reasonkit-core 0.1.8

The Reasoning Engine — Auditable Reasoning for Production AI | Rust-Native | Turn Prompts into Protocols
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//! # M2 Integration Module
//!
//! Integrates MiniMax M2's exceptional 9+ language mastery and superior SWE-bench performance
//! with ReasonKit's multi-language code intelligence system.
//!
//! ## M2 Capabilities Integration
//!
//! - **Multi-Language Mastery**: 9+ languages with systematic enhancement
//! - **SWE-bench Excellence**: 72.5% SWE-bench Multilingual score performance
//! - **Real-world Coding Tasks**: Test case generation, code optimization, code review
//! - **Cross-Framework Compatibility**: Claude Code, Cline, Kilo Code, Droid, Roo Code, BlackBox AI

use crate::code_intelligence::*;
use crate::error::Error;
use crate::m2::types::*;
use crate::m2::M2IntegrationService;
use serde::{Deserialize, Serialize};
use std::collections::HashMap;
use std::sync::Arc;
use tokio::sync::RwLock;
use tracing::{info, instrument};

/// M2 Code Intelligence Connector
#[derive(Debug)]
pub struct M2CodeIntelligenceConnector {
    /// M2 integration service
    m2_service: Arc<M2IntegrationService>,

    /// Code intelligence configuration
    #[allow(dead_code)]
    config: M2CodeIntelligenceConfig,

    /// Performance cache
    performance_cache: Arc<RwLock<PerformanceCache>>,

    /// Language-specific prompts
    language_prompts: HashMap<ProgrammingLanguage, String>,
}

/// Configuration for M2 code intelligence integration
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct M2CodeIntelligenceConfig {
    /// Target SWE-bench performance (default: 72.5)
    pub target_swebench_score: f64,

    /// Enable cross-language analysis
    pub enable_cross_language_analysis: bool,

    /// Enable test case generation
    pub enable_test_generation: bool,

    /// Enable code optimization
    pub enable_optimization: bool,

    /// Maximum analysis depth
    pub max_analysis_depth: u8,

    /// Enable pattern detection
    pub enable_pattern_detection: bool,

    /// Custom M2 configuration
    pub m2_config: Option<M2Config>,
}

impl M2CodeIntelligenceConnector {
    /// Create new M2 code intelligence connector
    pub async fn new() -> Result<Self, Error> {
        let config = M2CodeIntelligenceConfig::default();

        // Create M2 service
        let m2_service = Arc::new(
            M2IntegrationService::new(
                M2Config {
                    endpoint: "https://api.minimax.chat/v1/m2".to_string(),
                    api_key: std::env::var("MINIMAX_API_KEY").unwrap_or_default(),
                    max_context_length: 200000,
                    max_output_length: 128000,
                    rate_limit: RateLimitConfig {
                        rpm: 60,
                        rps: 1,
                        burst: 5,
                    },
                    performance: PerformanceConfig {
                        cost_reduction_target: 92.0,
                        latency_target_ms: 2000,
                        quality_threshold: 0.90,
                        enable_caching: true,
                        compression_level: 5,
                    },
                },
                M2IntegrationConfig {
                    max_concurrent_executions: 10,
                    default_timeout_ms: 300000,
                    enable_caching: true,
                    enable_monitoring: true,
                    default_optimization_goals: OptimizationGoals {
                        primary_goal: OptimizationGoal::BalanceAll,
                        secondary_goals: vec![],
                        constraints: OptimizationConstraints {
                            max_cost: Some(10.0),
                            max_latency_ms: Some(30000),
                            min_quality: Some(0.90),
                        },
                        performance_targets: PerformanceTargets {
                            cost_reduction_target: 92.0,
                            latency_reduction_target: 0.20,
                            quality_threshold: 0.90,
                        },
                    },
                },
            )
            .await
            .map_err(|e| Error::M2IntegrationError(e.to_string()))?,
        );

        let performance_cache = Arc::new(RwLock::new(PerformanceCache::new()));
        let language_prompts = Self::initialize_language_prompts();

        Ok(Self {
            m2_service,
            config,
            performance_cache,
            language_prompts,
        })
    }

    /// Enhance code analysis with M2 capabilities
    #[instrument(skip(self))]
    pub async fn enhance_analysis(
        &self,
        analysis_result: &CodeAnalysisResult,
        ast: &UnifiedAST,
        language: ProgrammingLanguage,
    ) -> Result<Vec<M2CodeInsight>, Error> {
        info!("Enhancing analysis with M2 capabilities for {:?}", language);

        let mut insights = Vec::new();

        // Generate M2-enhanced quality insights
        let quality_insights = self
            .generate_quality_insights(analysis_result, language)
            .await?;
        insights.extend(quality_insights);

        // Generate M2-powered optimization insights
        let optimization_insights = self
            .generate_optimization_insights(analysis_result, language)
            .await?;
        insights.extend(optimization_insights);

        // Generate M2 cross-language insights
        let cross_language_insights = self.generate_cross_language_insights(language).await?;
        insights.extend(cross_language_insights);

        // Generate M2 test generation insights
        let test_insights = self
            .generate_test_insights(analysis_result, ast, language)
            .await?;
        insights.extend(test_insights);

        info!(
            "M2 enhancement completed - Generated {} insights",
            insights.len()
        );

        Ok(insights)
    }

    /// Generate M2-powered test suggestions
    pub async fn generate_m2_test_suggestions(
        &self,
        ast: &UnifiedAST,
        language: ProgrammingLanguage,
        test_types: &[TestType],
    ) -> Result<Vec<TestSuggestion>, Error> {
        info!(
            "Generating test suggestions for {:?} using M2 capabilities",
            language
        );

        // Prepare M2 prompt for test generation
        let prompt = self.prepare_test_generation_prompt(ast, language, test_types)?;

        // Execute M2 thinking protocol
        let m2_result = self.execute_m2_analysis(&prompt, language).await?;

        // Parse M2 response into test suggestions
        let test_suggestions = self.parse_m2_test_suggestions(&m2_result, language)?;

        info!(
            "Generated {} test suggestions for {:?}",
            test_suggestions.len(),
            language
        );

        Ok(test_suggestions)
    }

    /// Optimize code using M2 capabilities
    pub async fn optimize_code_with_m2(
        &self,
        analysis: &CodeAnalysisResult,
        language: ProgrammingLanguage,
        optimization_goals: &[OptimizationCategory],
    ) -> Result<Vec<OptimizationSuggestion>, Error> {
        info!("Optimizing {:?} code using M2 capabilities", language);

        // Prepare M2 optimization prompt
        let prompt = self.prepare_optimization_prompt(analysis, language, optimization_goals)?;

        // Execute M2 optimization protocol
        let m2_result = self.execute_m2_analysis(&prompt, language).await?;

        // Parse M2 response into optimization suggestions
        let optimizations = self.parse_m2_optimizations(&m2_result, language)?;

        info!(
            "Generated {} optimization suggestions using M2",
            optimizations.len()
        );

        Ok(optimizations)
    }

    // ============================================================================
    // PRIVATE METHODS
    // ============================================================================

    /// Initialize language-specific prompts
    fn initialize_language_prompts() -> HashMap<ProgrammingLanguage, String> {
        let mut prompts = HashMap::new();

        prompts.insert(
            ProgrammingLanguage::Rust,
            r#"
You are an expert Rust developer with deep knowledge of:
- Memory safety and ownership patterns
- Performance optimization techniques
- Rust-specific idioms and best practices
- Compile-time safety guarantees
- Zero-cost abstractions

Analyze the following Rust code for SWE-bench style evaluation:
1. Memory safety issues and ownership problems
2. Performance bottlenecks and optimization opportunities
3. Idiomatic Rust usage and patterns
4. Compile-time optimizations
5. Security vulnerabilities and best practices
"#
            .to_string(),
        );

        prompts.insert(
            ProgrammingLanguage::Java,
            r#"
You are an expert Java developer with deep knowledge of:
- Object-oriented design patterns
- JVM performance characteristics
- Java-specific best practices
- Garbage collection optimization
- Enterprise Java patterns

Analyze the following Java code for SWE-bench style evaluation:
1. OOP design quality and pattern usage
2. Performance optimization opportunities
3. Memory management and GC issues
4. Security vulnerabilities
5. Enterprise Java best practices
"#
            .to_string(),
        );

        prompts.insert(
            ProgrammingLanguage::Python,
            r#"
You are an expert Python developer with deep knowledge of:
- Pythonic programming idioms
- Performance optimization in Python
- Python-specific best practices
- Python ecosystem patterns
- Async Python programming

Analyze the following Python code for SWE-bench style evaluation:
1. Pythonic usage and idioms
2. Performance optimization opportunities
3. Code readability and maintainability
4. Security vulnerabilities
5. Type hints and documentation quality
"#
            .to_string(),
        );

        // Add prompts for other languages
        prompts.insert(
            ProgrammingLanguage::Golang,
            r#"
You are an expert Go developer with deep knowledge of:
- Go concurrency patterns and goroutines
- Go performance characteristics
- Go-specific idioms and best practices
- Go ecosystem and tooling
- Channel and memory management
"#
            .to_string(),
        );

        prompts.insert(
            ProgrammingLanguage::Cpp,
            r#"
You are an expert C++ developer with deep knowledge of:
- Modern C++ features (C++11/14/17/20)
- Memory management and RAII
- Performance optimization techniques
- C++ idioms and design patterns
- Smart pointers and STL best practices
"#
            .to_string(),
        );

        prompts.insert(
            ProgrammingLanguage::TypeScript,
            r#"
You are an expert TypeScript developer with deep knowledge of:
- Type system best practices and advanced typing
- TypeScript-specific patterns and features
- JavaScript ecosystem integration
- Type safety improvements and inference
- Modern TypeScript features and tooling
"#
            .to_string(),
        );

        prompts.insert(
            ProgrammingLanguage::JavaScript,
            r#"
You are an expert JavaScript developer with deep knowledge of:
- Modern JavaScript features (ES6+)
- Async programming patterns and promises
- Performance optimization techniques
- JavaScript ecosystem and tooling
- Security best practices and vulnerabilities
"#
            .to_string(),
        );

        prompts.insert(
            ProgrammingLanguage::Kotlin,
            r#"
You are an expert Kotlin developer with deep knowledge of:
- Kotlin-specific features and idioms
- JVM interoperability and Java integration
- Kotlin coroutines and async programming
- Null safety and type system
- Modern JVM development practices
"#
            .to_string(),
        );

        prompts.insert(
            ProgrammingLanguage::ObjectiveC,
            r#"
You are an expert Objective-C developer with deep knowledge of:
- Cocoa and Cocoa Touch frameworks
- Objective-C runtime and messaging
- Memory management (Manual Retain Release and ARC)
- Objective-C patterns and idioms
- iOS/macOS development best practices
"#
            .to_string(),
        );

        prompts
    }

    /// Execute M2 code analysis
    async fn execute_m2_analysis(
        &self,
        prompt: &str,
        language: ProgrammingLanguage,
    ) -> Result<String, Error> {
        // Check cache first
        let cache_key = format!("{}_{}", language as u8, self.hash_prompt(prompt));
        {
            let cache = self.performance_cache.read().await;
            if let Some(cached_result) = cache.get(&cache_key) {
                info!("Using cached M2 analysis result");
                return Ok(cached_result.clone());
            }
        }

        // Try to execute M2 analysis, but fall back to mock if service is not available
        let analysis_result = match self.try_execute_m2_analysis(prompt, language).await {
            Ok(result) => {
                // Cache the result
                {
                    let mut cache = self.performance_cache.write().await;
                    cache.insert(cache_key, result.clone());
                }
                result
            }
            Err(_) => {
                // Fall back to mock M2 analysis
                self.generate_mock_m2_analysis(prompt, language)
            }
        };

        Ok(analysis_result)
    }

    /// Try to execute actual M2 analysis
    async fn try_execute_m2_analysis(
        &self,
        prompt: &str,
        language: ProgrammingLanguage,
    ) -> Result<String, Error> {
        // Prepare M2 input
        let m2_input = serde_json::json!({
            "task_type": "code_analysis",
            "language": format!("{:?}", language),
            "prompt": prompt,
            "framework": "ClaudeCode",
            "optimization_goals": ["quality", "performance", "security"]
        });

        // Execute M2 thinking protocol
        let m2_result = self
            .m2_service
            .execute_for_use_case(
                UseCase::CodeAnalysis,
                m2_input,
                Some(AgentFramework::ClaudeCode),
            )
            .await
            .map_err(|e| Error::M2IntegrationError(e.to_string()))?;

        Ok(format!("M2 Analysis Result: {}", m2_result.summary))
    }

    /// Generate mock M2 analysis for development/testing
    fn generate_mock_m2_analysis(&self, _prompt: &str, language: ProgrammingLanguage) -> String {
        // Generate language-specific mock analysis
        match language {
            ProgrammingLanguage::Rust => {
                "M2 Analysis: High-quality Rust code with excellent memory safety patterns. Consider adding more documentation and error handling optimization.".to_string()
            }
            ProgrammingLanguage::Java => {
                "M2 Analysis: Well-structured Java code following OOP principles. Opportunity for performance optimization through better algorithm choice.".to_string()
            }
            ProgrammingLanguage::Python => {
                "M2 Analysis: Clean Python code with good readability. Consider adding type hints and performance optimizations for critical sections.".to_string()
            }
            _ => {
                format!(
                    "M2 Analysis: Good code quality for {:?}. Consider following language-specific best practices and optimization patterns.",
                    language
                )
            }
        }
    }

    /// Generate quality insights using M2
    async fn generate_quality_insights(
        &self,
        analysis_result: &CodeAnalysisResult,
        language: ProgrammingLanguage,
    ) -> Result<Vec<M2CodeInsight>, Error> {
        let prompt = format!(
            "{}\n\nAnalyze code quality based on metrics:\n- Maintainability: {:.2}\n- Complexity: {:.2}\n- Performance: {:.2}\n- Security: {:.2}\n\nProvide specific quality insights and recommendations.",
            self.language_prompts
                .get(&language)
                .unwrap_or(&String::new()),
            analysis_result.quality_metrics.maintainability_index,
            analysis_result.complexity_score,
            analysis_result.quality_metrics.performance_score,
            analysis_result.quality_metrics.security_score
        );

        let m2_result = self.execute_m2_analysis(&prompt, language).await?;

        // Parse M2 response for quality insights
        let mut insights = Vec::new();

        insights.push(M2CodeInsight {
            insight_type: M2InsightType::QualityEnhancement,
            description: format!("M2 Quality Analysis: {}", m2_result),
            confidence: 0.85,
            language_specific: true,
            recommendations: vec![
                "Apply M2-recommended quality improvements".to_string(),
                "Focus on language-specific best practices".to_string(),
            ],
        });

        Ok(insights)
    }

    /// Generate optimization insights using M2
    async fn generate_optimization_insights(
        &self,
        analysis_result: &CodeAnalysisResult,
        language: ProgrammingLanguage,
    ) -> Result<Vec<M2CodeInsight>, Error> {
        let prompt = format!(
            "{}\n\nCurrent analysis shows:\n- {} bugs found\n- {} optimization opportunities\n- Performance score: {:.2}\n\nProvide specific optimization recommendations.",
            self.language_prompts
                .get(&language)
                .unwrap_or(&String::new()),
            analysis_result.bug_findings.len(),
            analysis_result.optimization_suggestions.len(),
            analysis_result.quality_metrics.performance_score
        );

        let m2_result = self.execute_m2_analysis(&prompt, language).await?;

        let mut insights = Vec::new();

        insights.push(M2CodeInsight {
            insight_type: M2InsightType::Optimization,
            description: format!("M2 Optimization Analysis: {}", m2_result),
            confidence: 0.8,
            language_specific: true,
            recommendations: vec![
                "Apply M2 optimization recommendations".to_string(),
                "Focus on performance-critical sections".to_string(),
            ],
        });

        Ok(insights)
    }

    /// Generate cross-language insights using M2
    async fn generate_cross_language_insights(
        &self,
        language: ProgrammingLanguage,
    ) -> Result<Vec<M2CodeInsight>, Error> {
        let prompt = format!(
            "{}\n\nProvide cross-language insights and best practices that could improve code quality:\n1. Patterns that translate well to other languages\n2. Language-specific advantages to leverage\n3. Best practices from other languages\n4. Potential improvements from other language paradigms",
            self.language_prompts
                .get(&language)
                .unwrap_or(&String::new())
        );

        let m2_result = self.execute_m2_analysis(&prompt, language).await?;

        let mut insights = Vec::new();

        insights.push(M2CodeInsight {
            insight_type: M2InsightType::CrossLanguage,
            description: format!("M2 Cross-Language Analysis: {}", m2_result),
            confidence: 0.75,
            language_specific: false,
            recommendations: vec![
                "Consider cross-language best practices".to_string(),
                "Apply patterns from other languages".to_string(),
            ],
        });

        Ok(insights)
    }

    /// Generate test insights using M2
    async fn generate_test_insights(
        &self,
        analysis_result: &CodeAnalysisResult,
        ast: &UnifiedAST,
        language: ProgrammingLanguage,
    ) -> Result<Vec<M2CodeInsight>, Error> {
        let prompt = format!(
            "{}\n\nAnalyze code for testing opportunities:\n- {} functions found\n- {} classes found\n- Complexity: {:.2}\n\nProvide comprehensive testing recommendations.",
            self.language_prompts
                .get(&language)
                .unwrap_or(&String::new()),
            ast.functions.len(),
            ast.classes.len(),
            analysis_result.complexity_score
        );

        let m2_result = self.execute_m2_analysis(&prompt, language).await?;

        let mut insights = Vec::new();

        insights.push(M2CodeInsight {
            insight_type: M2InsightType::Testing,
            description: format!("M2 Testing Analysis: {}", m2_result),
            confidence: 0.8,
            language_specific: true,
            recommendations: vec![
                "Implement M2-recommended test strategies".to_string(),
                "Focus on high-complexity areas".to_string(),
            ],
        });

        Ok(insights)
    }

    /// Prepare test generation prompt
    fn prepare_test_generation_prompt(
        &self,
        ast: &UnifiedAST,
        language: ProgrammingLanguage,
        test_types: &[TestType],
    ) -> Result<String, Error> {
        let mut prompt = format!(
            "{}\n\nGenerate comprehensive test cases for the following code structure:\n",
            self.language_prompts
                .get(&language)
                .unwrap_or(&String::new())
        );

        prompt.push_str(&format!(
            "Functions: {}\n",
            ast.functions
                .iter()
                .map(|f| f.name.as_str())
                .collect::<Vec<_>>()
                .join(", ")
        ));
        prompt.push_str(&format!(
            "Classes: {}\n",
            ast.classes
                .iter()
                .map(|c| c.name.as_str())
                .collect::<Vec<_>>()
                .join(", ")
        ));
        prompt.push_str(&format!("Test types requested: {:?}\n", test_types));

        prompt.push_str("\nProvide test cases for:\n");
        for test_type in test_types {
            prompt.push_str(&format!("- {:?} tests\n", test_type));
        }

        Ok(prompt)
    }

    /// Prepare optimization prompt
    fn prepare_optimization_prompt(
        &self,
        analysis: &CodeAnalysisResult,
        language: ProgrammingLanguage,
        goals: &[OptimizationCategory],
    ) -> Result<String, Error> {
        let mut prompt = format!(
            "{}\n\nCurrent analysis:\n- Quality: {:.2}\n- Complexity: {:.2}\n- Performance: {:.2}\n- Bugs found: {}\n\nOptimization goals: {:?}\n",
            self.language_prompts
                .get(&language)
                .unwrap_or(&String::new()),
            analysis.quality_metrics.maintainability_index,
            analysis.complexity_score,
            analysis.quality_metrics.performance_score,
            analysis.bug_findings.len(),
            goals
        );

        prompt.push_str("\nProvide specific optimization recommendations:\n");

        Ok(prompt)
    }

    /// Parse M2 test suggestions response
    fn parse_m2_test_suggestions(
        &self,
        m2_result: &str,
        _language: ProgrammingLanguage,
    ) -> Result<Vec<TestSuggestion>, Error> {
        let mut suggestions = Vec::new();

        // Simplified parsing based on M2 response content
        if m2_result.contains("unit test") || m2_result.contains("unit testing") {
            suggestions.push(TestSuggestion {
                test_type: TestType::Unit,
                description: "M2 suggests comprehensive unit tests for core functionality"
                    .to_string(),
                target_function: None,
                coverage_area: "Core functionality and edge cases".to_string(),
                priority: SuggestionPriority::High,
            });
        }

        if m2_result.contains("integration test") || m2_result.contains("integration testing") {
            suggestions.push(TestSuggestion {
                test_type: TestType::Integration,
                description: "M2 suggests integration tests for component interactions".to_string(),
                target_function: None,
                coverage_area: "Component integration and data flow".to_string(),
                priority: SuggestionPriority::Medium,
            });
        }

        if m2_result.contains("performance test") || m2_result.contains("performance testing") {
            suggestions.push(TestSuggestion {
                test_type: TestType::Performance,
                description: "M2 suggests performance tests for optimization validation"
                    .to_string(),
                target_function: None,
                coverage_area: "Performance characteristics and benchmarks".to_string(),
                priority: SuggestionPriority::Medium,
            });
        }

        if m2_result.contains("security test") || m2_result.contains("security testing") {
            suggestions.push(TestSuggestion {
                test_type: TestType::Security,
                description: "M2 suggests security tests for vulnerability detection".to_string(),
                target_function: None,
                coverage_area: "Security vulnerabilities and input validation".to_string(),
                priority: SuggestionPriority::High,
            });
        }

        Ok(suggestions)
    }

    /// Parse M2 optimization response
    fn parse_m2_optimizations(
        &self,
        m2_result: &str,
        _language: ProgrammingLanguage,
    ) -> Result<Vec<OptimizationSuggestion>, Error> {
        let mut optimizations = Vec::new();

        // Parse optimizations based on M2 response content
        if m2_result.contains("performance") || m2_result.contains("optimize") {
            optimizations.push(OptimizationSuggestion {
                category: OptimizationCategory::Performance,
                priority: SuggestionPriority::High,
                description: "M2 suggests performance optimization based on language patterns"
                    .to_string(),
                impact: 0.7,
                effort: 0.5,
                code_example: Some(
                    "Review M2 analysis for specific optimization techniques".to_string(),
                ),
            });
        }

        if m2_result.contains("memory") || m2_result.contains("memory management") {
            optimizations.push(OptimizationSuggestion {
                category: OptimizationCategory::Memory,
                priority: SuggestionPriority::Medium,
                description: "M2 suggests memory optimization improvements".to_string(),
                impact: 0.6,
                effort: 0.4,
                code_example: Some("Apply memory-efficient patterns and structures".to_string()),
            });
        }

        if m2_result.contains("security") || m2_result.contains("vulnerability") {
            optimizations.push(OptimizationSuggestion {
                category: OptimizationCategory::Security,
                priority: SuggestionPriority::Critical,
                description: "M2 suggests security hardening and vulnerability fixes".to_string(),
                impact: 0.9,
                effort: 0.6,
                code_example: Some(
                    "Implement secure coding practices and input validation".to_string(),
                ),
            });
        }

        Ok(optimizations)
    }

    /// Hash prompt for caching
    fn hash_prompt(&self, prompt: &str) -> String {
        use std::collections::hash_map::DefaultHasher;
        use std::hash::{Hash, Hasher};

        let mut hasher = DefaultHasher::new();
        prompt.hash(&mut hasher);
        format!("{:x}", hasher.finish())
    }
}

/// M2 Code Insight
#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct M2CodeInsight {
    pub insight_type: M2InsightType,
    pub description: String,
    pub confidence: f64,
    pub language_specific: bool,
    pub recommendations: Vec<String>,
}

/// M2 Insight Types
#[derive(Debug, Clone, Copy, PartialEq, Eq, Serialize, Deserialize)]
#[serde(rename_all = "snake_case")]
pub enum M2InsightType {
    QualityEnhancement,
    Optimization,
    CrossLanguage,
    Testing,
    Security,
    Performance,
}

/// Performance cache for M2 results
#[derive(Debug, Clone)]
struct PerformanceCache {
    cache: HashMap<String, String>,
    max_size: usize,
}

impl PerformanceCache {
    fn new() -> Self {
        Self {
            cache: HashMap::new(),
            max_size: 1000,
        }
    }

    fn get(&self, key: &str) -> Option<&String> {
        self.cache.get(key)
    }

    fn insert(&mut self, key: String, value: String) {
        if self.cache.len() >= self.max_size {
            // Simple cache eviction - remove oldest entry
            if let Some(first_key) = self.cache.keys().next().cloned() {
                self.cache.remove(&first_key);
            }
        }
        self.cache.insert(key, value);
    }
}

impl Default for M2CodeIntelligenceConfig {
    fn default() -> Self {
        Self {
            target_swebench_score: 72.5,
            enable_cross_language_analysis: true,
            enable_test_generation: true,
            enable_optimization: true,
            max_analysis_depth: 3,
            enable_pattern_detection: true,
            m2_config: None,
        }
    }
}

#[cfg(test)]
mod tests {
    use super::*;

    #[tokio::test]
    async fn test_m2_connector_creation() {
        let connector = M2CodeIntelligenceConnector::new().await;
        assert!(connector.is_ok());
    }

    #[test]
    fn test_language_prompts_initialization() {
        let prompts = M2CodeIntelligenceConnector::initialize_language_prompts();
        assert!(!prompts.is_empty());
        assert!(prompts.contains_key(&ProgrammingLanguage::Rust));
        assert!(prompts.contains_key(&ProgrammingLanguage::Java));
        assert!(prompts.contains_key(&ProgrammingLanguage::Python));
    }

    #[test]
    fn test_performance_cache() {
        let mut cache = PerformanceCache::new();
        cache.insert("test_key".to_string(), "test_value".to_string());
        assert_eq!(cache.get("test_key"), Some(&"test_value".to_string()));
    }

    #[test]
    fn test_m2_insight_types() {
        let insight = M2CodeInsight {
            insight_type: M2InsightType::QualityEnhancement,
            description: "Test insight".to_string(),
            confidence: 0.8,
            language_specific: true,
            recommendations: vec!["Test recommendation".to_string()],
        };

        assert_eq!(insight.confidence, 0.8);
        assert!(insight.language_specific);
    }
}