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50 lines
1.9 KiB
Swift
50 lines
1.9 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 SwiftUI
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/// A type that describes an alert to be shown after an error occurred.
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struct ErrorAlertInfo<T: Hashable>: Identifiable {
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/// An identifier that can be used to distinguish one error from another.
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let id: T
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/// The alert's title.
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let title: String
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/// The alert's message (optional).
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var message: String? = nil
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/// The alert's primary button title and action. Defaults to an Ok button with no action.
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var primaryButton: (title: String, action: (() -> Void)?) = (VectorL10n.ok, nil)
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/// The alert's secondary button title and action.
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var secondaryButton: (title: String, action: (() -> Void)?)? = nil
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}
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extension ErrorAlertInfo where T == Int {
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/// Initialises the type with the title and message from an `NSError` along with the default Ok button.
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init?(error: NSError? = nil) {
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guard error?.domain != NSURLErrorDomain && error?.code != NSURLErrorCancelled else { return nil }
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id = error?.code ?? -1
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title = error?.userInfo[NSLocalizedFailureReasonErrorKey] as? String ?? VectorL10n.error
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message = error?.userInfo[NSLocalizedDescriptionKey] as? String ?? VectorL10n.errorCommonMessage
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}
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}
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@available(iOS 13.0, *)
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extension ErrorAlertInfo {
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var messageText: Text? {
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guard let message = message else { return nil }
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return Text(message)
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}
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}
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