node3-20

#include <ESP8266WiFi.h>
#include <ESP8266WebServer.h>
#include <ESP8266mDNS.h>
#include <WiFiClient.h>
#include<SoftwareSerial.h>
#include <stdlib.h>
SoftwareSerial s(3,1);


/* Put your SSID & Password */
const char* ssid = "Keenetic-9068";  // Enter SSID here
const char* password = "";  //Enter Password here

/* Put IP Address details */
IPAddress local_ip(192,168,1,1);
IPAddress gateway(192,168,1,1);
IPAddress subnet(255,255,255,0);

ESP8266WebServer server(80);

const int led = LED_BUILTIN;

const String postForms = "<html>\
  <head>\
    <title>Controller Settings</title>\
    <style>\
      body { background-color: #cccccc; font-family: Arial, Helvetica, Sans-Serif; Color: #000088; }\
    </style>\
  </head>\
  <body>\
    <h1>POST form data to /postform/</h1><br>\
    <form action=\"/mode_one/\" target=\"_blank\">\
     <button>First mode<button>\
    </form>\
  </body>\
</html>";

const String modeOne= "<html>\
  <head>\
  <title> Mode 1 Settings </title>\
  <style>\
      body { background-color: #cccccc; font-family: Arial, Helvetica, Sans-Serif; Color: #000088; }\
    </style>\
  </head>\
  <body>\
    <h1>Mode 1</h1><br>\
    <form method=\"post\" enctype=\"application/x-www-form-urlencoded\" action=\"/postform/\">\
      <div>\Mode code <input type=\"text\" name=\"mode\" value=\"100\"></div>\
      <div>\ Red \<input type=\"text\" name=\"red\"> </div>\
      <div>\ Green \<input type=\"text\" name=\"green\"> </div>\
      <div>\ Blue \<input type=\"text\" name=\"blue\"> </div>\
      <input type=\"submit\" value=\"Submit\">\
    </form>\
  </body>\
 </html>";

void handleRoot() {
  server.send(200, "text/html", postForms);
}

void handleForm() {
  if (server.method() != HTTP_POST) {
    digitalWrite(led, 1);
    server.send(405, "text/plain", "Method Not Allowed");
    digitalWrite(led, 0);
  } else {
    digitalWrite(led, 1);
    String  message;
    for (uint8_t i = 0; i < server.args()-1; i++) {
      message+=server.arg(i);
      Serial.print(atoi(server.arg(i).c_str()),DEC);
    }
    server.send(200, "text/plain", message);
  }
}

void handleModeOne() {
    server.send(200, "text/html", modeOne);
}

void setup(void) {
  pinMode(led, OUTPUT);
  Serial.begin(9600);
  WiFi.begin(ssid, password);
  Serial.println("");

  // Wait for connection
  while (WiFi.status() != WL_CONNECTED) {
    delay(500);
    Serial.print(".");
  }
  Serial.println("");
  Serial.print("Connected to ");
  Serial.println(ssid);
  Serial.print("IP address: ");
  Serial.println(WiFi.localIP());

  if (MDNS.begin("esp8266")) {
    Serial.println("MDNS responder started");
  }

  server.on("/", handleRoot);

  server.on("/postform/", handleForm);
  server.on("/mode_one/", handleModeOne);
  server.on("/mode_one/postform", handleForm);


  server.begin();
  Serial.println("HTTP server started");
}

void loop(void) {
  server.handleClient();
}