => agent.status === 'idle') .sort((a, b) => b.performance.qualityScore - a.performance.qualityScore) .slice(0, 3) .map(agent => agent.id); } }