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f41f34d8ea
Present splash screens from AuthenticationViewController
111 lines
4 KiB
Swift
111 lines
4 KiB
Swift
//
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// Copyright 2021 New Vector Ltd
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//
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// Licensed under the Apache License, Version 2.0 (the "License");
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// you may not use this file except in compliance with the License.
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// You may obtain a copy of the License at
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//
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// http://www.apache.org/licenses/LICENSE-2.0
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//
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// Unless required by applicable law or agreed to in writing, software
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// distributed under the License is distributed on an "AS IS" BASIS,
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// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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// See the License for the specific language governing permissions and
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// limitations under the License.
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//
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import SwiftUI
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@available(iOS 14.0, *)
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struct OnboardingSplashScreen: View {
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// MARK: - Properties
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// MARK: Private
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@Environment(\.theme) private var theme: ThemeSwiftUI
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@State private var overlayFrame: CGRect = .zero
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@State private var pageTimer: Timer?
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// MARK: Public
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@ObservedObject var viewModel: OnboardingSplashScreenViewModel.Context
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var buttons: some View {
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VStack {
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Button { viewModel.send(viewAction: .register) } label: {
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Text(VectorL10n.onboardingSplashLoginButtonTitle)
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}
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.buttonStyle(PrimaryActionButtonStyle())
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Button { viewModel.send(viewAction: .login) } label: {
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Text(VectorL10n.onboardingSplashRegisterButtonTitle)
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.padding(12)
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}
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}
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}
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var overlay: some View {
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VStack {
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OnboardingSplashScreenPageIndicator(pageCount: viewModel.viewState.content.count,
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pageIndex: viewModel.pageIndex)
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.padding(.vertical, 20)
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buttons
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.padding(.horizontal, 16)
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}
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}
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var body: some View {
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GeometryReader { geometry in
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// FIXME: The PageTabViewStyle breaks the safe area - replace with ScrollView or custom offsets
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TabView(selection: $viewModel.pageIndex) {
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OnboardingSplashScreenPage(content: viewModel.viewState.content[viewModel.viewState.content.count - 1],
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overlayHeight: overlayFrame.height + geometry.safeAreaInsets.bottom)
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.tag(-1)
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ForEach(0..<viewModel.viewState.content.count, id:\.self) { index in
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let pageContent = viewModel.viewState.content[index]
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OnboardingSplashScreenPage(content: pageContent,
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overlayHeight: overlayFrame.height + geometry.safeAreaInsets.bottom)
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.tag(index)
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}
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}
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.tabViewStyle(PageTabViewStyle(indexDisplayMode: .never))
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.ignoresSafeArea()
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.overlay(overlay
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.background(ViewFrameReader(frame: $overlayFrame))
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.padding(.bottom, geometry.safeAreaInsets.bottom > 0 ? 0 : 16),
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alignment: .bottom)
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.accentColor(theme.colors.accent)
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.onAppear {
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pageTimer = Timer.scheduledTimer(withTimeInterval: 5, repeats: true) { timer in
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if viewModel.pageIndex == viewModel.viewState.content.count - 1 {
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viewModel.send(viewAction: .hiddenPage)
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withAnimation {
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viewModel.send(viewAction: .nextPage)
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}
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} else {
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withAnimation {
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viewModel.send(viewAction: .nextPage)
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}
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}
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}
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}
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}
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.navigationBarHidden(true)
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.background(theme.colors.background.ignoresSafeArea())
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}
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}
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// MARK: - Previews
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@available(iOS 14.0, *)
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struct OnboardingSplashScreen_Previews: PreviewProvider {
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static let stateRenderer = MockOnboardingSplashScreenScreenState.stateRenderer
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static var previews: some View {
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stateRenderer.screenGroup()
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}
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}
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