90 lines
2.9 KiB
Swift
90 lines
2.9 KiB
Swift
//
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// Copyright 2022 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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enum LoginScreenViewModelAction: CustomStringConvertible {
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/// Parse the username and update the homeserver if included.
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case parseUsername(String)
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/// The user would like to reset their password.
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case forgotPassword
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/// Login using the supplied credentials.
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case login(username: String, password: String)
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/// A string representation of the action, ignoring any associated values that could leak PII.
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var description: String {
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switch self {
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case .parseUsername:
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return "parseUsername"
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case .forgotPassword:
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return "forgotPassword"
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case .login:
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return "login"
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}
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}
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}
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struct LoginScreenViewState: BindableState {
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/// Data about the selected homeserver.
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var homeserver: LoginHomeserver
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/// Whether a new homeserver is currently being loaded.
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var isLoading = false
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/// View state that can be bound to from SwiftUI.
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var bindings: LoginScreenBindings
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/// The types of login supported by the homeserver.
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var loginMode: LoginMode { homeserver.loginMode }
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/// `true` if the username and password are ready to be submitted.
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var hasValidCredentials: Bool {
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!bindings.username.isEmpty && !bindings.password.isEmpty
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}
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/// `true` when valid credentials have been entered and a homeserver has been loaded.
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var canSubmit: Bool {
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hasValidCredentials && !isLoading
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}
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}
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struct LoginScreenBindings {
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/// The username input by the user.
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var username = ""
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/// The password input by the user.
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var password = ""
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/// Information describing the currently displayed alert.
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var alertInfo: AlertInfo<LoginScreenErrorType>?
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}
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enum LoginScreenViewAction {
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/// Parse the username to detect if a homeserver is included.
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case parseUsername
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/// The user would like to reset their password.
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case forgotPassword
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/// Continue using the input username and password.
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case next
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}
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enum LoginScreenErrorType: Hashable {
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/// A specific error message shown in an alert.
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case alert(String)
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/// Looking up the homeserver from the username failed.
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case invalidHomeserver
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/// An alert that allows the user to learn about sliding sync.
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case slidingSyncAlert
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/// The response from the homeserver was unexpected.
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case unknown
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}
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