wip
This commit is contained in:
parent
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@ -1,110 +1,110 @@
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import AVFoundation
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import Photos
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import SwiftUI
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import UIKit
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class MediaManager: NSObject, ObservableObject {
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// @Published var photos: [UIImage] = []
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@Published var cameraFeed: UIImage?
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// @Published var galleryAccessLevel: PHAuthorizationStatus = .notDetermined
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@Published var cameraAccessLevel: AVAuthorizationStatus = AVCaptureDevice.authorizationStatus(for: .video)
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override init() {
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super.init()
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NotificationCenter.default.addObserver(self, selector: #selector(appDidBecomeActive), name: UIApplication.didBecomeActiveNotification, object: nil)
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// DispatchQueue.main.async { [weak self] in
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// // self?.fetchPhotos()
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// }
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}
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// private func fetchPhotos() {
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// galleryAccessLevel = PHPhotoLibrary.authorizationStatus()
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//
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// let fetchOptions = PHFetchOptions()
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// fetchOptions.sortDescriptors = [NSSortDescriptor(key: "creationDate", ascending: false)]
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// let assets = PHAsset.fetchAssets(with: .image, options: fetchOptions)
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//
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// let manager = PHImageManager.default()
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// let option = PHImageRequestOptions()
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// option.isSynchronous = true
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//
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// assets.enumerateObjects { asset, _, _ in
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// manager.requestImage(for: asset, targetSize: CGSize(width: 200, height: 200), contentMode: .aspectFill, options: option) { image, _ in
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// if let image = image {
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// DispatchQueue.main.async {
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// self.photos.append(image)
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// }
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// }
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// }
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// }
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// }
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private func setupCameraFeed() {
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cameraAccessLevel = AVCaptureDevice.authorizationStatus(for: .video)
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let captureSession = AVCaptureSession()
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captureSession.sessionPreset = .medium
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guard let backCamera = AVCaptureDevice.default(.builtInWideAngleCamera, for: .video, position: .back) else {
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print("Unable to access the back camera!")
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return
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}
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do {
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let input = try AVCaptureDeviceInput(device: backCamera)
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if captureSession.canAddInput(input) {
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captureSession.addInput(input)
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}
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} catch {
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print("Error Unable to initialize back camera: \(error.localizedDescription)")
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}
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let videoOutput = AVCaptureVideoDataOutput()
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videoOutput.setSampleBufferDelegate(self, queue: DispatchQueue(label: "videoQueue"))
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if captureSession.canAddOutput(videoOutput) {
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captureSession.addOutput(videoOutput)
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}
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captureSession.startRunning()
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}
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}
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extension MediaManager: AVCaptureVideoDataOutputSampleBufferDelegate {
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func captureOutput(_: AVCaptureOutput, didOutput sampleBuffer: CMSampleBuffer, from _: AVCaptureConnection) {
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print("Capturing output started")
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guard let pixelBuffer = CMSampleBufferGetImageBuffer(sampleBuffer) else {
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return
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}
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let ciImage = CIImage(cvPixelBuffer: pixelBuffer)
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let context = CIContext()
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guard let cgImage = context.createCGImage(ciImage, from: ciImage.extent) else {
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return
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}
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DispatchQueue.main.async {
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self.cameraFeed = UIImage(cgImage: cgImage)
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print("Updated camera feed")
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}
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}
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}
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extension MediaManager {
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func openAppSettings() {
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if
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let appSettingsUrl = URL(string: UIApplication.openSettingsURLString),
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UIApplication.shared.canOpenURL(appSettingsUrl)
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{
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UIApplication.shared.open(appSettingsUrl, completionHandler: nil)
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}
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}
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@objc private func appDidBecomeActive() {
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// Update access levels
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// galleryAccessLevel = PHPhotoLibrary.authorizationStatus()
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cameraAccessLevel = AVCaptureDevice.authorizationStatus(for: .video)
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setupCameraFeed()
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}
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}
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// import AVFoundation
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// import Photos
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// import SwiftUI
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// import UIKit
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//
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// class MediaManager: NSObject, ObservableObject {
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// // @Published var photos: [UIImage] = []
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// @Published var cameraFeed: UIImage?
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//
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// // @Published var galleryAccessLevel: PHAuthorizationStatus = .notDetermined
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// @Published var cameraAccessLevel: AVAuthorizationStatus = AVCaptureDevice.authorizationStatus(for: .video)
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//
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// override init() {
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// super.init()
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// NotificationCenter.default.addObserver(self, selector: #selector(appDidBecomeActive), name: UIApplication.didBecomeActiveNotification, object: nil)
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//
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// // DispatchQueue.main.async { [weak self] in
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// // // self?.fetchPhotos()
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// // }
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// }
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//
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// // private func fetchPhotos() {
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// // galleryAccessLevel = PHPhotoLibrary.authorizationStatus()
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// //
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// // let fetchOptions = PHFetchOptions()
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// // fetchOptions.sortDescriptors = [NSSortDescriptor(key: "creationDate", ascending: false)]
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// // let assets = PHAsset.fetchAssets(with: .image, options: fetchOptions)
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// //
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// // let manager = PHImageManager.default()
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// // let option = PHImageRequestOptions()
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// // option.isSynchronous = true
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// //
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// // assets.enumerateObjects { asset, _, _ in
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// // manager.requestImage(for: asset, targetSize: CGSize(width: 200, height: 200), contentMode: .aspectFill, options: option) { image, _ in
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// // if let image = image {
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// // DispatchQueue.main.async {
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// // self.photos.append(image)
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// // }
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// // }
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// // }
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// // }
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// // }
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//
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// private func setupCameraFeed() {
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// cameraAccessLevel = AVCaptureDevice.authorizationStatus(for: .video)
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//
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// let captureSession = AVCaptureSession()
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// captureSession.sessionPreset = .medium
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//
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// guard let backCamera = AVCaptureDevice.default(.builtInWideAngleCamera, for: .video, position: .back) else {
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// print("Unable to access the back camera!")
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// return
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// }
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//
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// do {
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// let input = try AVCaptureDeviceInput(device: backCamera)
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// if captureSession.canAddInput(input) {
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// captureSession.addInput(input)
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// }
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// } catch {
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// print("Error Unable to initialize back camera: \(error.localizedDescription)")
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// }
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//
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// let videoOutput = AVCaptureVideoDataOutput()
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// videoOutput.setSampleBufferDelegate(self, queue: DispatchQueue(label: "videoQueue"))
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// if captureSession.canAddOutput(videoOutput) {
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// captureSession.addOutput(videoOutput)
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// }
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//
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// captureSession.startRunning()
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// }
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// }
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//
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// extension MediaManager: AVCaptureVideoDataOutputSampleBufferDelegate {
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// func captureOutput(_: AVCaptureOutput, didOutput sampleBuffer: CMSampleBuffer, from _: AVCaptureConnection) {
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// print("Capturing output started")
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// guard let pixelBuffer = CMSampleBufferGetImageBuffer(sampleBuffer) else {
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// return
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// }
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//
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// let ciImage = CIImage(cvPixelBuffer: pixelBuffer)
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// let context = CIContext()
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// guard let cgImage = context.createCGImage(ciImage, from: ciImage.extent) else {
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// return
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// }
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//
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// DispatchQueue.main.async {
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// self.cameraFeed = UIImage(cgImage: cgImage)
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// print("Updated camera feed")
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// }
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// }
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// }
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//
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// extension MediaManager {
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// func openAppSettings() {
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// if
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// let appSettingsUrl = URL(string: UIApplication.openSettingsURLString),
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// UIApplication.shared.canOpenURL(appSettingsUrl)
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// {
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// UIApplication.shared.open(appSettingsUrl, completionHandler: nil)
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// }
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// }
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//
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// @objc private func appDidBecomeActive() {
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// // Update access levels
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// // galleryAccessLevel = PHPhotoLibrary.authorizationStatus()
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// cameraAccessLevel = AVCaptureDevice.authorizationStatus(for: .video)
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// setupCameraFeed()
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// }
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// }
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@ -1,141 +1,361 @@
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import AVFoundation
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import Photos
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import SwiftUI
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struct AttachmentMediaPickerView: View {
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@StateObject private var mediaManager = MediaManager()
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@State private var isCameraAccessGranted = AVCaptureDevice.authorizationStatus(for: .video) == .authorized
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@State private var isGalleryAccessGranted = PHPhotoLibrary.authorizationStatus() == .authorized
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@State private var images = [UIImage]()
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let gridSize = UIScreen.main.bounds.width / 3
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var body: some View {
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ScrollView {
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LazyVGrid(columns: Array(repeating: .init(.flexible()), count: 3)) {
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ForEach(elements) { element in
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element
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}
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}
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.padding(.horizontal, 8)
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}
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.padding(.vertical, 8)
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}
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let columns = Array(repeating: GridItem(.flexible(), spacing: 0), count: 3)
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private var elements: [GridElement] {
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print("Creating elements")
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var result: [GridElement] = []
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// camera
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if let feed = mediaManager.cameraFeed, mediaManager.cameraAccessLevel == .authorized {
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result.append(GridElement(id: UUID(), type: .cameraFeed, content: feed) {
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print("Go to capture???")
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})
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print("Added camera feed")
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} else if mediaManager.cameraAccessLevel == .restricted {
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result.append(GridElement(id: UUID(), type: .cameraRestricted, content: nil) {
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print("Show alert")
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})
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print("Added camera restricted")
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ScrollView(showsIndicators: false) {
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LazyVGrid(columns: columns, spacing: 0) {
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// For camera
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if isCameraAccessGranted {
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ZStack {
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CameraView()
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.aspectRatio(1, contentMode: .fit)
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.frame(maxWidth: .infinity)
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Image(systemName: "camera")
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.resizable()
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.aspectRatio(contentMode: .fit)
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.frame(width: 40, height: 40)
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.foregroundColor(.white)
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.padding(8)
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.background(Color.black.opacity(0.5))
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.clipShape(Circle())
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.padding(8)
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}
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} else {
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result.append(GridElement(id: UUID(), type: .cameraAskButton, content: nil) {
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mediaManager.openAppSettings()
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})
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print("Added camera ask button")
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Button {
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openAppSettings()
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} label: {
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ZStack {
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Rectangle()
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.fill(Color.Main.backgroundLight)
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.overlay {
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VStack {
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Image(systemName: "camera")
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.foregroundColor(.Material.tortoiseLight300)
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.font(.system(size: 30))
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Text("Allow camera access")
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.foregroundColor(.Main.black)
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.font(.body3)
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}
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}
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.frame(height: 100)
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}
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}
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}
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// photos
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// if mediaManager.galleryAccessLevel == .restricted {
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// result.append(GridElement(id: UUID(), type: .photoRestricted, content: nil))
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// } else {
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// for photo in mediaManager.photos {
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// result.append(GridElement(id: UUID(), type: .photo, content: photo))
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// }
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// if mediaManager.galleryAccessLevel != .authorized {
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// result.append(GridElement(id: UUID(), type: .photoAskButton, content: nil))
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// }
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// }
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// For pictures
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if isGalleryAccessGranted {
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ForEach(images.indices, id: \.self) { index in
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Image(uiImage: images[index])
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.resizable()
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.aspectRatio(1, contentMode: .fit)
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.frame(maxWidth: .infinity)
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.clipped()
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}
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} else {
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Button {
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openAppSettings()
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} label: {
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ZStack {
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Rectangle()
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.fill(Color.Main.backgroundLight)
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.overlay {
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VStack {
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Image(systemName: "photo")
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.foregroundColor(.Material.tortoiseLight300)
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.font(.system(size: 30))
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Text("Allow gallery access")
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.foregroundColor(.Main.black)
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.font(.body3)
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}
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}
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.frame(height: 100)
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}
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}
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}
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}
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}
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.onAppear {
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checkCameraAccess()
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checkGalleryAccess()
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}
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}
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private func checkCameraAccess() {
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let status = AVCaptureDevice.authorizationStatus(for: .video)
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switch status {
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case .authorized:
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isCameraAccessGranted = true
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case .notDetermined:
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AVCaptureDevice.requestAccess(for: .video) { granted in
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DispatchQueue.main.async {
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self.isCameraAccessGranted = granted
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}
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}
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case .denied, .restricted:
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isCameraAccessGranted = false
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@unknown default:
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isCameraAccessGranted = false
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}
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}
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private func checkGalleryAccess() {
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let status = PHPhotoLibrary.authorizationStatus()
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switch status {
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case .authorized, .limited:
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isGalleryAccessGranted = true
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fetchImages()
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case .notDetermined:
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PHPhotoLibrary.requestAuthorization { status in
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DispatchQueue.main.async {
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self.isGalleryAccessGranted = status == .authorized
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if self.isGalleryAccessGranted {
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self.fetchImages()
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}
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}
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}
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case .denied, .restricted:
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isGalleryAccessGranted = false
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@unknown default:
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isGalleryAccessGranted = false
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}
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}
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private func fetchImages() {
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let fetchOptions = PHFetchOptions()
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fetchOptions.sortDescriptors = [NSSortDescriptor(key: "creationDate", ascending: false)]
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let assets = PHAsset.fetchAssets(with: .image, options: fetchOptions)
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|
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let manager = PHImageManager.default()
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let option = PHImageRequestOptions()
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option.isSynchronous = true
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assets.enumerateObjects { asset, _, _ in
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manager.requestImage(
|
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for: asset,
|
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targetSize: PHImageManagerMaximumSize,
|
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contentMode: .aspectFill,
|
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options: option
|
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) { image, _ in
|
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if let image = image {
|
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DispatchQueue.main.async {
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if let img = scaleAndCropImage(image, toSize: CGSize(width: gridSize, height: gridSize)) {
|
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self.images.append(img)
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}
|
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}
|
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}
|
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}
|
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}
|
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}
|
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|
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func openAppSettings() {
|
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if
|
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let appSettingsUrl = URL(string: UIApplication.openSettingsURLString),
|
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UIApplication.shared.canOpenURL(appSettingsUrl)
|
||||
{
|
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UIApplication.shared.open(appSettingsUrl, completionHandler: nil)
|
||||
}
|
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}
|
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|
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func scaleAndCropImage(_ image: UIImage, toSize size: CGSize) -> UIImage? {
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let imageView = UIImageView(frame: CGRect(origin: .zero, size: size))
|
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imageView.contentMode = .scaleAspectFill
|
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imageView.image = image
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UIGraphicsBeginImageContextWithOptions(size, false, 0.0)
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guard let context = UIGraphicsGetCurrentContext() else { return nil }
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imageView.layer.render(in: context)
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let result = UIGraphicsGetImageFromCurrentImageContext()
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UIGraphicsEndImageContext()
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return result
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}
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}
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|
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private enum GridElementType {
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case cameraFeed
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case cameraAskButton
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case cameraRestricted
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case photo
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case photoAskButton
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case photoRestricted
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}
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class CameraUIView: UIView {
|
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var previewLayer: AVCaptureVideoPreviewLayer?
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|
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private struct GridElement: View, Identifiable {
|
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let id: UUID
|
||||
let type: GridElementType
|
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let content: UIImage?
|
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let action: () -> Void
|
||||
|
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var body: some View {
|
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switch type {
|
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case .cameraFeed:
|
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image
|
||||
.resizable()
|
||||
.aspectRatio(contentMode: .fill)
|
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.frame(width: 100, height: 100)
|
||||
.clipped()
|
||||
|
||||
case .cameraAskButton:
|
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Button {
|
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action()
|
||||
} label: {
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RoundedRectangle(cornerRadius: 5)
|
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.stroke(Color.Main.backgroundDark, lineWidth: 2)
|
||||
.overlay {
|
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Image(systemName: "camera")
|
||||
.foregroundColor(.Material.tortoiseLight300)
|
||||
.font(.system(size: 40))
|
||||
}
|
||||
.frame(height: 100)
|
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// .resizable()
|
||||
// .aspectRatio(contentMode: .fill)
|
||||
// .frame(width: 100, height: 100)
|
||||
// .clipped()
|
||||
}
|
||||
|
||||
case .photo:
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image
|
||||
.resizable()
|
||||
.aspectRatio(contentMode: .fill)
|
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.frame(width: 100, height: 100)
|
||||
.clipped()
|
||||
|
||||
case .photoAskButton:
|
||||
Button {
|
||||
action()
|
||||
} label: {
|
||||
Image(systemName: "photo.badge.plus")
|
||||
.resizable()
|
||||
.aspectRatio(contentMode: .fill)
|
||||
.frame(width: 100, height: 100)
|
||||
.clipped()
|
||||
}
|
||||
|
||||
case .photoRestricted, .cameraRestricted:
|
||||
Button {
|
||||
action()
|
||||
} label: {
|
||||
Image(systemName: "cross")
|
||||
.resizable()
|
||||
.aspectRatio(contentMode: .fill)
|
||||
.frame(width: 100, height: 100)
|
||||
.clipped()
|
||||
}
|
||||
}
|
||||
}
|
||||
|
||||
private var image: Image {
|
||||
guard let content = content else {
|
||||
return Image(systemName: "questionmark.square.dashed")
|
||||
}
|
||||
return Image(uiImage: content)
|
||||
override func layoutSubviews() {
|
||||
super.layoutSubviews()
|
||||
previewLayer?.frame = bounds
|
||||
}
|
||||
}
|
||||
|
||||
struct AttachmentMediaPickerView_Previews: PreviewProvider {
|
||||
static var previews: some View {
|
||||
AttachmentMediaPickerView()
|
||||
struct CameraView: UIViewRepresentable {
|
||||
func makeUIView(context _: Context) -> CameraUIView {
|
||||
let view = CameraUIView()
|
||||
|
||||
let captureSession = AVCaptureSession()
|
||||
guard let captureDevice = AVCaptureDevice.default(for: .video) else { return view }
|
||||
guard let input = try? AVCaptureDeviceInput(device: captureDevice) else { return view }
|
||||
captureSession.addInput(input)
|
||||
|
||||
let previewLayer = AVCaptureVideoPreviewLayer(session: captureSession)
|
||||
previewLayer.videoGravity = .resizeAspectFill
|
||||
view.layer.addSublayer(previewLayer)
|
||||
view.previewLayer = previewLayer
|
||||
|
||||
captureSession.startRunning()
|
||||
|
||||
return view
|
||||
}
|
||||
|
||||
func updateUIView(_ uiView: CameraUIView, context _: Context) {
|
||||
// Update the previewLayer frame when the view updates
|
||||
uiView.previewLayer?.frame = uiView.bounds
|
||||
}
|
||||
}
|
||||
|
||||
// struct AttachmentMediaPickerView: View {
|
||||
// @StateObject private var mediaManager = MediaManager()
|
||||
//
|
||||
// var body: some View {
|
||||
// ScrollView {
|
||||
// LazyVGrid(columns: Array(repeating: .init(.flexible()), count: 3)) {
|
||||
// ForEach(elements) { element in
|
||||
// element
|
||||
// }
|
||||
// }
|
||||
// .padding(.horizontal, 8)
|
||||
// }
|
||||
// .padding(.vertical, 8)
|
||||
// }
|
||||
//
|
||||
// private var elements: [GridElement] {
|
||||
// print("Creating elements")
|
||||
// var result: [GridElement] = []
|
||||
//
|
||||
// // camera
|
||||
// if let feed = mediaManager.cameraFeed, mediaManager.cameraAccessLevel == .authorized {
|
||||
// result.append(GridElement(id: UUID(), type: .cameraFeed, content: feed) {
|
||||
// print("Go to capture???")
|
||||
// })
|
||||
// print("Added camera feed")
|
||||
// } else if mediaManager.cameraAccessLevel == .restricted {
|
||||
// result.append(GridElement(id: UUID(), type: .cameraRestricted, content: nil) {
|
||||
// print("Show alert")
|
||||
// })
|
||||
// print("Added camera restricted")
|
||||
// } else {
|
||||
// result.append(GridElement(id: UUID(), type: .cameraAskButton, content: nil) {
|
||||
// mediaManager.openAppSettings()
|
||||
// })
|
||||
// print("Added camera ask button")
|
||||
// }
|
||||
//
|
||||
// // photos
|
||||
// // if mediaManager.galleryAccessLevel == .restricted {
|
||||
// // result.append(GridElement(id: UUID(), type: .photoRestricted, content: nil))
|
||||
// // } else {
|
||||
// // for photo in mediaManager.photos {
|
||||
// // result.append(GridElement(id: UUID(), type: .photo, content: photo))
|
||||
// // }
|
||||
// // if mediaManager.galleryAccessLevel != .authorized {
|
||||
// // result.append(GridElement(id: UUID(), type: .photoAskButton, content: nil))
|
||||
// // }
|
||||
// // }
|
||||
//
|
||||
// return result
|
||||
// }
|
||||
// }
|
||||
//
|
||||
// private enum GridElementType {
|
||||
// case cameraFeed
|
||||
// case cameraAskButton
|
||||
// case cameraRestricted
|
||||
// case photo
|
||||
// case photoAskButton
|
||||
// case photoRestricted
|
||||
// }
|
||||
//
|
||||
// private struct GridElement: View, Identifiable {
|
||||
// let id: UUID
|
||||
// let type: GridElementType
|
||||
// let content: UIImage?
|
||||
// let action: () -> Void
|
||||
//
|
||||
// var body: some View {
|
||||
// switch type {
|
||||
// case .cameraFeed:
|
||||
// image
|
||||
// .resizable()
|
||||
// .aspectRatio(contentMode: .fill)
|
||||
// .frame(width: 100, height: 100)
|
||||
// .clipped()
|
||||
//
|
||||
// case .cameraAskButton:
|
||||
// Button {
|
||||
// action()
|
||||
// } label: {
|
||||
// RoundedRectangle(cornerRadius: 5)
|
||||
// .stroke(Color.Main.backgroundDark, lineWidth: 2)
|
||||
// .overlay {
|
||||
// Image(systemName: "camera")
|
||||
// .foregroundColor(.Material.tortoiseLight300)
|
||||
// .font(.system(size: 40))
|
||||
// }
|
||||
// .frame(height: 100)
|
||||
// // .resizable()
|
||||
// // .aspectRatio(contentMode: .fill)
|
||||
// // .frame(width: 100, height: 100)
|
||||
// // .clipped()
|
||||
// }
|
||||
//
|
||||
// case .photo:
|
||||
// image
|
||||
// .resizable()
|
||||
// .aspectRatio(contentMode: .fill)
|
||||
// .frame(width: 100, height: 100)
|
||||
// .clipped()
|
||||
//
|
||||
// case .photoAskButton:
|
||||
// Button {
|
||||
// action()
|
||||
// } label: {
|
||||
// Image(systemName: "photo.badge.plus")
|
||||
// .resizable()
|
||||
// .aspectRatio(contentMode: .fill)
|
||||
// .frame(width: 100, height: 100)
|
||||
// .clipped()
|
||||
// }
|
||||
//
|
||||
// case .photoRestricted, .cameraRestricted:
|
||||
// Button {
|
||||
// action()
|
||||
// } label: {
|
||||
// Image(systemName: "cross")
|
||||
// .resizable()
|
||||
// .aspectRatio(contentMode: .fill)
|
||||
// .frame(width: 100, height: 100)
|
||||
// .clipped()
|
||||
// }
|
||||
// }
|
||||
// }
|
||||
//
|
||||
// private var image: Image {
|
||||
// guard let content = content else {
|
||||
// return Image(systemName: "questionmark.square.dashed")
|
||||
// }
|
||||
// return Image(uiImage: content)
|
||||
// }
|
||||
// }
|
||||
//
|
||||
// struct AttachmentMediaPickerView_Previews: PreviewProvider {
|
||||
// static var previews: some View {
|
||||
// AttachmentMediaPickerView()
|
||||
// }
|
||||
// }
|
||||
|
|
|
|||
Loading…
Reference in a new issue