Files
J1B3-Sensor-boxes/arduino/node-code/nodeCodeFinal/websockets.cpp
Dano van den Bosch ec336f914a removed unjused code
2024-03-20 12:40:55 +01:00

82 lines
2.0 KiB
C++

#include "websockets.h"
websockets::websockets(){
webSocket = new WebSocketsClient();
_WiFiMulti = new WiFiMulti();
}
// hexdump function for websockets binary handler
void websockets::hexdump(const void *mem, uint32_t len, uint8_t cols) {
const uint8_t* src = (const uint8_t*) mem;
USE_SERIAL.printf("\n[HEXDUMP] Address: 0x%08X len: 0x%X (%d)", (ptrdiff_t)src, len, len);
for(uint32_t i = 0; i < len; i++) {
if(i % cols == 0) {
USE_SERIAL.printf("\n[0x%08X] 0x%08X: ", (ptrdiff_t)src, i);
}
USE_SERIAL.printf("%02X ", *src);
src++;
}
USE_SERIAL.printf("\n");
}
// special function to setup websocket
void websockets::websocketSetup(){
_WiFiMulti->addAP("iotroam", "vbK9gbDBIB");
_WiFiMulti->addAP("LansanKPN-boven", "19sander71vlieland14");
while(_WiFiMulti->run() != WL_CONNECTED) {
delay(100);
}
// server address, port and URL
webSocket->begin("145.92.8.114", 80, "/ws");
// try ever 500 again if connection has failed
webSocket->setReconnectInterval(500);
}
void websockets::loop(){
webSocket->loop();
}
// handler for websocket events
void websockets::webSocketEvent(WStype_t type, uint8_t * payload, size_t length) {
switch(type) {
case WStype_DISCONNECTED:
USE_SERIAL.printf("[WSc] Disconnected!\n");
break;
case WStype_CONNECTED:
USE_SERIAL.printf("[WSc] Connected to url: %s\n", payload);
// send message to server when Connected
webSocket->sendTXT("{\"message\": \"Connected\"}");
break;
case WStype_TEXT:
// send message to server
// webSocket->sendTXT("message here");
break;
case WStype_BIN:
// USE_SERIAL.printf("[WSc] get binary length: %u\n", length);
hexdump(payload, length);
// send data to server
// webSocket->sendBIN(payload, length);
break;
case WStype_ERROR:
case WStype_FRAGMENT_TEXT_START:
case WStype_FRAGMENT_BIN_START:
case WStype_FRAGMENT:
case WStype_FRAGMENT_FIN:
break;
}
}
void websockets::sendMyText(String message) {
webSocket->sendTXT(message);
}