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GrainOS.ino

@@ -1,5 +1,14 @@
 #include <WiFi.h>
 
+// WiFi configuration 
+char ssid[] = "SSID";          //  your network SSID (name)
+char pass[] = "PASSWORD";   // your network password
+//int status = WL_IDLE_STATUS;
+WiFiUDP udp;
+WiFiServer server(80);
+
+
+
 struct File {
     String name;
     String content;
@@ -11,7 +20,7 @@ File files[MAX_FILES];
 
 void clearScreen() {
     for (int i = 0; i < 50; i++) {
-        Serial.println();         //function that clears your screen (again this is stupid)
+        Serial.println();         //function that clears your scree n (again this is stupid)
     }
 }
 
@@ -73,6 +82,7 @@ void showHelp() { //I think this is fairly self explanatory, but still, making s
     Serial.println("  loop <number> <command> - Loops a command the inputted amout of times");
     Serial.println("  high <pin-number> - sets the inputted pin to high");// 12
     Serial.println("  low <pin-number> - sets the inputted pin to low"); //13
+    Serial.println("  send <message> - Send a message using UART and pin 2");
 }
 
 void calculate(String input) {
@@ -178,30 +188,39 @@ void loopCommand(String input) {
     }
 }
 
-void setPinLow(String input) {
-    int pin = input.toInt();
-    if (pin >= 0) {
-        pinMode(pin, OUTPUT);
-        digitalWrite(pin, LOW);
-        Serial.println("Pin " + String(pin) + " set to LOW");
-    } else {
-        Serial.println("Invalid pin number");
-    }
+
+
+void checkConnections(){ //tells what network the device Is connected to and prints the local IP of It
+  Serial.print("Connected to...");
+  Serial.println(ssid);
+  Serial.println("Address Is");
+  Serial.println(WiFi.localIP());
 }
 
-void setPinHigh(String input) {
-  int pin = input.toInt();
-  if (pin >= 0){
-    pinMode(pin, OUTPUT);
-    digitalWrite(pin, HIGH);
-    Serial.println("Pin " + String(pin) + " set to HIGH");
+void sendUDP(String hostIp, String hostPort, String message){ //sends UDP message
+  int port = hostPort.toInt();
+  IPAddress ip;
 
-  } else {
-    Serial.println("Invalid pin number");
+  if (port <= 0) {
+      Serial.println("Invalid port");
+      return;
   }
 
-}
+  if (!ip.fromString(hostIp)) {
+        Serial.println("Invalid IP address");
+        return;
+  }
+  
 
+  else{
+    udp.beginPacket(ip, port);
+    udp.write((const uint8_t*)message.c_str(), message.length());
+    udp.endPacket();
+    Serial.println("Sent message to " + hostIp + " on port: " + port);
+  }
+
+  if (WiFi.status() != WL_CONNECTED) return;
+}
 
 
 void processCommand(String input) {
@@ -257,27 +276,50 @@ void processCommand(String input) {
         loopCommand(input.substring(5));
     }
     else if (input.startsWith("high ")) {
-      setPinHigh(input.substring(5));
+      //setPinHigh(input.substring(5));
     }
     else if (input.startsWith("low ")){
-      setPinLow(input.substring(4));
+      //setPinLow(input.substring(4));
     }
-    else if (input.startsWith("send ")){ // sends UART messages (pin 1) exclusive
+    else if (input.startsWith("send ")){ // sends UART messages (pin 2) exclusive
       String message = input.substring(5);
       message.trim();
       Serial1.println(message);
       Serial.println("Sent '" + message + "'");
     }
+    else if (input == "connt"){
+      checkConnections(); 
+      Serial.println(esp_reset_reason());
+    }
+    else if (input.startsWith("udp ")) {
+    int firstSpace = input.indexOf(' ', 4);
+    int secondSpace = input.indexOf(' ', firstSpace + 1);
+
+    if (firstSpace == -1 || secondSpace == -1) return;
+
+    String ip = input.substring(4, firstSpace);
+    String port = input.substring(firstSpace + 1, secondSpace);
+    String message = input.substring(secondSpace + 1);
+    
+    if (message.length() > 512) return;
+
+    sendUDP(ip, port, message);
+    } 
     else {
         Serial.println("Unknown command " + input); //changed this because I realized It makes more sense
     }
 }
 
 void setup() {
-    Serial.begin(9600);
+    Serial.begin(115200);
     delay(500);
-    Serial.println("Welcome to GrainOS 1.8.3, `help` for a list of commands");
-    Serial1.begin(9600, SERIAL_8N1, -1, 1);
+    Serial.println("Welcome to GrainOS ESP32 1.1.0, `help` for a list of commands");
+    Serial1.begin(9600, SERIAL_8N1, -1, 2);
+    WiFi.begin(ssid, pass);
+    server.begin();
+    udp.begin(12345);
+    
+
 }
 
 void loop() { //the script runner :)