From 81f70e02b0cec38b6d8117b40fc3c9feb8a19cb4 Mon Sep 17 00:00:00 2001
From: Arsentiy Milchakov <milcars@mapswithme.com>
Date: Fri, 8 May 2020 08:51:57 +0300
Subject: [PATCH] [guides on map] guides layer is disabled after 8 hours in
 background

---
 map/framework.cpp      | 14 +++++++++++---
 map/framework.hpp      |  1 +
 map/guides_manager.cpp |  2 ++
 3 files changed, 14 insertions(+), 3 deletions(-)

diff --git a/map/framework.cpp b/map/framework.cpp
index 79eea87eb4..b41323651d 100644
--- a/map/framework.cpp
+++ b/map/framework.cpp
@@ -155,7 +155,8 @@ char const kShowDebugInfo[] = "DebugInfo";
 char const kICUDataFile[] = "icudt57l.dat";
 #endif
 
-double const kLargeFontsScaleFactor = 1.6;
+auto constexpr kLargeFontsScaleFactor = 1.6;
+auto constexpr kGuidesEnabledInBackgroundMaxHours = 8;
 size_t constexpr kMaxTrafficCacheSizeBytes = 64 /* Mb */ * 1024 * 1024;
 
 // TODO!
@@ -1499,8 +1500,15 @@ void Framework::EnterForeground()
   m_startForegroundTime = base::Timer::LocalTime();
   if (m_drapeEngine != nullptr && m_startBackgroundTime != 0.0)
   {
-    auto const timeInBackground = m_startForegroundTime - m_startBackgroundTime;
-    m_drapeEngine->SetTimeInBackground(timeInBackground);
+    auto const secondsInBackground = m_startForegroundTime - m_startBackgroundTime;
+    m_drapeEngine->SetTimeInBackground(secondsInBackground);
+
+    if (m_guidesManager.IsEnabled() &&
+      secondsInBackground / 60 / 60 > kGuidesEnabledInBackgroundMaxHours)
+    {
+      m_guidesManager.SetEnabled(false);
+      SaveGuidesEnabled(false);
+    }
   }
 
   m_trafficManager.OnEnterForeground();
diff --git a/map/framework.hpp b/map/framework.hpp
index 68e98d8bc8..adb2e5a274 100644
--- a/map/framework.hpp
+++ b/map/framework.hpp
@@ -215,6 +215,7 @@ protected:
 
   drape_ptr<df::DrapeEngine> m_drapeEngine;
 
+  // Time in seconds.
   double m_startForegroundTime = 0.0;
   double m_startBackgroundTime = 0.0;
 
diff --git a/map/guides_manager.cpp b/map/guides_manager.cpp
index c922150f03..7307a85b2f 100644
--- a/map/guides_manager.cpp
+++ b/map/guides_manager.cpp
@@ -26,6 +26,8 @@ GuidesManager::GuidesState GuidesManager::GetState() const
 void GuidesManager::SetStateListener(GuidesStateChangedFn const & onStateChanged)
 {
   m_onStateChanged = onStateChanged;
+  if (m_onStateChanged != nullptr)
+    m_onStateChanged(m_state);
 }
 
 void GuidesManager::UpdateViewport(ScreenBase const & screen)