passepartout-apple/Passepartout/Library/Sources/UILibrary/Views/UI/RefreshInfrastructureButton.swift

//
//  RefreshInfrastructureButton.swift
//  Passepartout
//
//  Created by Davide De Rosa on 11/25/24.
//  Copyright (c) 2024 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 PassepartoutKit
import SwiftUI

public struct RefreshInfrastructureButton<Label>: View where Label: View {

    @EnvironmentObject
    private var providerManager: ProviderManager

    private let apis: [APIMapper]

    private let providerId: ProviderID

    private let label: () -> Label

    public init(apis: [APIMapper], providerId: ProviderID, label: @escaping () -> Label) {
        self.apis = apis
        self.providerId = providerId
        self.label = label
    }

    public var body: some View {
        Button {
            Task {
                try await providerManager.fetchVPNInfrastructure(from: apis, for: providerId)
            }
        } label: {
            label()
        }
    }
}

extension RefreshInfrastructureButton where Label == RefreshInfrastructureButtonProgressView {
    public init(apis: [APIMapper], providerId: ProviderID) {
        self.apis = apis
        self.providerId = providerId
        label = {
            RefreshInfrastructureButtonProgressView()
        }
    }
}

public struct RefreshInfrastructureButtonProgressView: View {

    @EnvironmentObject
    private var providerManager: ProviderManager

    public var body: some View {
#if os(iOS)
        HStack {
            Text(Strings.Views.Providers.refreshInfrastructure)
            if providerManager.isLoading {
                Spacer()
                ProgressView()
            }
        }
#else
        Text(Strings.Views.Providers.refreshInfrastructure)
#endif
    }
}