Refactor MqttVerticle and GPS implementations: add stop method, update GPS serial handling, and improve WiFi connection logic with LED feedback

hardware/src/lib/inet/WifiConnection.cpp

@@ -1,33 +1,83 @@
 #include <WifiConnection.hpp>
- 
+
+#define PIN_R 12
+#define PIN_G 13
+#define PIN_B 14
+
 WiFiClient wifiClient;
 
+void setColor(uint8_t r, uint8_t g, uint8_t b) {
+  ledcWrite(0, r);
+  ledcWrite(1, g);
+  ledcWrite(2, b);
+}
+
+void setupLED() {
+  ledcAttachPin(PIN_R, 0);
+  ledcAttachPin(PIN_G, 1);
+  ledcAttachPin(PIN_B, 2);
+
+  ledcSetup(0, 5000, 8);
+  ledcSetup(1, 5000, 8);
+  ledcSetup(2, 5000, 8);
+}
+
+// hue cycle
+void hueCycle(uint8_t pos) {
+  uint8_t r = (uint8_t)(sin((pos + 0) * 0.024) * 127 + 128);
+  uint8_t g = (uint8_t)(sin((pos + 85) * 0.024) * 127 + 128);
+  uint8_t b = (uint8_t)(sin((pos + 170) * 0.024) * 127 + 128);
+  setColor(r, g, b);
+}
+
 int setupWifi()
 {
-  Serial.println();
-  Serial.print("Connecting to ");
-  Serial.println(SSID);
+  setupLED();
+
   WiFi.mode(WIFI_STA);
   WiFi.begin(SSID, PASSWORD);
 
-  while (WiFi.status() != WL_CONNECTED)
+  #ifdef DEBUG
+  Serial.print("Conectando a la red WiFi: ");
+  Serial.print(SSID);
+  #endif
+
+  int hue = 0;
+  uint32_t start = millis();
+  const uint32_t timeout = 15000;
+
+  while (WiFi.status() != WL_CONNECTED && millis() - start < timeout)
   {
-    delay(500);
+    hueCycle(hue++);
+
+    #ifdef DEBUG
     Serial.print(".");
+    #endif
+
+    delay(30);
   }
 
-  Serial.println("");
-  Serial.println("WiFi connected");
-  Serial.println("IP address: ");
-  Serial.println(WiFi.localIP());
-  Serial.println("Setup!");
-
-  if(WiFi.status() == WL_CONNECTED)
+  if (WiFi.status() == WL_CONNECTED)
   {
+    setColor(0, 255, 0);
+
+    #ifdef DEBUG
+    Serial.println("Conectado a la red WiFi");
+    Serial.print("Dirección IP: ");
+    Serial.println(WiFi.localIP());
+    #endif
+
     return 0;
   }
   else
   {
+    setColor(255, 0, 0);
+
+    #ifdef DEBUG
+    Serial.println("No se pudo conectar a la red WiFi");
+    #endif
+
     return 1;
   }
 }
+