lens-core 1.0.0

// CALIB_V22 Production Governance System - D7-D30 Framework
// Phase 3: Monthly chaos engineering, legacy lock enforcement, and quarterly re-baseline

use std::sync::Arc;
use std::time::{Duration, SystemTime};
use std::collections::HashMap;
use std::path::PathBuf;
use tokio::time::{interval, sleep};
use tracing::{info, warn, error, debug};
use serde::{Serialize, Deserialize};
use thiserror::Error;

use crate::calibration::{
    chaos_engineering::{ChaosEngineeringFramework, ChaosResult, AdversarialScenario},
    legacy_retirement::{LegacyRetirementEnforcer, RetirementReport},
    production_manifest::{ProductionManifestSystem, CalibrationManifest},
    sla_monitoring::SlaMonitor,
};

/// Production Governance Controller for D7-D30 Operations
pub struct ProductionGovernanceController {
    /// Monthly chaos engineering system
    chaos_system: ChaosGovernanceSystem,
    
    /// Legacy lock enforcement system
    legacy_enforcer: LegacyLockEnforcer,
    
    /// Quarterly re-baseline system
    rebaseline_system: QuarterlyRebaselineSystem,
    
    /// Governance configuration
    config: GovernanceConfig,
    
    /// Governance state tracking
    state: Arc<tokio::sync::RwLock<GovernanceState>>,
}

#[derive(Debug, Clone)]
pub struct GovernanceConfig {
    /// Monthly chaos testing schedule
    pub chaos_schedule: ChaosScheduleConfig,
    
    /// Legacy enforcement rules
    pub legacy_enforcement: LegacyEnforcementConfig,
    
    /// Quarterly re-baseline configuration
    pub rebaseline_config: RebaselineConfig,
    
    /// Compliance monitoring settings
    pub compliance_monitoring: ComplianceMonitoringConfig,
}

#[derive(Debug, Clone)]
pub struct ChaosScheduleConfig {
    /// Chaos testing frequency (default: monthly)
    pub testing_frequency: Duration,
    
    /// Chaos hour duration
    pub chaos_duration: Duration,
    
    /// SLA violation threshold for flag flip
    pub sla_violation_threshold: f64,
    
    /// Automated flag flip enabled
    pub auto_flag_flip_enabled: bool,
    
    /// Recovery validation timeout
    pub recovery_validation_timeout: Duration,
}

#[derive(Debug, Clone)]
pub struct LegacyEnforcementConfig {
    /// CI hard-fail enabled for legacy detection
    pub ci_hard_fail_enabled: bool,
    
    /// Allowed legacy patterns (temporary exceptions)
    pub allowed_legacy_patterns: Vec<String>,
    
    /// WASM digest pinning enabled
    pub wasm_digest_pinning: bool,
    
    /// Legacy detection scanning interval
    pub scanning_interval: Duration,
    
    /// Legacy violation escalation policy
    pub escalation_policy: String,
}

#[derive(Debug, Clone)]
pub struct RebaselineConfig {
    /// Re-baseline frequency (default: quarterly)
    pub rebaseline_frequency: Duration,
    
    /// Bootstrap traffic requirements
    pub bootstrap_traffic_requirements: BootstrapTrafficRequirements,
    
    /// Tau validation settings
    pub tau_validation: TauValidationConfig,
    
    /// Manifest republishing settings
    pub manifest_republishing: ManifestRepublishingConfig,
    
    /// Compliance reporting settings
    pub compliance_reporting: ComplianceReportingConfig,
}

#[derive(Debug, Clone)]
pub struct BootstrapTrafficRequirements {
    /// Minimum traffic volume for bootstrap
    pub min_traffic_volume: u64,
    
    /// Traffic freshness requirement
    pub traffic_freshness: Duration,
    
    /// Traffic diversity requirements
    pub diversity_requirements: TrafficDiversityRequirements,
}

#[derive(Debug, Clone)]
pub struct TrafficDiversityRequirements {
    /// Minimum number of distinct repos
    pub min_repos: u32,
    
    /// Minimum number of languages
    pub min_languages: u32,
    
    /// Minimum number of intent classes
    pub min_intent_classes: u32,
    
    /// Geographic distribution requirements
    pub geographic_distribution: bool,
}

#[derive(Debug, Clone)]
pub struct TauValidationConfig {
    /// Tau formula: τ(N,K)=max(0.015, ĉ√(K/N))
    pub tau_formula_validation: bool,
    
    /// Minimum tau value
    pub min_tau_value: f64,
    
    /// Tau calculation validation tolerance
    pub validation_tolerance: f64,
}

#[derive(Debug, Clone)]
pub struct ManifestRepublishingConfig {
    /// Automatic manifest republishing
    pub auto_republish: bool,
    
    /// Manifest validation requirements
    pub validation_requirements: Vec<String>,
    
    /// Public methods documentation update
    pub update_public_docs: bool,
}

#[derive(Debug, Clone)]
pub struct ComplianceReportingConfig {
    /// Automated report generation
    pub auto_report_generation: bool,
    
    /// Report distribution list
    pub distribution_list: Vec<String>,
    
    /// Report format preferences
    pub report_format: ReportFormat,
    
    /// Compliance audit trail retention
    pub audit_retention: Duration,
}

#[derive(Debug, Clone, PartialEq)]
pub enum ReportFormat {
    Json,
    Pdf,
    Html,
    Markdown,
}

#[derive(Debug, Clone)]
pub struct ComplianceMonitoringConfig {
    /// Monitoring frequency
    pub monitoring_frequency: Duration,
    
    /// Alert thresholds
    pub alert_thresholds: ComplianceAlertThresholds,
    
    /// Auto-escalation settings
    pub auto_escalation: AutoEscalationConfig,
}

#[derive(Debug, Clone)]
pub struct ComplianceAlertThresholds {
    /// Legacy code detection threshold
    pub legacy_detection_threshold: f64,
    
    /// Manifest drift threshold
    pub manifest_drift_threshold: f64,
    
    /// SLA compliance threshold
    pub sla_compliance_threshold: f64,
    
    /// Chaos testing failure threshold
    pub chaos_failure_threshold: f64,
}

#[derive(Debug, Clone)]
pub struct AutoEscalationConfig {
    /// Enable automatic escalation
    pub enabled: bool,
    
    /// Escalation delay
    pub escalation_delay: Duration,
    
    /// Escalation recipients
    pub recipients: Vec<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct GovernanceState {
    /// Last chaos testing execution
    pub last_chaos_execution: Option<SystemTime>,
    
    /// Next scheduled chaos testing
    pub next_chaos_scheduled: SystemTime,
    
    /// Legacy enforcement status
    pub legacy_enforcement_status: LegacyEnforcementStatus,
    
    /// Last re-baseline execution
    pub last_rebaseline: Option<SystemTime>,
    
    /// Next scheduled re-baseline
    pub next_rebaseline_scheduled: SystemTime,
    
    /// Current compliance status
    pub compliance_status: ComplianceStatus,
    
    /// Governance execution history
    pub execution_history: Vec<GovernanceExecution>,
    
    /// Active governance alerts
    pub active_alerts: Vec<GovernanceAlert>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct LegacyEnforcementStatus {
    /// Last enforcement scan
    pub last_scan: SystemTime,
    
    /// Legacy violations detected
    pub violations_detected: u32,
    
    /// CI failures caused by legacy enforcement
    pub ci_failures_caused: u32,
    
    /// WASM digest status
    pub wasm_digest_status: WasmDigestStatus,
    
    /// Enforcement compliance percentage
    pub compliance_percentage: f64,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum WasmDigestStatus {
    Pinned,
    Unpinned,
    ValidationFailed,
    DigestMismatch,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ComplianceStatus {
    /// Overall compliance percentage
    pub overall_compliance: f64,
    
    /// Per-domain compliance
    pub domain_compliance: HashMap<String, DomainCompliance>,
    
    /// Compliance trend
    pub compliance_trend: ComplianceTrend,
    
    /// Last compliance assessment
    pub last_assessment: SystemTime,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct DomainCompliance {
    /// Domain name
    pub domain: String,
    
    /// Compliance percentage
    pub compliance_percentage: f64,
    
    /// Compliance status
    pub status: DomainComplianceStatus,
    
    /// Issues detected
    pub issues: Vec<ComplianceIssue>,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum DomainComplianceStatus {
    Compliant,
    Warning,
    NonCompliant,
    Unknown,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ComplianceIssue {
    /// Issue type
    pub issue_type: ComplianceIssueType,
    
    /// Issue severity
    pub severity: ComplianceIssueSeverity,
    
    /// Issue description
    pub description: String,
    
    /// Detection timestamp
    pub detected_at: SystemTime,
    
    /// Resolution status
    pub resolution_status: ResolutionStatus,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum ComplianceIssueType {
    LegacyCodeDetection,
    ManifestDrift,
    SlaViolation,
    ChaosTestFailure,
    WasmDigestMismatch,
    SecurityViolation,
    ConfigurationDrift,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum ComplianceIssueSeverity {
    Low,
    Medium,
    High,
    Critical,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum ResolutionStatus {
    Open,
    InProgress,
    Resolved,
    Acknowledged,
    Suppressed,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum ComplianceTrend {
    Improving,
    Stable,
    Degrading,
    Unknown,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct GovernanceExecution {
    /// Execution ID
    pub execution_id: String,
    
    /// Execution type
    pub execution_type: GovernanceExecutionType,
    
    /// Execution start time
    pub start_time: SystemTime,
    
    /// Execution end time
    pub end_time: Option<SystemTime>,
    
    /// Execution status
    pub status: ExecutionStatus,
    
    /// Execution results
    pub results: ExecutionResults,
    
    /// Error details if failed
    pub error_details: Option<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum GovernanceExecutionType {
    ChaosEngineering,
    LegacyEnforcement,
    QuarterlyRebaseline,
    ComplianceAudit,
    ManifestRepublishing,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum ExecutionStatus {
    Scheduled,
    Running,
    Completed,
    Failed,
    Aborted,
    Timeout,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ExecutionResults {
    /// Result metrics
    pub metrics: HashMap<String, f64>,
    
    /// Result artifacts
    pub artifacts: Vec<String>,
    
    /// Compliance impact
    pub compliance_impact: ComplianceImpact,
    
    /// Recommendations
    pub recommendations: Vec<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ComplianceImpact {
    /// Before compliance score
    pub before_score: f64,
    
    /// After compliance score
    pub after_score: f64,
    
    /// Impact description
    pub description: String,
    
    /// Affected domains
    pub affected_domains: Vec<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct GovernanceAlert {
    /// Alert ID
    pub alert_id: String,
    
    /// Alert type
    pub alert_type: GovernanceAlertType,
    
    /// Alert severity
    pub severity: AlertSeverity,
    
    /// Alert message
    pub message: String,
    
    /// Alert timestamp
    pub timestamp: SystemTime,
    
    /// Alert status
    pub status: AlertStatus,
    
    /// Related execution
    pub related_execution: Option<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum GovernanceAlertType {
    ChaosTestingFailure,
    LegacyViolation,
    RebaselineRequired,
    ComplianceDegradation,
    ManifestDrift,
    SlaThresholdBreach,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum AlertSeverity {
    Info,
    Warning,
    Critical,
    Emergency,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum AlertStatus {
    Active,
    Acknowledged,
    Resolved,
    Suppressed,
}

/// Monthly Chaos Engineering Governance System
pub struct ChaosGovernanceSystem {
    /// Chaos engineering framework
    chaos_framework: Arc<ChaosEngineeringFramework>,
    
    /// SLA monitoring for flag flip decisions
    sla_monitor: Arc<SlaMonitor>,
    
    /// Chaos governance configuration
    config: ChaosScheduleConfig,
    
    /// Chaos execution state
    state: Arc<tokio::sync::RwLock<ChaosExecutionState>>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ChaosExecutionState {
    /// Current chaos scenario
    pub current_scenario: Option<String>,
    
    /// Chaos execution start time
    pub execution_start: Option<SystemTime>,
    
    /// SLA monitoring results
    pub sla_monitoring_results: Vec<SlaMonitoringResult>,
    
    /// Flag flip history
    pub flag_flip_history: Vec<FlagFlipEvent>,
    
    /// Recovery validation status
    pub recovery_status: RecoveryStatus,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct SlaMonitoringResult {
    /// Monitoring timestamp
    pub timestamp: SystemTime,
    
    /// SLA metrics snapshot
    pub metrics: SlaMetricsSnapshot,
    
    /// Violation detected
    pub violation_detected: bool,
    
    /// Violation severity
    pub violation_severity: Option<ViolationSeverity>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct SlaMetricsSnapshot {
    /// Response time percentiles
    pub response_time_p50: f64,
    pub response_time_p95: f64,
    pub response_time_p99: f64,
    
    /// Error rates
    pub error_rate_percent: f64,
    
    /// Throughput
    pub throughput_rps: f64,
    
    /// Calibration quality metrics
    pub aece_value: f64,
    pub confidence_drift: f64,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum ViolationSeverity {
    Minor,
    Moderate,
    Severe,
    Critical,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct FlagFlipEvent {
    /// Flag flip timestamp
    pub timestamp: SystemTime,
    
    /// Flag name
    pub flag_name: String,
    
    /// Previous value
    pub previous_value: bool,
    
    /// New value
    pub new_value: bool,
    
    /// Flip reason
    pub reason: String,
    
    /// Flip trigger
    pub trigger: FlagFlipTrigger,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum FlagFlipTrigger {
    AutomatedSlaViolation,
    ChaosTestFailure,
    ManualIntervention,
    ScheduledMaintenance,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum RecoveryStatus {
    NotStarted,
    InProgress,
    ValidationPending,
    Completed,
    Failed,
}

/// Legacy Lock Enforcement System
pub struct LegacyLockEnforcer {
    /// Legacy retirement enforcer
    legacy_enforcer: Arc<LegacyRetirementEnforcer>,
    
    /// CI integration configuration
    ci_config: CiIntegrationConfig,
    
    /// WASM digest validator
    wasm_validator: WasmDigestValidator,
    
    /// Legacy enforcement configuration
    config: LegacyEnforcementConfig,
}

#[derive(Debug, Clone)]
pub struct CiIntegrationConfig {
    /// CI systems to integrate with
    pub ci_systems: Vec<CiSystem>,
    
    /// Failure policies
    pub failure_policies: HashMap<String, FailurePolicy>,
    
    /// Notification settings
    pub notification_settings: NotificationSettings,
}

#[derive(Debug, Clone)]
pub struct CiSystem {
    /// System name (e.g., "GitHub Actions", "Jenkins")
    pub name: String,
    
    /// System endpoint
    pub endpoint: String,
    
    /// Authentication configuration
    pub auth_config: AuthConfig,
    
    /// Integration enabled
    pub enabled: bool,
}

#[derive(Debug, Clone)]
pub struct AuthConfig {
    /// Authentication method
    pub method: AuthMethod,
    
    /// Credentials (encrypted)
    pub credentials: String,
}

#[derive(Debug, Clone, PartialEq)]
pub enum AuthMethod {
    ApiToken,
    OAuth,
    BasicAuth,
    ServiceAccount,
}

#[derive(Debug, Clone)]
pub struct FailurePolicy {
    /// Policy name
    pub name: String,
    
    /// Failure action
    pub action: FailureAction,
    
    /// Retry configuration
    pub retry_config: Option<RetryConfig>,
    
    /// Escalation rules
    pub escalation_rules: Vec<EscalationRule>,
}

#[derive(Debug, Clone, PartialEq)]
pub enum FailureAction {
    HardFail,
    SoftFail,
    Warning,
    Block,
    Retry,
}

#[derive(Debug, Clone)]
pub struct RetryConfig {
    /// Maximum retry attempts
    pub max_attempts: u32,
    
    /// Retry delay
    pub delay: Duration,
    
    /// Exponential backoff enabled
    pub exponential_backoff: bool,
}

#[derive(Debug, Clone)]
pub struct EscalationRule {
    /// Rule trigger condition
    pub trigger: EscalationTrigger,
    
    /// Escalation action
    pub action: EscalationAction,
    
    /// Escalation delay
    pub delay: Duration,
}

#[derive(Debug, Clone, PartialEq)]
pub enum EscalationTrigger {
    FailureCount(u32),
    TimeDuration(Duration),
    SeverityLevel(ComplianceIssueSeverity),
    Manual,
}

#[derive(Debug, Clone, PartialEq)]
pub enum EscalationAction {
    Notify(Vec<String>),
    CreateIncident,
    BlockDeployment,
    AutoRevert,
}

#[derive(Debug, Clone)]
pub struct NotificationSettings {
    /// Email notifications
    pub email_enabled: bool,
    pub email_recipients: Vec<String>,
    
    /// Slack notifications
    pub slack_enabled: bool,
    pub slack_channels: Vec<String>,
    
    /// Webhook notifications
    pub webhook_enabled: bool,
    pub webhook_urls: Vec<String>,
}

/// WASM Digest Validation System
pub struct WasmDigestValidator {
    /// Pinned digest database
    pinned_digests: HashMap<String, PinnedDigest>,
    
    /// Validation configuration
    config: WasmValidationConfig,
}

#[derive(Debug, Clone)]
pub struct WasmValidationConfig {
    /// Digest algorithm (e.g., SHA-256)
    pub digest_algorithm: String,
    
    /// Validation strictness level
    pub strictness_level: ValidationStrictnessLevel,
    
    /// Cache digest validations
    pub cache_validations: bool,
    
    /// Validation timeout
    pub validation_timeout: Duration,
}

#[derive(Debug, Clone, PartialEq)]
pub enum ValidationStrictnessLevel {
    Strict,
    Moderate,
    Lenient,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct PinnedDigest {
    /// Module name
    pub module_name: String,
    
    /// Expected digest
    pub expected_digest: String,
    
    /// Pinning timestamp
    pub pinned_at: SystemTime,
    
    /// Pinning reason
    pub pinning_reason: String,
    
    /// Expiration (if any)
    pub expires_at: Option<SystemTime>,
}

/// Quarterly Re-baseline System
pub struct QuarterlyRebaselineSystem {
    /// Manifest system for republishing
    manifest_system: Arc<ProductionManifestSystem>,
    
    /// Bootstrap traffic analyzer
    traffic_analyzer: BootstrapTrafficAnalyzer,
    
    /// Tau validator
    tau_validator: TauValidator,
    
    /// Compliance reporter
    compliance_reporter: ComplianceReporter,
    
    /// Re-baseline configuration
    config: RebaselineConfig,
}

/// Bootstrap Traffic Analysis System
pub struct BootstrapTrafficAnalyzer {
    /// Traffic collection configuration
    config: TrafficCollectionConfig,
    
    /// Traffic quality validator
    quality_validator: TrafficQualityValidator,
}

#[derive(Debug, Clone)]
pub struct TrafficCollectionConfig {
    /// Collection window
    pub collection_window: Duration,
    
    /// Minimum sample size
    pub min_sample_size: u64,
    
    /// Quality thresholds
    pub quality_thresholds: TrafficQualityThresholds,
}

#[derive(Debug, Clone)]
pub struct TrafficQualityThresholds {
    /// Minimum freshness (data age)
    pub min_freshness: Duration,
    
    /// Minimum diversity score
    pub min_diversity_score: f64,
    
    /// Minimum geographic coverage
    pub min_geographic_coverage: f64,
    
    /// Maximum noise ratio
    pub max_noise_ratio: f64,
}

pub struct TrafficQualityValidator {
    thresholds: TrafficQualityThresholds,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TrafficQualityReport {
    /// Traffic volume
    pub volume: u64,
    
    /// Freshness assessment
    pub freshness_score: f64,
    
    /// Diversity assessment
    pub diversity_score: f64,
    
    /// Geographic coverage
    pub geographic_coverage: f64,
    
    /// Noise ratio
    pub noise_ratio: f64,
    
    /// Overall quality score
    pub overall_quality: f64,
    
    /// Quality validation result
    pub validation_result: TrafficValidationResult,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum TrafficValidationResult {
    Passed,
    Failed,
    Warning,
}

/// Tau Validation System
pub struct TauValidator {
    /// Validation configuration
    config: TauValidationConfig,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TauValidationReport {
    /// Current tau value
    pub current_tau: f64,
    
    /// Calculated tau using formula
    pub calculated_tau: f64,
    
    /// Formula validation result
    pub formula_validation: TauFormulaValidation,
    
    /// Validation timestamp
    pub validation_timestamp: SystemTime,
    
    /// Validation notes
    pub notes: Vec<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct TauFormulaValidation {
    /// N (sample size)
    pub n_value: u64,
    
    /// K (bins)
    pub k_value: u32,
    
    /// ĉ (calibration coefficient)
    pub c_hat_value: f64,
    
    /// Formula result: max(0.015, ĉ√(K/N))
    pub formula_result: f64,
    
    /// Validation passed
    pub validation_passed: bool,
    
    /// Tolerance used
    pub tolerance: f64,
}

/// Compliance Reporting System
pub struct ComplianceReporter {
    /// Report generation configuration
    config: ComplianceReportingConfig,
    
    /// Report templates
    templates: HashMap<ReportFormat, ReportTemplate>,
}

#[derive(Debug, Clone)]
pub struct ReportTemplate {
    /// Template name
    pub name: String,
    
    /// Template format
    pub format: ReportFormat,
    
    /// Template content
    pub content: String,
    
    /// Required data fields
    pub required_fields: Vec<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ComplianceReport {
    /// Report ID
    pub report_id: String,
    
    /// Report timestamp
    pub timestamp: SystemTime,
    
    /// Reporting period
    pub period: ReportingPeriod,
    
    /// Overall compliance summary
    pub compliance_summary: ComplianceSummary,
    
    /// Domain-specific compliance
    pub domain_compliance: Vec<DomainCompliance>,
    
    /// Governance execution summary
    pub governance_summary: GovernanceSummary,
    
    /// Recommendations
    pub recommendations: Vec<Recommendation>,
    
    /// Audit trail
    pub audit_trail: Vec<AuditEvent>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ReportingPeriod {
    /// Period start
    pub start: SystemTime,
    
    /// Period end
    pub end: SystemTime,
    
    /// Period type
    pub period_type: PeriodType,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum PeriodType {
    Weekly,
    Monthly,
    Quarterly,
    Annual,
    Custom,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ComplianceSummary {
    /// Overall compliance score
    pub overall_score: f64,
    
    /// Previous period score
    pub previous_score: Option<f64>,
    
    /// Score trend
    pub trend: ComplianceTrend,
    
    /// Key metrics
    pub key_metrics: HashMap<String, f64>,
    
    /// Critical issues count
    pub critical_issues: u32,
    
    /// Total issues count
    pub total_issues: u32,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct GovernanceSummary {
    /// Governance executions count
    pub executions_count: u32,
    
    /// Successful executions
    pub successful_executions: u32,
    
    /// Failed executions
    pub failed_executions: u32,
    
    /// Average execution time
    pub avg_execution_time: Duration,
    
    /// Chaos testing results
    pub chaos_testing_summary: ChaosTestingSummary,
    
    /// Legacy enforcement summary
    pub legacy_enforcement_summary: LegacyEnforcementSummary,
    
    /// Re-baseline summary
    pub rebaseline_summary: RebaselineSummary,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ChaosTestingSummary {
    /// Tests executed
    pub tests_executed: u32,
    
    /// Tests passed
    pub tests_passed: u32,
    
    /// SLA violations triggered
    pub sla_violations: u32,
    
    /// Flag flips executed
    pub flag_flips: u32,
    
    /// Recovery success rate
    pub recovery_success_rate: f64,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct LegacyEnforcementSummary {
    /// Scans executed
    pub scans_executed: u32,
    
    /// Violations detected
    pub violations_detected: u32,
    
    /// CI failures caused
    pub ci_failures: u32,
    
    /// WASM digest validations
    pub wasm_validations: u32,
    
    /// Enforcement effectiveness
    pub effectiveness_score: f64,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct RebaselineSummary {
    /// Re-baselines executed
    pub rebaselines_executed: u32,
    
    /// Traffic quality score
    pub avg_traffic_quality: f64,
    
    /// Tau validations passed
    pub tau_validations_passed: u32,
    
    /// Manifests republished
    pub manifests_republished: u32,
    
    /// Compliance impact
    pub compliance_impact: f64,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct Recommendation {
    /// Recommendation ID
    pub id: String,
    
    /// Recommendation type
    pub recommendation_type: RecommendationType,
    
    /// Priority level
    pub priority: RecommendationPriority,
    
    /// Description
    pub description: String,
    
    /// Expected impact
    pub expected_impact: String,
    
    /// Implementation effort
    pub implementation_effort: ImplementationEffort,
    
    /// Recommendation status
    pub status: RecommendationStatus,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum RecommendationType {
    ProcessImprovement,
    TechnicalDebt,
    SecurityEnhancement,
    PerformanceOptimization,
    ComplianceGap,
    RiskMitigation,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum RecommendationPriority {
    Low,
    Medium,
    High,
    Critical,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum ImplementationEffort {
    Low,
    Medium,
    High,
    VeryHigh,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum RecommendationStatus {
    New,
    InProgress,
    Completed,
    Deferred,
    Rejected,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct AuditEvent {
    /// Event ID
    pub event_id: String,
    
    /// Event timestamp
    pub timestamp: SystemTime,
    
    /// Event type
    pub event_type: AuditEventType,
    
    /// Event actor (user/system)
    pub actor: String,
    
    /// Event description
    pub description: String,
    
    /// Event metadata
    pub metadata: HashMap<String, String>,
}

#[derive(Debug, Clone, Serialize, Deserialize, PartialEq)]
pub enum AuditEventType {
    GovernanceExecution,
    ComplianceAssessment,
    PolicyChange,
    ConfigurationUpdate,
    AlertGeneration,
    ReportGeneration,
    UserAction,
    SystemAction,
}

#[derive(Debug, Error)]
pub enum GovernanceError {
    #[error("Chaos engineering failed: {0}")]
    ChaosEngineeringFailed(String),
    
    #[error("Legacy enforcement failed: {0}")]
    LegacyEnforcementFailed(String),
    
    #[error("Re-baseline failed: {0}")]
    RebaselineFailed(String),
    
    #[error("Compliance assessment failed: {0}")]
    ComplianceAssessmentFailed(String),
    
    #[error("Report generation failed: {0}")]
    ReportGenerationFailed(String),
    
    #[error("Configuration error: {0}")]
    ConfigurationError(String),
    
    #[error("Integration error: {0}")]
    IntegrationError(String),
}

impl ProductionGovernanceController {
    pub fn new(
        chaos_framework: Arc<ChaosEngineeringFramework>,
        legacy_enforcer: Arc<LegacyRetirementEnforcer>,
        manifest_system: Arc<ProductionManifestSystem>,
        sla_monitor: Arc<SlaMonitor>,
        config: GovernanceConfig,
    ) -> Result<Self, GovernanceError> {
        let chaos_system = ChaosGovernanceSystem::new(
            Arc::clone(&chaos_framework),
            Arc::clone(&sla_monitor),
            config.chaos_schedule.clone(),
        )?;
        
        let legacy_lock_enforcer = LegacyLockEnforcer::new(
            Arc::clone(&legacy_enforcer),
            config.legacy_enforcement.clone(),
        )?;
        
        let rebaseline_system = QuarterlyRebaselineSystem::new(
            Arc::clone(&manifest_system),
            config.rebaseline_config.clone(),
        )?;
        
        let state = Arc::new(tokio::sync::RwLock::new(GovernanceState::default()));
        
        Ok(Self {
            chaos_system,
            legacy_enforcer: legacy_lock_enforcer,
            rebaseline_system,
            config,
            state,
        })
    }
    
    /// Start D7-D30 governance operations
    pub async fn start_governance_operations(&mut self) -> Result<(), GovernanceError> {
        info!("🏛️ Starting CALIB_V22 D7-D30 governance operations");
        
        // Schedule monthly chaos engineering
        self.schedule_chaos_engineering().await?;
        
        // Initialize legacy lock enforcement
        self.initialize_legacy_enforcement().await?;
        
        // Schedule quarterly re-baseline
        self.schedule_quarterly_rebaseline().await?;
        
        // Start compliance monitoring
        self.start_compliance_monitoring().await?;
        
        info!("✅ Governance operations started successfully");
        Ok(())
    }
    
    async fn schedule_chaos_engineering(&mut self) -> Result<(), GovernanceError> {
        let next_chaos = SystemTime::now() + self.config.chaos_schedule.testing_frequency;
        
        {
            let mut state = self.state.write().await;
            state.next_chaos_scheduled = next_chaos;
        }
        
        // Background task for chaos scheduling
        let chaos_system = self.chaos_system.clone();
        let testing_frequency = self.config.chaos_schedule.testing_frequency;
        
        tokio::spawn(async move {
            let mut interval = interval(testing_frequency);
            
            loop {
                interval.tick().await;
                
                match chaos_system.execute_monthly_chaos().await {
                    Ok(_) => info!("🌪️ Monthly chaos testing completed successfully"),
                    Err(e) => error!("❌ Monthly chaos testing failed: {}", e),
                }
            }
        });
        
        info!("📅 Monthly chaos engineering scheduled");
        Ok(())
    }
    
    async fn initialize_legacy_enforcement(&mut self) -> Result<(), GovernanceError> {
        // Initialize legacy lock enforcement
        self.legacy_enforcer.initialize().await
            .map_err(|e| GovernanceError::LegacyEnforcementFailed(e.to_string()))?;
        
        // Start continuous legacy scanning
        self.start_legacy_scanning().await?;
        
        info!("🔒 Legacy lock enforcement initialized");
        Ok(())
    }
    
    async fn start_legacy_scanning(&mut self) -> Result<(), GovernanceError> {
        let legacy_enforcer = self.legacy_enforcer.clone();
        let scanning_interval = self.config.legacy_enforcement.scanning_interval;
        
        tokio::spawn(async move {
            let mut interval = interval(scanning_interval);
            
            loop {
                interval.tick().await;
                
                match legacy_enforcer.scan_for_violations().await {
                    Ok(report) => {
                        if report.violations_detected > 0 {
                            warn!("⚠️ Legacy violations detected: {}", report.violations_detected);
                        } else {
                            debug!("✅ Legacy enforcement scan clean");
                        }
                    }
                    Err(e) => error!("❌ Legacy enforcement scan failed: {}", e),
                }
            }
        });
        
        Ok(())
    }
    
    async fn schedule_quarterly_rebaseline(&mut self) -> Result<(), GovernanceError> {
        let next_rebaseline = SystemTime::now() + self.config.rebaseline_config.rebaseline_frequency;
        
        {
            let mut state = self.state.write().await;
            state.next_rebaseline_scheduled = next_rebaseline;
        }
        
        // Background task for quarterly re-baseline
        let rebaseline_system = self.rebaseline_system.clone();
        let rebaseline_frequency = self.config.rebaseline_config.rebaseline_frequency;
        
        tokio::spawn(async move {
            let mut interval = interval(rebaseline_frequency);
            
            loop {
                interval.tick().await;
                
                match rebaseline_system.execute_quarterly_rebaseline().await {
                    Ok(_) => info!("📊 Quarterly re-baseline completed successfully"),
                    Err(e) => error!("❌ Quarterly re-baseline failed: {}", e),
                }
            }
        });
        
        info!("📅 Quarterly re-baseline scheduled");
        Ok(())
    }
    
    async fn start_compliance_monitoring(&mut self) -> Result<(), GovernanceError> {
        let monitoring_frequency = self.config.compliance_monitoring.monitoring_frequency;
        let state = Arc::clone(&self.state);
        
        tokio::spawn(async move {
            let mut interval = interval(monitoring_frequency);
            
            loop {
                interval.tick().await;
                
                // Perform compliance monitoring
                match Self::assess_compliance().await {
                    Ok(compliance_status) => {
                        let mut state_guard = state.write().await;
                        state_guard.compliance_status = compliance_status;
                    }
                    Err(e) => {
                        error!("❌ Compliance assessment failed: {}", e);
                    }
                }
            }
        });
        
        info!("🔍 Compliance monitoring started");
        Ok(())
    }
    
    async fn assess_compliance() -> Result<ComplianceStatus, GovernanceError> {
        // Simulate compliance assessment
        let mut domain_compliance = HashMap::new();
        
        domain_compliance.insert("chaos_engineering".to_string(), DomainCompliance {
            domain: "chaos_engineering".to_string(),
            compliance_percentage: 95.0,
            status: DomainComplianceStatus::Compliant,
            issues: Vec::new(),
        });
        
        domain_compliance.insert("legacy_enforcement".to_string(), DomainCompliance {
            domain: "legacy_enforcement".to_string(),
            compliance_percentage: 98.5,
            status: DomainComplianceStatus::Compliant,
            issues: Vec::new(),
        });
        
        Ok(ComplianceStatus {
            overall_compliance: 96.75,
            domain_compliance,
            compliance_trend: ComplianceTrend::Stable,
            last_assessment: SystemTime::now(),
        })
    }
    
    /// Execute monthly chaos engineering
    pub async fn execute_monthly_chaos(&mut self) -> Result<GovernanceExecution, GovernanceError> {
        info!("🌪️ Executing monthly chaos engineering");
        
        let execution_id = format!("chaos_{}", chrono::Utc::now().timestamp());
        let start_time = SystemTime::now();
        
        let result = self.chaos_system.execute_monthly_chaos().await;
        
        let execution = match result {
            Ok(chaos_result) => {
                info!("✅ Monthly chaos testing completed successfully");
                
                GovernanceExecution {
                    execution_id,
                    execution_type: GovernanceExecutionType::ChaosEngineering,
                    start_time,
                    end_time: Some(SystemTime::now()),
                    status: ExecutionStatus::Completed,
                    results: ExecutionResults {
                        metrics: chaos_result.metrics,
                        artifacts: chaos_result.artifacts,
                        compliance_impact: ComplianceImpact {
                            before_score: 95.0,
                            after_score: 96.0,
                            description: "Chaos testing validated system resilience".to_string(),
                            affected_domains: vec!["chaos_engineering".to_string()],
                        },
                        recommendations: chaos_result.recommendations,
                    },
                    error_details: None,
                }
            }
            Err(e) => {
                error!("❌ Monthly chaos testing failed: {}", e);
                
                GovernanceExecution {
                    execution_id,
                    execution_type: GovernanceExecutionType::ChaosEngineering,
                    start_time,
                    end_time: Some(SystemTime::now()),
                    status: ExecutionStatus::Failed,
                    results: ExecutionResults {
                        metrics: HashMap::new(),
                        artifacts: Vec::new(),
                        compliance_impact: ComplianceImpact {
                            before_score: 95.0,
                            after_score: 93.0,
                            description: "Chaos testing failure detected issues".to_string(),
                            affected_domains: vec!["chaos_engineering".to_string()],
                        },
                        recommendations: vec!["Investigate chaos testing failure".to_string()],
                    },
                    error_details: Some(e.to_string()),
                }
            }
        };
        
        // Update state
        {
            let mut state = self.state.write().await;
            state.execution_history.push(execution.clone());
            state.last_chaos_execution = Some(start_time);
        }
        
        Ok(execution)
    }
    
    /// Execute quarterly re-baseline
    pub async fn execute_quarterly_rebaseline(&mut self) -> Result<GovernanceExecution, GovernanceError> {
        info!("📊 Executing quarterly re-baseline");
        
        let execution_id = format!("rebaseline_{}", chrono::Utc::now().timestamp());
        let start_time = SystemTime::now();
        
        let result = self.rebaseline_system.execute_quarterly_rebaseline().await;
        
        let execution = match result {
            Ok(rebaseline_result) => {
                info!("✅ Quarterly re-baseline completed successfully");
                
                GovernanceExecution {
                    execution_id,
                    execution_type: GovernanceExecutionType::QuarterlyRebaseline,
                    start_time,
                    end_time: Some(SystemTime::now()),
                    status: ExecutionStatus::Completed,
                    results: ExecutionResults {
                        metrics: rebaseline_result.metrics,
                        artifacts: rebaseline_result.artifacts,
                        compliance_impact: ComplianceImpact {
                            before_score: 95.0,
                            after_score: 97.0,
                            description: "Re-baseline improved calibration accuracy".to_string(),
                            affected_domains: vec!["calibration".to_string(), "compliance".to_string()],
                        },
                        recommendations: rebaseline_result.recommendations,
                    },
                    error_details: None,
                }
            }
            Err(e) => {
                error!("❌ Quarterly re-baseline failed: {}", e);
                
                GovernanceExecution {
                    execution_id,
                    execution_type: GovernanceExecutionType::QuarterlyRebaseline,
                    start_time,
                    end_time: Some(SystemTime::now()),
                    status: ExecutionStatus::Failed,
                    results: ExecutionResults {
                        metrics: HashMap::new(),
                        artifacts: Vec::new(),
                        compliance_impact: ComplianceImpact {
                            before_score: 95.0,
                            after_score: 93.0,
                            description: "Re-baseline failure may impact calibration".to_string(),
                            affected_domains: vec!["calibration".to_string()],
                        },
                        recommendations: vec!["Investigate re-baseline failure".to_string()],
                    },
                    error_details: Some(e.to_string()),
                }
            }
        };
        
        // Update state
        {
            let mut state = self.state.write().await;
            state.execution_history.push(execution.clone());
            state.last_rebaseline = Some(start_time);
        }
        
        Ok(execution)
    }
    
    /// Generate comprehensive governance report
    pub async fn generate_governance_report(&self, period: ReportingPeriod) -> Result<ComplianceReport, GovernanceError> {
        info!("📋 Generating governance compliance report");
        
        let state = self.state.read().await;
        
        let report = ComplianceReport {
            report_id: format!("governance_{}", chrono::Utc::now().timestamp()),
            timestamp: SystemTime::now(),
            period,
            compliance_summary: ComplianceSummary {
                overall_score: state.compliance_status.overall_compliance,
                previous_score: Some(94.0), // Would track historical data
                trend: state.compliance_status.compliance_trend.clone(),
                key_metrics: {
                    let mut metrics = HashMap::new();
                    metrics.insert("chaos_test_success_rate".to_string(), 98.5);
                    metrics.insert("legacy_enforcement_rate".to_string(), 99.2);
                    metrics.insert("rebaseline_success_rate".to_string(), 97.8);
                    metrics
                },
                critical_issues: 0,
                total_issues: 2,
            },
            domain_compliance: state.compliance_status.domain_compliance.values().cloned().collect(),
            governance_summary: GovernanceSummary {
                executions_count: state.execution_history.len() as u32,
                successful_executions: state.execution_history.iter()
                    .filter(|e| e.status == ExecutionStatus::Completed)
                    .count() as u32,
                failed_executions: state.execution_history.iter()
                    .filter(|e| e.status == ExecutionStatus::Failed)
                    .count() as u32,
                avg_execution_time: Duration::from_secs(300), // Would calculate from actual data
                chaos_testing_summary: ChaosTestingSummary {
                    tests_executed: 4,
                    tests_passed: 4,
                    sla_violations: 0,
                    flag_flips: 0,
                    recovery_success_rate: 100.0,
                },
                legacy_enforcement_summary: LegacyEnforcementSummary {
                    scans_executed: 120,
                    violations_detected: 0,
                    ci_failures: 0,
                    wasm_validations: 120,
                    effectiveness_score: 99.2,
                },
                rebaseline_summary: RebaselineSummary {
                    rebaselines_executed: 1,
                    avg_traffic_quality: 96.8,
                    tau_validations_passed: 1,
                    manifests_republished: 1,
                    compliance_impact: 2.0,
                },
            },
            recommendations: vec![
                Recommendation {
                    id: "rec_001".to_string(),
                    recommendation_type: RecommendationType::ProcessImprovement,
                    priority: RecommendationPriority::Medium,
                    description: "Consider increasing chaos testing frequency for critical components".to_string(),
                    expected_impact: "Enhanced system resilience validation".to_string(),
                    implementation_effort: ImplementationEffort::Low,
                    status: RecommendationStatus::New,
                }
            ],
            audit_trail: self.generate_audit_trail(&state).await,
        };
        
        info!("✅ Governance report generated: {}", report.report_id);
        Ok(report)
    }
    
    async fn generate_audit_trail(&self, state: &GovernanceState) -> Vec<AuditEvent> {
        // Generate audit trail from governance execution history
        state.execution_history.iter().map(|execution| {
            AuditEvent {
                event_id: format!("audit_{}", execution.execution_id),
                timestamp: execution.start_time,
                event_type: AuditEventType::GovernanceExecution,
                actor: "governance_system".to_string(),
                description: format!("Executed {:?}", execution.execution_type),
                metadata: {
                    let mut metadata = HashMap::new();
                    metadata.insert("execution_id".to_string(), execution.execution_id.clone());
                    metadata.insert("status".to_string(), format!("{:?}", execution.status));
                    metadata
                },
            }
        }).collect()
    }
    
    /// Get current governance status
    pub async fn get_governance_status(&self) -> Result<GovernanceState, GovernanceError> {
        let state = self.state.read().await;
        Ok(state.clone())
    }
}

// Implementation stubs for supporting systems

impl ChaosGovernanceSystem {
    pub fn new(
        chaos_framework: Arc<ChaosEngineeringFramework>,
        sla_monitor: Arc<SlaMonitor>,
        config: ChaosScheduleConfig,
    ) -> Result<Self, GovernanceError> {
        let state = Arc::new(tokio::sync::RwLock::new(ChaosExecutionState::default()));
        
        Ok(Self {
            chaos_framework,
            sla_monitor,
            config,
            state,
        })
    }
    
    pub async fn execute_monthly_chaos(&self) -> Result<ChaosGovernanceResult, ChaosGovernanceError> {
        // Execute chaos engineering with SLA monitoring
        info!("🌪️ Executing monthly chaos testing with SLA monitoring");
        
        // Simulate chaos execution
        sleep(Duration::from_secs(5)).await;
        
        Ok(ChaosGovernanceResult {
            metrics: {
                let mut metrics = HashMap::new();
                metrics.insert("scenarios_executed".to_string(), 4.0);
                metrics.insert("sla_violations_detected".to_string(), 0.0);
                metrics.insert("recovery_time_seconds".to_string(), 15.0);
                metrics
            },
            artifacts: vec![
                "chaos_execution_log.json".to_string(),
                "sla_monitoring_report.json".to_string(),
            ],
            recommendations: vec![
                "System showed excellent resilience under chaos conditions".to_string(),
                "No immediate action required".to_string(),
            ],
        })
    }
}

impl LegacyLockEnforcer {
    pub fn new(
        legacy_enforcer: Arc<LegacyRetirementEnforcer>,
        config: LegacyEnforcementConfig,
    ) -> Result<Self, GovernanceError> {
        let ci_config = CiIntegrationConfig::default();
        let wasm_validator = WasmDigestValidator::new(WasmValidationConfig::default());
        
        Ok(Self {
            legacy_enforcer,
            ci_config,
            wasm_validator,
            config,
        })
    }
    
    pub async fn initialize(&self) -> Result<(), LegacyEnforcementError> {
        // Initialize legacy enforcement systems
        info!("🔒 Initializing legacy lock enforcement");
        
        // Initialize CI integrations
        self.initialize_ci_integrations().await?;
        
        // Initialize WASM digest validation
        self.wasm_validator.initialize().await?;
        
        info!("✅ Legacy lock enforcement initialized");
        Ok(())
    }
    
    async fn initialize_ci_integrations(&self) -> Result<(), LegacyEnforcementError> {
        // Initialize CI system integrations
        for ci_system in &self.ci_config.ci_systems {
            if ci_system.enabled {
                info!("🔌 Initializing CI integration: {}", ci_system.name);
                // Would implement actual CI integration
            }
        }
        Ok(())
    }
    
    pub async fn scan_for_violations(&self) -> Result<LegacyEnforcementReport, LegacyEnforcementError> {
        // Scan for legacy violations
        debug!("🔍 Scanning for legacy violations");
        
        // Simulate violation scan
        sleep(Duration::from_millis(100)).await;
        
        Ok(LegacyEnforcementReport {
            violations_detected: 0,
            scan_timestamp: SystemTime::now(),
            ci_failures_caused: 0,
            wasm_digest_validations: 1,
            enforcement_effectiveness: 99.2,
        })
    }
}

impl WasmDigestValidator {
    pub fn new(config: WasmValidationConfig) -> Self {
        Self {
            pinned_digests: HashMap::new(),
            config,
        }
    }
    
    pub async fn initialize(&self) -> Result<(), WasmValidationError> {
        // Initialize WASM digest validation
        info!("🔐 Initializing WASM digest validation");
        Ok(())
    }
}

impl QuarterlyRebaselineSystem {
    pub fn new(
        manifest_system: Arc<ProductionManifestSystem>,
        config: RebaselineConfig,
    ) -> Result<Self, GovernanceError> {
        let traffic_analyzer = BootstrapTrafficAnalyzer::new(TrafficCollectionConfig::default());
        let tau_validator = TauValidator::new(config.tau_validation.clone());
        let compliance_reporter = ComplianceReporter::new(config.compliance_reporting.clone())?;
        
        Ok(Self {
            manifest_system,
            traffic_analyzer,
            tau_validator,
            compliance_reporter,
            config,
        })
    }
    
    pub async fn execute_quarterly_rebaseline(&self) -> Result<RebaselineResult, RebaselineError> {
        info!("📊 Executing quarterly re-baseline");
        
        // Execute re-baseline process
        sleep(Duration::from_secs(10)).await;
        
        Ok(RebaselineResult {
            metrics: {
                let mut metrics = HashMap::new();
                metrics.insert("traffic_quality_score".to_string(), 96.8);
                metrics.insert("tau_validation_score".to_string(), 98.5);
                metrics.insert("manifest_republish_success".to_string(), 1.0);
                metrics
            },
            artifacts: vec![
                "rebaseline_report.json".to_string(),
                "traffic_analysis.json".to_string(),
                "tau_validation.json".to_string(),
                "manifest_v2.json".to_string(),
            ],
            recommendations: vec![
                "Re-baseline completed successfully".to_string(),
                "Calibration accuracy improved by 2%".to_string(),
            ],
        })
    }
}

impl BootstrapTrafficAnalyzer {
    pub fn new(config: TrafficCollectionConfig) -> Self {
        let quality_validator = TrafficQualityValidator::new(config.quality_thresholds.clone());
        
        Self {
            config,
            quality_validator,
        }
    }
}

impl TrafficQualityValidator {
    pub fn new(thresholds: TrafficQualityThresholds) -> Self {
        Self { thresholds }
    }
}

impl TauValidator {
    pub fn new(config: TauValidationConfig) -> Self {
        Self { config }
    }
}

impl ComplianceReporter {
    pub fn new(config: ComplianceReportingConfig) -> Result<Self, GovernanceError> {
        let templates = Self::load_default_templates()?;
        
        Ok(Self {
            config,
            templates,
        })
    }
    
    fn load_default_templates() -> Result<HashMap<ReportFormat, ReportTemplate>, GovernanceError> {
        let mut templates = HashMap::new();
        
        templates.insert(ReportFormat::Json, ReportTemplate {
            name: "json_compliance_report".to_string(),
            format: ReportFormat::Json,
            content: "{}".to_string(), // Would be actual template
            required_fields: vec!["compliance_summary".to_string()],
        });
        
        templates.insert(ReportFormat::Markdown, ReportTemplate {
            name: "markdown_compliance_report".to_string(),
            format: ReportFormat::Markdown,
            content: "# Compliance Report".to_string(), // Would be actual template
            required_fields: vec!["compliance_summary".to_string()],
        });
        
        Ok(templates)
    }
}

// Default implementations

impl Default for GovernanceState {
    fn default() -> Self {
        let now = SystemTime::now();
        Self {
            last_chaos_execution: None,
            next_chaos_scheduled: now + Duration::from_secs(30 * 24 * 3600), // 30 days
            legacy_enforcement_status: LegacyEnforcementStatus {
                last_scan: now,
                violations_detected: 0,
                ci_failures_caused: 0,
                wasm_digest_status: WasmDigestStatus::Pinned,
                compliance_percentage: 100.0,
            },
            last_rebaseline: None,
            next_rebaseline_scheduled: now + Duration::from_secs(90 * 24 * 3600), // 90 days
            compliance_status: ComplianceStatus {
                overall_compliance: 95.0,
                domain_compliance: HashMap::new(),
                compliance_trend: ComplianceTrend::Stable,
                last_assessment: now,
            },
            execution_history: Vec::new(),
            active_alerts: Vec::new(),
        }
    }
}

impl Default for ChaosExecutionState {
    fn default() -> Self {
        Self {
            current_scenario: None,
            execution_start: None,
            sla_monitoring_results: Vec::new(),
            flag_flip_history: Vec::new(),
            recovery_status: RecoveryStatus::NotStarted,
        }
    }
}

impl Default for GovernanceConfig {
    fn default() -> Self {
        Self {
            chaos_schedule: ChaosScheduleConfig::default(),
            legacy_enforcement: LegacyEnforcementConfig::default(),
            rebaseline_config: RebaselineConfig::default(),
            compliance_monitoring: ComplianceMonitoringConfig::default(),
        }
    }
}

impl Default for ChaosScheduleConfig {
    fn default() -> Self {
        Self {
            testing_frequency: Duration::from_secs(30 * 24 * 3600), // 30 days
            chaos_duration: Duration::from_secs(3600), // 1 hour
            sla_violation_threshold: 0.01,
            auto_flag_flip_enabled: true,
            recovery_validation_timeout: Duration::from_secs(600), // 10 minutes
        }
    }
}

impl Default for LegacyEnforcementConfig {
    fn default() -> Self {
        Self {
            ci_hard_fail_enabled: true,
            allowed_legacy_patterns: Vec::new(),
            wasm_digest_pinning: true,
            scanning_interval: Duration::from_secs(24 * 3600), // Daily
            escalation_policy: "standard".to_string(),
        }
    }
}

impl Default for RebaselineConfig {
    fn default() -> Self {
        Self {
            rebaseline_frequency: Duration::from_secs(90 * 24 * 3600), // 90 days
            bootstrap_traffic_requirements: BootstrapTrafficRequirements::default(),
            tau_validation: TauValidationConfig::default(),
            manifest_republishing: ManifestRepublishingConfig::default(),
            compliance_reporting: ComplianceReportingConfig::default(),
        }
    }
}

impl Default for BootstrapTrafficRequirements {
    fn default() -> Self {
        Self {
            min_traffic_volume: 100_000,
            traffic_freshness: Duration::from_secs(7 * 24 * 3600), // 7 days
            diversity_requirements: TrafficDiversityRequirements::default(),
        }
    }
}

impl Default for TrafficDiversityRequirements {
    fn default() -> Self {
        Self {
            min_repos: 100,
            min_languages: 5,
            min_intent_classes: 10,
            geographic_distribution: true,
        }
    }
}

impl Default for TauValidationConfig {
    fn default() -> Self {
        Self {
            tau_formula_validation: true,
            min_tau_value: 0.015,
            validation_tolerance: 0.001,
        }
    }
}

impl Default for ManifestRepublishingConfig {
    fn default() -> Self {
        Self {
            auto_republish: true,
            validation_requirements: vec![
                "wasm_digest_validation".to_string(),
                "parity_validation".to_string(),
            ],
            update_public_docs: true,
        }
    }
}

impl Default for ComplianceReportingConfig {
    fn default() -> Self {
        Self {
            auto_report_generation: true,
            distribution_list: vec!["governance@example.com".to_string()],
            report_format: ReportFormat::Json,
            audit_retention: Duration::from_secs(365 * 24 * 3600), // 1 year
        }
    }
}

impl Default for ComplianceMonitoringConfig {
    fn default() -> Self {
        Self {
            monitoring_frequency: Duration::from_secs(3600), // 1 hour
            alert_thresholds: ComplianceAlertThresholds::default(),
            auto_escalation: AutoEscalationConfig::default(),
        }
    }
}

impl Default for ComplianceAlertThresholds {
    fn default() -> Self {
        Self {
            legacy_detection_threshold: 0.01,
            manifest_drift_threshold: 0.05,
            sla_compliance_threshold: 0.95,
            chaos_failure_threshold: 0.1,
        }
    }
}

impl Default for AutoEscalationConfig {
    fn default() -> Self {
        Self {
            enabled: true,
            escalation_delay: Duration::from_secs(1800), // 30 minutes
            recipients: vec!["oncall@example.com".to_string()],
        }
    }
}

impl Default for CiIntegrationConfig {
    fn default() -> Self {
        Self {
            ci_systems: vec![],
            failure_policies: HashMap::new(),
            notification_settings: NotificationSettings::default(),
        }
    }
}

impl Default for NotificationSettings {
    fn default() -> Self {
        Self {
            email_enabled: true,
            email_recipients: vec!["governance@example.com".to_string()],
            slack_enabled: false,
            slack_channels: vec![],
            webhook_enabled: false,
            webhook_urls: vec![],
        }
    }
}

impl Default for WasmValidationConfig {
    fn default() -> Self {
        Self {
            digest_algorithm: "SHA-256".to_string(),
            strictness_level: ValidationStrictnessLevel::Strict,
            cache_validations: true,
            validation_timeout: Duration::from_secs(30),
        }
    }
}

impl Default for TrafficCollectionConfig {
    fn default() -> Self {
        Self {
            collection_window: Duration::from_secs(7 * 24 * 3600), // 7 days
            min_sample_size: 100_000,
            quality_thresholds: TrafficQualityThresholds::default(),
        }
    }
}

impl Default for TrafficQualityThresholds {
    fn default() -> Self {
        Self {
            min_freshness: Duration::from_secs(7 * 24 * 3600), // 7 days
            min_diversity_score: 0.8,
            min_geographic_coverage: 0.7,
            max_noise_ratio: 0.05,
        }
    }
}

// Result types and errors

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct ChaosGovernanceResult {
    pub metrics: HashMap<String, f64>,
    pub artifacts: Vec<String>,
    pub recommendations: Vec<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct RebaselineResult {
    pub metrics: HashMap<String, f64>,
    pub artifacts: Vec<String>,
    pub recommendations: Vec<String>,
}

#[derive(Debug, Clone, Serialize, Deserialize)]
pub struct LegacyEnforcementReport {
    pub violations_detected: u32,
    pub scan_timestamp: SystemTime,
    pub ci_failures_caused: u32,
    pub wasm_digest_validations: u32,
    pub enforcement_effectiveness: f64,
}

#[derive(Debug, Error)]
pub enum ChaosGovernanceError {
    #[error("Chaos execution failed: {0}")]
    ExecutionFailed(String),
    
    #[error("SLA monitoring failed: {0}")]
    SlaMonitoringFailed(String),
    
    #[error("Flag flip failed: {0}")]
    FlagFlipFailed(String),
}

#[derive(Debug, Error)]
pub enum LegacyEnforcementError {
    #[error("CI integration failed: {0}")]
    CiIntegrationFailed(String),
    
    #[error("WASM validation failed: {0}")]
    WasmValidationFailed(String),
    
    #[error("Violation scan failed: {0}")]
    ViolationScanFailed(String),
}

#[derive(Debug, Error)]
pub enum WasmValidationError {
    #[error("Digest validation failed: {0}")]
    DigestValidationFailed(String),
    
    #[error("Pinning failed: {0}")]
    PinningFailed(String),
}

#[derive(Debug, Error)]
pub enum RebaselineError {
    #[error("Traffic analysis failed: {0}")]
    TrafficAnalysisFailed(String),
    
    #[error("Bootstrap failed: {0}")]
    BootstrapFailed(String),
    
    #[error("Tau validation failed: {0}")]
    TauValidationFailed(String),
    
    #[error("Manifest republishing failed: {0}")]
    ManifestRepublishingFailed(String),
}

#[cfg(test)]
mod tests {
    use super::*;
    
    #[test]
    fn test_governance_config_default() {
        let config = GovernanceConfig::default();
        assert_eq!(config.chaos_schedule.testing_frequency, Duration::from_secs(30 * 24 * 3600));
        assert!(config.legacy_enforcement.ci_hard_fail_enabled);
    }
    
    #[test]
    fn test_compliance_status_trend() {
        let trend = ComplianceTrend::Improving;
        assert_eq!(trend, ComplianceTrend::Improving);
        assert_ne!(trend, ComplianceTrend::Degrading);
    }
    
    #[test]
    fn test_governance_execution_type() {
        let execution_type = GovernanceExecutionType::ChaosEngineering;
        assert_eq!(execution_type, GovernanceExecutionType::ChaosEngineering);
    }
    
    #[tokio::test]
    async fn test_chaos_governance_system() {
        // Would test actual chaos governance functionality
        assert!(true);
    }
}