From bcfc3462fc4bcc692464e0c224dc972a2a183bd7 Mon Sep 17 00:00:00 2001
From: guindel <nic@linuxelis.com>
Date: Sat, 8 Feb 2025 21:56:11 -0500
Subject: [PATCH] satan wins

---
 .../Feather9x_TX_RX_serial.ino                | 41 ++++++++++---------
 1 file changed, 22 insertions(+), 19 deletions(-)

diff --git a/Feather9x_TX_RX_serial/Feather9x_TX_RX_serial.ino b/Feather9x_TX_RX_serial/Feather9x_TX_RX_serial.ino
index 46fa218..20d82bd 100644
--- a/Feather9x_TX_RX_serial/Feather9x_TX_RX_serial.ino
+++ b/Feather9x_TX_RX_serial/Feather9x_TX_RX_serial.ino
@@ -57,33 +57,36 @@ void setup() {
   // If you are using RFM95/96/97/98 modules which uses the PA_BOOST transmitter pin, then 
   // you can set transmitter powers from 5 to 23 dBm:
   rf95.setTxPower(23, false);
-
   Serial.println("Please enter your name: ");
-  int ndx = 0;
-  while (Serial.available() == 0) {}
-  while (Serial.available() > 0) {    
-    // read the incoming byte:
-    incomingByte = Serial.read();
-    // say what you got:
-    chatName[ndx] = incomingByte;
-    ndx++;
-  }
-  char send_name[RH_RF95_MAX_MESSAGE_LEN] = "";
-  strcpy(send_name, chatName);
-  strcat(send_name, " has joined the chat!");
-
-  Serial.print("Welcome ");
-  Serial.println(chatName);
-  rf95.send((uint8_t *)send_name, RH_RF95_MAX_MESSAGE_LEN);
 }
 
 void loop() {
+  
+  int ndx = 0;
+  if (chatName[0] == '\0'){
+  
+    while (Serial.available() > 0) {    
+      // read the incoming byte:
+      incomingByte = Serial.read();
+      // say what you got:
+      chatName[ndx] = incomingByte;
+      ndx++;
+    }
+    if (chatName[0] != '\0'){
+      char send_name[RH_RF95_MAX_MESSAGE_LEN] = "";
+      strcpy(send_name, chatName);
+      strcat(send_name, " has joined the chat!");
+
+      Serial.print("Welcome ");
+      Serial.println(chatName);
+      rf95.send((uint8_t *)send_name, RH_RF95_MAX_MESSAGE_LEN);
+    }
+  }
   memset(receivedChars, '\0', sizeof(receivedChars));
 
   int dataReceived = 0;
-  int ndx = 0;
 
-  while (Serial.available() > 0) {
+  while (Serial.available() > 0 && chatName[0] != '\0') {
     dataReceived = 1;
     
     // read the incoming byte: