//
// Copyright © 2020 osy. All rights reserved.
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
//     http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//

import SwiftUI

struct VMConfigDriveCreateView: View {
    @Binding var config: UTMQemuConfigurationDrive
    
    var body: some View {
        Form {
            Toggle(isOn: $config.isExternal.animation(), label: {
                Text("Removable")
            }).onChange(of: config.isExternal) { removable in
                config.imageType = removable && config.interface != .floppy ? .cd : .disk
                config.isRawImage = removable
                config.isReadOnly = removable
                if let defaultInterfaceForImageType = config.defaultInterfaceForImageType {
                    config.interface = defaultInterfaceForImageType(config.imageType)
                }
            }.help("If checked, no drive image will be stored with the VM. Instead you can mount/unmount image while the VM is running.")
            VMConfigConstantPicker("Interface", selection: $config.interface)
                .help("Hardware interface on the guest used to mount this image. Different operating systems support different interfaces. The default will be the most common interface.")
                .onChange(of: config.interface) { interface in
                    config.imageType = config.isExternal && interface != .floppy ? .cd : .disk
                }
            if !config.isExternal {
                SizeTextField($config.sizeMib)
                Toggle(isOn: $config.isRawImage) {
                    Text("Raw Image")
                }.help("Advanced. If checked, a raw disk image is used. Raw disk image does not support snapshots and will not dynamically expand in size.")
            }
        }
    }
}

struct VMConfigDriveCreateView_Previews: PreviewProvider {
    @State static private var config = UTMQemuConfigurationDrive()
    
    static var previews: some View {
        VMConfigDriveCreateView(config: $config)
    }
}