/*
HandleCline . ino , Example for the AutoConnect library .
Copyright ( c ) 2018 , Hieromon Ikasamo
https : //github.com/Hieromon/AutoConnect
This software is released under the MIT License .
https : //opensource.org/licenses/MIT
*/
# if defined(ARDUINO_ARCH_ESP8266)
# include <ESP8266WiFi.h>
# include <ESP8266WebServer.h>
# elif defined(ARDUINO_ARCH_ESP32)
# include <WiFi.h>
# include <WebServer.h>
# endif
# include <AutoConnect.h>
# if defined(ARDUINO_ARCH_ESP8266)
ESP8266WebServer server ;
# elif defined(ARDUINO_ARCH_ESP32)
WebServer server ;
# endif
# ifndef BUILTIN_LED
# define BUILTIN_LED 2 // backward compatibility
# endif
AutoConnect portal ( server ) ;
void handleRoot ( ) {
String page = PSTR (
" <html> "
" </head> "
" <meta name= \" viewport \" content= \" width=device-width, initial-scale=1 \" > "
" <style type= \" text/css \" > "
" body { "
" -webkit-appearance:none; "
" -moz-appearance:none; "
" font-family:'Arial',sans-serif; "
" text-align:center; "
" } "
" .menu > a:link { "
" position: absolute; "
" display: inline-block; "
" right: 12px; "
" padding: 0 6px; "
" text-decoration: none; "
" } "
" .button { "
" display:inline-block; "
" border-radius:7px; "
" background:#73ad21; "
" margin:0 10px 0 10px; "
" padding:10px 20px 10px 20px; "
" text-decoration:none; "
" color:#000000; "
" } "
" </style> "
" </head> "
" <body> "
" <div class= \" menu \" > " AUTOCONNECT_LINK ( BAR_24 ) " </div> "
" BUILT-IN LED<br> "
" GPIO( " ) ;
page + = String ( BUILTIN_LED ) ;
page + = String ( F ( " ) : <span style= \" font-weight:bold;color: " ) ) ;
page + = digitalRead ( BUILTIN_LED ) ? String ( " Tomato \" >HIGH " ) : String ( " SlateBlue \" >LOW " ) ;
page + = String ( F ( " </span> " ) ) ;
page + = String ( F ( " <p><a class= \" button \" href= \" /io?v=low \" >low</a><a class= \" button \" href= \" /io?v=high \" >high</a></p> " ) ) ;
page + = String ( F ( " </body></html> " ) ) ;
server . send ( 200 , " text/html " , page ) ;
}
void handleGPIO ( ) {
if ( server . arg ( " v " ) = = " low " )
digitalWrite ( BUILTIN_LED , LOW ) ;
else if ( server . arg ( " v " ) = = " high " )
digitalWrite ( BUILTIN_LED , HIGH ) ;
sendRedirect ( " / " ) ;
}
void sendRedirect ( String uri ) {
server . sendHeader ( " Location " , uri , true ) ;
server . send ( 302 , " text/plain " , " " ) ;
server . client ( ) . stop ( ) ;
}
bool atDetect ( IPAddress softapIP ) {
Serial . println ( " Captive portal started, SoftAP IP: " + softapIP . toString ( ) ) ;
return true ;
}
void setup ( ) {
delay ( 1000 ) ;
Serial . begin ( 115200 ) ;
Serial . println ( ) ;
pinMode ( BUILTIN_LED , OUTPUT ) ;
// Put the home location of the web site.
// But in usually, setting the home uri is not needed cause default location is "/".
//portal.home("/");
server . on ( " / " , handleRoot ) ;
server . on ( " /io " , handleGPIO ) ;
// Starts user web site included the AutoConnect portal.
portal . onDetect ( atDetect ) ;
if ( portal . begin ( ) ) {
Serial . println ( " Started, IP: " + WiFi . localIP ( ) . toString ( ) ) ;
}
else {
Serial . println ( " Connection failed. " ) ;
while ( true ) { yield ( ) ; }
}
}
void loop ( ) {
server . handleClient ( ) ;
portal . handleRequest ( ) ; // Need to handle AutoConnect menu.
if ( WiFi . status ( ) = = WL_IDLE_STATUS ) {
# if defined(ARDUINO_ARCH_ESP8266)
ESP . reset ( ) ;
# elif defined(ARDUINO_ARCH_ESP32)
ESP . restart ( ) ;
# endif
delay ( 1000 ) ;
}
}
