use anyhow::Result;
use tracing_subscriber;

// Define the module inline to make this a standalone binary
mod device;
use device::HardwareFingerprintService;

#[tokio::main]
async fn main() -> Result<()> {
    // Initialize logging
    tracing_subscriber::fmt::init();

    println!("🔍 Testing hardware fingerprinting...");

    let mut service = HardwareFingerprintService::new();
    let fingerprint = service.generate_fingerprint().await?;

    println!("✅ Hardware fingerprint generated successfully!");
    println!("");
    println!("Hardware Information:");
    println!("   CPU ID: {}", fingerprint.cpu_id);
    println!("   Board Serial: {}", fingerprint.board_serial);
    println!("   MAC Addresses: {}", fingerprint.mac_addresses.join(", "));
    println!("   Disk UUID: {}", fingerprint.disk_uuid);
    if let Some(tmp) = &fingerprint.tpm_attestation {
        println!("   TPM Attestation: {}...", &tmp[..20]);
    } else {
        println!("   TPM Attestation: Not available");
    }
    println!("   Computed Hash: {}", fingerprint.computed_hash);

    println!("");
    println!("System Information:");
    println!("   Hostname: {}", fingerprint.system_info.hostname);
    println!(
        "   OS: {} {}",
        fingerprint.system_info.os_name, fingerprint.system_info.os_version
    );
    println!("   Kernel: {}", fingerprint.system_info.kernel_version);
    println!("   Architecture: {}", fingerprint.system_info.architecture);
    println!(
        "   Memory: {} MB total, {} MB available",
        fingerprint.system_info.total_memory / 1024 / 1024,
        fingerprint.system_info.available_memory / 1024 / 1024
    );
    println!(
        "   CPU: {} cores, {}",
        fingerprint.system_info.cpu_count, fingerprint.system_info.cpu_brand
    );
    println!(
        "   Disks: {} mounted",
        fingerprint.system_info.disk_info.len()
    );

    // Test fingerprint validation
    println!("");
    println!("🔐 Testing fingerprint validation...");
    let is_valid = service.validate_fingerprint(&fingerprint)?;
    if is_valid {
        println!("✅ Fingerprint validation: PASSED");
    } else {
        println!("❌ Fingerprint validation: FAILED");
    }

    // Test consistency
    println!("");
    println!("🔄 Testing fingerprint consistency...");
    let fingerprint2 = service.generate_fingerprint().await?;
    if fingerprint.computed_hash == fingerprint2.computed_hash {
        println!("✅ Fingerprint consistency: PASSED");
    } else {
        println!("❌ Fingerprint consistency: FAILED");
        println!("   First:  {}", fingerprint.computed_hash);
        println!("   Second: {}", fingerprint2.computed_hash);
    }

    Ok(())
}