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1 // Copyright (C) 2024 Rubén Beltrán del Río
2
3 // This program is free software: you can redistribute it and/or modify
4 // it under the terms of the GNU General Public License as published by
5 // the Free Software Foundation, either version 3 of the License, or
6 // (at your option) any later version.
7
8 // This program is distributed in the hope that it will be useful,
9 // but WITHOUT ANY WARRANTY; without even the implied warranty of
10 // MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
11 // GNU General Public License for more details.
12
13 // You should have received a copy of the GNU General Public License
14 // along with this program. If not, see https://map.tranquil.systems.
15 import Foundation
16
17 class Debouncer {
18
19 // MARK: - Properties
20 private let queue = DispatchQueue.global(qos: .utility)
21 private var workItem = DispatchWorkItem(block: {})
22 private var interval: TimeInterval
23
24 // MARK: - Initializer
25 init(seconds: TimeInterval) {
26 self.interval = seconds
27 }
28
29 // MARK: - Debouncing function
30 func debounce(action: @escaping (() -> Void)) {
31 workItem.cancel()
32 workItem = DispatchWorkItem(block: { action() })
33 queue.asyncAfter(deadline: .now() + interval, execute: workItem)
34 }
35 }