element-ios/RiotSwiftUI/Modules/Onboarding/SplashScreen/OnboardingSplashScreenModel...

93 lines
3.7 KiB
Swift

//
// Copyright 2021-2024 New Vector Ltd.
//
// SPDX-License-Identifier: AGPL-3.0-only
// Please see LICENSE in the repository root for full details.
//
import SwiftUI
// MARK: - Coordinator
/// The content displayed in a single splash screen page.
struct OnboardingSplashScreenPageContent {
let title: String
let message: String
let image: ImageAsset
let darkImage: ImageAsset
}
// MARK: View model
enum OnboardingSplashScreenViewModelResult {
case register
case login
}
// MARK: View
struct OnboardingSplashScreenViewState: BindableState, CustomDebugStringConvertible {
/// The colours of the background gradient shown behind the 4 pages.
private let gradientColors = [
Color(red: 0.95, green: 0.98, blue: 0.96),
Color(red: 0.89, green: 0.96, blue: 0.97),
Color(red: 0.95, green: 0.89, blue: 0.97),
Color(red: 0.81, green: 0.95, blue: 0.91),
Color(red: 0.95, green: 0.98, blue: 0.96)
]
/// An array containing all content of the carousel pages
let content: [OnboardingSplashScreenPageContent]
var bindings: OnboardingSplashScreenBindings
/// Custom debug description to reduce noise in the logs.
var debugDescription: String {
"OnboardingSplashScreenViewState at page \(bindings.pageIndex)."
}
/// The background gradient for all 4 pages and the hidden page at the start of the carousel.
var backgroundGradient: Gradient {
// Include the extra stop for the hidden page at the start of the carousel.
let hiddenPageColor = gradientColors[gradientColors.count - 2]
return Gradient(colors: [hiddenPageColor] + gradientColors)
}
init() {
// The pun doesn't translate, so we only use it for English.
let locale = Locale.current
let page4Title = locale.identifier.hasPrefix("en") ? "Cut the slack from teams." : VectorL10n.onboardingSplashPage4TitleNoPun
content = [
OnboardingSplashScreenPageContent(title: VectorL10n.onboardingSplashPage1Title,
message: VectorL10n.onboardingSplashPage1Message,
image: Asset.Images.onboardingSplashScreenPage1,
darkImage: Asset.Images.onboardingSplashScreenPage1Dark),
OnboardingSplashScreenPageContent(title: VectorL10n.onboardingSplashPage2Title,
message: VectorL10n.onboardingSplashPage2Message,
image: Asset.Images.onboardingSplashScreenPage2,
darkImage: Asset.Images.onboardingSplashScreenPage2Dark),
OnboardingSplashScreenPageContent(title: VectorL10n.onboardingSplashPage3Title,
message: VectorL10n.onboardingSplashPage3Message,
image: Asset.Images.onboardingSplashScreenPage3,
darkImage: Asset.Images.onboardingSplashScreenPage3Dark),
OnboardingSplashScreenPageContent(title: page4Title,
message: VectorL10n.onboardingSplashPage4Message,
image: Asset.Images.onboardingSplashScreenPage4,
darkImage: Asset.Images.onboardingSplashScreenPage4Dark)
]
bindings = OnboardingSplashScreenBindings()
}
}
struct OnboardingSplashScreenBindings {
var pageIndex = 0
}
enum OnboardingSplashScreenViewAction {
case register
case login
case nextPage
case previousPage
case hiddenPage
}