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85 lines
2.9 KiB
Swift
85 lines
2.9 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 Foundation
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// MARK: View model
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enum AuthenticationServerSelectionViewModelResult {
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/// The user would like to use the homeserver at the given address.
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case confirm(homeserverAddress: String)
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/// Dismiss the view without using the entered address.
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case dismiss
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}
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// MARK: View
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struct AuthenticationServerSelectionViewState: BindableState {
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/// View state that can be bound to from SwiftUI.
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var bindings: AuthenticationServerSelectionBindings
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/// An error message to be shown in the text field footer.
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var footerErrorMessage: String?
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/// The flow that the screen is being used for.
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let flow: AuthenticationFlow
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/// Whether the screen is presented modally or within a navigation stack.
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var hasModalPresentation: Bool
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var headerTitle: String {
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flow == .login ? VectorL10n.authenticationServerSelectionLoginTitle : VectorL10n.authenticationServerSelectionRegisterTitle
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}
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var headerMessage: String {
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flow == .login ? VectorL10n.authenticationServerSelectionLoginMessage : VectorL10n.authenticationServerSelectionRegisterMessage
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}
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/// The title shown on the confirm button.
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var buttonTitle: String {
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hasModalPresentation ? VectorL10n.confirm : VectorL10n.next
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}
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/// The text field is showing an error.
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var isShowingFooterError: Bool {
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footerErrorMessage != nil
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}
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/// Whether it is possible to continue when tapping the confirmation button.
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var hasValidationError: Bool {
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bindings.homeserverAddress.isEmpty || isShowingFooterError
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}
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}
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struct AuthenticationServerSelectionBindings {
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/// The homeserver address input by the user.
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var homeserverAddress: String
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/// Information describing the currently displayed alert.
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var alertInfo: AlertInfo<AuthenticationServerSelectionErrorType>?
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}
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enum AuthenticationServerSelectionViewAction {
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/// The user would like to use the homeserver at the input address.
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case confirm
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/// Dismiss the view without using the entered address.
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case dismiss
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/// Clear any errors shown in the text field footer.
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case clearFooterError
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}
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enum AuthenticationServerSelectionErrorType: Hashable {
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/// An error message to be shown in the text field footer.
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case footerMessage(String)
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/// An error occurred when trying to open the EMS link
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case openURLAlert
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}
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