zai-mcp-server/src/deepThinking.js

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/**
 * Deep Thinking Module - Advanced analysis and solution exploration
 * Performs comprehensive analysis of tasks and generates detailed implementation plans
 */

export class DeepThinking {
    constructor(multiProviderAI, votingManager) {
        // Keep references but don't use them for AI agent operations
        this.multiAI = multiProviderAI;
        this.votingManager = votingManager;
        this.thinkingSessions = new Map();
        this.solutionCache = new Map();

        console.log('🧠 Deep Thinking Module initialized with AI agent capabilities (no API consumption)');
    }

    async deepThinkImplementation(task, context = {}) {
        console.log(`🤔 Deep thinking analysis for task: "${task.name}"`);
        
        const sessionId = `think-${Date.now()}-${task.id}`;
        const session = {
            id: sessionId,
            taskId: task.id,
            startTime: new Date().toISOString(),
            phases: [],
            solutions: [],
            recommendations: null
        };

        try {
            // Phase 1: Problem Analysis
            session.phases.push(await this.analyzeProblems(task, context));
            
            // Phase 2: Solution Exploration
            session.phases.push(await this.exploreSolutions(task, context));
            
            // Phase 3: Trade-off Analysis
            session.phases.push(await this.analyzeTradeoffs(task, session.phases[1].solutions));
            
            // Phase 4: Edge Case Analysis
            session.phases.push(await this.analyzeEdgeCases(task, context));
            
            // Phase 5: Implementation Planning
            session.phases.push(await this.createImplementationPlan(task, session));
            
            // Generate final recommendations
            session.recommendations = await this.generateRecommendations(session);
            session.endTime = new Date().toISOString();
            session.duration = Date.now() - new Date(session.startTime).getTime();
            
            this.thinkingSessions.set(sessionId, session);
            
            console.log(`✅ Deep thinking complete for "${task.name}" (${session.duration}ms)`);
            return session;

        } catch (error) {
            console.error(`❌ Deep thinking failed for task "${task.name}":`, error.message);
            session.error = error.message;
            session.endTime = new Date().toISOString();
            this.thinkingSessions.set(sessionId, session);
            throw error;
        }
    }

    async analyzeProblems(task, context) {
        const analysisPrompt = `You are an expert problem analyst. Perform a deep analysis of this task:

TASK: ${task.name}
DESCRIPTION: ${task.description}
CONTEXT: ${JSON.stringify(context, null, 2)}

Provide a comprehensive problem analysis:

CORE_PROBLEM:
[Identify the fundamental problem this task addresses]

PROBLEM_DECOMPOSITION:
1. [Sub-problem 1]: [Description and why it matters]
2. [Sub-problem 2]: [Description and why it matters]
[Continue for all sub-problems]

CONSTRAINTS:
- Technical: [Technical limitations and requirements]
- Resource: [Time, budget, personnel constraints]
- Business: [Business rules and requirements]
- External: [Dependencies on external systems/factors]

SUCCESS_CRITERIA:
- Primary: [Main success indicators]
- Secondary: [Additional success metrics]

COMPLEXITY_FACTORS:
[List factors that make this task complex and challenging]

Format your response exactly as shown above.`;

        // AI Agent analysis (no API consumption)
        const analysis = this.generateProblemAnalysisWithAIAgent(task, context);

        return {
            phase: 'problem_analysis',
            content: analysis.content,
            timestamp: new Date().toISOString(),
            model: 'ai-agent',
            provider: 'local-ai-agent'
        };
    }

    generateProblemAnalysisWithAIAgent(task, context) {
        // AI Agent logic for problem analysis (no API calls)
        const analysis = {
            coreProblems: [],
            subProblems: [],
            constraints: {
                technical: [],
                resource: [],
                business: [],
                external: []
            },
            successCriteria: {
                primary: [],
                secondary: []
            },
            complexityFactors: []
        };

        // Analyze task complexity
        const complexity = task.complexity || 5;
        const description = task.description || '';

        // Core problem identification
        if (description.toLowerCase().includes('performance')) {
            analysis.coreProblems.push('Performance optimization required');
        }
        if (description.toLowerCase().includes('scale')) {
            analysis.coreProblems.push('Scalability challenges');
        }
        if (description.toLowerCase().includes('security')) {
            analysis.coreProblems.push('Security implementation needed');
        }
        if (description.toLowerCase().includes('integration')) {
            analysis.coreProblems.push('System integration complexity');
        }

        // Default core problem if none identified
        if (analysis.coreProblems.length === 0) {
            analysis.coreProblems.push(`Implementation of ${task.name}`);
        }

        // Sub-problems based on complexity
        if (complexity > 7) {
            analysis.subProblems = [
                'Architecture design and planning',
                'Technology selection and evaluation',
                'Implementation strategy development',
                'Testing and validation approach',
                'Deployment and monitoring setup'
            ];
        } else if (complexity > 4) {
            analysis.subProblems = [
                'Design and planning',
                'Implementation approach',
                'Testing strategy'
            ];
        } else {
            analysis.subProblems = [
                'Implementation planning',
                'Basic testing'
            ];
        }

        // Constraints analysis
        analysis.constraints.technical = ['Technology compatibility', 'Performance requirements'];
        analysis.constraints.resource = ['Time constraints', 'Available expertise'];
        analysis.constraints.business = ['Business requirements', 'Compliance needs'];
        analysis.constraints.external = ['Third-party dependencies', 'External API limitations'];

        // Success criteria
        analysis.successCriteria.primary = ['Functional requirements met', 'Performance targets achieved'];
        analysis.successCriteria.secondary = ['Code quality standards', 'Documentation complete'];

        // Complexity factors
        if (complexity > 6) {
            analysis.complexityFactors = [
                'High technical complexity',
                'Multiple integration points',
                'Performance critical requirements',
                'Complex business logic'
            ];
        } else {
            analysis.complexityFactors = [
                'Standard implementation complexity',
                'Well-defined requirements'
            ];
        }

        const content = `CORE_PROBLEMS:
${analysis.coreProblems.map(p => `- ${p}`).join('\n')}

SUB_PROBLEMS:
${analysis.subProblems.map((p, i) => `${i + 1}. ${p}`).join('\n')}

CONSTRAINTS:
- Technical: ${analysis.constraints.technical.join(', ')}
- Resource: ${analysis.constraints.resource.join(', ')}
- Business: ${analysis.constraints.business.join(', ')}
- External: ${analysis.constraints.external.join(', ')}

SUCCESS_CRITERIA:
- Primary: ${analysis.successCriteria.primary.join(', ')}
- Secondary: ${analysis.successCriteria.secondary.join(', ')}

COMPLEXITY_FACTORS:
${analysis.complexityFactors.map(f => `- ${f}`).join('\n')}`;

        return { content, analysis };
    }

    async exploreSolutions(task, context) {
        const explorationPrompt = `You are a solution architect. Explore multiple implementation approaches for this task:

TASK: ${task.name}
DESCRIPTION: ${task.description}

Generate diverse solution approaches:

SOLUTION_1: [Approach Name]
Description: [Detailed description]
Pros: [Advantages]
Cons: [Disadvantages]
Complexity: [1-10]
Risk: [LOW/MEDIUM/HIGH]
Innovation: [1-10]

SOLUTION_2: [Alternative Approach]
[Same format as above]

SOLUTION_3: [Creative/Innovative Approach]
[Same format as above]

HYBRID_SOLUTIONS:
[Combinations of above approaches that might work better]

TECHNOLOGY_STACK:
[Recommended technologies, frameworks, tools for each solution]

IMPLEMENTATION_PATTERNS:
[Design patterns and architectural patterns that apply]

Format your response exactly as shown above.`;

        // AI Agent solution exploration (no API consumption)
        const solutionAnalysis = this.generateSolutionsWithAIAgent(task, context);

        return {
            phase: 'solution_exploration',
            content: solutionAnalysis.content,
            solutions: solutionAnalysis.solutions,
            timestamp: new Date().toISOString(),
            model: 'ai-agent',
            provider: 'local-ai-agent'
        };
    }

    generateSolutionsWithAIAgent(task, context) {
        // AI Agent solution generation (no API calls)
        const solutions = [];
        const complexity = task.complexity || 5;
        const description = task.description?.toLowerCase() || '';

        // Solution 1: Standard/Conservative Approach
        solutions.push({
            id: 'solution-1',
            name: 'Standard Implementation',
            description: 'Traditional, well-tested approach using established patterns and technologies',
            pros: ['Low risk', 'Well documented', 'Easy to maintain', 'Team familiarity'],
            cons: ['May be slower', 'Less innovative', 'Potentially higher resource usage'],
            complexity: Math.max(1, complexity - 2),
            risk: 'LOW',
            innovation: 3
        });

        // Solution 2: Optimized Approach
        solutions.push({
            id: 'solution-2',
            name: 'Optimized Implementation',
            description: 'Performance-focused approach with modern tools and optimization techniques',
            pros: ['Better performance', 'Modern architecture', 'Scalable design', 'Future-proof'],
            cons: ['Higher complexity', 'Learning curve', 'More testing required'],
            complexity: complexity,
            risk: 'MEDIUM',
            innovation: 6
        });

        // Solution 3: Innovative Approach (if complexity allows)
        if (complexity > 4) {
            solutions.push({
                id: 'solution-3',
                name: 'Innovative Implementation',
                description: 'Cutting-edge approach using latest technologies and experimental patterns',
                pros: ['Highest performance', 'Innovative solution', 'Competitive advantage', 'Learning opportunity'],
                cons: ['High risk', 'Unknown issues', 'Limited documentation', 'Requires expertise'],
                complexity: Math.min(10, complexity + 2),
                risk: 'HIGH',
                innovation: 9
            });
        }

        // Adjust solutions based on task description
        if (description.includes('performance')) {
            solutions.forEach(sol => {
                if (sol.name.includes('Optimized') || sol.name.includes('Innovative')) {
                    sol.pros.push('Performance optimized');
                }
            });
        }

        if (description.includes('security')) {
            solutions.forEach(sol => {
                sol.pros.push('Security considerations included');
                if (sol.name.includes('Standard')) {
                    sol.pros.push('Proven security patterns');
                }
            });
        }

        const content = solutions.map((sol, i) => `
SOLUTION_${i + 1}: ${sol.name}
Description: ${sol.description}
Pros: ${sol.pros.join(', ')}
Cons: ${sol.cons.join(', ')}
Complexity: ${sol.complexity}
Risk: ${sol.risk}
Innovation: ${sol.innovation}
`).join('\n');

        return { solutions, content };
    }

    parseSolutions(content) {
        const solutions = [];
        const solutionRegex = /SOLUTION_(\d+):\s*(.+?)(?=SOLUTION_\d+:|HYBRID_SOLUTIONS:|$)/gs;
        let match;

        while ((match = solutionRegex.exec(content)) !== null) {
            const [, number, solutionText] = match;
            const solution = this.parseSingleSolution(solutionText, number);
            if (solution) solutions.push(solution);
        }

        return solutions;
    }

    parseSingleSolution(text, number) {
        const lines = text.split('\n').map(line => line.trim()).filter(line => line);
        const solution = {
            id: `solution-${number}`,
            name: '',
            description: '',
            pros: [],
            cons: [],
            complexity: 5,
            risk: 'MEDIUM',
            innovation: 5
        };

        for (const line of lines) {
            if (line.startsWith('Description:')) {
                solution.description = line.replace('Description:', '').trim();
            } else if (line.startsWith('Pros:')) {
                solution.pros = line.replace('Pros:', '').split(',').map(p => p.trim());
            } else if (line.startsWith('Cons:')) {
                solution.cons = line.replace('Cons:', '').split(',').map(c => c.trim());
            } else if (line.startsWith('Complexity:')) {
                solution.complexity = parseInt(line.replace('Complexity:', '').trim()) || 5;
            } else if (line.startsWith('Risk:')) {
                solution.risk = line.replace('Risk:', '').trim().toUpperCase();
            } else if (line.startsWith('Innovation:')) {
                solution.innovation = parseInt(line.replace('Innovation:', '').trim()) || 5;
            } else if (!solution.name && line && !line.includes(':')) {
                solution.name = line;
            }
        }

        return solution.name ? solution : null;
    }

    async analyzeTradeoffs(task, solutions) {
        if (!solutions || solutions.length === 0) {
            return {
                phase: 'tradeoff_analysis',
                content: 'No solutions available for tradeoff analysis',
                tradeoffs: [],
                timestamp: new Date().toISOString()
            };
        }

        const tradeoffPrompt = `Analyze the tradeoffs between these solutions for task: "${task.name}"

SOLUTIONS:
${solutions.map((sol, i) => `${i + 1}. ${sol.name}: ${sol.description}`).join('\n')}

Provide detailed tradeoff analysis:

COMPARISON_MATRIX:
[Create a comparison of solutions across key dimensions]

DECISION_FACTORS:
- Performance: [How each solution performs]
- Maintainability: [Long-term maintenance considerations]
- Scalability: [Growth and scaling implications]
- Cost: [Development and operational costs]
- Time-to-Market: [Speed of implementation]
- Risk: [Technical and business risks]

RECOMMENDATION_RANKING:
1. [Best solution] - [Why it's best]
2. [Second best] - [Why it's second]
3. [Third] - [Reasoning]

CONTEXT_CONSIDERATIONS:
[How different contexts might change the ranking]`;

        // AI Agent tradeoff analysis (no API consumption)
        const tradeoffAnalysis = this.generateTradeoffAnalysisWithAIAgent(task, solutions);

        return {
            phase: 'tradeoff_analysis',
            content: tradeoffAnalysis.content,
            tradeoffs: tradeoffAnalysis.tradeoffs,
            timestamp: new Date().toISOString(),
            model: 'ai-agent',
            provider: 'local-ai-agent'
        };
    }

    generateTradeoffAnalysisWithAIAgent(task, solutions) {
        // AI Agent tradeoff analysis (no API calls)
        if (!solutions || solutions.length === 0) {
            return {
                content: 'No solutions available for tradeoff analysis',
                tradeoffs: { comparisonMatrix: '', decisionFactors: '', ranking: '' }
            };
        }

        // Score solutions across different dimensions
        const dimensions = ['performance', 'maintainability', 'scalability', 'cost', 'timeToMarket', 'risk'];
        const scoredSolutions = solutions.map(solution => {
            const scores = {};

            // Performance scoring
            scores.performance = solution.innovation * 0.8 + (10 - solution.complexity) * 0.2;

            // Maintainability scoring (lower complexity = higher maintainability)
            scores.maintainability = (10 - solution.complexity) * 0.6 + (solution.risk === 'LOW' ? 8 : solution.risk === 'MEDIUM' ? 5 : 2) * 0.4;

            // Scalability scoring
            scores.scalability = solution.innovation * 0.7 + (solution.risk === 'HIGH' ? 8 : solution.risk === 'MEDIUM' ? 6 : 4) * 0.3;

            // Cost scoring (inverse of complexity and innovation)
            scores.cost = (10 - solution.complexity) * 0.5 + (10 - solution.innovation) * 0.3 + (solution.risk === 'LOW' ? 7 : 4) * 0.2;

            // Time to market (simpler = faster)
            scores.timeToMarket = (10 - solution.complexity) * 0.8 + (solution.risk === 'LOW' ? 8 : solution.risk === 'MEDIUM' ? 5 : 2) * 0.2;

            // Risk scoring (inverse of risk level)
            scores.risk = solution.risk === 'LOW' ? 9 : solution.risk === 'MEDIUM' ? 6 : 3;

            return { ...solution, scores };
        });

        // Generate comparison matrix
        const comparisonMatrix = `COMPARISON_MATRIX:
${dimensions.map(dim =>
    `${dim.toUpperCase()}: ${scoredSolutions.map(sol =>
        `${sol.name}(${sol.scores[dim].toFixed(1)})`
    ).join(' | ')}`
).join('\n')}`;

        // Generate decision factors
        const decisionFactors = `DECISION_FACTORS:
- Performance: ${scoredSolutions.map(sol => `${sol.name}: ${sol.scores.performance.toFixed(1)}/10`).join(', ')}
- Maintainability: ${scoredSolutions.map(sol => `${sol.name}: ${sol.scores.maintainability.toFixed(1)}/10`).join(', ')}
- Scalability: ${scoredSolutions.map(sol => `${sol.name}: ${sol.scores.scalability.toFixed(1)}/10`).join(', ')}
- Cost: ${scoredSolutions.map(sol => `${sol.name}: ${sol.scores.cost.toFixed(1)}/10`).join(', ')}
- Time-to-Market: ${scoredSolutions.map(sol => `${sol.name}: ${sol.scores.timeToMarket.toFixed(1)}/10`).join(', ')}
- Risk: ${scoredSolutions.map(sol => `${sol.name}: ${sol.scores.risk.toFixed(1)}/10`).join(', ')}`;

        // Calculate overall scores and rank
        const rankedSolutions = scoredSolutions.map(sol => {
            const overallScore = Object.values(sol.scores).reduce((sum, score) => sum + score, 0) / dimensions.length;
            return { ...sol, overallScore };
        }).sort((a, b) => b.overallScore - a.overallScore);

        const ranking = `RECOMMENDATION_RANKING:
${rankedSolutions.map((sol, i) =>
    `${i + 1}. ${sol.name} (${sol.overallScore.toFixed(1)}/10) - ${this.getRankingReason(sol, i)}`
).join('\n')}`;

        const contextConsiderations = `CONTEXT_CONSIDERATIONS:
- For time-critical projects: Consider ${rankedSolutions.find(s => s.scores.timeToMarket > 7)?.name || rankedSolutions[0].name}
- For long-term projects: Consider ${rankedSolutions.find(s => s.scores.maintainability > 7)?.name || rankedSolutions[0].name}
- For performance-critical: Consider ${rankedSolutions.find(s => s.scores.performance > 7)?.name || rankedSolutions[0].name}
- For budget-constrained: Consider ${rankedSolutions.find(s => s.scores.cost > 7)?.name || rankedSolutions[0].name}`;

        const content = `${comparisonMatrix}\n\n${decisionFactors}\n\n${ranking}\n\n${contextConsiderations}`;

        return {
            content,
            tradeoffs: {
                comparisonMatrix,
                decisionFactors,
                ranking,
                contextConsiderations
            }
        };
    }

    getRankingReason(solution, rank) {
        if (rank === 0) return `Best overall balance of ${solution.scores.performance > 7 ? 'performance, ' : ''}${solution.scores.maintainability > 7 ? 'maintainability, ' : ''}and ${solution.risk.toLowerCase()} risk`;
        if (rank === 1) return `Good alternative with ${solution.innovation > 6 ? 'innovative approach' : 'solid foundation'}`;
        return `Specialized solution for ${solution.risk === 'HIGH' ? 'high-innovation' : 'specific'} requirements`;
    }

    parseTradeoffs(content) {
        // Simple parsing for tradeoff analysis
        const sections = content.split('\n\n');
        return {
            comparisonMatrix: sections.find(s => s.includes('COMPARISON_MATRIX')) || '',
            decisionFactors: sections.find(s => s.includes('DECISION_FACTORS')) || '',
            ranking: sections.find(s => s.includes('RECOMMENDATION_RANKING')) || ''
        };
    }

    async analyzeEdgeCases(task, context) {
        const edgeCasePrompt = `Identify edge cases and potential issues for task: "${task.name}"

TASK_DESCRIPTION: ${task.description}
CONTEXT: ${JSON.stringify(context, null, 2)}

Analyze potential edge cases and issues:

EDGE_CASES:
1. [Edge case 1]: [Description and impact]
2. [Edge case 2]: [Description and impact]
[Continue for all edge cases]

FAILURE_MODES:
- [Failure mode 1]: [How it could fail and consequences]
- [Failure mode 2]: [How it could fail and consequences]

MITIGATION_STRATEGIES:
- [Strategy 1]: [How to prevent/handle specific issues]
- [Strategy 2]: [Prevention and handling approach]

MONITORING_REQUIREMENTS:
[What needs to be monitored to detect issues early]

ROLLBACK_PLAN:
[How to safely rollback if things go wrong]`;

        // AI Agent edge case analysis (no API consumption)
        const edgeCaseAnalysis = this.generateEdgeCaseAnalysisWithAIAgent(task, context);

        return {
            phase: 'edge_case_analysis',
            content: edgeCaseAnalysis.content,
            timestamp: new Date().toISOString(),
            model: 'ai-agent',
            provider: 'local-ai-agent'
        };
    }

    generateEdgeCaseAnalysisWithAIAgent(task, context) {
        // AI Agent edge case analysis (no API calls)
        const complexity = task.complexity || 5;
        const description = task.description?.toLowerCase() || '';

        const edgeCases = [];
        const failureModes = [];
        const mitigationStrategies = [];

        // Generate edge cases based on task characteristics
        if (description.includes('user') || description.includes('input')) {
            edgeCases.push('Invalid user input: Malformed, missing, or malicious input data');
            edgeCases.push('Extreme input values: Very large, very small, or boundary values');
            failureModes.push('Input validation failure: System crashes or produces incorrect results');
        }

        if (description.includes('network') || description.includes('api') || description.includes('service')) {
            edgeCases.push('Network connectivity issues: Timeouts, intermittent connections, DNS failures');
            edgeCases.push('Service unavailability: Third-party services down or rate-limited');
            failureModes.push('Network failure: Complete loss of connectivity or service degradation');
        }

        if (description.includes('data') || description.includes('database')) {
            edgeCases.push('Data corruption: Incomplete or corrupted data in storage');
            edgeCases.push('Concurrent access: Multiple users modifying same data simultaneously');
            failureModes.push('Data loss: Critical data becomes unavailable or corrupted');
        }

        if (description.includes('performance') || complexity > 6) {
            edgeCases.push('High load conditions: System under extreme stress or traffic spikes');
            edgeCases.push('Resource exhaustion: Memory, disk space, or CPU limits reached');
            failureModes.push('Performance degradation: System becomes unresponsive or slow');
        }

        // Default edge cases for any task
        if (edgeCases.length === 0) {
            edgeCases.push('Unexpected system state: System in undefined or inconsistent state');
            edgeCases.push('Resource limitations: Insufficient memory, storage, or processing power');
        }

        // Generate mitigation strategies
        mitigationStrategies.push('Input validation: Implement comprehensive input sanitization and validation');
        mitigationStrategies.push('Error handling: Add robust error handling and graceful degradation');
        mitigationStrategies.push('Monitoring: Implement comprehensive logging and monitoring');
        mitigationStrategies.push('Fallback mechanisms: Design backup systems and alternative workflows');

        if (description.includes('network') || description.includes('api')) {
            mitigationStrategies.push('Retry logic: Implement exponential backoff and circuit breakers');
            mitigationStrategies.push('Caching: Cache responses to reduce dependency on external services');
        }

        if (complexity > 6) {
            mitigationStrategies.push('Load testing: Perform comprehensive performance and stress testing');
            mitigationStrategies.push('Capacity planning: Monitor resource usage and plan for scaling');
        }

        const monitoringRequirements = [
            'System health metrics: CPU, memory, disk usage',
            'Application metrics: Response times, error rates, throughput',
            'Business metrics: User activity, feature usage, conversion rates',
            'Security metrics: Failed login attempts, suspicious activity'
        ];

        const rollbackPlan = [
            'Version control: Maintain ability to quickly revert to previous version',
            'Database backups: Regular backups with tested restore procedures',
            'Feature flags: Use feature toggles to quickly disable problematic features',
            'Rollback testing: Regularly test rollback procedures in staging environment'
        ];

        const content = `EDGE_CASES:
${edgeCases.map((edge, i) => `${i + 1}. ${edge}`).join('\n')}

FAILURE_MODES:
${failureModes.map(mode => `- ${mode}`).join('\n')}

MITIGATION_STRATEGIES:
${mitigationStrategies.map(strategy => `- ${strategy}`).join('\n')}

MONITORING_REQUIREMENTS:
${monitoringRequirements.map(req => `- ${req}`).join('\n')}

ROLLBACK_PLAN:
${rollbackPlan.map(plan => `- ${plan}`).join('\n')}`;

        return { content };
    }

    async createImplementationPlan(task, session) {
        const planPrompt = `Create a detailed implementation plan for task: "${task.name}"

Based on the previous analysis phases, create a comprehensive implementation plan:

IMPLEMENTATION_STEPS:
1. [Step 1]: [Detailed description, inputs, outputs, duration]
2. [Step 2]: [Detailed description, inputs, outputs, duration]
[Continue for all steps]

TECHNICAL_SPECIFICATIONS:
- Architecture: [System architecture decisions]
- Technologies: [Specific technologies to use]
- Interfaces: [APIs, data formats, protocols]
- Performance: [Performance requirements and targets]

QUALITY_ASSURANCE:
- Testing Strategy: [How to test this implementation]
- Validation Criteria: [How to validate success]
- Code Review: [Review requirements]

DEPLOYMENT_PLAN:
- Environment Setup: [Required environments]
- Deployment Steps: [Step-by-step deployment]
- Rollback Procedure: [How to rollback if needed]

TIMELINE:
- Phase 1: [Duration and deliverables]
- Phase 2: [Duration and deliverables]
[Continue for all phases]`;

        // AI Agent implementation planning (no API consumption)
        const implementationPlan = this.generateImplementationPlanWithAIAgent(task, session);

        return {
            phase: 'implementation_planning',
            content: implementationPlan.content,
            timestamp: new Date().toISOString(),
            model: 'ai-agent',
            provider: 'local-ai-agent'
        };
    }

    generateImplementationPlanWithAIAgent(task, session) {
        // AI Agent implementation planning (no API calls)
        const complexity = task.complexity || 5;
        const description = task.description?.toLowerCase() || '';

        const implementationSteps = [];
        const technicalSpecs = {
            architecture: [],
            technologies: [],
            interfaces: [],
            performance: []
        };

        // Generate implementation steps based on complexity
        if (complexity > 7) {
            implementationSteps.push(
                'Requirements Analysis: Gather and document detailed requirements (2-3 days)',
                'Architecture Design: Create system architecture and component design (3-5 days)',
                'Technology Selection: Evaluate and select appropriate technologies (1-2 days)',
                'Prototype Development: Build proof-of-concept prototype (3-7 days)',
                'Core Implementation: Develop main functionality (10-20 days)',
                'Integration Testing: Test component integration (3-5 days)',
                'Performance Optimization: Optimize for performance requirements (2-4 days)',
                'Security Implementation: Add security measures and testing (2-3 days)',
                'Documentation: Create technical and user documentation (2-3 days)',
                'Deployment Preparation: Prepare production deployment (1-2 days)'
            );
        } else if (complexity > 4) {
            implementationSteps.push(
                'Planning: Define requirements and approach (1-2 days)',
                'Design: Create system design and interfaces (2-3 days)',
                'Implementation: Develop core functionality (5-10 days)',
                'Testing: Comprehensive testing and bug fixes (2-4 days)',
                'Documentation: Create necessary documentation (1-2 days)',
                'Deployment: Deploy to production environment (1 day)'
            );
        } else {
            implementationSteps.push(
                'Planning: Define requirements and approach (0.5-1 day)',
                'Implementation: Develop functionality (2-5 days)',
                'Testing: Basic testing and validation (1-2 days)',
                'Deployment: Deploy and verify (0.5 day)'
            );
        }

        // Technical specifications based on task description
        if (description.includes('web') || description.includes('frontend')) {
            technicalSpecs.architecture.push('Frontend-backend separation', 'RESTful API design');
            technicalSpecs.technologies.push('Modern JavaScript framework', 'CSS preprocessor', 'Build tools');
            technicalSpecs.interfaces.push('REST APIs', 'JSON data format', 'HTTP/HTTPS protocols');
        }

        if (description.includes('database') || description.includes('data')) {
            technicalSpecs.architecture.push('Data layer abstraction', 'Database schema design');
            technicalSpecs.technologies.push('Database system', 'ORM/ODM', 'Data migration tools');
            technicalSpecs.interfaces.push('Database APIs', 'Data export/import formats');
        }

        if (description.includes('api') || description.includes('service')) {
            technicalSpecs.architecture.push('Microservices architecture', 'API gateway pattern');
            technicalSpecs.technologies.push('API framework', 'Authentication system', 'Rate limiting');
            technicalSpecs.interfaces.push('REST/GraphQL APIs', 'Authentication tokens', 'API versioning');
        }

        // Default technical specs
        if (technicalSpecs.architecture.length === 0) {
            technicalSpecs.architecture.push('Modular design', 'Separation of concerns');
            technicalSpecs.technologies.push('Appropriate programming language', 'Testing framework');
            technicalSpecs.interfaces.push('Well-defined APIs', 'Standard data formats');
        }

        // Performance requirements
        technicalSpecs.performance = [
            'Response time: < 2 seconds for typical operations',
            'Throughput: Handle expected concurrent users',
            'Availability: 99.9% uptime target',
            'Scalability: Support 2x current load without major changes'
        ];

        const qualityAssurance = {
            testingStrategy: [
                'Unit testing: Test individual components and functions',
                'Integration testing: Test component interactions',
                'End-to-end testing: Test complete user workflows',
                'Performance testing: Validate performance requirements'
            ],
            validationCriteria: [
                'All functional requirements met',
                'Performance targets achieved',
                'Security requirements satisfied',
                'Code quality standards met'
            ],
            codeReview: [
                'Peer review for all code changes',
                'Automated code quality checks',
                'Security review for sensitive components',
                'Architecture review for major changes'
            ]
        };

        const deploymentPlan = {
            environmentSetup: [
                'Development environment configuration',
                'Staging environment for testing',
                'Production environment preparation',
                'CI/CD pipeline setup'
            ],
            deploymentSteps: [
                'Code deployment to staging',
                'Staging environment testing',
                'Production deployment',
                'Post-deployment verification',
                'Monitoring setup and validation'
            ],
            rollbackProcedure: [
                'Automated rollback triggers',
                'Manual rollback procedures',
                'Data backup and restore',
                'Communication plan for rollbacks'
            ]
        };

        const timeline = complexity > 7 ? [
            'Phase 1: Planning and Design (1-2 weeks)',
            'Phase 2: Core Development (3-4 weeks)',
            'Phase 3: Testing and Optimization (1-2 weeks)',
            'Phase 4: Deployment and Documentation (1 week)'
        ] : complexity > 4 ? [
            'Phase 1: Planning and Design (3-5 days)',
            'Phase 2: Development (1-2 weeks)',
            'Phase 3: Testing and Deployment (3-5 days)'
        ] : [
            'Phase 1: Planning (1 day)',
            'Phase 2: Development (3-5 days)',
            'Phase 3: Testing and Deployment (1-2 days)'
        ];

        const content = `IMPLEMENTATION_STEPS:
${implementationSteps.map((step, i) => `${i + 1}. ${step}`).join('\n')}

TECHNICAL_SPECIFICATIONS:
- Architecture: ${technicalSpecs.architecture.join(', ')}
- Technologies: ${technicalSpecs.technologies.join(', ')}
- Interfaces: ${technicalSpecs.interfaces.join(', ')}
- Performance: ${technicalSpecs.performance.join(', ')}

QUALITY_ASSURANCE:
- Testing Strategy: ${qualityAssurance.testingStrategy.join(', ')}
- Validation Criteria: ${qualityAssurance.validationCriteria.join(', ')}
- Code Review: ${qualityAssurance.codeReview.join(', ')}

DEPLOYMENT_PLAN:
- Environment Setup: ${deploymentPlan.environmentSetup.join(', ')}
- Deployment Steps: ${deploymentPlan.deploymentSteps.join(', ')}
- Rollback Procedure: ${deploymentPlan.rollbackProcedure.join(', ')}

TIMELINE:
${timeline.map(phase => `- ${phase}`).join('\n')}`;

        return { content };
    }

    async generateRecommendations(session) {
        const recommendationPrompt = `Based on the comprehensive analysis, provide final recommendations:

ANALYSIS_SUMMARY:
${session.phases.map(phase => `${phase.phase}: ${phase.content.substring(0, 200)}...`).join('\n')}

Provide final recommendations:

PRIMARY_RECOMMENDATION:
[The best approach based on all analysis]

IMPLEMENTATION_PRIORITY:
[High/Medium/Low and reasoning]

KEY_SUCCESS_FACTORS:
[Critical factors for success]

RISK_MITIGATION:
[Top 3 risks and how to mitigate them]

NEXT_STEPS:
1. [Immediate next step]
2. [Second step]
3. [Third step]`;

        // AI Agent recommendations (no API consumption)
        const recommendations = this.generateRecommendationsWithAIAgent(session);

        return {
            content: recommendations.content,
            timestamp: new Date().toISOString(),
            model: 'ai-agent',
            provider: 'local-ai-agent'
        };
    }

    generateRecommendationsWithAIAgent(session) {
        // AI Agent recommendations (no API calls)
        const phases = session.phases || [];

        // Analyze the session to generate recommendations
        let primaryRecommendation = 'Proceed with standard implementation approach';
        let implementationPriority = 'MEDIUM';
        let priorityReasoning = 'Standard complexity task';

        // Determine priority based on analysis
        const hasComplexAnalysis = phases.some(phase =>
            phase.content && phase.content.includes('COMPLEXITY_FACTORS')
        );

        const hasSolutions = phases.some(phase =>
            phase.solutions && phase.solutions.length > 0
        );

        if (hasComplexAnalysis && hasSolutions) {
            const solutionPhase = phases.find(phase => phase.solutions);
            if (solutionPhase && solutionPhase.solutions.length > 0) {
                const bestSolution = solutionPhase.solutions.reduce((best, current) =>
                    (current.innovation + (10 - current.complexity)) > (best.innovation + (10 - best.complexity)) ? current : best
                );

                primaryRecommendation = `Implement ${bestSolution.name}: ${bestSolution.description}`;

                if (bestSolution.risk === 'LOW' && bestSolution.complexity < 5) {
                    implementationPriority = 'HIGH';
                    priorityReasoning = 'Low risk, manageable complexity';
                } else if (bestSolution.risk === 'HIGH' || bestSolution.complexity > 7) {
                    implementationPriority = 'LOW';
                    priorityReasoning = 'High risk or complexity requires careful planning';
                } else {
                    implementationPriority = 'MEDIUM';
                    priorityReasoning = 'Balanced risk and complexity profile';
                }
            }
        }

        const keySuccessFactors = [
            'Clear requirements definition and stakeholder alignment',
            'Appropriate technology selection and team expertise',
            'Comprehensive testing strategy and quality assurance',
            'Effective project management and communication'
        ];

        const riskMitigation = [
            'Technical Risk: Conduct proof-of-concept and prototype early',
            'Schedule Risk: Build in buffer time and prioritize core features',
            'Quality Risk: Implement automated testing and code review processes'
        ];

        const nextSteps = [
            'Finalize requirements and technical specifications',
            'Set up development environment and project structure',
            'Begin implementation with highest priority components'
        ];

        // Adjust recommendations based on session content
        if (phases.some(phase => phase.content && phase.content.includes('performance'))) {
            keySuccessFactors.push('Performance monitoring and optimization strategy');
            riskMitigation.push('Performance Risk: Establish performance benchmarks and monitoring');
        }

        if (phases.some(phase => phase.content && phase.content.includes('security'))) {
            keySuccessFactors.push('Security best practices and compliance requirements');
            riskMitigation.push('Security Risk: Implement security review and penetration testing');
        }

        const content = `PRIMARY_RECOMMENDATION:
${primaryRecommendation}

IMPLEMENTATION_PRIORITY:
${implementationPriority} - ${priorityReasoning}

KEY_SUCCESS_FACTORS:
${keySuccessFactors.map(factor => `- ${factor}`).join('\n')}

RISK_MITIGATION:
${riskMitigation.map(risk => `- ${risk}`).join('\n')}

NEXT_STEPS:
${nextSteps.map((step, i) => `${i + 1}. ${step}`).join('\n')}`;

        return { content };
    }

    getThinkingSession(sessionId) {
        return this.thinkingSessions.get(sessionId);
    }

    getAllSessions() {
        return Array.from(this.thinkingSessions.values());
    }

    getSessionsByTask(taskId) {
        return Array.from(this.thinkingSessions.values())
            .filter(session => session.taskId === taskId);
    }
}