1 files changed, 42 insertions, 0 deletions
diff --git a/src/components/ble/HeartRateService.h b/src/components/ble/HeartRateService.h
new file mode 100644
index 0000000..4e4a5a4
--- /dev/null
+++ b/src/components/ble/HeartRateService.h
@@ -0,0 +1,42 @@
+#pragma once
+#define min // workaround: nimble's min/max macros conflict with libstdc++
+#define max
+#include <host/ble_gap.h>
+#include <atomic>
+#undef max
+#undef min
+
+namespace Pinetime {
+  namespace System {
+    class SystemTask;
+  }
+  namespace Controllers {
+    class HeartRateController;
+    class HeartRateService {
+    public:
+      HeartRateService(Pinetime::System::SystemTask& system, Controllers::HeartRateController& heartRateController);
+      void Init();
+      int OnHeartRateRequested(uint16_t connectionHandle, uint16_t attributeHandle, ble_gatt_access_ctxt* context);
+      void OnNewHeartRateValue(uint8_t hearRateValue);
+
+      void SubscribeNotification(uint16_t connectionHandle, uint16_t attributeHandle);
+      void UnsubscribeNotification(uint16_t connectionHandle, uint16_t attributeHandle);
+
+    private:
+      Pinetime::System::SystemTask& system;
+      Controllers::HeartRateController& heartRateController;
+      static constexpr uint16_t heartRateServiceId {0x180D};
+      static constexpr uint16_t heartRateMeasurementId {0x2A37};
+
+      static constexpr ble_uuid16_t heartRateServiceUuid {.u {.type = BLE_UUID_TYPE_16}, .value = heartRateServiceId};
+
+      static constexpr ble_uuid16_t heartRateMeasurementUuid {.u {.type = BLE_UUID_TYPE_16}, .value = heartRateMeasurementId};
+
+      struct ble_gatt_chr_def characteristicDefinition[2];
+      struct ble_gatt_svc_def serviceDefinition[2];
+
+      uint16_t heartRateMeasurementHandle;
+      std::atomic_bool heartRateMeasurementNotificationEnable {false};
+    };
+  }
+}