1 files changed, 120 insertions, 0 deletions
diff --git a/xbmc/pvr/channels/PVRChannelGroupSettings.cpp b/xbmc/pvr/channels/PVRChannelGroupSettings.cpp
new file mode 100644
index 0000000..3cbc0bd
--- /dev/null
+++ b/xbmc/pvr/channels/PVRChannelGroupSettings.cpp
@@ -0,0 +1,120 @@
+/*
+ *  Copyright (C) 2012-2021 Team Kodi
+ *  This file is part of Kodi - https://kodi.tv
+ *
+ *  SPDX-License-Identifier: GPL-2.0-or-later
+ *  See LICENSES/README.md for more information.
+ */
+
+#include "PVRChannelGroupSettings.h"
+
+#include "ServiceBroker.h"
+#include "pvr/PVRManager.h"
+#include "pvr/addons/PVRClients.h"
+#include "settings/Settings.h"
+#include "settings/lib/Setting.h"
+
+using namespace PVR;
+
+CPVRChannelGroupSettings::CPVRChannelGroupSettings()
+  : m_settings({CSettings::SETTING_PVRMANAGER_SYNCCHANNELGROUPS,
+                CSettings::SETTING_PVRMANAGER_BACKENDCHANNELORDER,
+                CSettings::SETTING_PVRMANAGER_USEBACKENDCHANNELNUMBERS,
+                CSettings::SETTING_PVRMANAGER_USEBACKENDCHANNELNUMBERSALWAYS,
+                CSettings::SETTING_PVRMANAGER_STARTGROUPCHANNELNUMBERSFROMONE})
+{
+  UpdateSyncChannelGroups();
+  UpdateUseBackendChannelOrder();
+  UpdateUseBackendChannelNumbers();
+  UpdateStartGroupChannelNumbersFromOne();
+
+  m_settings.RegisterCallback(this);
+}
+
+CPVRChannelGroupSettings::~CPVRChannelGroupSettings()
+{
+  m_settings.UnregisterCallback(this);
+}
+
+void CPVRChannelGroupSettings::OnSettingChanged(const std::shared_ptr<const CSetting>& setting)
+{
+  if (!setting)
+    return;
+
+  const std::string& settingId = setting->GetId();
+  if (settingId == CSettings::CSettings::SETTING_PVRMANAGER_SYNCCHANNELGROUPS)
+  {
+    if (SyncChannelGroups() != UpdateSyncChannelGroups())
+    {
+      for (const auto& callback : m_callbacks)
+        callback->SyncChannelGroupsChanged();
+    }
+  }
+  else if (settingId == CSettings::CSettings::SETTING_PVRMANAGER_BACKENDCHANNELORDER)
+  {
+    if (UseBackendChannelOrder() != UpdateUseBackendChannelOrder())
+    {
+      for (const auto& callback : m_callbacks)
+        callback->UseBackendChannelOrderChanged();
+    }
+  }
+  else if (settingId == CSettings::SETTING_PVRMANAGER_USEBACKENDCHANNELNUMBERS ||
+           settingId == CSettings::SETTING_PVRMANAGER_USEBACKENDCHANNELNUMBERSALWAYS)
+  {
+    if (UseBackendChannelNumbers() != UpdateUseBackendChannelNumbers())
+    {
+      for (const auto& callback : m_callbacks)
+        callback->UseBackendChannelNumbersChanged();
+    }
+  }
+  else if (settingId == CSettings::SETTING_PVRMANAGER_STARTGROUPCHANNELNUMBERSFROMONE)
+  {
+    if (StartGroupChannelNumbersFromOne() != UpdateStartGroupChannelNumbersFromOne())
+    {
+      for (const auto& callback : m_callbacks)
+        callback->StartGroupChannelNumbersFromOneChanged();
+    }
+  }
+}
+
+void CPVRChannelGroupSettings::RegisterCallback(IChannelGroupSettingsCallback* callback)
+{
+  m_callbacks.insert(callback);
+}
+
+void CPVRChannelGroupSettings::UnregisterCallback(IChannelGroupSettingsCallback* callback)
+{
+  m_callbacks.erase(callback);
+}
+
+bool CPVRChannelGroupSettings::UpdateSyncChannelGroups()
+{
+  m_bSyncChannelGroups = m_settings.GetBoolValue(CSettings::SETTING_PVRMANAGER_SYNCCHANNELGROUPS);
+  return m_bSyncChannelGroups;
+}
+
+bool CPVRChannelGroupSettings::UpdateUseBackendChannelOrder()
+{
+  m_bUseBackendChannelOrder =
+      m_settings.GetBoolValue(CSettings::SETTING_PVRMANAGER_BACKENDCHANNELORDER);
+  return m_bUseBackendChannelOrder;
+}
+
+bool CPVRChannelGroupSettings::UpdateUseBackendChannelNumbers()
+{
+  const int enabledClientAmount = CServiceBroker::GetPVRManager().Clients()->EnabledClientAmount();
+  m_bUseBackendChannelNumbers =
+      m_settings.GetBoolValue(CSettings::SETTING_PVRMANAGER_USEBACKENDCHANNELNUMBERS) &&
+      (enabledClientAmount == 1 ||
+       (m_settings.GetBoolValue(CSettings::SETTING_PVRMANAGER_USEBACKENDCHANNELNUMBERSALWAYS) &&
+        enabledClientAmount > 1));
+  return m_bUseBackendChannelNumbers;
+}
+
+bool CPVRChannelGroupSettings::UpdateStartGroupChannelNumbersFromOne()
+{
+  m_bStartGroupChannelNumbersFromOne =
+      m_settings.GetBoolValue(CSettings::SETTING_PVRMANAGER_STARTGROUPCHANNELNUMBERSFROMONE) &&
+      !UseBackendChannelNumbers();
+  return m_bStartGroupChannelNumbersFromOne;
+}