element-x-ios/ElementX/Sources/Screens/BugReport/BugReportCoordinator.swift

102 lines
3.5 KiB
Swift

//
// Copyright 2022 New Vector Ltd
//
// Licensed under the Apache License, Version 2.0 (the "License");
// you may not use this file except in compliance with the License.
// You may obtain a copy of the License at
//
// http://www.apache.org/licenses/LICENSE-2.0
//
// Unless required by applicable law or agreed to in writing, software
// distributed under the License is distributed on an "AS IS" BASIS,
// WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
// See the License for the specific language governing permissions and
// limitations under the License.
//
import SwiftUI
struct BugReportCoordinatorParameters {
let bugReportService: BugReportServiceProtocol
let screenshot: UIImage?
}
final class BugReportCoordinator: Coordinator, Presentable {
// MARK: - Properties
// MARK: Private
private let parameters: BugReportCoordinatorParameters
private let bugReportHostingController: UIViewController
private var bugReportViewModel: BugReportViewModelProtocol
private var indicatorPresenter: UserIndicatorTypePresenterProtocol
private var loadingIndicator: UserIndicator?
private var statusIndicator: UserIndicator?
// MARK: Public
// Must be used only internally
var childCoordinators: [Coordinator] = []
var completion: (() -> Void)?
// MARK: - Setup
init(parameters: BugReportCoordinatorParameters) {
self.parameters = parameters
let viewModel = BugReportViewModel(bugReportService: parameters.bugReportService,
screenshot: parameters.screenshot)
let view = BugReportScreen(context: viewModel.context)
bugReportViewModel = viewModel
bugReportHostingController = UIHostingController(rootView: view)
indicatorPresenter = UserIndicatorTypePresenter(presentingViewController: bugReportHostingController)
}
// MARK: - Public
func start() {
MXLog.debug("[BugReportCoordinator] did start.")
bugReportViewModel.callback = { [weak self] result in
guard let self = self else { return }
MXLog.debug("[BugReportCoordinator] BugReportViewModel did complete with result: \(result).")
switch result {
case .submitStarted:
self.startLoading()
case .submitFinished:
self.stopLoading()
self.completion?()
case .submitFailed(let error):
self.stopLoading()
self.showError(label: error.localizedDescription)
}
}
}
func toPresentable() -> UIViewController {
bugReportHostingController
}
// MARK: - Private
/// Show an activity indicator whilst loading.
/// - Parameters:
/// - label: The label to show on the indicator.
/// - isInteractionBlocking: Whether the indicator should block any user interaction.
private func startLoading(label: String = ElementL10n.loading, isInteractionBlocking: Bool = true) {
loadingIndicator = indicatorPresenter.present(.loading(label: label,
isInteractionBlocking: isInteractionBlocking))
}
/// Hide the currently displayed activity indicator.
private func stopLoading() {
loadingIndicator = nil
}
/// Show error indicator
private func showError(label: String) {
statusIndicator = indicatorPresenter.present(.error(label: label))
}
}