From 91d2450f6219afbdcbce32ba47b985afe2cc57ae Mon Sep 17 00:00:00 2001
From: Serhiy Mytrovtsiy <mitrovtsiy@ukr.net>
Date: Wed, 23 Sep 2020 19:22:51 +0200
Subject: [PATCH] - fix battery module enabling when disabled (#89)

---
 Modules/Battery/readers.swift | 6 +++++-
 1 file changed, 5 insertions(+), 1 deletion(-)

diff --git a/Modules/Battery/readers.swift b/Modules/Battery/readers.swift
index 7a547f0f..1b75c1a2 100644
--- a/Modules/Battery/readers.swift
+++ b/Modules/Battery/readers.swift
@@ -23,6 +23,7 @@ internal class UsageReader: Reader<Battery_Usage> {
     private var usage: Battery_Usage = Battery_Usage()
     
     public override func start() {
+        self.active = true
         let context = UnsafeMutableRawPointer(Unmanaged.passUnretained(self).toOpaque())
         
         self.source = IOPSNotificationCreateRunLoopSource({ (context) in
@@ -31,7 +32,9 @@ internal class UsageReader: Reader<Battery_Usage> {
             }
             
             let watcher = Unmanaged<UsageReader>.fromOpaque(ctx).takeUnretainedValue()
-            watcher.read()
+            if watcher.active {
+                watcher.read()
+            }
         }, context).takeRetainedValue()
         
         self.loop = RunLoop.current.getCFRunLoop()
@@ -45,6 +48,7 @@ internal class UsageReader: Reader<Battery_Usage> {
             return
         }
         
+        self.active = false
         CFRunLoopRemoveSource(runLoop, source, .defaultMode)
     }