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/****************************************************************************************************************************
  WebClient.ino - Simple Arduino web server sample for Ethernet shield
  
  For Ethernet shields using WT32_ETH01 (ESP32 + LAN8720)

  WebServer_WT32_ETH01 is a library for the Ethernet LAN8720 in WT32_ETH01 to run WebServer

  Based on and modified from ESP8266 https://github.com/esp8266/Arduino/releases
  Built by Khoi Hoang https://github.com/khoih-prog/WebServer_WT32_ETH01
  Licensed under MIT license
 *****************************************************************************************************************************/

#define DEBUG_ETHERNET_WEBSERVER_PORT       Serial

// Debug Level from 0 to 4
#define _ETHERNET_WEBSERVER_LOGLEVEL_       3

#include <WebServer_WT32_ETH01.h>

// Select the IP address according to your local network
IPAddress myIP(192, 168, 2, 232);
IPAddress myGW(192, 168, 2, 1);
IPAddress mySN(255, 255, 255, 0);

// Google DNS Server IP
IPAddress myDNS(8, 8, 8, 8);

char server[] = "arduino.cc";

// Initialize the Ethernet client object
WiFiClient client;

void setup()
{
  Serial.begin(115200);
  while (!Serial);

  // Using this if Serial debugging is not necessary or not using Serial port
  //while (!Serial && (millis() < 3000));

  Serial.print("\nStarting WebClient on " + String(ARDUINO_BOARD));
  Serial.println(" with " + String(SHIELD_TYPE));
  Serial.println(WEBSERVER_WT32_ETH01_VERSION);

  // To be called before ETH.begin()
  WT32_ETH01_onEvent();

  //bool begin(uint8_t phy_addr=ETH_PHY_ADDR, int power=ETH_PHY_POWER, int mdc=ETH_PHY_MDC, int mdio=ETH_PHY_MDIO, 
  //           eth_phy_type_t type=ETH_PHY_TYPE, eth_clock_mode_t clk_mode=ETH_CLK_MODE);
  //ETH.begin(ETH_PHY_ADDR, ETH_PHY_POWER, ETH_PHY_MDC, ETH_PHY_MDIO, ETH_PHY_TYPE, ETH_CLK_MODE);
  ETH.begin(ETH_PHY_ADDR, ETH_PHY_POWER);

  // Static IP, leave without this line to get IP via DHCP
  //bool config(IPAddress local_ip, IPAddress gateway, IPAddress subnet, IPAddress dns1 = 0, IPAddress dns2 = 0);
  ETH.config(myIP, myGW, mySN, myDNS);

  WT32_ETH01_waitForConnect();

  Serial.println();
  Serial.println(F("Starting connection to server..."));

  // if you get a connection, report back via serial
  if (client.connect(server, 80))
  {
    Serial.println(F("Connected to server"));
    // Make a HTTP request
    client.println(F("GET /asciilogo.txt HTTP/1.1"));
    client.println(F("Host: arduino.cc"));
    client.println(F("Connection: close"));
    client.println();
  }
}

void printoutData()
{
  // if there are incoming bytes available
  // from the server, read them and print them
  while (client.available())
  {
    char c = client.read();
    Serial.write(c);
    Serial.flush();
  }
}

void loop()
{
  printoutData();

  // if the server's disconnected, stop the client
  if (!client.connected())
  {
    Serial.println();
    Serial.println(F("Disconnecting from server..."));
    client.stop();

    // do nothing forevermore
    while (true)
      yield();
  }
}