Cleanup

include/sonus/config.hpp

@@ -18,6 +18,7 @@ struct audio_config {
   std::uint32_t channels{2};
   std::float32_t master_volume{0.70F};
   std::bool_t no_device{false};
+  std::string playback_device_id{};
   std::string playback_device_name{};
   std::uint32_t period_size_frames{0};
   std::uint32_t period_size_milliseconds{0};
@@ -25,6 +26,12 @@ struct audio_config {
   sonus::performance_profile performance{sonus::performance_profile::LOW_LATENCY};
 };
 
+struct device_info {
+  std::string id{};
+  std::string name{};
+  std::bool_t is_default{false};
+};
+
 struct metronome_config {
   std::uint32_t bpm{120};
   std::uint32_t beats_per_bar{4};

include/sonus/engine.hpp

@@ -4,6 +4,7 @@
 #include <expected>
 #include <filesystem>
 #include <memory>
+#include <vector>
 
 #include <modulus.hpp>
 #include <sonus/config.hpp>
@@ -13,6 +14,7 @@ namespace sonus {
 auto validate(sonus::audio_config const& config) -> std::expected<void, modulus::error>;
 auto validate(sonus::metronome_config const& config) -> std::expected<void, modulus::error>;
 auto validate(sonus::playback_options const& options) -> std::expected<void, modulus::error>;
+auto enumerate_playback_devices() -> std::expected<std::vector<sonus::device_info>, modulus::error>;
 
 class engine {
 public: