58 lines
1.2 KiB
Swift
58 lines
1.2 KiB
Swift
//
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// TrafficUsage.swift
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// PrivadoVPN
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//
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// Created by Zhandos Bolatbekov on 12.02.2021.
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// Copyright © 2021 Privado LLC. All rights reserved.
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//
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import Foundation
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final class TrafficUsage {
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enum Unit {
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static let byte: UInt64 = 1
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static let kiloByte = byte * 1000
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static let megaByte = kiloByte * 1000
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static let gigaByte = megaByte * 1000
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}
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static let key = "TrafficUsage"
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static var instance = TrafficUsage()
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private var bytesCount: UInt64 {
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get {
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UserDefaults.standard.value(forKey: Self.key) as? UInt64 ?? 0
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}
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set {
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UserDefaults.standard.setValue(newValue, forKey: Self.key)
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self.bytesCountEmitter.invoke(newValue)
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// print("Traffic usage: \(newValue)")
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}
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}
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let bytesCountEmitter = Emitter<UInt64>()
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// MARK: - Init
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private init() { }
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// MARK: - Interface
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func get() -> UInt64 {
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return self.bytesCount
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}
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func add(bytes: UInt64) {
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self.bytesCount += bytes
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}
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func set(bytes: UInt64) {
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self.bytesCount = bytes
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}
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func reset() {
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self.bytesCount = 0
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}
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}
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