Files
NearDrop/ShareExtension/ShareViewController.swift
Grishka 5e69970af8 Make it run on Catalina
closes #158, closes #77
2024-05-23 00:07:12 +03:00

281 lines
10 KiB
Swift

//
// ShareViewController.swift
// ShareExtension
//
// Created by Grishka on 12.09.2023.
//
import Foundation
import Cocoa
import NearbyShare
class ShareViewController: NSViewController, ShareExtensionDelegate{
private var urls:[URL]=[]
private var foundDevices:[RemoteDeviceInfo]=[]
private var chosenDevice:RemoteDeviceInfo?
private var lastError:Error?
@IBOutlet var filesIcon:NSImageView?
@IBOutlet var filesLabel:NSTextField?
@IBOutlet var loadingOverlay:NSStackView?
@IBOutlet var largeProgress:NSProgressIndicator?
@IBOutlet var listView:NSCollectionView?
@IBOutlet var listViewWrapper:NSView?
@IBOutlet var contentWrap:NSView?
@IBOutlet var progressView:NSView?
@IBOutlet var progressDeviceIcon:NSImageView?
@IBOutlet var progressDeviceName:NSTextField?
@IBOutlet var progressProgressBar:NSProgressIndicator?
@IBOutlet var progressState:NSTextField?
@IBOutlet var progressDeviceIconWrap:NSView?
@IBOutlet var progressDeviceSecondaryIcon:NSImageView?
override var nibName: NSNib.Name? {
return NSNib.Name("ShareViewController")
}
override func loadView() {
super.loadView()
// Insert code here to customize the view
let item = self.extensionContext!.inputItems[0] as! NSExtensionItem
if let attachments = item.attachments {
for attachment in attachments as NSArray{
let provider=attachment as! NSItemProvider
provider.loadItem(forTypeIdentifier: kUTTypeURL as String) { data, err in
if let urlData=data as? Data{
if let url=URL(dataRepresentation: urlData, relativeTo: nil, isAbsolute: false){
self.urls.append(url)
if self.urls.count==attachments.count{
DispatchQueue.main.async {
self.urlsReady()
}
}
}
}else if let url=data as? NSURL{
self.urls.append(url as URL)
if self.urls.count==attachments.count{
DispatchQueue.main.async {
self.urlsReady()
}
}
}
}
}
} else {
let cancelError = NSError(domain: NSCocoaErrorDomain, code: NSUserCancelledError, userInfo: nil)
self.extensionContext!.cancelRequest(withError: cancelError)
return
}
contentWrap!.addSubview(listViewWrapper!)
contentWrap!.addSubview(loadingOverlay!)
contentWrap!.addSubview(progressView!)
progressView!.isHidden=true
listViewWrapper!.translatesAutoresizingMaskIntoConstraints=false
loadingOverlay!.translatesAutoresizingMaskIntoConstraints=false
progressView!.translatesAutoresizingMaskIntoConstraints=false
NSLayoutConstraint.activate([
NSLayoutConstraint(item: listViewWrapper!, attribute: .width, relatedBy: .equal, toItem: contentWrap, attribute: .width, multiplier: 1, constant: 0),
NSLayoutConstraint(item: listViewWrapper!, attribute: .height, relatedBy: .equal, toItem: contentWrap, attribute: .height, multiplier: 1, constant: 0),
NSLayoutConstraint(item: loadingOverlay!, attribute: .width, relatedBy: .equal, toItem: contentWrap, attribute: .width, multiplier: 1, constant: 0),
NSLayoutConstraint(item: loadingOverlay!, attribute: .centerY, relatedBy: .equal, toItem: contentWrap, attribute: .centerY, multiplier: 1, constant: 0),
NSLayoutConstraint(item: progressView!, attribute: .width, relatedBy: .equal, toItem: contentWrap, attribute: .width, multiplier: 1, constant: 0),
NSLayoutConstraint(item: progressView!, attribute: .centerY, relatedBy: .equal, toItem: contentWrap, attribute: .centerY, multiplier: 1, constant: 0)
])
largeProgress!.startAnimation(nil)
let flowLayout=NSCollectionViewFlowLayout()
flowLayout.itemSize=NSSize(width: 75, height: 90)
flowLayout.sectionInset=NSEdgeInsets(top: 10, left: 10, bottom: 10, right: 10)
flowLayout.minimumInteritemSpacing=10
flowLayout.minimumLineSpacing=10
listView!.collectionViewLayout=flowLayout
listView!.dataSource=self
progressDeviceIconWrap!.wantsLayer=true
progressDeviceIconWrap!.layer!.masksToBounds=false
}
override func viewDidLoad(){
super.viewDidLoad()
NearbyConnectionManager.shared.startDeviceDiscovery()
NearbyConnectionManager.shared.addShareExtensionDelegate(self)
}
override func viewWillDisappear() {
if chosenDevice==nil{
NearbyConnectionManager.shared.stopDeviceDiscovery()
}
NearbyConnectionManager.shared.removeShareExtensionDelegate(self)
}
@IBAction func cancel(_ sender: AnyObject?) {
if let device=chosenDevice{
NearbyConnectionManager.shared.cancelOutgoingTransfer(id: device.id!)
}
let cancelError = NSError(domain: NSCocoaErrorDomain, code: NSUserCancelledError, userInfo: nil)
self.extensionContext!.cancelRequest(withError: cancelError)
}
private func urlsReady(){
for url in urls{
if url.isFileURL{
let isDirectory=UnsafeMutablePointer<ObjCBool>.allocate(capacity: 1)
if FileManager.default.fileExists(atPath: url.path, isDirectory: isDirectory) && isDirectory.pointee.boolValue{
print("Canceling share request because URL \(url) is a directory")
let cancelError = NSError(domain: NSCocoaErrorDomain, code: NSUserCancelledError, userInfo: nil)
self.extensionContext!.cancelRequest(withError: cancelError)
return
}
}
}
if urls.count==1{
if urls[0].isFileURL{
filesLabel!.stringValue=urls[0].lastPathComponent
filesIcon!.image=NSWorkspace.shared.icon(forFile: urls[0].path)
}else if urls[0].scheme=="http" || urls[0].scheme=="https"{
filesLabel!.stringValue=urls[0].absoluteString
filesIcon!.image=NSImage(named: NSImage.networkName)
}
}else{
filesLabel!.stringValue=String.localizedStringWithFormat(NSLocalizedString("NFiles", value: "%d files", comment: ""), urls.count)
filesIcon!.image=NSImage(named: NSImage.multipleDocumentsName)
}
}
func addDevice(device: RemoteDeviceInfo) {
if foundDevices.isEmpty{
loadingOverlay?.animator().isHidden=true
}
foundDevices.append(device)
listView?.animator().insertItems(at: [[0, foundDevices.count-1]])
}
func removeDevice(id: String){
if chosenDevice != nil{
return
}
for i in foundDevices.indices{
if foundDevices[i].id==id{
foundDevices.remove(at: i)
listView?.animator().deleteItems(at: [[0, i]])
break
}
}
if foundDevices.isEmpty{
loadingOverlay?.animator().isHidden=false
}
}
func connectionWasEstablished(pinCode: String) {
progressState?.stringValue=String(format:NSLocalizedString("PinCode", value: "PIN: %@", comment: ""), arguments: [pinCode])
progressProgressBar?.isIndeterminate=false
progressProgressBar?.maxValue=1000
progressProgressBar?.doubleValue=0
}
func connectionFailed(with error: Error) {
progressProgressBar?.isIndeterminate=false
progressProgressBar?.maxValue=1000
progressProgressBar?.doubleValue=0
lastError=error
if let ne=(error as? NearbyError), case let .canceled(reason)=ne{
switch reason{
case .userRejected:
progressState?.stringValue=NSLocalizedString("TransferDeclined", value: "Declined", comment: "")
case .userCanceled:
progressState?.stringValue=NSLocalizedString("TransferCanceled", value: "Canceled", comment: "")
case .notEnoughSpace:
progressState?.stringValue=NSLocalizedString("NotEnoughSpace", value: "Not enough disk space", comment: "")
case .unsupportedType:
progressState?.stringValue=NSLocalizedString("UnsupportedType", value: "Attachment type not supported", comment: "")
case .timedOut:
progressState?.stringValue=NSLocalizedString("TransferTimedOut", value: "Timed out", comment: "")
}
progressDeviceSecondaryIcon?.isHidden=false
dismissDelayed()
}else{
let alert=NSAlert(error: error)
alert.beginSheetModal(for: view.window!) { resp in
self.extensionContext!.cancelRequest(withError: error)
}
}
}
func transferAccepted() {
progressState?.stringValue=NSLocalizedString("Sending", value: "Sending...", comment: "")
}
func transferProgress(progress: Double) {
progressProgressBar!.doubleValue=progress*progressProgressBar!.maxValue
}
func transferFinished() {
progressState?.stringValue=NSLocalizedString("TransferFinished", value: "Transfer finished", comment: "")
dismissDelayed()
}
func selectDevice(device:RemoteDeviceInfo){
NearbyConnectionManager.shared.stopDeviceDiscovery()
listViewWrapper?.animator().isHidden=true
progressView?.animator().isHidden=false
progressDeviceName?.stringValue=device.name
progressDeviceIcon?.image=imageForDeviceType(type: device.type)
progressProgressBar?.startAnimation(nil)
progressState?.stringValue=NSLocalizedString("Connecting", value: "Connecting...", comment: "")
chosenDevice=device
NearbyConnectionManager.shared.startOutgoingTransfer(deviceID: device.id!, delegate: self, urls: urls)
}
private func dismissDelayed(){
DispatchQueue.main.asyncAfter(deadline: .now()+2.0){
if let error=self.lastError{
self.extensionContext!.cancelRequest(withError: error)
}else{
self.extensionContext!.completeRequest(returningItems: nil, completionHandler: nil)
}
}
}
}
fileprivate func imageForDeviceType(type:RemoteDeviceInfo.DeviceType)->NSImage{
let imageName:String
switch type{
case .tablet:
imageName="com.apple.ipad"
case .computer:
imageName="com.apple.macbookpro-13-unibody"
default: // also .phone
imageName="com.apple.iphone"
}
return NSImage(contentsOfFile: "/System/Library/CoreServices/CoreTypes.bundle/Contents/Resources/\(imageName).icns")!
}
extension ShareViewController:NSCollectionViewDataSource{
func numberOfSections(in collectionView: NSCollectionView) -> Int {
return 1
}
func collectionView(_ collectionView: NSCollectionView, numberOfItemsInSection section: Int) -> Int {
return foundDevices.count
}
func collectionView(_ collectionView: NSCollectionView, itemForRepresentedObjectAt indexPath: IndexPath) -> NSCollectionViewItem {
let item=collectionView.makeItem(withIdentifier: NSUserInterfaceItemIdentifier(rawValue: "DeviceListCell"), for: indexPath)
guard let collectionViewItem = item as? DeviceListCell else {return item}
let device=foundDevices[indexPath[1]]
collectionViewItem.textField?.stringValue=device.name
collectionViewItem.imageView?.image=imageForDeviceType(type: device.type)
// TODO maybe there's a better way to handle clicks on collection view items? I'm still new to Apple's way of doing UIs so I may do dumb shit occasionally
collectionViewItem.clickHandler={
self.selectDevice(device: device)
}
return collectionViewItem
}
}