//! Compliance automation and report generation tests
//! Validates automated compliance monitoring and regulatory submission processes
#![allow(unused_crate_dependencies)]

// TODO: Re-enable when compliance module is working
// use core::compliance::compliance_reporting::*;
// use chrono::{DateTime, Utc, Duration};
// use std::collections::HashMap;
// use tokio;

// TODO: Re-enable this entire test file when compliance module is implemented
/*
#[tokio::test]
async fn test_automated_mifid_ii_reporting() {
    // Test automated MiFID II transaction reporting generation
    let config = ComplianceReportingConfig {
        database_url: "postgresql://test:test@localhost/compliance_test".to_string(),
        retention_policies: create_test_retention_policies(),
        encryption_config: create_test_encryption_config(),
        report_templates: create_mifid_report_templates(),
        ..Default::default()
    };

    let reporter = ComplianceReporter::new(config).await.unwrap();

    // Generate test trading events
    let trading_events = create_test_trading_events(100);

    for event in &trading_events {
        reporter.log_event(event).await.unwrap();
    }

    // Generate MiFID II RTS 22 report
    let report_request = ReportRequest {
        report_type: ReportType::MiFIDII_RTS22,
        start_date: Utc::now() - Duration::days(1),
        end_date: Utc::now(),
        format: ReportFormat::XML,
        filters: HashMap::new(),
    };

    let report = reporter.generate_report(&report_request).await.unwrap();

    // Verify MiFID II report structure
    assert!(report.content.contains("<?xml version=\"1.0\""));
    assert!(report.content.contains("RTS22"));
    assert!(report.content.contains("transaction"));
    assert!(report.metadata.total_records == trading_events.len());
    assert!(report.metadata.compliance_verified);
}

#[tokio::test]
async fn test_sox_internal_controls_automation() {
    // Test automated SOX internal controls monitoring
    let config = ComplianceReportingConfig {
        database_url: "postgresql://test:test@localhost/compliance_test".to_string(),
        retention_policies: create_test_retention_policies(),
        encryption_config: create_test_encryption_config(),
        report_templates: create_sox_report_templates(),
        ..Default::default()
    };

    let reporter = ComplianceReporter::new(config).await.unwrap();

    // Simulate SOX control events
    let control_events = vec![
        create_sox_control_event("ACCESS_CONTROL", "USER_LOGIN", true),
        create_sox_control_event("SEGREGATION_DUTIES", "TRADE_APPROVAL", true),
        create_sox_control_event("CHANGE_MANAGEMENT", "SYSTEM_UPDATE", false), // Control failure
        create_sox_control_event("DATA_INTEGRITY", "BACKUP_VERIFICATION", true),
    ];

    for event in &control_events {
        reporter.log_event(event).await.unwrap();
    }

    // Generate SOX Section 404 report
    let report_request = ReportRequest {
        report_type: ReportType::SOX_Section404,
        start_date: Utc::now() - Duration::days(90), // Quarterly report
        end_date: Utc::now(),
        format: ReportFormat::PDF,
        filters: HashMap::new(),
    };

    let report = reporter.generate_report(&report_request).await.unwrap();

    // Verify SOX report contains control testing results
    assert!(report.content.len() > 1000); // PDF should have substantial content
    assert!(report.metadata.total_records == control_events.len());
    assert!(!report.metadata.compliance_verified); // Should be false due to control failure

    // Check for control effectiveness summary
    let control_summary = reporter.get_control_effectiveness_summary(
        Utc::now() - Duration::days(90),
        Utc::now()
    ).await.unwrap();

    assert!(control_summary.total_controls_tested == 4);
    assert!(control_summary.failed_controls == 1);
    assert!(control_summary.effectiveness_percentage < 100.0);
}

#[tokio::test]
async fn test_iso27001_security_monitoring() {
    // Test automated ISO 27001 security incident monitoring
    let config = ComplianceReportingConfig {
        database_url: "postgresql://test:test@localhost/compliance_test".to_string(),
        retention_policies: create_test_retention_policies(),
        encryption_config: create_test_encryption_config(),
        report_templates: create_iso27001_report_templates(),
        ..Default::default()
    };

    let reporter = ComplianceReporter::new(config).await.unwrap();

    // Simulate security events
    let security_events = vec![
        create_security_event("FAILED_LOGIN_ATTEMPT", "INFO", "Multiple failed login attempts detected"),
        create_security_event("UNAUTHORIZED_ACCESS", "HIGH", "Unauthorized access attempt to trading system"),
        create_security_event("DATA_BREACH_ATTEMPT", "CRITICAL", "Potential data exfiltration detected"),
        create_security_event("SYSTEM_UPDATE", "LOW", "Security patch applied successfully"),
    ];

    for event in &security_events {
        reporter.log_event(event).await.unwrap();
    }

    // Generate ISO 27001 security report
    let report_request = ReportRequest {
        report_type: ReportType::ISO27001_SecurityIncidents,
        start_date: Utc::now() - Duration::days(30),
        end_date: Utc::now(),
        format: ReportFormat::JSON,
        filters: HashMap::new(),
    };

    let report = reporter.generate_report(&report_request).await.unwrap();

    // Parse JSON report
    let report_data: serde_json::Value = serde_json::from_str(&report.content).unwrap();

    // Verify security incident categorization
    assert!(report_data["security_incidents"].is_array());
    assert!(report_data["risk_assessment"].is_object());
    assert!(report_data["incident_summary"]["total_incidents"].as_u64().unwrap() == 4);
    assert!(report_data["incident_summary"]["critical_incidents"].as_u64().unwrap() == 1);
}

#[tokio::test]
async fn test_automated_audit_trail_verification() {
    // Test automated audit trail integrity verification
    let config = ComplianceReportingConfig {
        database_url: "postgresql://test:test@localhost/compliance_test".to_string(),
        retention_policies: create_test_retention_policies(),
        encryption_config: create_test_encryption_config(),
        hash_verification_enabled: true,
        digital_signature_enabled: true,
        ..Default::default()
    };

    let reporter = ComplianceReporter::new(config).await.unwrap();

    // Create events with audit trail
    let audit_events = create_test_audit_events(50);

    for event in &audit_events {
        reporter.log_event(event).await.unwrap();
    }

    // Verify audit trail integrity
    let verification_result = reporter.verify_audit_trail(
        Utc::now() - Duration::hours(1),
        Utc::now()
    ).await.unwrap();

    // Check verification results
    assert!(verification_result.total_records_checked == audit_events.len());
    assert!(verification_result.hash_verification_passed);
    assert!(verification_result.digital_signature_valid);
    assert!(verification_result.integrity_score >= 0.99); // Should be near perfect

    // Test tamper detection
    let tamper_test_result = reporter.detect_tampering(
        Utc::now() - Duration::hours(1),
        Utc::now()
    ).await.unwrap();

    assert!(!tamper_test_result.tampering_detected);
    assert!(tamper_test_result.chain_integrity_maintained);
}

#[tokio::test]
async fn test_data_retention_automation() {
    // Test automated data retention policy enforcement
    let retention_policies = HashMap::from([
        ("TRADING_EVENTS".to_string(), Duration::days(2555)), // 7 years
        ("AUDIT_LOGS".to_string(), Duration::days(3650)),     // 10 years
        ("TEMP_DATA".to_string(), Duration::days(30)),        // 30 days
    ]);

    let config = ComplianceReportingConfig {
        database_url: "postgresql://test:test@localhost/compliance_test".to_string(),
        retention_policies,
        encryption_config: create_test_encryption_config(),
        auto_archive_enabled: true,
        ..Default::default()
    };

    let reporter = ComplianceReporter::new(config).await.unwrap();

    // Create old events that should be archived
    let old_events = vec![
        create_old_event("TRADING_EVENT", Utc::now() - Duration::days(3000)), // Should be kept (< 7 years)
        create_old_event("TEMP_DATA", Utc::now() - Duration::days(60)),       // Should be archived (> 30 days)
        create_old_event("AUDIT_LOG", Utc::now() - Duration::days(4000)),     // Should be archived (> 10 years)
    ];

    for event in &old_events {
        reporter.log_event(event).await.unwrap();
    }

    // Run retention policy enforcement
    let retention_result = reporter.enforce_retention_policies().await.unwrap();

    // Verify retention actions
    assert!(retention_result.records_processed == old_events.len());
    assert!(retention_result.records_archived >= 1); // At least temp data should be archived
    assert!(retention_result.records_retained >= 1); // Trading events should be retained

    // Verify archived data is compressed and encrypted
    let archive_status = reporter.get_archive_status().await.unwrap();
    assert!(archive_status.total_archived_records > 0);
    assert!(archive_status.compression_ratio > 0.5); // Should achieve some compression
    assert!(archive_status.encryption_verified);
}

#[tokio::test]
async fn test_regulatory_submission_automation() {
    // Test automated regulatory submission preparation
    let config = ComplianceReportingConfig {
        database_url: "postgresql://test:test@localhost/compliance_test".to_string(),
        retention_policies: create_test_retention_policies(),
        encryption_config: create_test_encryption_config(),
        submission_endpoints: create_test_submission_endpoints(),
        ..Default::default()
    };

    let reporter = ComplianceReporter::new(config).await.unwrap();

    // Generate comprehensive trading data
    let trading_events = create_test_trading_events(1000);

    for event in &trading_events {
        reporter.log_event(event).await.unwrap();
    }

    // Prepare MiFID II submission
    let submission_request = SubmissionRequest {
        regulation: "MiFID_II".to_string(),
        submission_type: "RTS22_DAILY".to_string(),
        reporting_date: Utc::now().date_naive(),
        format: SubmissionFormat::XML,
        encrypt_submission: true,
        digital_sign: true,
    };

    let submission = reporter.prepare_submission(&submission_request).await.unwrap();

    // Verify submission package
    assert!(submission.file_size > 1000); // Should have substantial content
    assert!(submission.checksum.len() == 64); // SHA-256 hash
    assert!(submission.digital_signature.is_some());
    assert!(submission.encryption_verified);

    // Test submission validation
    let validation_result = reporter.validate_submission(&submission).await.unwrap();
    assert!(validation_result.schema_valid);
    assert!(validation_result.data_integrity_verified);
    assert!(validation_result.signature_valid);

    // Verify submission meets regulatory requirements
    assert!(validation_result.regulatory_compliant);
    assert!(validation_result.submission_ready);
}

#[tokio::test]
async fn test_real_time_compliance_monitoring() {
    // Test real-time compliance monitoring and alerting
    let config = ComplianceReportingConfig {
        database_url: "postgresql://test:test@localhost/compliance_test".to_string(),
        retention_policies: create_test_retention_policies(),
        encryption_config: create_test_encryption_config(),
        real_time_monitoring_enabled: true,
        alert_thresholds: create_test_alert_thresholds(),
        ..Default::default()
    };

    let mut reporter = ComplianceReporter::new(config).await.unwrap();

    // Set up alert subscribers
    let mut violation_receiver = reporter.subscribe_to_violations();
    let mut warning_receiver = reporter.subscribe_to_warnings();

    // Generate events that should trigger alerts
    let violation_event = create_compliance_violation_event();
    let warning_event = create_compliance_warning_event();

    reporter.log_event(&violation_event).await.unwrap();
    reporter.log_event(&warning_event).await.unwrap();

    // Check for real-time alerts
    tokio::time::timeout(Duration::from_millis(1000), async {
        let violation_alert = violation_receiver.recv().await.unwrap();
        assert!(violation_alert.severity == "HIGH");
        assert!(violation_alert.requires_immediate_action);

        let warning_alert = warning_receiver.recv().await.unwrap();
        assert!(warning_alert.severity == "MEDIUM");
        assert!(!warning_alert.requires_immediate_action);
    }).await.unwrap();

    // Verify monitoring dashboard metrics
    let metrics = reporter.get_real_time_metrics().await.unwrap();
    assert!(metrics.violations_last_hour >= 1);
    assert!(metrics.warnings_last_hour >= 1);
    assert!(metrics.compliance_score < 100.0); // Should be reduced due to violation
}

// Helper functions for test data creation

fn create_test_retention_policies() -> HashMap<String, Duration> {
    HashMap::from([
        ("TRADING_EVENTS".to_string(), Duration::days(2555)),
        ("AUDIT_LOGS".to_string(), Duration::days(3650)),
        ("COMPLIANCE_REPORTS".to_string(), Duration::days(2555)),
    ])
}

fn create_test_encryption_config() -> EncryptionConfig {
    EncryptionConfig {
        algorithm: "AES-256".to_string(),
        key_rotation_days: 90,
        hsm_enabled: false,
        key_derivation: "Argon2".to_string(),
    }
}

fn create_mifid_report_templates() -> HashMap<String, String> {
    HashMap::from([
        ("RTS22".to_string(), "mifid_rts22_template.xml".to_string()),
        ("BEST_EXECUTION".to_string(), "best_execution_template.pdf".to_string()),
    ])
}

fn create_sox_report_templates() -> HashMap<String, String> {
    HashMap::from([
        ("SECTION_404".to_string(), "sox_404_template.pdf".to_string()),
        ("INTERNAL_CONTROLS".to_string(), "internal_controls_template.xlsx".to_string()),
    ])
}

fn create_iso27001_report_templates() -> HashMap<String, String> {
    HashMap::from([
        ("SECURITY_INCIDENTS".to_string(), "security_incidents_template.json".to_string()),
        ("RISK_ASSESSMENT".to_string(), "risk_assessment_template.pdf".to_string()),
    ])
}

fn create_test_submission_endpoints() -> HashMap<String, String> {
    HashMap::from([
        ("MiFID_II".to_string(), "https://test.esma.europa.eu/submission".to_string()),
        ("SOX".to_string(), "https://test.sec.gov/submission".to_string()),
    ])
}

fn create_test_alert_thresholds() -> HashMap<String, f64> {
    HashMap::from([
        ("VIOLATION_RATE_PER_HOUR".to_string(), 5.0),
        ("WARNING_RATE_PER_HOUR".to_string(), 20.0),
        ("COMPLIANCE_SCORE_THRESHOLD".to_string(), 85.0),
    ])
}

fn create_test_trading_events(count: usize) -> Vec<ComplianceEvent> {
    (0..count).map(|i| ComplianceEvent {
        id: format!("TRADE_{:06}", i),
        event_type: "TRADE_EXECUTION".to_string(),
        timestamp: Utc::now() - Duration::minutes(i as i64),
        data: HashMap::from([
            ("instrument".to_string(), "AAPL".to_string()),
            ("quantity".to_string(), (100 * (i + 1)).to_string()),
            ("price".to_string(), (150.0 + i as f64 * 0.1).to_string()),
        ]),
        compliance_status: "COMPLIANT".to_string(),
        risk_score: Some(i as f64 / count as f64 * 10.0),
    }).collect()
}

fn create_sox_control_event(control_type: &str, control_name: &str, passed: bool) -> ComplianceEvent {
    ComplianceEvent {
        id: format!("SOX_{}_{}", control_type, uuid::Uuid::new_v4()),
        event_type: "SOX_CONTROL_TEST".to_string(),
        timestamp: Utc::now(),
        data: HashMap::from([
            ("control_type".to_string(), control_type.to_string()),
            ("control_name".to_string(), control_name.to_string()),
            ("test_result".to_string(), if passed { "PASS" } else { "FAIL" }.to_string()),
        ]),
        compliance_status: if passed { "COMPLIANT" } else { "VIOLATION" }.to_string(),
        risk_score: Some(if passed { 1.0 } else { 8.0 }),
    }
}

fn create_security_event(event_type: &str, severity: &str, description: &str) -> ComplianceEvent {
    ComplianceEvent {
        id: format!("SEC_{}_{}", event_type, uuid::Uuid::new_v4()),
        event_type: "SECURITY_EVENT".to_string(),
        timestamp: Utc::now(),
        data: HashMap::from([
            ("security_event_type".to_string(), event_type.to_string()),
            ("severity".to_string(), severity.to_string()),
            ("description".to_string(), description.to_string()),
        ]),
        compliance_status: match severity {
            "CRITICAL" | "HIGH" => "VIOLATION",
            "MEDIUM" => "WARNING",
            _ => "COMPLIANT",
        }.to_string(),
        risk_score: Some(match severity {
            "CRITICAL" => 10.0,
            "HIGH" => 8.0,
            "MEDIUM" => 5.0,
            "LOW" => 2.0,
            _ => 1.0,
        }),
    }
}

fn create_test_audit_events(count: usize) -> Vec<ComplianceEvent> {
    (0..count).map(|i| ComplianceEvent {
        id: format!("AUDIT_{:06}", i),
        event_type: "AUDIT_LOG".to_string(),
        timestamp: Utc::now() - Duration::minutes(i as i64),
        data: HashMap::from([
            ("action".to_string(), "TRADE_VALIDATION".to_string()),
            ("user".to_string(), format!("trader_{}", i % 10)),
            ("result".to_string(), "SUCCESS".to_string()),
        ]),
        compliance_status: "COMPLIANT".to_string(),
        risk_score: Some(1.0),
    }).collect()
}

fn create_old_event(event_type: &str, timestamp: DateTime<Utc>) -> ComplianceEvent {
    ComplianceEvent {
        id: format!("OLD_{}_{}", event_type, uuid::Uuid::new_v4()),
        event_type: event_type.to_string(),
        timestamp,
        data: HashMap::from([
            ("legacy_data".to_string(), "test_data".to_string()),
        ]),
        compliance_status: "COMPLIANT".to_string(),
        risk_score: Some(1.0),
    }
}

fn create_compliance_violation_event() -> ComplianceEvent {
    ComplianceEvent {
        id: format!("VIOLATION_{}", uuid::Uuid::new_v4()),
        event_type: "COMPLIANCE_VIOLATION".to_string(),
        timestamp: Utc::now(),
        data: HashMap::from([
            ("violation_type".to_string(), "POSITION_LIMIT_BREACH".to_string()),
            ("severity".to_string(), "HIGH".to_string()),
        ]),
        compliance_status: "VIOLATION".to_string(),
        risk_score: Some(9.0),
    }
}

fn create_compliance_warning_event() -> ComplianceEvent {
    ComplianceEvent {
        id: format!("WARNING_{}", uuid::Uuid::new_v4()),
        event_type: "COMPLIANCE_WARNING".to_string(),
        timestamp: Utc::now(),
        data: HashMap::from([
            ("warning_type".to_string(), "APPROACHING_LIMIT".to_string()),
            ("severity".to_string(), "MEDIUM".to_string()),
        ]),
        compliance_status: "WARNING".to_string(),
        risk_score: Some(5.0),
    }
}

// Additional data structures for testing

#[derive(Debug, Clone)]
struct EncryptionConfig {
    algorithm: String,
    key_rotation_days: u32,
    hsm_enabled: bool,
    key_derivation: String,
}

#[derive(Debug, Clone)]
struct ComplianceEvent {
    id: String,
    event_type: String,
    timestamp: DateTime<Utc>,
    data: HashMap<String, String>,
    compliance_status: String,
    risk_score: Option<f64>,
}

#[derive(Debug, Clone)]
struct ReportRequest {
    report_type: ReportType,
    start_date: DateTime<Utc>,
    end_date: DateTime<Utc>,
    format: ReportFormat,
    filters: HashMap<String, String>,
}

#[derive(Debug, Clone)]
enum ReportType {
    MiFIDII_RTS22,
    SOX_Section404,
    ISO27001_SecurityIncidents,
}

#[derive(Debug, Clone)]
enum ReportFormat {
    XML,
    PDF,
    JSON,
    CSV,
}

#[derive(Debug, Clone)]
struct SubmissionRequest {
    regulation: String,
    submission_type: String,
    reporting_date: NaiveDate,
    format: SubmissionFormat,
    encrypt_submission: bool,
    digital_sign: bool,
}

#[derive(Debug, Clone)]
enum SubmissionFormat {
    XML,
    JSON,
}*/
