5919d46a46
* Abort recording if failed to start or empty frames * Activate Audio Session on `cameraQueue` * Double-check stop recording in callback * Only call callback once * Format * Add description to `.aborted` error * Update RecordingSession.swift * Update AVAudioSession+updateCategory.swift * Rename serial dispatch queues
50 lines
976 B
Swift
50 lines
976 B
Swift
//
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// Callback.swift
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// VisionCamera
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//
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// Created by Marc Rousavy on 07.06.21.
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// Copyright © 2021 mrousavy. All rights reserved.
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//
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import Foundation
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/**
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Represents a callback to JavaScript. Syntax is the same as with Promise.
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*/
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class Callback {
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private var hasCalled = false
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private let callback: RCTResponseSenderBlock
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init(_ callback: @escaping RCTResponseSenderBlock) {
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self.callback = callback
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}
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func reject(error: CameraError, cause: NSError?) {
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guard !hasCalled else { return }
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callback([NSNull(), makeReactError(error, cause: cause)])
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hasCalled = true
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}
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func reject(error: CameraError) {
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guard !hasCalled else { return }
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reject(error: error, cause: nil)
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hasCalled = true
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}
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func resolve(_ value: Any) {
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guard !hasCalled else { return }
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callback([value, NSNull()])
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hasCalled = true
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}
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func resolve() {
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guard !hasCalled else { return }
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resolve(NSNull())
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hasCalled = true
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}
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}
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