66 lines
2.1 KiB
Swift
66 lines
2.1 KiB
Swift
//
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// StreamingDownloadDirector.swift
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// SwiftAudioPlayer
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//
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// Created by Tanha Kabir on 4/16/21.
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//
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// Permission is hereby granted, free of charge, to any person obtaining a copy
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// of this software and associated documentation files (the "Software"), to deal
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// in the Software without restriction, including without limitation the rights
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// to use, copy, modify, merge, publish, distribute, sublicense, and/or sell
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// copies of the Software, and to permit persons to whom the Software is
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// furnished to do so, subject to the following conditions:
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//
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// The above copyright notice and this permission notice shall be included in
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// all copies or substantial portions of the Software.
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//
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// THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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// IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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// FITNESS FOR A PARTICULAR PURPOSE AND NONINFRINGEMENT. IN NO EVENT SHALL THE
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// AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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// LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING FROM,
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// OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS IN
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// THE SOFTWARE.
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import Foundation
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class StreamingDownloadDirector {
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static let shared = StreamingDownloadDirector()
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private var currentAudioKey: Key?
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var closures: DirectorThreadSafeClosures<Double> = DirectorThreadSafeClosures()
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private init() {}
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func setKey(_ key: Key) {
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currentAudioKey = key
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}
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func resetCache() {
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closures.resetCache()
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}
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func clear() {
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closures.clear()
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}
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func attach(closure: @escaping (Double) throws -> Void) -> UInt {
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return closures.attach(closure: closure)
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}
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func detach(withID id: UInt) {
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closures.detach(id: id)
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}
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}
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extension StreamingDownloadDirector {
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func didUpdate(_ key: Key, networkStreamProgress: Double) {
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guard key == currentAudioKey else {
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Log.debug("silence old updates")
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return
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}
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closures.broadcast(payload: networkStreamProgress)
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}
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}
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