package BlackWhite;

import java.io.BufferedReader;
import java.io.IOException;
import java.io.InputStreamReader;
import java.net.URL;
import java.net.URLConnection;
import java.nio.charset.StandardCharsets;
import java.security.MessageDigest;

public class LauncherController {


	   private String salt = "....";
	   private String host = "www.arthania-pvp.fr";
	   private Boolean debug = true;

	   public String username;
	   public String password;

	   public LauncherController(String username, String password){
	      this.username = username;
	      this.password = password;
	   }

	   private String getResultFromAPI(){
	      StringBuilder a = new StringBuilder();
	      try {
	         URL uri= new URL(
	            "http://" + this.host
	            + "/launcher/login/" + this.username
	            + "/" + this.password
	            + "/" + this.salt
	         );
	         URLConnection ec;
	         ec = uri.openConnection();
	         BufferedReader in = new BufferedReader(new InputStreamReader( ec.getInputStream(), "UTF-8"));
	         String inputLine;

	         while ((inputLine = in.readLine()) != null){
	            a.append(inputLine);
	         }
	         in.close();

	         if(debug){
	            System.out.println("[LauncherController] Value : " + a.toString() + " for the couple username/password : "
	               + this.username + "/" + this.password + " and salt : " + this.salt);
	         }
	      } catch (IOException e) {
	         e.printStackTrace();
	      }
	      return a.toString();
	   }

	   public boolean checkPlayerAccount(){
	      String result = this.getResultFromAPI();
	      if(result.equals("true")){
	         return true;
	      }else{
	         return false;
	      }
	   }

	   public static String sha256(String base) {
		    try{
		        MessageDigest digest = MessageDigest.getInstance("SHA-256");
		        byte[] hash = digest.digest(base.getBytes("UTF-8"));
		        StringBuffer hexString = new StringBuffer();

		        for (int i = 0; i < hash.length; i++) {
		            String hex = Integer.toHexString(0xff & hash[i]);
		            if(hex.length() == 1) hexString.append('0');
		            hexString.append(hex);
		        }

		        return hexString.toString();
		    } catch(Exception ex){
		       throw new RuntimeException(ex);
		    }
		}


	}