From 2415b4f005f97a48fd3a8eaa59194e86145a843b Mon Sep 17 00:00:00 2001
From: Philip Withnall <pwithnall@gnome.org>
Date: Wed, 19 Feb 2025 15:50:10 +0000
Subject: [PATCH] =?UTF-8?q?loginManager:=20Expose=20systemd=E2=80=99s=20Pr?=
 =?UTF-8?q?eparingForSleep=20property?=
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This will be used in upcoming commits to save the screen time state just
before the system goes to sleep.

Signed-off-by: Philip Withnall <pwithnall@gnome.org>
Helps: https://gitlab.gnome.org/GNOME/gnome-shell/-/issues/8185
Part-of: <https://gitlab.gnome.org/GNOME/gnome-shell/-/merge_requests/3643>
---
 js/misc/loginManager.js | 23 +++++++++++++++++++++++
 1 file changed, 23 insertions(+)

diff --git a/js/misc/loginManager.js b/js/misc/loginManager.js
index d928ff022..191b5334f 100644
--- a/js/misc/loginManager.js
+++ b/js/misc/loginManager.js
@@ -227,12 +227,29 @@ class LoginManagerSystemd extends Signals.EventEmitter {
         this.emit('prepare-for-sleep', aboutToSuspend);
     }
 
+    /**
+     * Whether the machine is preparing to sleep.
+     *
+     * This is true between paired emissions of `prepare-for-sleep`.
+     *
+     * @type {boolean}
+     */
+    get preparingForSleep() {
+        return this._proxy.PreparingForSleep;
+    }
+
     _sessionRemoved(proxy, sender, [sessionId]) {
         this.emit('session-removed', sessionId);
     }
 }
 
 class LoginManagerDummy extends Signals.EventEmitter  {
+    constructor() {
+        super();
+
+        this._preparingForSleep = false;
+    }
+
     getCurrentUserProxy() {
         // we could return a DummyUser object that fakes whatever callers
         // expect, but just never settling the promise should be safer
@@ -272,10 +289,16 @@ class LoginManagerDummy extends Signals.EventEmitter  {
     }
 
     suspend() {
+        this._preparingForSleep = true;
         this.emit('prepare-for-sleep', true);
+        this._preparingForSleep = false;
         this.emit('prepare-for-sleep', false);
     }
 
+    get preparingForSleep() {
+        return this._preparingForSleep;
+    }
+
     /* eslint-disable-next-line require-await */
     async inhibit() {
         return null;