import SwiftUI
import UIKit

struct CameraImagePicker: UIViewControllerRepresentable {
    @Binding var isPresented: Bool
    let onImageCaptured: (UIImage) -> Void

    func makeUIViewController(context: Context) -> UIImagePickerController {
        let picker = UIImagePickerController()
        picker.delegate = context.coordinator
        picker.sourceType = .camera
        picker.cameraCaptureMode = .photo
        picker.cameraDevice = .rear
        picker.allowsEditing = false
        return picker
    }

    func updateUIViewController(_ uiViewController: UIImagePickerController, context: Context) {
        // Nothing here actually... Q_Q
    }

    func makeCoordinator() -> Coordinator {
        Coordinator(self)
    }

    class Coordinator: NSObject, UIImagePickerControllerDelegate, UINavigationControllerDelegate {
        let parent: CameraImagePicker

        init(_ parent: CameraImagePicker) {
            self.parent = parent
        }

        func imagePickerController(
            _ picker: UIImagePickerController,
            didFinishPickingMediaWithInfo info: [UIImagePickerController.InfoKey: Any]
        ) {
            if let image = info[.originalImage] as? UIImage {
                parent.onImageCaptured(image)
            }
            parent.isPresented = false
        }

        func imagePickerControllerDidCancel(_ picker: UIImagePickerController) {
            parent.isPresented = false
        }
    }
}

// Extension to check camera availability
extension CameraImagePicker {
    static var isCameraAvailable: Bool {
        UIImagePickerController.isSourceTypeAvailable(.camera)
    }
}