Simple WIFI

src/main.cpp

@@ -13,60 +13,43 @@ unsigned int  maxReaderWaitTime = 9000; // Variable to timeout reader after too
 #endif
 
 #ifdef WIFI
-void connectToWiFi() {
+String getESP32ChipID() {
-  const int maxAttempts = 3; // Maximum number of attempts to connect to WiFi
+  uint64_t chipId = ESP.getEfuseMac(); // Get the ESP32 chip ID
-  int attemptCount = 0; // Counter for the number of connection attempts
+  return String(chipId, HEX);
+}
 
-  while (attemptCount < maxAttempts) {
+void connectToWiFi(String ssid, String password) {
-    int strongestSignal = -100; // Variable to store the strongest signal strength
+  String hostname = "MX-" + getESP32ChipID() + "-RDR";
-    String strongestSSID; // Variable to store the SSID with the strongest signal
+  WiFi.hostname(hostname.c_str());
 
-    // Scan for available networks
-    int numNetworks = WiFi.scanNetworks();
-
-    // Find the SSID with the strongest signal
-    for (int i = 0; i < numNetworks; i++) {
-      int signalStrength = WiFi.RSSI(i);
-      String networkSSID = WiFi.SSID(i);
-
-      if (signalStrength > strongestSignal) {
-        strongestSignal = signalStrength;
-        strongestSSID = networkSSID;
-      }
-    }
-
-    // Connect to the provided SSID and password
-    if (strongestSignal > -100 && strongestSSID.equals(ssid)) {
-      WiFi.begin(ssid, password);
-
-      // Wait for WiFi connection
-      while (WiFi.status() != WL_CONNECTED) {
-        delay(1000);
-      }
-
-      // Print network information
   #ifdef SERIAL_DEBUG
-        Serial.print("[*] Connected to network: ");
+    Serial.println("Connecting to WiFi...");
-        Serial.println(strongestSSID);
+  #endif
-        Serial.print("[+] Signal Strength: ");
+
-        Serial.println(strongestSignal);
+  WiFi.begin(ssid.c_str(), password.c_str());
-        Serial.print("[+] IP Address: ");
+
+  int attempts = 0;
+  while (WiFi.status() != WL_CONNECTED && attempts < 30) {
+    delay(1000);
+    #ifdef SERIAL_DEBUG
+      Serial.print(".");
+    #endif
+    attempts++;
+  }
+
+  if (WiFi.status() == WL_CONNECTED) {
+    #ifdef SERIAL_DEBUG
+      Serial.println("\nConnected to WiFi");
+      Serial.print("IP Address: ");
       Serial.println(WiFi.localIP());
     #endif
-
+  } else {
-      return; // Exit the function after successful connection
-    }
-
-    attemptCount++; // Increment the attempt count
-  }
-
-  // Reboot if no networks are available or connection attempts have failed
     #ifdef SERIAL_DEBUG
-    Serial.println("[!] No networks available or connection attempts failed. Rebooting...");
+      Serial.println("\nFailed to connect to WiFi. Rebooting...");
     #endif
-
+    delay(1000);
-  delay(1004); // Delay before attempting to reconnect
     ESP.restart();
+  }
 }
 
 void GetWifiInfo(){
@@ -99,7 +82,7 @@ void WiFiStationDisconnected(WiFiEvent_t event, WiFiEventInfo_t info){
     Serial.println("Trying to Reconnect");
   #endif
 
-  connectToWiFi();
+  connectToWiFi(ssid, password);
 }
 
 void WiFiStationConnected(WiFiEvent_t event, WiFiEventInfo_t info){
@@ -202,7 +185,7 @@ void setup() {
     WiFi.onEvent(WiFiStationConnected, WiFiEvent_t::ARDUINO_EVENT_WIFI_STA_CONNECTED);
     WiFi.onEvent(WiFiGotIP, WiFiEvent_t::ARDUINO_EVENT_WIFI_STA_GOT_IP);
     WiFi.onEvent(WiFiStationDisconnected, WiFiEvent_t::ARDUINO_EVENT_WIFI_STA_DISCONNECTED);
-    connectToWiFi();
+    connectToWiFi(ssid, password);
   #endif
 
   #ifdef RELAY1