Rune Harlyk
43 lines
1.3 KiB
C++
43 lines
1.3 KiB
C++
#pragma once
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#include <BLEDevice.h>
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#include <BLEServer.h>
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#include <BLEUtils.h>
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#include <BLE2902.h>
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#include "comm_base.hpp"
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#include "event_bus.hpp"
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#include "topic.hpp"
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class BluetoothService : public CommBase<> {
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BLEServer* bleServer {nullptr};
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BLECharacteristic* txCharacteristic {nullptr};
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BLECharacteristic* rxCharacteristic {nullptr};
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bool connected {false};
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public:
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void begin(const char* name);
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private:
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void handleReceive(const std::string& data);
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void send(size_t clientId, const char* data, size_t len) override;
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struct ServerCb : BLEServerCallbacks {
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BluetoothService* svc;
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ServerCb(BluetoothService* s) : svc(s) {}
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void onConnect(BLEServer*) override { svc->connected = true; }
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void onDisconnect(BLEServer* s) override {
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svc->connected = false;
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for (size_t i = 0; i < static_cast<size_t>(Topic::COUNT); ++i) svc->unsubscribe(static_cast<Topic>(i), 0);
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svc->bleServer->startAdvertising();
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}
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};
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struct RxCb : BLECharacteristicCallbacks {
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BluetoothService* svc;
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RxCb(BluetoothService* s) : svc(s) {}
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void onWrite(BLECharacteristic* c) override {
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auto v = c->getValue();
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if (!v.empty()) svc->handleReceive(v);
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}
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};
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}; |