Created
May 7, 2023 00:55
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Spotlight App Search minimal UI + functionality
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| // | |
| // ContentView.swift | |
| // SpotlightAppSearch | |
| // | |
| // Created by seoksoon jang on 2023-05-06. | |
| // | |
| import SwiftUI | |
| import CoreServices | |
| struct ContentView: View { | |
| @State private var searchText: String = "" | |
| @State private var installedApps: [AppItem] = [] | |
| private var filteredApps: [AppItem] { | |
| installedApps.filter { app in | |
| searchText.isEmpty || app.name.localizedCaseInsensitiveContains(searchText) | |
| } | |
| } | |
| var body: some View { | |
| VStack { | |
| TextField("Search apps", text: $searchText) | |
| .padding(.horizontal) | |
| AppListView(apps: filteredApps) | |
| } | |
| .task { | |
| installedApps = await fetchInstalledApps() | |
| } | |
| } | |
| func fetchInstalledApps() async -> [AppItem] { | |
| let query = MDQueryCreate(kCFAllocatorDefault, "kMDItemContentTypeTree == 'com.apple.application-*'" as CFString, nil, nil) | |
| MDQueryExecute(query, CFOptionFlags(kMDQuerySynchronous.rawValue)) | |
| let count = MDQueryGetResultCount(query) | |
| lazy var apps: [AppItem] = [] | |
| try? await withThrowingTaskGroup(of: AppItem.self) { group in | |
| for index in 0..<count { | |
| group.addTask { | |
| guard let rawPtr = MDQueryGetResultAtIndex(query, index), | |
| let item = Unmanaged<MDItem>.fromOpaque(rawPtr).takeUnretainedValue() as MDItem?, | |
| let path = MDItemCopyAttribute(item, kMDItemPath) as? String, path.hasSuffix(".app"), | |
| let displayName = MDItemCopyAttribute(item, kMDItemDisplayName) as? String | |
| else { | |
| throw NSError(domain: "AppItemError", code: 1, userInfo: nil) | |
| } | |
| let url = URL(fileURLWithPath: path) | |
| return AppItem(name: displayName, url: url) | |
| } | |
| } | |
| for try await app in group { | |
| apps.append(app) | |
| } | |
| } | |
| return apps | |
| } | |
| } | |
| struct AppRowView: View { | |
| var app: AppItem | |
| var body: some View { | |
| HStack { | |
| Image(nsImage: getAppIcon(for: app.url)) | |
| .resizable() | |
| .scaledToFit() | |
| Text(app.name) | |
| Button(action: { | |
| launchApp(at: app.url) | |
| }) { | |
| Text("click") | |
| } | |
| } | |
| } | |
| func getAppIcon(for url: URL) -> NSImage { | |
| return NSWorkspace.shared.icon(forFile: url.path) | |
| } | |
| func launchApp(at url: URL) { | |
| NSWorkspace.shared.open(url) | |
| } | |
| } | |
| struct AppListView: View { | |
| var apps: [AppItem] | |
| var body: some View { | |
| List(apps) { app in | |
| AppRowView(app: app) | |
| } | |
| } | |
| } | |
| struct AppItem: Identifiable, Hashable { | |
| var id = UUID() | |
| var name: String | |
| var url: URL | |
| } | |
| extension AppItem { | |
| init?(url: URL) { | |
| guard let appName = url.deletingPathExtension().lastPathComponent as String? else { | |
| return nil | |
| } | |
| self.name = appName | |
| self.url = url | |
| } | |
| } |
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