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<!-- Thank you for submitting a Pull Request and helping to improve Home Assistant. Please complete the following sections to help the processing and review of your changes. Please do not delete anything from this template. --> ## Summary <!-- Provide a brief summary of the changes you have made and most importantly what they aim to achieve --> CarPlay implementation that allows you to interact with various entities safely while driving your vehicle. ## Screenshots <!-- If this is a user-facing change not in the frontend, please include screenshots in light and dark mode. --> ## Link to pull request in Documentation repository <!-- Pull requests that add, change or remove functionality must have a corresponding pull request in the Companion App Documentation repository (https://github.com/home-assistant/companion.home-assistant). Please add the number of this pull request after the "#" --> Documentation: home-assistant/companion.home-assistant#923 ## Any other notes <!-- If there is any other information of note, like if this Pull Request is part of a bigger change, please include it here. --> --------- Co-authored-by: Joshua Peisach <[email protected]> Co-authored-by: Bram Kragten <[email protected]> Co-authored-by: Bruno Pantaleão <[email protected]>
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| Original file line number | Diff line number | Diff line change |
|---|---|---|
| @@ -0,0 +1,221 @@ | ||
| import CarPlay | ||
| import Communicator | ||
| import HAKit | ||
| import PromiseKit | ||
| import Shared | ||
|
|
||
| public protocol EntitiesStateSubscription { | ||
| func subscribe() | ||
| func unsubscribe() | ||
| } | ||
|
|
||
| @available(iOS 16.0, *) | ||
| class CarPlaySceneDelegate: UIResponder { | ||
| private var interfaceController: CPInterfaceController? | ||
| private var entities: HACache<Set<HAEntity>>? | ||
| private var domainsListTemplate: DomainsListTemplate? | ||
| private var serverId: Identifier<Server>? | ||
|
|
||
| private let carPlayPreferredServerKey = "carPlay-server" | ||
|
|
||
| private func setServer(server: Server) { | ||
| serverId = server.identifier | ||
| prefs.set(server.identifier.rawValue, forKey: carPlayPreferredServerKey) | ||
| setDomainListTemplate(for: server) | ||
| updateServerListButton() | ||
| } | ||
|
|
||
| private func updateServerListButton() { | ||
| domainsListTemplate?.setServerListButton(show: Current.servers.all.count > 1) | ||
| } | ||
|
|
||
| @objc private func updateServerList() { | ||
| DispatchQueue.main.async { [weak self] in | ||
| guard let self else { return } | ||
| self.updateServerListButton() | ||
| if self.serverId == nil { | ||
| /// No server is selected | ||
| guard let server = self.getServer() else { | ||
| Current.Log.info("No server connected") | ||
| return | ||
| } | ||
| self.setServer(server: server) | ||
| } | ||
| } | ||
| } | ||
|
|
||
| private func showNoServerAlert() { | ||
| guard interfaceController?.presentedTemplate == nil else { | ||
| return | ||
| } | ||
|
|
||
| let loginAlertAction = CPAlertAction(title: L10n.Carplay.Labels.alreadyAddedServer, style: .default) { _ in | ||
| if !Current.servers.all.isEmpty { | ||
| self.interfaceController?.dismissTemplate(animated: true, completion: nil) | ||
| } | ||
| } | ||
| let alertTemplate = CPAlertTemplate( | ||
| titleVariants: [L10n.Carplay.Labels.noServersAvailable], | ||
| actions: [loginAlertAction] | ||
| ) | ||
| interfaceController?.presentTemplate(alertTemplate, animated: true, completion: nil) | ||
| } | ||
|
|
||
| private func setDomainListTemplate(for server: Server) { | ||
| guard let interfaceController else { return } | ||
|
|
||
| let entities = Current.api(for: server).connection.caches.states | ||
|
|
||
| domainsListTemplate = DomainsListTemplate( | ||
| title: server.info.name, | ||
| entities: entities, | ||
| serverButtonHandler: { [weak self] _ in | ||
| self?.setServerListTemplate() | ||
| }, | ||
| server: server | ||
| ) | ||
|
|
||
| guard let domainsListTemplate else { return } | ||
|
|
||
| domainsListTemplate.interfaceController = interfaceController | ||
|
|
||
| interfaceController.setRootTemplate(domainsListTemplate.template, animated: true, completion: nil) | ||
| domainsListTemplate.updateSections() | ||
| } | ||
|
|
||
| private func setServerListTemplate() { | ||
| var serverList: [CPListItem] = [] | ||
| for server in Current.servers.all { | ||
| let serverItem = CPListItem( | ||
| text: server.info.name, | ||
| detailText: "\(server.info.connection.activeURLType.description) - \(server.info.connection.activeURL().absoluteString)" | ||
| ) | ||
| serverItem.handler = { [weak self] _, completion in | ||
| self?.setServer(server: server) | ||
| if let templates = self?.interfaceController?.templates, templates.count > 1 { | ||
| self?.interfaceController?.popTemplate(animated: true, completion: nil) | ||
| } | ||
| completion() | ||
| } | ||
| serverItem.accessoryType = serverId == server.identifier ? .cloud : .none | ||
| serverList.append(serverItem) | ||
| } | ||
| let section = CPListSection(items: serverList) | ||
| let serverListTemplate = CPListTemplate(title: L10n.Carplay.Labels.servers, sections: [section]) | ||
| interfaceController?.pushTemplate(serverListTemplate, animated: true, completion: nil) | ||
| } | ||
|
|
||
| private func setEmptyTemplate(interfaceController: CPInterfaceController) { | ||
| interfaceController.setRootTemplate(CPInformationTemplate( | ||
| title: L10n.About.Logo.title, | ||
| layout: .leading, | ||
| items: [], | ||
| actions: [] | ||
| ), animated: true, completion: nil) | ||
| } | ||
|
|
||
| /// Get server for ID or first server available | ||
| private func getServer(id: Identifier<Server>? = nil) -> Server? { | ||
| guard let id = id else { | ||
| return Current.servers.all.first | ||
| } | ||
| return Current.servers.server(for: id) | ||
| } | ||
| } | ||
|
|
||
| // MARK: - CPTemplateApplicationSceneDelegate | ||
|
|
||
| @available(iOS 16.0, *) | ||
| extension CarPlaySceneDelegate: CPTemplateApplicationSceneDelegate { | ||
| func templateApplicationScene( | ||
| _ templateApplicationScene: CPTemplateApplicationScene, | ||
| didConnect interfaceController: CPInterfaceController | ||
| ) { | ||
| self.interfaceController = interfaceController | ||
| self.interfaceController?.delegate = self | ||
|
|
||
| if let serverIdentifier = prefs.string(forKey: carPlayPreferredServerKey), | ||
| let selectedServer = Current.servers.server(forServerIdentifier: serverIdentifier) { | ||
| setServer(server: selectedServer) | ||
| } else if let server = getServer() { | ||
| setServer(server: server) | ||
| } else { | ||
| setEmptyTemplate(interfaceController: interfaceController) | ||
| } | ||
|
|
||
| updateServerList() | ||
|
|
||
| NotificationCenter.default.addObserver( | ||
| self, | ||
| selector: #selector(updateServerList), | ||
| name: HAConnectionState.didTransitionToStateNotification, | ||
| object: nil | ||
| ) | ||
|
|
||
| NotificationCenter.default.addObserver( | ||
| self, | ||
| selector: #selector(updateServerList), | ||
| name: HomeAssistantAPI.didConnectNotification, | ||
| object: nil | ||
| ) | ||
|
|
||
| /// Observer for servers list changes | ||
| Current.servers.add(observer: self) | ||
|
|
||
| if Current.servers.all.isEmpty { | ||
| showNoServerAlert() | ||
| } | ||
| } | ||
|
|
||
| func templateApplicationScene( | ||
| _ templateApplicationScene: CPTemplateApplicationScene, | ||
| didDisconnect interfaceController: CPInterfaceController, | ||
| from window: CPWindow | ||
| ) { | ||
| NotificationCenter.default.removeObserver(self) | ||
| Current.servers.remove(observer: self) | ||
| } | ||
| } | ||
|
|
||
| // MARK: - ServerObserver | ||
|
|
||
| @available(iOS 16.0, *) | ||
| extension CarPlaySceneDelegate: ServerObserver { | ||
| func serversDidChange(_ serverManager: ServerManager) { | ||
| defer { | ||
| updateServerListButton() | ||
| } | ||
|
|
||
| guard let server = getServer(id: serverId) else { | ||
| serverId = nil | ||
|
|
||
| if let server = getServer() { | ||
| setServer(server: server) | ||
| } else if interfaceController?.presentedTemplate != nil { | ||
| interfaceController?.dismissTemplate(animated: true, completion: nil) | ||
| } else { | ||
| showNoServerAlert() | ||
| } | ||
|
|
||
| return | ||
| } | ||
| setServer(server: server) | ||
| } | ||
| } | ||
|
|
||
| @available(iOS 16.0, *) | ||
| extension CarPlaySceneDelegate: CPInterfaceControllerDelegate { | ||
| func templateWillDisappear(_ aTemplate: CPTemplate, animated: Bool) { | ||
| domainsListTemplate?.templateWillDisappear(template: aTemplate) | ||
| } | ||
|
|
||
| func templateWillAppear(_ aTemplate: CPTemplate, animated: Bool) { | ||
| domainsListTemplate?.templateWillAppear(template: aTemplate) | ||
| } | ||
| } | ||
|
|
||
| protocol CarPlayTemplateProvider { | ||
| var template: CPTemplate { get set } | ||
| func templateWillDisappear(template: CPTemplate) | ||
| func templateWillAppear(template: CPTemplate) | ||
| } |
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