import Foundation
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import AppKit
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// MARK: - Data Models
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struct AppInfo: Identifiable, Hashable {
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var id: URL { path }
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let name: String
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let path: URL
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let tags: [String]
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let bundleIdentifier: String?
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let icon: NSImage // Pre-loaded during background scan
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/// True if this is an Apple pre-installed app.
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var isAppleApp: Bool {
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if let bid = bundleIdentifier, bid.hasPrefix("com.apple.") { return true }
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return path.path.hasPrefix("/System/Applications/")
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}
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func hash(into hasher: inout Hasher) { hasher.combine(path) }
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static func == (lhs: AppInfo, rhs: AppInfo) -> Bool { lhs.path == rhs.path }
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}
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struct TagGroup: Identifiable {
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var id: String { name }
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let name: String
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let apps: [AppInfo]
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}
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// MARK: - Tag Color Mapping
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enum TagColor {
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static func nsColor(for index: Int) -> NSColor {
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switch index {
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case 0: return NSColor.systemGray
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case 1: return NSColor(red: 0.60, green: 0.60, blue: 0.62, alpha: 1.0)
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case 2: return NSColor(red: 0.38, green: 0.74, blue: 0.35, alpha: 1.0)
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case 3: return NSColor(red: 0.70, green: 0.45, blue: 0.79, alpha: 1.0)
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case 4: return NSColor(red: 0.30, green: 0.64, blue: 0.96, alpha: 1.0)
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case 5: return NSColor(red: 0.97, green: 0.83, blue: 0.29, alpha: 1.0)
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case 6: return NSColor(red: 0.99, green: 0.38, blue: 0.36, alpha: 1.0)
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case 7: return NSColor(red: 0.97, green: 0.58, blue: 0.27, alpha: 1.0)
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default: return NSColor.systemGray
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}
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}
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static let allIndices: [Int] = [1, 2, 3, 4, 5, 6, 7]
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}
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// MARK: - App Scanner
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enum AppIndexer {
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static let searchPaths: [URL] = [
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URL(fileURLWithPath: "/Applications"),
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URL(fileURLWithPath: "/System/Applications"),
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FileManager.default.homeDirectoryForCurrentUser
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.appendingPathComponent("Applications")
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]
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/// Scan all standard locations. Tags are annotated from TagDatabase by the caller.
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static func scan() -> [AppInfo] {
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var seen = Set<URL>()
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var apps: [AppInfo] = []
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for baseURL in searchPaths {
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guard let enumerator = FileManager.default.enumerator(
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at: baseURL,
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includingPropertiesForKeys: [.isDirectoryKey],
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options: [.skipsHiddenFiles, .skipsPackageDescendants]
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) else { continue }
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for case let url as URL in enumerator {
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guard url.pathExtension == "app" else { continue }
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guard !seen.contains(url) else { continue }
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seen.insert(url)
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let name = url.deletingPathExtension().lastPathComponent
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let icon = NSWorkspace.shared.icon(forFile: url.path)
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icon.size = NSSize(width: 96, height: 96)
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var bundleId: String? = nil
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if let bundle = Bundle(url: url) {
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bundleId = bundle.bundleIdentifier
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}
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apps.append(AppInfo(
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name: name, path: url, tags: [],
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bundleIdentifier: bundleId, icon: icon
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))
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}
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}
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return apps.sorted {
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$0.name.localizedStandardCompare($1.name) == .orderedAscending
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}
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}
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/// Group apps by their tags (from TagDatabase).
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/// Groups are sorted by tagOrder (user-defined), falling back to alpha.
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static func group(
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apps: [AppInfo],
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nameOverrides: [String: String] = [:],
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defaultGroupName: String = "Other",
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tagOrder: [String] = []
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) -> [TagGroup] {
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let macCategory = "Mac自带"
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var dict: [String: [AppInfo]] = [:]
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for app in apps {
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if app.tags.isEmpty {
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let bucket = app.isAppleApp ? macCategory : defaultGroupName
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dict[bucket, default: []].append(app)
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} else {
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for tag in app.tags {
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let displayName = nameOverrides[tag] ?? tag
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dict[displayName, default: []].append(app)
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}
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}
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}
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// Build sort index from tagOrder: lower index = appears first
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var orderIndex: [String: Int] = [:]
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for (i, name) in tagOrder.enumerated() {
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orderIndex[name] = i
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}
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return dict
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.sorted { lhs, rhs in
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if lhs.key == macCategory { return false }
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if rhs.key == macCategory { return true }
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if lhs.key == defaultGroupName { return false }
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if rhs.key == defaultGroupName { return true }
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// Use custom order if both are in tagOrder
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let li = orderIndex[lhs.key] ?? Int.max
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let ri = orderIndex[rhs.key] ?? Int.max
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if li != ri { return li < ri }
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return lhs.key.localizedStandardCompare(rhs.key) == .orderedAscending
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}
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.map { TagGroup(name: $0.key, apps: $0.value) }
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}
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}
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enum TagDatabase {
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// MARK: Storage types
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struct TagDef: Codable, Equatable {
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var color: Int
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}
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struct Store: Codable {
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var version: Int = 1
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var tags: [String: TagDef] = [:]
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var appTags: [String: [String]] = [:] // path → tag names
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var tagOrder: [String] = [] // display order; empty → alpha sort
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}
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// MARK: Paths
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private static var storeDir: URL {
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let dir = FileManager.default.homeDirectoryForCurrentUser
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.appendingPathComponent("Library/Application Support/Apptag")
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try? FileManager.default.createDirectory(at: dir, withIntermediateDirectories: true)
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return dir
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}
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static var storeURL: URL { storeDir.appendingPathComponent("tags.json") }
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private static var legacyStoreURL: URL? {
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guard ProcessInfo.processInfo.environment["APP_SANDBOX_CONTAINER_ID"] != nil else {
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return nil
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}
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let home = FileManager.default.homeDirectoryForCurrentUser
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let bundleID = Bundle.main.bundleIdentifier ?? "com.apptag.launcher"
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let marker = "/Library/Containers/\(bundleID)/Data"
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guard let range = home.path.range(of: marker) else { return nil }
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let realHomePath = String(home.path[..<range.lowerBound])
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return URL(fileURLWithPath: realHomePath)
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.appendingPathComponent("Library/Application Support/Apptag/tags.json")
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}
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// MARK: Load / Save
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static func load() -> Store {
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migrateLegacyStoreIfNeeded()
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guard let data = try? Data(contentsOf: storeURL),
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let store = try? JSONDecoder().decode(Store.self, from: data)
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else { return Store() }
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return store
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}
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static func save(_ store: Store) {
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guard let data = try? JSONEncoder().encode(store) else { return }
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try? data.write(to: storeURL, options: .atomic)
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}
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/// App Store sandbox builds read Application Support inside the app container.
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/// Older non-sandbox builds stored the same database directly under ~/Library.
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/// On first sandbox launch, migrate the richer legacy database before seeding defaults.
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static func migrateLegacyStoreIfNeeded() {
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let fm = FileManager.default
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guard let legacyURL = legacyStoreURL,
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fm.fileExists(atPath: legacyURL.path)
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else { return }
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guard let legacyData = try? Data(contentsOf: legacyURL),
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let legacyStore = try? JSONDecoder().decode(Store.self, from: legacyData)
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else { return }
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if let currentData = try? Data(contentsOf: storeURL),
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let currentStore = try? JSONDecoder().decode(Store.self, from: currentData),
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storeScore(currentStore) >= storeScore(legacyStore) {
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return
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}
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try? fm.createDirectory(at: storeDir, withIntermediateDirectories: true)
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try? legacyData.write(to: storeURL, options: .atomic)
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}
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private static func storeScore(_ store: Store) -> Int {
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store.appTags.count * 100 + store.tagOrder.count * 10 + store.tags.count
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}
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// MARK: Export / Import
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static func exportTo(_ url: URL) throws {
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migrateLegacyStoreIfNeeded()
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let store = load()
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let data = try JSONEncoder().encode(store)
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try data.write(to: url, options: .atomic)
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}
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static func importFrom(_ url: URL) throws -> Store {
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let data = try Data(contentsOf: url)
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let store = try JSONDecoder().decode(Store.self, from: data)
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save(store)
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return store
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}
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/// Seed default tags on first launch. Only runs if store doesn't exist yet.
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/// Tag names are loaded from the current language's localization.
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static func seedDefaultTags() {
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migrateLegacyStoreIfNeeded()
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guard !FileManager.default.fileExists(atPath: storeURL.path) else { return }
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let keys = [
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"tag.design", "tag.development", "tag.writing",
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"tag.gaming", "tag.entertainment", "tag.system",
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"tag.productivity"
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]
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let colors: [Int] = [1, 2, 3, 4, 5, 6, 7]
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var store = Store()
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for (i, key) in keys.enumerated() {
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let name = tr(key)
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store.tags[name] = TagDef(color: colors[i])
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store.tagOrder.append(name)
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}
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save(store)
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}
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}
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// MARK: - Tag Editor (CRUD against local TagDatabase)
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enum TagEditor {
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// MARK: Read
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/// Get tag→color map from the database.
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static func tagColors() -> [String: Int] {
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let store = TagDatabase.load()
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return store.tags.mapValues { $0.color }
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}
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/// Tag names in display order. Falls back to alpha sort if no custom order.
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static func orderedTagNames() -> [String] {
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let store = TagDatabase.load()
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let ordered = store.tagOrder.filter { store.tags[$0] != nil }
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let remaining = store.tags.keys.filter { !ordered.contains($0) }.sorted()
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return ordered + remaining
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}
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/// Persist a new tag display order.
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static func reorderTags(_ names: [String]) {
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var store = TagDatabase.load()
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store.tagOrder = names
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TagDatabase.save(store)
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}
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/// Create a new tag definition (no app assignments yet).
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static func createTag(_ name: String, color: Int) {
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var store = TagDatabase.load()
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guard store.tags[name] == nil else { return }
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store.tags[name] = TagDatabase.TagDef(color: color)
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if !store.tagOrder.contains(name) { store.tagOrder.insert(name, at: 0) }
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TagDatabase.save(store)
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}
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/// Annotate scanned apps with tags from the database.
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static func annotate(apps: [AppInfo]) -> [AppInfo] {
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let store = TagDatabase.load()
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return apps.map { app in
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let appTags = store.appTags[app.path.path] ?? []
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return AppInfo(
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name: app.name, path: app.path, tags: appTags,
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bundleIdentifier: app.bundleIdentifier, icon: app.icon
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)
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}
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}
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// MARK: Write
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/// Assign a tag to multiple apps. Preserves existing tags.
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static func assignTag(_ tag: String, color: Int, to paths: [String]) {
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var store = TagDatabase.load()
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// Ensure tag definition exists
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if store.tags[tag] == nil {
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store.tags[tag] = TagDatabase.TagDef(color: color)
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// New tag: append to display order
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if !store.tagOrder.contains(tag) { store.tagOrder.insert(tag, at: 0) }
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}
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for path in paths {
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var current = store.appTags[path] ?? []
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if !current.contains(tag) {
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current.append(tag)
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store.appTags[path] = current
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}
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}
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TagDatabase.save(store)
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}
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/// Replace the full editable tag set for multiple apps.
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static func setTags(_ tags: [String], to paths: [String]) {
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var store = TagDatabase.load()
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let validTags = tags.filter { store.tags[$0] != nil }
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for path in paths {
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if validTags.isEmpty {
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store.appTags.removeValue(forKey: path)
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} else {
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store.appTags[path] = validTags
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}
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}
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TagDatabase.save(store)
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}
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static func moveApp(path: String, from sourceTag: String, to targetTag: String, color: Int, copy: Bool) {
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var store = TagDatabase.load()
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if store.tags[targetTag] == nil {
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store.tags[targetTag] = TagDatabase.TagDef(color: color)
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if !store.tagOrder.contains(targetTag) { store.tagOrder.insert(targetTag, at: 0) }
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}
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var current = store.appTags[path] ?? []
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if !copy, !sourceTag.isEmpty {
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current.removeAll { $0 == sourceTag }
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}
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if !current.contains(targetTag) {
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current.append(targetTag)
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}
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if current.isEmpty {
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store.appTags.removeValue(forKey: path)
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} else {
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store.appTags[path] = current
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}
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TagDatabase.save(store)
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}
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/// Rename a tag on all apps that have it.
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static func renameTag(from oldName: String, to newName: String) {
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var store = TagDatabase.load()
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// Update tag definition
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if let def = store.tags.removeValue(forKey: oldName) {
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store.tags[newName] = def
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}
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// Update all app assignments
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for (path, var tags) in store.appTags {
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if let idx = tags.firstIndex(of: oldName) {
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tags[idx] = newName
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store.appTags[path] = tags
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}
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}
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TagDatabase.save(store)
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}
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/// Delete a tag completely (from all apps and tag definitions).
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static func deleteTagCompletely(_ tag: String) {
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var store = TagDatabase.load()
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store.tags.removeValue(forKey: tag)
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store.tagOrder.removeAll { $0 == tag }
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for (path, var tags) in store.appTags {
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tags.removeAll { $0 == tag }
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if tags.isEmpty {
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store.appTags.removeValue(forKey: path)
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} else {
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store.appTags[path] = tags
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}
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}
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TagDatabase.save(store)
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}
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/// Set the color for a tag.
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static func setColor(_ color: Int, for tag: String) {
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var store = TagDatabase.load()
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store.tags[tag] = TagDatabase.TagDef(color: color)
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TagDatabase.save(store)
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}
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}
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