/*
  Project: ESP8266 ESP-01 module, Relay webserver
  Function: Webserver to control 2 outputs on ESP01 module
  Modified by Mini-kits to suit the EME216 Switch Kit
*/
//************************************************************
#include <ESP8266WiFi.h>//include library code
#include <WiFiClient.h>
#include <ESP8266WebServer.h>//include library code
#include <ESP8266mDNS.h>//include library code
//************************************************************
//Static IP address configuration
//IPAddress local_IP(192, 168, 7, 151); //ESP static ip
//IPAddress gateway(192, 168, 7, 1);   //IP Address of your WiFi Router (Gateway)
//IPAddress subnet(255, 255, 255, 0);  //Subnet mask
//IPAddress primaryDNS(203, 12, 160, 35);  //DNS
//IPAddress secondaryDNS(203, 12, 160, 36);  //DNS
//************************************************************
MDNSResponder mdns;
// Replace with your network credentials
const char* ssid = "VK5EME";
const char* password = "sd78nhetsdr";
//************************************************************
ESP8266WebServer server(80);
String webPage = "";
int gpio0_pin = 0;
int gpio1_pin = 1;
int gpio2_pin = 2;
int gpio3_pin = 3;
void setup(void){
webPage += "<h2>HF Antenna Switch</h2><p><a href=\"hf-1\"><button>ANT1</button></a>&nbsp;<a href=\"hf-2\"><button>ANT2</button></a>&nbsp;<a href=\"hf-3\"><button>ANT3</button></a>&nbsp;<a href=\"hf-4\"><button>ANT4</button></a></p>";


//RELAY 1 RED LED
//RELAY 2 GREEN LED
// preparing GPIOs
pinMode(gpio0_pin, OUTPUT);
digitalWrite(gpio0_pin, LOW);
pinMode(gpio1_pin, OUTPUT);
digitalWrite(gpio1_pin, LOW);
pinMode(gpio2_pin, OUTPUT);
digitalWrite(gpio2_pin, LOW);
pinMode(gpio3_pin, OUTPUT);
digitalWrite(gpio3_pin, LOW);
delay(1000);//sets delay for 1 second
//Serial.begin(115200);//initialize serial communication at 115200 bps // This line stops GPIO1 and 3 from working as outputs //
// Configures static IP address
  if (!WiFi.config(local_IP, gateway, subnet, primaryDNS, secondaryDNS)) {
    Serial.println("STA Failed to configure");
  }
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", WiFi.localIP())) {
//Serial.println("MDNS responder started");
}
server.on("/", [](){
server.send(200, "text/html", webPage);
});
server.on("/hf-1", [](){
server.send(200, "text/html", webPage);
digitalWrite(gpio0_pin, LOW);
digitalWrite(gpio1_pin, HIGH);
digitalWrite(gpio2_pin, LOW);
digitalWrite(gpio3_pin, LOW);
delay(1000);
});
server.on("/hf-2", [](){
server.send(200, "text/html", webPage);
digitalWrite(gpio0_pin, LOW);
digitalWrite(gpio1_pin, LOW);
digitalWrite(gpio2_pin, HIGH);
digitalWrite(gpio3_pin, LOW);
delay(1000);
});
server.on("/hf-3", [](){
server.send(200, "text/html", webPage);
digitalWrite(gpio0_pin, HIGH);
digitalWrite(gpio1_pin, LOW);
digitalWrite(gpio2_pin, LOW);
digitalWrite(gpio3_pin, LOW);
delay(1000);
});
server.on("/hf-4", [](){
server.send(200, "text/html", webPage);
digitalWrite(gpio0_pin, LOW);
digitalWrite(gpio1_pin, LOW);
digitalWrite(gpio2_pin, LOW);
digitalWrite(gpio3_pin, HIGH);
delay(1000);
});
server.begin();
//Serial.println("HTTP server started");
}
//************************************************************************
void loop(void){
server.handleClient();
}