Low Power Mode Alert (#527)

* Low Power Mode Alert * Whitespace * Revert "Whitespace" This reverts commit e235094.
PlayCover · Dec 5, 2022 · 0eca572 · 0eca572
1 parent 59e10a1
commit 0eca572
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Showing 2 changed files with 29 additions and 4 deletions.
diff --git a/PlayCover/Views/PlayCoverApp.swift b/PlayCover/Views/PlayCoverApp.swift
@@ -6,7 +6,6 @@
 import SwiftUI
 
 class AppDelegate: NSObject, NSApplicationDelegate {
-
     func application(_ application: NSApplication, open urls: [URL]) {
         if let url = urls.first {
             if url.pathExtension == "ipa" {
@@ -25,14 +24,38 @@ class AppDelegate: NSObject, NSApplicationDelegate {
     }
 
     func applicationDidFinishLaunching(_ notification: Notification) {
-		UserDefaults.standard.register(
-			defaults: ["NSApplicationCrashOnExceptions": true]
-		)
+        UserDefaults.standard.register(
+            defaults: ["NSApplicationCrashOnExceptions": true]
+        )
+        NotificationCenter.default.addObserver(self,
+                                               selector: #selector(powerStateChanged),
+                                               name: Notification.Name.NSProcessInfoPowerStateDidChange,
+                                               object: nil)
+        if ProcessInfo.processInfo.isLowPowerModeEnabled {
+            powerModal()
+        }
     }
 
     func applicationShouldTerminateAfterLastWindowClosed(_ sender: NSApplication) -> Bool {
         return true
     }
+
+    @objc func powerStateChanged(_ notification: Notification) {
+        if ProcessInfo.processInfo.isLowPowerModeEnabled {
+            DispatchQueue.main.async {
+                self.powerModal()
+            }
+        }
+    }
+
+    func powerModal() {
+        let alert = NSAlert()
+        alert.messageText = NSLocalizedString("alert.power.title", comment: "")
+        alert.informativeText = NSLocalizedString("alert.power.subtitle", comment: "")
+        alert.addButton(withTitle: NSLocalizedString("button.OK", comment: ""))
+        alert.alertStyle = .critical
+        alert.runModal()
+    }
 }
 
 @main

diff --git a/PlayCover/en.lproj/Localizable.strings b/PlayCover/en.lproj/Localizable.strings
@@ -97,6 +97,8 @@
 "alert.install.injectPlayToolsQuestion" = "Do you want to inject PlayTools into this application?";
 "alert.install.playToolsInformative" = "PlayTools is a tool that allows you to bind keys to screen touches, custom display resolutions, and more, but it may break certain apps";
 "alert.supression" = "You can change this in the PlayCover preferences";
+"alert.power.title" = "Low Power Mode Enabled!";
+"alert.power.subtitle" = "Some apps will not work with Low Power Mode enabled. It is recommended to disable it.";
 
 "button.OK" = "OK";
 "button.Proceed" = "Proceed";