#pragma once #define min // workaround: nimble's min/max macros conflict with libstdc++ #define max #include #undef max #undef min namespace Pinetime { namespace System { class SystemTask; } namespace Controllers { class Battery; class BatteryInformationService { public: BatteryInformationService(Controllers::Battery& batteryController); void Init(); int OnBatteryServiceRequested(uint16_t connectionHandle, uint16_t attributeHandle, ble_gatt_access_ctxt* context); void NotifyBatteryLevel(uint16_t connectionHandle, uint8_t level); private: Controllers::Battery& batteryController; static constexpr uint16_t batteryInformationServiceId {0x180F}; static constexpr uint16_t batteryLevelId {0x2A19}; static constexpr ble_uuid16_t batteryInformationServiceUuid {.u {.type = BLE_UUID_TYPE_16}, .value = batteryInformationServiceId}; static constexpr ble_uuid16_t batteryLevelUuid {.u {.type = BLE_UUID_TYPE_16}, .value = batteryLevelId}; struct ble_gatt_chr_def characteristicDefinition[3]; struct ble_gatt_svc_def serviceDefinition[2]; uint16_t batteryLevelHandle; }; } }