abyss-ai/src/agent/reasoning/hybrid-thinking-processor.ts

Autonomous AI coding agent - enhanced OpenCode with autonomous capabilities

import { ReasoningMode, type ProcessingContext, type ProcessingResult } from "../types/agent"
import { BaseReasoningProcessor } from "./reasoning-processor"

// Hybrid Thinking - Dynamic, Creative Problem-Solving
export class HybridThinkingProcessor extends BaseReasoningProcessor {
  readonly mode = ReasoningMode.HYBRID_THINKING

  async process(code: string, context: ProcessingContext): Promise<ProcessingResult> {
    this.log.info("Starting hybrid thinking analysis", { 
      codeLength: code.length,
      projectContext: !!context.projectContext 
    })

    const { result: analysisResult, duration } = await this.measureExecutionTime(async () => {
      // Creative and dynamic problem-solving approaches
      const creativeSolutions = await this.generateCreativeSolutions(code, context)
      const dynamicApproaches = await this.exploreDynamicApproaches(code, context)
      const innovativePatterns = await this.identifyInnovativePatterns(code, context)
      
      return {
        solutions: creativeSolutions,
        approaches: dynamicApproaches,
        patterns: innovativePatterns
      }
    })

    const confidence = this.calculateConfidence(analysisResult)
    const innovationScore = this.calculateInnovationScore(analysisResult.patterns)

    return {
      type: 'hybrid-thinking',
      result: analysisResult,
      confidence,
      processingTime: duration,
      innovationScore
    }
  }

  calculateConfidence(result: any): number {
    if (!result) return 0.1
    
    const { solutions, approaches, patterns } = result
    
    // Confidence based on the quality and viability of generated solutions
    const solutionScore = this.assessSolutionViability(solutions) * 0.4
    const approachScore = (approaches?.length || 0) > 0 ? 0.3 : 0.1
    const patternScore = (patterns?.length || 0) > 0 ? 0.3 : 0.1
    
    return Math.min(1, solutionScore + approachScore + patternScore)
  }

  private calculateInnovationScore(patterns: any): number {
    if (!patterns || patterns.length === 0) return 0.1
    
    // Score based on novelty and potential impact of identified patterns
    const noveltyScore = patterns.reduce((sum: number, pattern: any) => {
      return sum + (pattern.novelty || 0.5)
    }, 0) / patterns.length
    
    const impactScore = patterns.reduce((sum: number, pattern: any) => {
      return sum + (pattern.impact || 0.5)
    }, 0) / patterns.length
    
    return (noveltyScore + impactScore) / 2
  }

  private async generateCreativeSolutions(code: string, context: ProcessingContext) {
    this.log.debug("Generating creative solutions")
    
    const solutions = []
    
    // Identify current patterns and problems
    const currentPatterns = this.identifyCurrentPatterns(code)
    const problemAreas = this.identifyProblemAreas(code, context)
    
    // Generate alternative approaches for each problem area
    for (const problem of problemAreas) {
      const alternatives = await this.generateAlternatives(problem, currentPatterns, context)
      solutions.push(...alternatives)
    }
    
    // Add innovative refactoring suggestions
    const refactoringSuggestions = this.generateInnovativeRefactoring(code, currentPatterns)
    solutions.push(...refactoringSuggestions)
    
    // Architecture improvement suggestions
    const architecturalImprovements = this.generateArchitecturalImprovements(code, context)
    solutions.push(...architecturalImprovements)
    
    return solutions.filter(solution => solution.viability > 0.3)
  }

  private identifyCurrentPatterns(code: string) {
    const patterns = []
    
    // Design patterns
    if (code.includes('class') && code.includes('extends')) {
      patterns.push({ type: 'inheritance', usage: 'active' })
    }
    
    if (code.includes('function') && code.includes('return function')) {
      patterns.push({ type: 'higher_order_functions', usage: 'active' })
    }
    
    if (code.includes('.map(') || code.includes('.filter(') || code.includes('.reduce(')) {
      patterns.push({ type: 'functional_programming', usage: 'active' })
    }
    
    if (code.includes('async') && code.includes('await')) {
      patterns.push({ type: 'async_await', usage: 'active' })
    }
    
    if (code.includes('Promise')) {
      patterns.push({ type: 'promises', usage: 'active' })
    }
    
    // Anti-patterns
    if (code.includes('var ')) {
      patterns.push({ type: 'var_declarations', usage: 'anti_pattern' })
    }
    
    if (code.includes('== ') && !code.includes('=== ')) {
      patterns.push({ type: 'loose_equality', usage: 'anti_pattern' })
    }
    
    return patterns
  }

  private identifyProblemAreas(code: string, context: ProcessingContext) {
    const problems = []
    
    // Performance bottlenecks
    if (code.includes('for') && code.includes('for')) {
      problems.push({
        type: 'performance',
        area: 'nested_loops',
        severity: 'medium',
        description: 'Nested loops may cause performance issues',
        location: this.findNestedLoops(code)
      })
    }
    
    // Complex conditionals
    const complexConditionals = this.findComplexConditionals(code)
    if (complexConditionals.length > 0) {
      problems.push({
        type: 'maintainability',
        area: 'complex_conditionals',
        severity: 'medium',
        description: 'Complex conditional logic reduces readability',
        locations: complexConditionals
      })
    }
    
    // Code duplication
    const duplication = this.detectCodeDuplication(code)
    if (duplication.percentage > 0.15) {
      problems.push({
        type: 'maintainability',
        area: 'code_duplication',
        severity: 'high',
        description: 'Significant code duplication detected',
        percentage: duplication.percentage
      })
    }
    
    // Missing error handling
    if (code.includes('fetch(') && !code.includes('catch')) {
      problems.push({
        type: 'reliability',
        area: 'error_handling',
        severity: 'high',
        description: 'Missing error handling for async operations'
      })
    }
    
    // Large functions
    const largeFunctions = this.findLargeFunctions(code)
    if (largeFunctions.length > 0) {
      problems.push({
        type: 'maintainability',
        area: 'function_size',
        severity: 'medium',
        description: 'Large functions detected',
        functions: largeFunctions
      })
    }
    
    return problems
  }

  private findNestedLoops(code: string) {
    const locations = []
    const lines = code.split('\n')
    
    for (let i = 0; i < lines.length; i++) {
      const line = lines[i]
      if (line.includes('for')) {
        // Look for nested loops in the next few lines
        for (let j = i + 1; j < Math.min(i + 20, lines.length); j++) {
          if (lines[j].includes('for')) {
            locations.push({ outer: i + 1, inner: j + 1 })
            break
          }
        }
      }
    }
    
    return locations
  }

  private findComplexConditionals(code: string) {
    const locations = []
    const lines = code.split('\n')
    
    lines.forEach((line, index) => {
      // Count logical operators in if statements
      if (line.includes('if') && line.includes('(')) {
        const operators = (line.match(/&&|\|\|/g) || []).length
        if (operators > 2) {
          locations.push({
            line: index + 1,
            complexity: operators,
            content: line.trim()
          })
        }
      }
    })
    
    return locations
  }

  private detectCodeDuplication(code: string) {
    // Simple duplication detection
    const lines = code.split('\n')
      .map(line => line.trim())
      .filter(line => line.length > 5 && !line.startsWith('//'))
    
    const lineCounts = new Map()
    
    lines.forEach(line => {
      lineCounts.set(line, (lineCounts.get(line) || 0) + 1)
    })
    
    const duplicatedLines = Array.from(lineCounts.entries())
      .filter(([_, count]) => count > 1)
      .reduce((sum, [_, count]) => sum + count - 1, 0)
    
    return {
      percentage: lines.length > 0 ? duplicatedLines / lines.length : 0,
      duplicatedLines,
      totalLines: lines.length
    }
  }

  private findLargeFunctions(code: string) {
    const functions = []
    const functionRegex = /function\s+(\w+)[^{]*{([^}]*)}/gs
    let match
    
    while ((match = functionRegex.exec(code)) !== null) {
      const name = match[1]
      const body = match[2]
      const lineCount = body.split('\n').length
      
      if (lineCount > 20) {
        functions.push({
          name,
          lineCount,
          complexity: this.calculateFunctionComplexity(body)
        })
      }
    }
    
    return functions
  }

  private calculateFunctionComplexity(functionBody: string): number {
    const decisions = (functionBody.match(/\b(if|else|while|for|switch|case|catch)\b/g) || []).length
    const logicalOperators = (functionBody.match(/&&|\|\|/g) || []).length
    return decisions + logicalOperators
  }

  private async generateAlternatives(problem: any, _currentPatterns: any[], _context: ProcessingContext) {
    const alternatives = []
    
    switch (problem.area) {
      case 'nested_loops':
        alternatives.push(...this.generateLoopAlternatives(problem))
        break
      
      case 'complex_conditionals':
        alternatives.push(...this.generateConditionalAlternatives(problem))
        break
      
      case 'code_duplication':
        alternatives.push(...this.generateDuplicationSolutions(problem))
        break
      
      case 'error_handling':
        alternatives.push(...this.generateErrorHandlingSolutions(problem))
        break
      
      case 'function_size':
        alternatives.push(...this.generateFunctionSizeSolutions(problem))
        break
    }
    
    return alternatives
  }

  private generateLoopAlternatives(problem: any) {
    return [
      {
        type: 'refactoring',
        category: 'performance',
        title: 'Replace with functional programming',
        description: 'Convert nested loops to map/filter/reduce chains',
        example: 'Use array.flatMap() or nested map operations',
        viability: 0.8,
        impact: 'high',
        implementation: 'medium'
      },
      {
        type: 'refactoring',
        category: 'performance',
        title: 'Use lookup tables',
        description: 'Pre-compute values to avoid nested iteration',
        example: 'Create Map or Set for O(1) lookups',
        viability: 0.7,
        impact: 'high',
        implementation: 'medium'
      },
      {
        type: 'architecture',
        category: 'performance',
        title: 'Implement lazy evaluation',
        description: 'Use generators or iterators for on-demand processing',
        example: 'Convert to generator functions with yield',
        viability: 0.6,
        impact: 'medium',
        implementation: 'high'
      }
    ]
  }

  private generateConditionalAlternatives(problem: any) {
    return [
      {
        type: 'refactoring',
        category: 'maintainability',
        title: 'Extract predicate functions',
        description: 'Break complex conditions into named functions',
        example: 'isValidUser(user) && hasPermission(user, action)',
        viability: 0.9,
        impact: 'high',
        implementation: 'low'
      },
      {
        type: 'pattern',
        category: 'maintainability',
        title: 'Use strategy pattern',
        description: 'Replace complex conditionals with strategy objects',
        example: 'Create strategy map for different conditions',
        viability: 0.7,
        impact: 'medium',
        implementation: 'medium'
      },
      {
        type: 'refactoring',
        category: 'maintainability',
        title: 'Guard clauses',
        description: 'Use early returns to reduce nesting',
        example: 'if (!condition) return; // continue with main logic',
        viability: 0.8,
        impact: 'medium',
        implementation: 'low'
      }
    ]
  }

  private generateDuplicationSolutions(problem: any) {
    return [
      {
        type: 'refactoring',
        category: 'maintainability',
        title: 'Extract common functions',
        description: 'Create reusable utility functions',
        example: 'Extract shared logic into pure functions',
        viability: 0.9,
        impact: 'high',
        implementation: 'medium'
      },
      {
        type: 'pattern',
        category: 'architecture',
        title: 'Template method pattern',
        description: 'Define algorithm skeleton with customizable steps',
        example: 'Abstract base class with template method',
        viability: 0.6,
        impact: 'medium',
        implementation: 'high'
      },
      {
        type: 'refactoring',
        category: 'maintainability',
        title: 'Configuration-driven approach',
        description: 'Use configuration objects to eliminate code duplication',
        example: 'Define behavior through configuration rather than code',
        viability: 0.7,
        impact: 'medium',
        implementation: 'medium'
      }
    ]
  }

  private generateErrorHandlingSolutions(problem: any) {
    return [
      {
        type: 'pattern',
        category: 'reliability',
        title: 'Error boundary pattern',
        description: 'Implement centralized error handling',
        example: 'try-catch wrapper functions or middleware',
        viability: 0.8,
        impact: 'high',
        implementation: 'medium'
      },
      {
        type: 'pattern',
        category: 'reliability',
        title: 'Result type pattern',
        description: 'Use Result<T, E> type for explicit error handling',
        example: 'Return { success: boolean, data?: T, error?: E }',
        viability: 0.7,
        impact: 'medium',
        implementation: 'medium'
      },
      {
        type: 'pattern',
        category: 'reliability',
        title: 'Circuit breaker pattern',
        description: 'Implement fault tolerance for external services',
        example: 'Automatic failure detection and recovery',
        viability: 0.6,
        impact: 'high',
        implementation: 'high'
      }
    ]
  }

  private generateFunctionSizeSolutions(problem: any) {
    return [
      {
        type: 'refactoring',
        category: 'maintainability',
        title: 'Extract smaller functions',
        description: 'Break large functions into focused units',
        example: 'Single responsibility principle application',
        viability: 0.9,
        impact: 'high',
        implementation: 'low'
      },
      {
        type: 'pattern',
        category: 'architecture',
        title: 'Command pattern',
        description: 'Encapsulate operations as command objects',
        example: 'Break complex operations into command classes',
        viability: 0.6,
        impact: 'medium',
        implementation: 'medium'
      },
      {
        type: 'refactoring',
        category: 'maintainability',
        title: 'Pipeline pattern',
        description: 'Chain smaller operations in a pipeline',
        example: 'data |> validate |> transform |> save',
        viability: 0.7,
        impact: 'medium',
        implementation: 'medium'
      }
    ]
  }

  private generateInnovativeRefactoring(code: string, currentPatterns: any[]) {
    const suggestions = []
    
    // Suggest modern JavaScript features
    if (!currentPatterns.some(p => p.type === 'destructuring')) {
      suggestions.push({
        type: 'modernization',
        category: 'syntax',
        title: 'Use destructuring assignment',
        description: 'Simplify object and array access',
        example: 'const { name, age } = user',
        viability: 0.9,
        impact: 'low',
        implementation: 'low'
      })
    }
    
    if (!currentPatterns.some(p => p.type === 'arrow_functions')) {
      suggestions.push({
        type: 'modernization',
        category: 'syntax',
        title: 'Convert to arrow functions',
        description: 'Use arrow functions for concise syntax',
        example: 'const handler = (event) => { /* logic */ }',
        viability: 0.8,
        impact: 'low',
        implementation: 'low'
      })
    }
    
    // Suggest functional programming improvements
    if (code.includes('for') && !currentPatterns.some(p => p.type === 'functional_programming')) {
      suggestions.push({
        type: 'paradigm',
        category: 'functional',
        title: 'Functional transformation',
        description: 'Replace imperative loops with functional operations',
        example: 'array.map(transform).filter(predicate)',
        viability: 0.8,
        impact: 'medium',
        implementation: 'medium'
      })
    }
    
    // Suggest immutability patterns
    if (code.includes('push(') || code.includes('splice(')) {
      suggestions.push({
        type: 'pattern',
        category: 'immutability',
        title: 'Immutable data operations',
        description: 'Use immutable array operations',
        example: '[...array, newItem] instead of array.push(newItem)',
        viability: 0.7,
        impact: 'medium',
        implementation: 'low'
      })
    }
    
    return suggestions
  }

  private generateArchitecturalImprovements(code: string, context: ProcessingContext) {
    const improvements = []
    
    // Module pattern suggestions
    if (!code.includes('export') && !code.includes('module.exports')) {
      improvements.push({
        type: 'architecture',
        category: 'modularity',
        title: 'Implement module pattern',
        description: 'Organize code into exportable modules',
        example: 'export { function1, function2 }',
        viability: 0.8,
        impact: 'high',
        implementation: 'medium'
      })
    }
    
    // Dependency injection
    if (code.includes('new ') && code.includes('class')) {
      improvements.push({
        type: 'pattern',
        category: 'architecture',
        title: 'Dependency injection',
        description: 'Reduce coupling through dependency injection',
        example: 'Pass dependencies through constructor or parameters',
        viability: 0.7,
        impact: 'high',
        implementation: 'high'
      })
    }
    
    // Observer pattern for event handling
    if (code.includes('addEventListener') || code.includes('on')) {
      improvements.push({
        type: 'pattern',
        category: 'architecture',
        title: 'Event-driven architecture',
        description: 'Implement centralized event management',
        example: 'EventEmitter or custom event bus',
        viability: 0.6,
        impact: 'medium',
        implementation: 'medium'
      })
    }
    
    // State management patterns
    if (code.includes('state') || code.includes('data')) {
      improvements.push({
        type: 'pattern',
        category: 'state_management',
        title: 'State management pattern',
        description: 'Centralized state management',
        example: 'Redux-like pattern or state machines',
        viability: 0.6,
        impact: 'high',
        implementation: 'high'
      })
    }
    
    return improvements
  }

  private async exploreDynamicApproaches(code: string, context: ProcessingContext) {
    this.log.debug("Exploring dynamic approaches")
    
    const approaches = []
    
    // Dynamic analysis based on code characteristics
    const characteristics = this.analyzeCodeCharacteristics(code)
    
    // Suggest different programming paradigms
    if (characteristics.isObjectOriented) {
      approaches.push(...this.generateFunctionalApproaches(code))
    }
    
    if (characteristics.isImperative) {
      approaches.push(...this.generateDeclarativeApproaches(code))
    }
    
    if (characteristics.isSynchronous) {
      approaches.push(...this.generateAsynchronousApproaches(code))
    }
    
    // Context-specific approaches
    if (context.language === 'javascript') {
      approaches.push(...this.generateJavaScriptSpecificApproaches(code))
    }
    
    // Performance-oriented approaches
    approaches.push(...this.generatePerformanceOrientedApproaches(code, characteristics))
    
    // Scalability approaches
    approaches.push(...this.generateScalabilityApproaches(code, characteristics))
    
    return approaches
  }

  private analyzeCodeCharacteristics(code: string) {
    return {
      isObjectOriented: code.includes('class') || code.includes('this.'),
      isImperative: code.includes('for') || code.includes('while'),
      isSynchronous: !code.includes('async') && !code.includes('Promise'),
      isFunctional: code.includes('.map(') || code.includes('.filter('),
      hasStateManagement: code.includes('state') || code.includes('useState'),
      hasNetworking: code.includes('fetch') || code.includes('http'),
      hasDOM: code.includes('document') || code.includes('window'),
      hasDataProcessing: code.includes('JSON') || code.includes('parse'),
      complexity: this.assessComplexity(code)
    }
  }

  private generateFunctionalApproaches(code: string) {
    return [
      {
        type: 'paradigm_shift',
        approach: 'functional_programming',
        title: 'Pure functional approach',
        description: 'Transform object-oriented code to functional style',
        benefits: ['Immutability', 'Testability', 'Predictability'],
        challenges: ['Learning curve', 'Performance considerations'],
        applicability: 0.7
      },
      {
        type: 'paradigm_shift',
        approach: 'composition_over_inheritance',
        title: 'Composition-based design',
        description: 'Replace inheritance with composition patterns',
        benefits: ['Flexibility', 'Reusability', 'Lower coupling'],
        challenges: ['Initial complexity', 'Design overhead'],
        applicability: 0.8
      }
    ]
  }

  private generateDeclarativeApproaches(code: string) {
    return [
      {
        type: 'paradigm_shift',
        approach: 'declarative_style',
        title: 'Declarative programming',
        description: 'Focus on what to achieve rather than how',
        benefits: ['Readability', 'Maintainability', 'Less bugs'],
        challenges: ['Performance optimization', 'Control granularity'],
        applicability: 0.6
      },
      {
        type: 'pattern',
        approach: 'data_driven',
        title: 'Data-driven approach',
        description: 'Define behavior through data structures',
        benefits: ['Flexibility', 'Configuration-based', 'Dynamic behavior'],
        challenges: ['Debug complexity', 'Type safety'],
        applicability: 0.7
      }
    ]
  }

  private generateAsynchronousApproaches(code: string) {
    return [
      {
        type: 'paradigm_shift',
        approach: 'reactive_programming',
        title: 'Reactive programming model',
        description: 'Use observables and streams for async operations',
        benefits: ['Composability', 'Error handling', 'Backpressure'],
        challenges: ['Steep learning curve', 'Memory management'],
        applicability: 0.6
      },
      {
        type: 'pattern',
        approach: 'event_driven',
        title: 'Event-driven architecture',
        description: 'Decouple components through events',
        benefits: ['Scalability', 'Loose coupling', 'Extensibility'],
        challenges: ['Debugging complexity', 'Event ordering'],
        applicability: 0.7
      }
    ]
  }

  private generateJavaScriptSpecificApproaches(code: string) {
    return [
      {
        type: 'technology',
        approach: 'web_workers',
        title: 'Web Workers for heavy computation',
        description: 'Offload CPU-intensive tasks to background threads',
        benefits: ['Non-blocking UI', 'Parallel processing'],
        challenges: ['Data serialization', 'Limited API access'],
        applicability: 0.5
      },
      {
        type: 'technology',
        approach: 'service_workers',
        title: 'Service Workers for caching',
        description: 'Implement sophisticated caching strategies',
        benefits: ['Offline support', 'Performance', 'Network optimization'],
        challenges: ['Browser compatibility', 'Cache management'],
        applicability: 0.4
      }
    ]
  }

  private generatePerformanceOrientedApproaches(code: string, characteristics: any) {
    const approaches = []
    
    if (characteristics.hasDataProcessing) {
      approaches.push({
        type: 'optimization',
        approach: 'streaming_processing',
        title: 'Streaming data processing',
        description: 'Process data in chunks rather than loading all at once',
        benefits: ['Memory efficiency', 'Better UX', 'Scalability'],
        challenges: ['Implementation complexity', 'Error handling'],
        applicability: 0.7
      })
    }
    
    if (characteristics.complexity > 0.7) {
      approaches.push({
        type: 'optimization',
        approach: 'memoization',
        title: 'Implement memoization',
        description: 'Cache expensive function results',
        benefits: ['Performance', 'Reduced computation'],
        challenges: ['Memory usage', 'Cache invalidation'],
        applicability: 0.8
      })
    }
    
    return approaches
  }

  private generateScalabilityApproaches(code: string, characteristics: any) {
    const approaches = []
    
    if (characteristics.hasStateManagement) {
      approaches.push({
        type: 'architecture',
        approach: 'microservices',
        title: 'Microservices architecture',
        description: 'Break monolithic code into smaller services',
        benefits: ['Scalability', 'Technology diversity', 'Team autonomy'],
        challenges: ['Network complexity', 'Data consistency'],
        applicability: 0.4
      })
    }
    
    approaches.push({
      type: 'pattern',
      approach: 'modular_architecture',
      title: 'Modular monolith',
      description: 'Organize code into well-defined modules',
      benefits: ['Maintainability', 'Testability', 'Team boundaries'],
      challenges: ['Module boundaries', 'Dependency management'],
      applicability: 0.8
    })
    
    return approaches
  }

  private async identifyInnovativePatterns(code: string, context: ProcessingContext) {
    this.log.debug("Identifying innovative patterns")
    
    const patterns = []
    
    // Analyze existing patterns for innovation opportunities
    const currentPatterns = this.identifyCurrentPatterns(code)
    // const _missingPatterns = this.identifyMissingPatterns(code, currentPatterns)
    
    // Modern JavaScript patterns
    patterns.push(...this.identifyModernJSPatterns(code))
    
    // Architectural patterns
    patterns.push(...this.identifyArchitecturalPatterns(code, context))
    
    // Performance patterns
    patterns.push(...this.identifyPerformancePatterns(code))
    
    // Security patterns
    patterns.push(...this.identifySecurityPatterns(code))
    
    // Domain-specific patterns
    patterns.push(...this.identifyDomainSpecificPatterns(code, context))
    
    return patterns.map(pattern => ({
      ...pattern,
      novelty: this.assessNovelty(pattern, currentPatterns),
      impact: this.assessImpact(pattern, code),
      feasibility: this.assessFeasibility(pattern, context)
    }))
  }

  private identifyMissingPatterns(_code: string, _currentPatterns: any[]) {
    const missingPatterns: any[] = []
    
    // Essential patterns that might be missing
    const essentialPatterns = [
      'error_handling',
      'input_validation',
      'logging',
      'configuration',
      'testing_hooks',
      'documentation'
    ]
    
    essentialPatterns.forEach(pattern => {
      if (!this.hasPattern(_code, pattern)) {
        missingPatterns.push({
          type: 'missing',
          pattern,
          importance: 'high'
        })
      }
    })
    
    return missingPatterns
  }

  private hasPattern(code: string, pattern: string): boolean {
    const patternChecks: { [key: string]: (code: string) => boolean } = {
      error_handling: (code) => code.includes('try') || code.includes('catch'),
      input_validation: (code) => code.includes('validate') || code.includes('check'),
      logging: (code) => code.includes('log') || code.includes('console'),
      configuration: (code) => code.includes('config') || code.includes('settings'),
      testing_hooks: (code) => code.includes('test') || code.includes('spec'),
      documentation: (code) => code.includes('/**') || code.includes('*/')
    }
    
    return patternChecks[pattern]?.(code) || false
  }

  private identifyModernJSPatterns(code: string) {
    const patterns = []
    
    // Optional chaining opportunities
    if (code.includes('&&') && code.includes('.')) {
      patterns.push({
        type: 'syntax',
        name: 'optional_chaining',
        description: 'Use optional chaining (?.) for safe property access',
        example: 'user?.profile?.name instead of user && user.profile && user.profile.name',
        category: 'modern_javascript'
      })
    }
    
    // Nullish coalescing
    if (code.includes('||') && code.includes('undefined')) {
      patterns.push({
        type: 'syntax',
        name: 'nullish_coalescing',
        description: 'Use nullish coalescing (??) for default values',
        example: 'value ?? defaultValue instead of value || defaultValue',
        category: 'modern_javascript'
      })
    }
    
    // Dynamic imports
    if (code.includes('import') && code.includes('if')) {
      patterns.push({
        type: 'optimization',
        name: 'dynamic_imports',
        description: 'Use dynamic imports for code splitting',
        example: 'const module = await import("./feature")',
        category: 'performance'
      })
    }
    
    return patterns
  }

  private identifyArchitecturalPatterns(_code: string, _context: ProcessingContext) {
    const patterns = []
    
    // Plugin architecture
    if (_code.includes('register') || _code.includes('extend')) {
      patterns.push({
        type: 'architecture',
        name: 'plugin_system',
        description: 'Implement extensible plugin architecture',
        example: 'Allow third-party extensions through plugin API',
        category: 'extensibility'
      })
    }
    
    // Middleware pattern
    if (_code.includes('next()') || _code.includes('middleware')) {
      patterns.push({
        type: 'architecture',
        name: 'middleware_pipeline',
        description: 'Use middleware for cross-cutting concerns',
        example: 'app.use(auth).use(logging).use(validation)',
        category: 'separation_of_concerns'
      })
    }
    
    // Repository pattern
    if (_code.includes('find') || _code.includes('save')) {
      patterns.push({
        type: 'data_access',
        name: 'repository_pattern',
        description: 'Abstract data access through repository interface',
        example: 'userRepository.findById(id)',
        category: 'data_management'
      })
    }
    
    return patterns
  }

  private identifyPerformancePatterns(_code: string) {
    const patterns = []
    
    // Lazy loading
    if (_code.includes('import') || _code.includes('require')) {
      patterns.push({
        type: 'optimization',
        name: 'lazy_loading',
        description: 'Implement lazy loading for resources',
        example: 'Load modules only when needed',
        category: 'performance'
      })
    }
    
    // Object pooling
    if (_code.includes('new ') && _code.includes('class')) {
      patterns.push({
        type: 'optimization',
        name: 'object_pooling',
        description: 'Reuse expensive objects through pooling',
        example: 'connection pools, worker pools',
        category: 'resource_management'
      })
    }
    
    // Batch processing
    if (_code.includes('forEach') || _code.includes('map')) {
      patterns.push({
        type: 'optimization',
        name: 'batch_processing',
        description: 'Process items in batches to reduce overhead',
        example: 'Process arrays in chunks of optimal size',
        category: 'performance'
      })
    }
    
    return patterns
  }

  private identifySecurityPatterns(_code: string) {
    const patterns = []
    
    // Input sanitization
    if (_code.includes('input') || _code.includes('req.body')) {
      patterns.push({
        type: 'security',
        name: 'input_sanitization',
        description: 'Implement comprehensive input sanitization',
        example: 'Validate and sanitize all user inputs',
        category: 'security'
      })
    }
    
    // Principle of least privilege
    if (_code.includes('permissions') || _code.includes('roles')) {
      patterns.push({
        type: 'security',
        name: 'least_privilege',
        description: 'Apply principle of least privilege',
        example: 'Grant minimum necessary permissions',
        category: 'access_control'
      })
    }
    
    return patterns
  }

  private identifyDomainSpecificPatterns(_code: string, _context: ProcessingContext) {
    const patterns = []
    
    // Based on project context, suggest domain-specific patterns
    if (_context.projectContext?.type === 'web_app') {
      patterns.push({
        type: 'web',
        name: 'progressive_enhancement',
        description: 'Build core functionality first, enhance progressively',
        example: 'Basic HTML forms that work without JavaScript',
        category: 'web_development'
      })
    }
    
    if (_context.projectContext?.type === 'api') {
      patterns.push({
        type: 'api',
        name: 'api_versioning',
        description: 'Implement API versioning strategy',
        example: '/api/v1/users, /api/v2/users',
        category: 'api_design'
      })
    }
    
    return patterns
  }

  private assessNovelty(pattern: any, _currentPatterns: any[]): number {
    // Check if this pattern is already in use
    const isCurrentlyUsed = _currentPatterns.some((cp: any) => cp.type === pattern.name)
    
    if (isCurrentlyUsed) return 0.2 // Low novelty if already used
    
    // Assess based on pattern type and category
    const noveltyScores: { [key: string]: number } = {
      'modern_javascript': 0.6,
      'architecture': 0.8,
      'performance': 0.7,
      'security': 0.9,
      'optimization': 0.6
    }
    
    return noveltyScores[pattern.category] || 0.5
  }

  private assessImpact(pattern: any, _code: string): number {
    // Assess potential impact based on pattern type and code characteristics
    const codeSize = _code.length
    const complexity = this.assessComplexity(_code)
    
    const impactScores: { [key: string]: number } = {
      'security': 0.9, // High impact for security
      'performance': complexity > 0.7 ? 0.8 : 0.5, // Higher impact for complex code
      'architecture': codeSize > 5000 ? 0.8 : 0.4, // Higher impact for large codebases
      'modern_javascript': 0.4, // Generally lower impact
      'optimization': 0.6
    }
    
    return impactScores[pattern.category] || 0.5
  }

  private assessFeasibility(pattern: any, _context: ProcessingContext): number {
    // Assess implementation feasibility based on context
    const feasibilityScores: { [key: string]: number } = {
      'syntax': 0.9, // Easy to implement
      'optimization': 0.7,
      'architecture': 0.4, // Harder to implement
      'security': 0.6,
      'data_access': 0.5
    }
    
    return feasibilityScores[pattern.type] || 0.5
  }

  private assessSolutionViability(solutions: any[]): number {
    if (!solutions || solutions.length === 0) return 0.1
    
    const viabilitySum = solutions.reduce((sum, solution) => {
      return sum + (solution.viability || 0.5)
    }, 0)
    
    return Math.min(1, viabilitySum / solutions.length)
  }
}