4 files changed, 39 insertions, 1 deletions
diff --git a/src/drivers/bluetooth.cpp b/src/drivers/bluetooth.cpp
index 3697b33d..4e17011a 100644
--- a/src/drivers/bluetooth.cpp
+++ b/src/drivers/bluetooth.cpp
@@ -188,6 +188,8 @@ auto Bluetooth::knownDevices() -> std::vector<bluetooth::MacAndName> {
 
 auto Bluetooth::forgetKnownDevice(const bluetooth::mac_addr_t& mac) -> void {
   nvs_.BluetoothName(mac, {});
+  std::invoke(bluetooth::BluetoothState::eventHandler(),
+              bluetooth::SimpleEvent::kKnownDevicesChanged);
 }
 
 auto Bluetooth::discoveryEnabled(bool en) -> void {
@@ -427,6 +429,10 @@ auto BluetoothState::pairedDevice(std::optional<MacAndName> dev) -> void {
       bluetooth::events::PairedDeviceChanged{});
 }
 
+auto BluetoothState::eventHandler() -> std::function<void(Event)>& {
+  return sEventHandler_;
+}
+
 auto BluetoothState::discovery() -> bool {
   return sScanner_->enabled();
 }
diff --git a/src/drivers/include/drivers/bluetooth.hpp b/src/drivers/include/drivers/bluetooth.hpp
index b333bd15..7ee49e2a 100644
--- a/src/drivers/include/drivers/bluetooth.hpp
+++ b/src/drivers/include/drivers/bluetooth.hpp
@@ -162,6 +162,8 @@ class BluetoothState : public tinyfsm::Fsm<BluetoothState> {
   static auto pairedDevice() -> std::optional<bluetooth::MacAndName>;
   static auto pairedDevice(std::optional<bluetooth::MacAndName>) -> void;
 
+  static auto eventHandler() -> std::function<void(Event)>&;
+
   static auto discovery() -> bool;
   static auto discovery(bool) -> void;
   static auto discoveredDevices() -> std::vector<Device>;
diff --git a/src/tangara/app_console/app_console.cpp b/src/tangara/app_console/app_console.cpp
index 2a8f290b..8a3df7c3 100644
--- a/src/tangara/app_console/app_console.cpp
+++ b/src/tangara/app_console/app_console.cpp
@@ -479,6 +479,35 @@ void RegisterBtList() {
   esp_console_cmd_register(&cmd);
 }
 
+int CmdBtForget(int argc, char** argv) {
+  static const std::pmr::string usage = "usage: bt_forget <index>";
+  if (argc != 2) {
+    std::cout << usage << std::endl;
+    return 1;
+  }
+
+  auto devices = AppConsole::sServices->bluetooth().knownDevices();
+  int index = std::atoi(argv[1]);
+  if (index < 0 || index >= devices.size()) {
+    std::cout << "index out of range" << std::endl;
+    return -1;
+  }
+
+  AppConsole::sServices->bluetooth().forgetKnownDevice(devices[index].mac);
+  std::cout << "Device '" << devices[index].name << "' forgotten" << std::endl;
+  return 0;
+}
+
+void RegisterBtForget() {
+  esp_console_cmd_t cmd{
+      .command = "bt_forget",
+      .help = "removes a bluetooth device from known devices list",
+      .hint = "index",
+      .func = &CmdBtForget,
+      .argtable = NULL};
+  esp_console_cmd_register(&cmd);
+}
+
 int CmdSamd(int argc, char** argv) {
   static const std::pmr::string usage = "usage: samd [flash|charge|off]";
   if (argc != 2) {
@@ -739,6 +768,7 @@ auto AppConsole::RegisterExtraComponents() -> void {
 #endif
 
   RegisterBtList();
+  RegisterBtForget();
   RegisterSamd();
   RegisterCoreDump();
 
diff --git a/src/tangara/ui/lvgl_task.cpp b/src/tangara/ui/lvgl_task.cpp
index 287f6b7e..b55e434b 100644
--- a/src/tangara/ui/lvgl_task.cpp
+++ b/src/tangara/ui/lvgl_task.cpp
@@ -63,7 +63,7 @@ auto UiTask::Main() -> void {
     }
 
     TickType_t delay = lv_timer_handler();
-    vTaskDelay(pdMS_TO_TICKS(std::clamp<TickType_t>(delay, 0, 100)));
+    vTaskDelay(pdMS_TO_TICKS(std::clamp<TickType_t>(delay, 16, 100)));
   }
 }