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webUi.cpp
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webUi.cpp
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#include "webUi.h"
#include "website.h"
#include "config.h"
#include "errorCodes.h"
#include <ESP8266WiFi.h>
#include <WiFiClient.h>
#include <ESP8266WebServer.h>
#include <ESP8266mDNS.h>
#include <WebSocketsServer.h>
ESP8266WebServer server(80);
WebSocketsServer socketServer = WebSocketsServer(81);
PeopleCounter* myPeopleCounter;
void handleRoot() {
server.send(200, "text/html", homepage);
}
void handleCorrection(){
server.send(200, "text/html", correctionForm);
}
void handleSetParameters(){
int newCount = String(server.arg("count")).toInt();
int newLimit = String(server.arg("limit")).toInt();
if(newCount > -1){
myPeopleCounter->setCount(newCount);
}
if( newLimit > -1){
myPeopleCounter->setLimit(newLimit);
}
handleCorrection();
}
void handleNotFound() {
String message = "File Not Found\n\n";
message += "URI: ";
message += server.uri();
message += "\nMethod: ";
message += (server.method() == HTTP_GET) ? "GET" : "POST";
message += "\nArguments: ";
message += server.args();
message += "\n";
for (uint8_t i = 0; i < server.args(); i++) {
message += " " + server.argName(i) + ": " + server.arg(i) + "\n";
}
server.send(404, "text/plain", message);
}
void handleLimit(){
server.send(200, "text/plain", String( myPeopleCounter->getLimit() ));
}
void updateCounter(){
String count;
int value = myPeopleCounter->getCount();
count = String( value );
server.send(200, "text/plain", count );
}
void setupWebUi(PeopleCounter* peopleCounter) {
myPeopleCounter = peopleCounter;
server.on("/", handleRoot);
server.on("/count", updateCounter );
server.on("/correction",handleCorrection);
server.on("/setParameters",handleSetParameters);
server.on("/limit", handleLimit);
server.onNotFound(handleNotFound);
server.begin();
startWebsocket();
}
void updateWebUi(){
server.handleClient();
updateWebsocket();
}
void webSocketEvent(uint8_t num, WStype_t type, uint8_t * payload, size_t lenght) { // When a WebSocket message is received
switch (type) {
case WStype_DISCONNECTED:
break;
case WStype_CONNECTED:
break;
case WStype_TEXT:
break;
}
}
void startWebsocket() { // Start a WebSocket server
socketServer.begin(); // start the websocket server
socketServer.onEvent(webSocketEvent); // if there's an incomming websocket message, go to function 'webSocketEvent'
}
int lastCount = 0;
void updateWebsocket(){
socketServer.loop();
int count = myPeopleCounter->getCount();
if(count != lastCount){
String countMsg = String(count);
socketServer.broadcastTXT(countMsg);
}
lastCount = count;
}
void sendErrorMessage(int error){
if(error == SENSOR_TIMEOUT_ERROR){
socketServer.broadcastTXT("Error: TofSensor timed out");
}
else if(error == PERSON_TOO_FAST){
socketServer.broadcastTXT("Error: Person too fast");
}
}