initial

#include "FS.h"

#include <ESP8266WiFi.h>

#include <WString.h>

#include <DNSServer.h>

#include <ESP8266WebServer.h>

#include <WiFiManager.h>    

WiFiServer server(80);

void config_gpio();

void config_wifi();

void query();

const char* ssid     = "SSID";     // The SSID (name) of the Wi-Fi network you want to connect to

const char* password = "PASSWORD"; // The password of the Wi-Fi network

const char* cmd_on  = "/on";

const char* cmd_off = "/off";

String header;

void setup()

{

  Serial.begin(115200); 

  Serial.println("Config begin");

  Serial.println("..GPIO");

  config_gpio();

  Serial.println("..wifi");  

  config_wifi();

  server.begin();

  Serial.println("Config end");

}

void loop() 

{

    query(); 

    delay(1000);

}

void config_gpio()

{

   pinMode(12, OUTPUT);

   pinMode(13, OUTPUT);

   digitalWrite(12, LOW);

   digitalWrite(13, LOW);

}

void config_wifi()

{

  IPAddress ip(192,168,0,11);

  IPAddress gateway(192,168,0,1);

  IPAddress subnet(255,255,255,0);   

  WiFi.config(ip, gateway, subnet);

  WiFi.begin(ssid,password);

  Serial.print("Connecting to ");

  Serial.print(ssid); Serial.println(" ...");

  while (WiFi.status() != WL_CONNECTED) {

    delay(500);

    Serial.print(".");

  }

  Serial.println('\n');

  Serial.println("WiFi connected");  

  Serial.println("IP address: ");

  Serial.println(WiFi.localIP());

}

void query()

{

  WiFiClient client = server.available();

  if (client) {

    Serial.println("Got request...");

    String currentLine = "";

    while(client.connected()){

      if(client.available()){

        char c = client.read();

        Serial.write(c);

        header += c;

        if (c=='\n'){

          // if the current line is blank, you got two newline characters in a row.

          // that's the end of the client HTTP request, so send a response:

          if (currentLine.length()==0){

            client.println("HTTP/1.1 200 OK");

            client.println("Content-type:text/html");

            client.println("Connection: close");

            client.println();

            if (header.indexOf("GET "+cmd_on) >= 0) {

              Serial.println("on");

              digitalWrite(12, HIGH);

              digitalWrite(13, HIGH);

            }else if (header.indexOf("GET "+cmd_off) >= 0) {

              Serial.println("off");

              digitalWrite(12, LOW);

              digitalWrite(13, LOW);

            }

            client.println("OK");

            client.println();

            break;

          }else{

            currentLine = "";

          }

        }else if (c != '\r') {  // if you got anything else but a carriage return character,

          currentLine += c;     // add it to the end of the currentLine

        }

      }

    }

    header = "";

    // Close the connection

    client.stop();

    Serial.println("Client disconnected.");

    Serial.println("");

  }

}