141 lines
3.5 KiB
Swift
141 lines
3.5 KiB
Swift
//
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// TunnelToggleButton.swift
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// Passepartout
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//
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// Created by Davide De Rosa on 9/7/24.
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// Copyright (c) 2024 Davide De Rosa. All rights reserved.
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//
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// https://github.com/passepartoutvpn
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//
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// This file is part of Passepartout.
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//
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// Passepartout is free software: you can redistribute it and/or modify
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// it under the terms of the GNU General Public License as published by
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// the Free Software Foundation, either version 3 of the License, or
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// (at your option) any later version.
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//
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// Passepartout is distributed in the hope that it will be useful,
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// but WITHOUT ANY WARRANTY; without even the implied warranty of
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// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
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// GNU General Public License for more details.
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//
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// You should have received a copy of the GNU General Public License
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// along with Passepartout. If not, see <http://www.gnu.org/licenses/>.
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//
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import PassepartoutKit
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import SwiftUI
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import UtilsLibrary
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struct TunnelToggleButton<Label>: View, TunnelContextProviding, ThemeProviding where Label: View {
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enum Style {
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case plain
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case color
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}
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@EnvironmentObject
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var theme: Theme
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@EnvironmentObject
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var connectionObserver: ConnectionObserver
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@EnvironmentObject
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private var iapManager: IAPManager
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var style: Style = .plain
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@ObservedObject
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var tunnel: Tunnel
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let profile: Profile?
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@Binding
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var nextProfileId: Profile.ID?
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let interactiveManager: InteractiveManager
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let errorHandler: ErrorHandler
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let label: (Bool) -> Label
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@State
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private var pendingTask: Task<Void, Error>?
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var body: some View {
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Button(action: tryPerform) {
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label(canConnect)
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}
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.foregroundStyle(color)
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#if os(macOS)
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.buttonStyle(.plain)
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.cursor(.hand)
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#endif
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.disabled(profile == nil || (isInstalled && tunnel.status == .deactivating))
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}
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}
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private extension TunnelToggleButton {
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var isInstalled: Bool {
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profile?.id == tunnel.currentProfile?.id
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}
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var canConnect: Bool {
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!isInstalled || (tunnel.status == .inactive && tunnel.currentProfile?.onDemand != true)
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}
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var color: Color {
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switch style {
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case .plain:
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return .primary
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case .color:
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return tunnelStatusColor
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}
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}
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}
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private extension TunnelToggleButton {
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func tryPerform() {
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pendingTask?.cancel()
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pendingTask = Task {
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guard let profile else {
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return
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}
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nextProfileId = profile.id
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defer {
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if nextProfileId == profile.id {
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nextProfileId = nil
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}
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}
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if canConnect && profile.isInteractive {
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interactiveManager.present(with: profile) {
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await perform(with: $0)
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}
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return
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}
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await perform(with: profile)
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}
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}
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func perform(with profile: Profile) async {
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do {
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if isInstalled {
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if canConnect {
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try await tunnel.connect(with: profile, processor: iapManager)
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} else {
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try await tunnel.disconnect()
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}
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} else {
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try await tunnel.connect(with: profile, processor: iapManager)
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}
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} catch {
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errorHandler.handle(
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error,
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title: Strings.Global.connection,
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message: Strings.Views.Profiles.Errors.tunnel
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)
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}
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}
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}
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