import Foundation
import SystemExtensions

print("=== MarkBaseFS System Extension Installer ===")
print("Date: \(Date())")
print("")

let extensionIdentifier = "com.accusys.markbase.fskitmodule"

print("Extension ID: \(extensionIdentifier)")
print("Submitting installation request...")
print("")

class InstallerDelegate: NSObject, OSSystemExtensionRequestDelegate {
    func request(_ request: OSSystemExtensionRequest, didFailWithError error: Error) {
        print("❌ Installation failed: \(error)")
        print("Error domain: \((error as NSError).domain)")
        print("Error code: \((error as NSError).code)")
        exit(1)
    }
    
    func request(_ request: OSSystemExtensionRequest, didFinishWithResult result: OSSystemExtensionRequest.Result) {
        print("✅ Installation succeeded!")
        print("Result: \(result)")
        
        switch result {
        case .completed:
            print("Extension installed and active")
        case .willCompleteAfterReboot:
            print("Extension will complete after reboot")
        @unknown default:
            print("Unknown result")
        }
        
        exit(0)
    }
    
    func requestNeedsUserApproval(_ request: OSSystemExtensionRequest) {
        print("⚠️  User approval required")
        print("System Preferences → Privacy & Security → System Extensions")
        print("Approve: \(request.identifier)")
    }
    
    func request(_ request: OSSystemExtensionRequest, actionForReplacingExtension existing: OSSystemExtensionProperties, withExtension ext: OSSystemExtensionProperties) -> OSSystemExtensionRequest.ReplacementAction {
        print("Replacing existing extension with new version")
        return .replace
    }
}

let delegate = InstallerDelegate()
let request = OSSystemExtensionRequest.activationRequest(
    forExtensionWithIdentifier: extensionIdentifier,
    queue: DispatchQueue.main
)
request.delegate = delegate

OSSystemExtensionManager.shared.submitRequest(request)
print("✅ Request submitted")
print("")
print("Waiting for approval...")
print("")

RunLoop.main.run()