passepartout-apple/Passepartout/App/Views/VPNToggle.swift

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//
// VPNToggle.swift
// Passepartout
//
// Created by Davide De Rosa on 4/26/22.
// Copyright (c) 2022 Davide De Rosa. All rights reserved.
//
// https://github.com/passepartoutvpn
//
// This file is part of Passepartout.
//
// Passepartout is free software: you can redistribute it and/or modify
// it under the terms of the GNU General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// Passepartout is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU General Public License for more details.
//
// You should have received a copy of the GNU General Public License
// along with Passepartout. If not, see <http://www.gnu.org/licenses/>.
//
import SwiftUI
import PassepartoutCore
struct VPNToggle: View {
@ObservedObject private var vpnManager: VPNManager
@ObservedObject private var currentVPNState: VPNManager.ObservableState
private let rateLimit: Int
private let onToggle: (() -> Void)?
private var isEnabled: Binding<Bool> {
.init {
currentVPNState.isEnabled
} set: { _ in
_ = toggleVPN()
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}
}
@State private var canToggle = true
init(rateLimit: Int, onToggle: (() -> Void)? = nil) {
vpnManager = .shared
currentVPNState = .shared
self.rateLimit = rateLimit
self.onToggle = onToggle
}
var body: some View {
Toggle(L10n.Global.Strings.enabled, isOn: isEnabled)
.disabled(!canToggle)
.themeAnimation(on: currentVPNState.isEnabled)
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}
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private func toggleVPN() -> Bool {
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guard vpnManager.toggle() else {
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return false
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}
// rate limit toggle actions
canToggle = false
DispatchQueue.main.asyncAfter(deadline: .now() + .milliseconds(rateLimit)) {
canToggle = true
}
onToggle?()
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return true
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}
}