WIP Commit- Lua setters for volume, bluetooth todo

src/audio/audio_fsm.cpp

@@ -98,7 +98,24 @@ void AudioState::react(const system_fsm::HasPhonesChanged& ev) {
 }
 
 void AudioState::react(const SetVolume& ev) {
-  // TODO.
+  if (ev.db.has_value()) {
+    if (sOutput->SetVolumeDb(ev.db.value())) {
+      commitVolume();
+      events::Ui().Dispatch(VolumeChanged{
+          .percent = sOutput->GetVolumePct(),
+          .db = sOutput->GetVolumeDb(),
+      });
+    }
+
+  } else if (ev.percent.has_value()) {
+    if (sOutput->SetVolumePct(ev.percent.value())) {
+      commitVolume();
+      events::Ui().Dispatch(VolumeChanged{
+          .percent = sOutput->GetVolumePct(),
+          .db = sOutput->GetVolumeDb(),
+      });
+    }
+  }
 }
 
 void AudioState::react(const SetVolumeLimit& ev) {

src/audio/bt_audio_output.cpp

@@ -57,10 +57,22 @@ auto BluetoothAudioOutput::GetVolumePct() -> uint_fast8_t {
   return static_cast<uint_fast8_t>(static_cast<int>(volume_) * 100 / 0x7f);
 }
 
+auto BluetoothAudioOutput::SetVolumePct(uint_fast8_t val) -> bool {
+  // TODO
+  ESP_LOGE(kTag, "Not implemented");
+  return false;
+}
+
 auto BluetoothAudioOutput::GetVolumeDb() -> int_fast16_t {
   return 0;
 }
 
+auto BluetoothAudioOutput::SetVolumeDb(int_fast16_t) -> bool {
+  // TODO
+  ESP_LOGE(kTag, "Not implemented");
+  return false;
+}
+
 auto BluetoothAudioOutput::AdjustVolumeUp() -> bool {
   if (volume_ == 0x7f) {
     return false;

src/audio/i2s_audio_output.cpp

@@ -111,6 +111,15 @@ auto I2SAudioOutput::GetVolumePct() -> uint_fast8_t {
   return (current_volume_ - kMinVolume) * 100 / (max_volume_ - kMinVolume);
 }
 
+auto I2SAudioOutput::SetVolumePct(uint_fast8_t val) -> bool {
+  if (val > 100) {
+    return false;
+  }
+  uint16_t vol = (val * (max_volume_ - kMinVolume))/100 + kMinVolume;
+  SetVolume(vol);
+  return true;
+}
+
 auto I2SAudioOutput::GetVolumeDb() -> int_fast16_t {
   // Add two before dividing in order to round correctly.
   return (static_cast<int>(current_volume_) -
@@ -118,6 +127,11 @@ auto I2SAudioOutput::GetVolumeDb() -> int_fast16_t {
          4;
 }
 
+auto I2SAudioOutput::SetVolumeDb(int_fast16_t val) -> bool {
+  SetVolume(val * 4 + static_cast<int>(drivers::wm8523::kLineLevelReferenceVolume) - 2);
+  return true;
+}
+
 auto I2SAudioOutput::AdjustVolumeUp() -> bool {
   if (GetVolume() >= max_volume_) {
     return false;

src/audio/include/audio_sink.hpp

@@ -52,6 +52,9 @@ class IAudioOutput {
   virtual auto GetVolumePct() -> uint_fast8_t = 0;
   virtual auto GetVolumeDb() -> int_fast16_t = 0;
 
+  virtual auto SetVolumePct(uint_fast8_t) -> bool = 0;
+  virtual auto SetVolumeDb(int_fast16_t) -> bool = 0;
+
   virtual auto AdjustVolumeUp() -> bool = 0;
   virtual auto AdjustVolumeDown() -> bool = 0;
 

src/audio/include/bt_audio_output.hpp

@@ -37,7 +37,9 @@ class BluetoothAudioOutput : public IAudioOutput {
   auto GetVolume() -> uint16_t override;
 
   auto GetVolumePct() -> uint_fast8_t override;
+  auto SetVolumePct(uint_fast8_t val) -> bool override;
   auto GetVolumeDb() -> int_fast16_t override;
+  auto SetVolumeDb(int_fast16_t) -> bool override;
 
   auto AdjustVolumeUp() -> bool override;
   auto AdjustVolumeDown() -> bool override;

src/audio/include/i2s_audio_output.hpp

@@ -35,7 +35,9 @@ class I2SAudioOutput : public IAudioOutput {
   auto GetVolume() -> uint16_t override;
 
   auto GetVolumePct() -> uint_fast8_t override;
+  auto SetVolumePct(uint_fast8_t val) -> bool override;
   auto GetVolumeDb() -> int_fast16_t override;
+  auto SetVolumeDb(int_fast16_t) -> bool override;
 
   auto AdjustVolumeUp() -> bool override;
   auto AdjustVolumeDown() -> bool override;