Chore: restructure and clean up

Arduino/OmobiDisplay/OmobiDisplay.ino

@@ -1,160 +0,0 @@
-#include <BLEDevice.h>
-#include <BLEServer.h>
-#include <BLEUtils.h>
-#include <BLE2902.h>
-
-BLECharacteristic *pCharacteristic;
-bool deviceConnected = false;
-float txValue = 0;
-const int readPin = 32; // Use GPIO number. See ESP32 board pinouts
-const int LED = 2; // Could be different depending on the dev board. I used the DOIT ESP32 dev board.
-
-//std::string rxValue; // Could also make this a global var to access it in loop()
-
-// See the following for generating UUIDs:
-// https://www.uuidgenerator.net/
-
-#define SERVICE_UUID           "6E400001-B5A3-F393-E0A9-E50E24DCCA9E" // UART service UUID
-#define CHARACTERISTIC_UUID_RX "6E400002-B5A3-F393-E0A9-E50E24DCCA9E"
-#define CHARACTERISTIC_UUID_TX "6E400003-B5A3-F393-E0A9-E50E24DCCA9E"
-
-
-#include <Adafruit_GFX.h>
-#include <Adafruit_NeoMatrix.h>
-#include <Adafruit_NeoPixel.h>
-
-#define PIN 4
-
-TaskHandle_t Task1;
-
-Adafruit_NeoMatrix matrix = Adafruit_NeoMatrix(8, 8, 2, 1, PIN,
-                            NEO_TILE_TOP   + NEO_TILE_LEFT   + NEO_TILE_ROWS   + NEO_TILE_PROGRESSIVE +
-                            NEO_MATRIX_TOP + NEO_MATRIX_LEFT + NEO_MATRIX_ROWS + NEO_TILE_PROGRESSIVE,
-                            NEO_GRB + NEO_KHZ800);
-
-
-const uint16_t colors[] = {
-  matrix.Color(255, 0, 0), matrix.Color(0, 255, 0), matrix.Color(0, 0, 255) };
-
-void Task1code();
-
-int x    = matrix.width();
-int pass = 0;
-String scroll_text = "This is a test !!!";
-
-void sendMessage(std::string message) {
-  
-        pCharacteristic->setValue(message); // Sending a test message
-//    pCharacteristic->setValue(txString);
-    
-        pCharacteristic->notify(); // Send the value to the app!
-}
-
-class MyServerCallbacks: public BLEServerCallbacks {
-    void onConnect(BLEServer* pServer) {
-      deviceConnected = true;
-    };
-
-    void onDisconnect(BLEServer* pServer) {
-      deviceConnected = false;
-    }
-};
-
-class MyCallbacks: public BLECharacteristicCallbacks {
-    void onWrite(BLECharacteristic *pCharacteristic) {
-      std::string rxValue = pCharacteristic->getValue();
-
-      if (rxValue.length() > 0) {
-        Serial.println("*********");
-        Serial.print("Received Value: ");
-        Serial.println(rxValue.c_str());
-        Serial.println("*********");
-
-        scroll_text = String(rxValue.c_str());
-
-        sendMessage(rxValue);
-      }
-    }
-};
-
-void Task1code( void * pvParameters ) {
-  uint32_t color = 0;
-  for (;;) {
-    matrix.fillScreen(0);
-    matrix.setCursor(x, 0);
-    matrix.print(scroll_text.c_str());
-    if (--x < (int)(-6 * scroll_text.length())) {
-      x = matrix.width();
-      if (++pass >= 3) pass = 0;
-      matrix.setTextColor(colors[pass]);
-    }
-
-    
-    matrix.drawPixel(0,0,color);
-    color = color<matrix.Color(255,255,255)?color+1:0;
-
-    portDISABLE_INTERRUPTS();
-    matrix.show();
-    portENABLE_INTERRUPTS();
-    delay(100);
-  }
-}
-
-
-void setup() {
-  Serial.begin(115200);
-
-  // Create the BLE Device
-  BLEDevice::init("ESP32 Chat Test"); // Give it a name
-
-  // Create the BLE Server
-  BLEServer *pServer = BLEDevice::createServer();
-  pServer->setCallbacks(new MyServerCallbacks());
-
-  // Create the BLE Service
-  BLEService *pService = pServer->createService(SERVICE_UUID);
-
-  // Create a BLE Characteristic
-  pCharacteristic = pService->createCharacteristic(
-                      CHARACTERISTIC_UUID_TX,
-                      BLECharacteristic::PROPERTY_NOTIFY
-                    );
-                      
-  pCharacteristic->addDescriptor(new BLE2902());
-
-  BLECharacteristic *pCharacteristic = pService->createCharacteristic(
-                                         CHARACTERISTIC_UUID_RX,
-                                         BLECharacteristic::PROPERTY_READ |
-                                         BLECharacteristic::PROPERTY_WRITE
-                                       );
-                                       
-  pCharacteristic->setCallbacks(new MyCallbacks());
-
-  // Start the service
-  pService->start();
-
-  // Start advertising
-  pServer->getAdvertising()->addServiceUUID(pService->getUUID());  
-  pServer->getAdvertising()->setScanResponse(true);
-  pServer->getAdvertising()->setMinPreferred(0x06);  // functions that help with iPhone connections issue
-  pServer->getAdvertising()->setMinPreferred(0x12);
-  pServer->getAdvertising()->start();
-  Serial.println("Waiting a client connection to notify...");
-
-  
-
-  matrix.begin();
-  matrix.setTextWrap(false);
-  matrix.setBrightness(40);
-  matrix.setTextColor(colors[0]);
-  
-  xTaskCreatePinnedToCore(Task1code, "Task1", 10000, NULL, 1, &Task1, 0);
-}
-
-void loop() {
-  if (deviceConnected) {
-    sendMessage("PING");
-  }
-  delay(1000);
-  
-}