secant-ios-wallet/modules/Sources/Dependencies/CaptureDevice/CaptureDeviceLiveKey.swift

42 lines
1.2 KiB
Swift

//
// CaptureDeviceLiveKey.swift
// secant-testnet
//
// Created by Lukáš Korba on 11.11.2022.
//
import AVFoundation
import ComposableArchitecture
extension CaptureDeviceClient: DependencyKey {
public static let liveValue = Self(
isAuthorized: {
AVCaptureDevice.authorizationStatus(for: .video) == .authorized
},
isTorchAvailable: {
guard let videoCaptureDevice = AVCaptureDevice.default(for: .video) else {
return false
}
return videoCaptureDevice.hasTorch
},
torch: { isTorchOn in
guard let videoCaptureDevice = AVCaptureDevice.default(for: .video) else {
throw CaptureDeviceClientError.captureDevice
}
guard videoCaptureDevice.hasTorch else {
throw CaptureDeviceClientError.torchUnavailable
}
do {
try videoCaptureDevice.lockForConfiguration()
videoCaptureDevice.torchMode = isTorchOn ? .on : .off
videoCaptureDevice.unlockForConfiguration()
} catch {
throw CaptureDeviceClientError.lockForConfiguration
}
}
)
}