Add launch on login option

Overview/OverviewAppDelegate.swift

@@ -7,6 +7,7 @@
  The application delegate managing global state coordination and window management.
 */
 
+import Defaults
 import Sparkle
 import SwiftUI
 
@@ -61,6 +62,7 @@ final class OverviewAppDelegate: NSObject, NSApplicationDelegate {
     func applicationDidFinishLaunching(_ notification: Notification) {
         logger.debug("Application finished launching")
         NSApp.setActivationPolicy(.accessory)
+        LoginItemService.shared.setLaunchAtLogin(enabled: Defaults[.launchAtLogin])
 
         NotificationCenter.default.addObserver(
             self,

Overview/Settings/LaunchSettingsKeys.swift

@@ -0,0 +1,12 @@
+/*
+ Settings/LaunchSettingsKeys.swift
+ Overview
+
+ Created by William Pierce on 3/19/25.
+*/
+
+import Defaults
+
+extension Defaults.Keys {
+    static let launchAtLogin = Key<Bool>("launchAtLogin", default: false)
+}

Overview/Settings/Services/DiagnosticService.swift

@@ -205,7 +205,8 @@ final class DiagnosticService {
                 createOnLaunch: Defaults[.createOnLaunch],
                 closeWithSource: Defaults[.closeOnCaptureStop],
                 saveWindowsOnQuit: Defaults[.saveWindowsOnQuit],
-                restoreWindowsOnLaunch: Defaults[.restoreWindowsOnLaunch]
+                restoreWindowsOnLaunch: Defaults[.restoreWindowsOnLaunch],
+                launchAtLogin: Defaults[.launchAtLogin]
             ),
             overlay: OverlaySettings(
                 focusBorder: FocusBorderSettings(
@@ -513,6 +514,7 @@ struct WindowSettings: Codable {
     let closeWithSource: Bool
     let saveWindowsOnQuit: Bool
     let restoreWindowsOnLaunch: Bool
+    let launchAtLogin: Bool
 }
 
 struct OverlaySettings: Codable {

Overview/Settings/Services/LoginItemService.swift

@@ -0,0 +1,60 @@
+/*
+ Settings/Services/LoginItemService.swift
+ Overview
+
+ Created by William Pierce on 3/19/25.
+
+ Manages enabling or disabling Overview as a login item by
+ creating or removing a LaunchAgent in the user's Library.
+*/
+
+import Foundation
+
+@MainActor
+final class LoginItemService: ObservableObject {
+    static let shared = LoginItemService()
+    private let logger = AppLogger.settings
+
+    private init() {}
+
+    func setLaunchAtLogin(enabled: Bool) {
+        do {
+            if enabled {
+                try createLaunchAgent()
+                logger.info("Enabled launch at login")
+            } else {
+                try removeLaunchAgent()
+                logger.info("Disabled launch at login")
+            }
+        } catch {
+            logger.logError(error, context: "Updating launch at login")
+        }
+    }
+
+    private var agentURL: URL {
+        let bundleID = Bundle.main.bundleIdentifier ?? "com.overview"
+        return FileManager.default.homeDirectoryForCurrentUser
+            .appendingPathComponent("Library/LaunchAgents")
+            .appendingPathComponent("\(bundleID).launchAgent.plist")
+    }
+
+    private func createLaunchAgent() throws {
+        let directory = agentURL.deletingLastPathComponent()
+        try FileManager.default.createDirectory(at: directory, withIntermediateDirectories: true)
+
+        let contents: [String: Any] = [
+            "Label": Bundle.main.bundleIdentifier ?? "com.overview",
+            "ProgramArguments": [Bundle.main.bundlePath],
+            "RunAtLoad": true
+        ]
+
+        let data = try PropertyListSerialization.data(fromPropertyList: contents, format: .xml, options: 0)
+        try data.write(to: agentURL, options: .atomic)
+    }
+
+    private func removeLaunchAgent() throws {
+        if FileManager.default.fileExists(atPath: agentURL.path) {
+            try FileManager.default.removeItem(at: agentURL)
+        }
+    }
+}

Overview/Settings/SettingsManager.swift

@@ -53,7 +53,8 @@ final class SettingsManager: ObservableObject {
             .closeOnCaptureStop,
             .assignPreviewsToAllDesktops,
             .saveWindowsOnQuit,
-            .restoreWindowsOnLaunch
+            .restoreWindowsOnLaunch,
+            .launchAtLogin
         )
 
         /// Reset Overlay settings
@@ -89,6 +90,8 @@ final class SettingsManager: ObservableObject {
             .appFilterNames
         )
 
+        LoginItemService.shared.setLaunchAtLogin(enabled: Defaults[.launchAtLogin])
+
         logger.info("Settings reset completed successfully")
     }
 

Overview/Window/Settings/WindowSettingsTab.swift

@@ -18,6 +18,7 @@ struct WindowSettingsTab: View {
     @Default(.windowOpacity) private var windowOpacity
     @Default(.defaultWindowWidth) private var defaultWindowWidth
     @Default(.defaultWindowHeight) private var defaultWindowHeight
+    @Default(.launchAtLogin) private var launchAtLogin
 
     var body: some View {
         Form {
@@ -126,6 +127,10 @@ struct WindowSettingsTab: View {
                     Defaults.Toggle("Save window positions on quit", key: .saveWindowsOnQuit)
                     Defaults.Toggle(
                         "Restore window positions on launch", key: .restoreWindowsOnLaunch)
+                    Toggle("Launch Overview on login", isOn: $launchAtLogin)
+                        .onChange(of: launchAtLogin) { newValue in
+                            LoginItemService.shared.setLaunchAtLogin(enabled: newValue)
+                        }
                 }
             }
         }