Retain hotspot/tethering state across reboots (#89)

* Retain tethering state across reboots

* store state

* Update CHANGELOGS.md

* Add toggle to "SP - General"

* Network icon

CHANGELOGS.md

@@ -2,6 +2,7 @@ sunnypilot - 0.9.2.x (2023-02-22)
 ========================
 * Dashcam Viewer (native & screen recordings) via Browser support thanks to actuallylemoncurd, AlexandreSato, ntegan1, and royjr!
 * Honda Clarity 2018-22 support thanks to mcallbosco, vanillagorillaa and wirelessnet2!
+* Retain hotspot/tethering state across reboots thanks to rogerioaguas!
 
 sunnypilot - Version Latest (2023-02-22)
 ========================

selfdrive/manager/manager.py

@@ -167,6 +167,9 @@ def manager_init() -> None:
   if os.path.isfile(f'{CRASHES_DIR}/error.txt'):
     os.remove(f'{CRASHES_DIR}/error.txt')
 
+  if params.get_bool("HotspotOnBoot"):
+    os.system('nmcli con up Hotspot')
+
 
 def manager_prepare() -> None:
   for p in managed_processes.values():

selfdrive/ui/qt/offroad/networking.cc

@@ -204,6 +204,7 @@ void AdvancedNetworking::refresh() {
 }
 
 void AdvancedNetworking::toggleTethering(bool enabled) {
+  params.putBool("HotspotOnBoot", enabled);
   wifi->setTetheringEnabled(enabled);
   tetheringToggle->setEnabled(false);
 }

selfdrive/ui/qt/offroad/sunnypilot_settings.cc

@@ -52,6 +52,15 @@ SPGeneralPanel::SPGeneralPanel(QWidget *parent) : QWidget(parent) {
     "../assets/offroad/icon_road.png"
   ));
 
+  // General: Retain hotspot/tethering state
+  main_layout->addWidget(horizontal_line());
+  main_layout->addWidget(new ParamControl(
+    "HotspotOnBoot",
+    tr("Retain hotspot/tethering state"),
+    tr("Enabling this toggle will retain the hotspot/tethering toggle state across reboots."),
+    "../assets/offroad/icon_network.png"
+  ));
+
   // General: Max Time Offroad (Shutdown timer)
   main_layout->addWidget(horizontal_line());
   main_layout->addWidget(new MaxTimeOffroad());