Altlogin

package de.puja.gui.altman;

import java.io.IOException;
import java.net.Proxy;

import com.mojang.authlib.Agent;
import com.mojang.authlib.yggdrasil.YggdrasilAuthenticationService;
import com.mojang.authlib.yggdrasil.YggdrasilUserAuthentication;

import net.minecraft.client.gui.Gui;
import net.minecraft.client.gui.GuiButton;
import net.minecraft.client.gui.GuiMainMenu;
import net.minecraft.client.gui.GuiScreen;
import net.minecraft.client.gui.GuiTextField;
import net.minecraft.util.Session;

public class AltLogin extends GuiScreen {

	public GuiTextField email;
	public GuiTextField passw;

	@Override
	public void initGui() {

		email = new GuiTextField(2, mc.fontRendererObj, width / 2 - 100, height / 4 + 30, 200, 20);
		passw = new GuiTextField(3, mc.fontRendererObj, width / 2 - 100, height / 4 + 90, 200, 20);

	}

	@Override
	public void updateScreen() {
		email.updateCursorCounter();
		passw.updateCursorCounter();
	}

	@Override
	protected void mouseClicked(int mouseX, int mouseY, int mouseButton) throws IOException {
		email.mouseClicked(mouseX, mouseY, mouseButton);
		passw.mouseClicked(mouseX, mouseY, mouseButton);

		try {
			super.mouseClicked(mouseX, mouseY, mouseButton);
		} catch(Exception e) {

		}

	}

	@Override
	protected void keyTyped(char typedChar, int keyCode) throws IOException {
		email.textboxKeyTyped(typedChar, keyCode);
		passw.textboxKeyTyped(typedChar, keyCode);

		if(typedChar == '\t') {
			if(email.isFocused()) {
				email.setFocused(false);
				passw.setFocused(true);
			} else {
				email.setFocused(true);
				passw.setFocused(false);
			}
		}

		if(typedChar == '\r') {
			actionPerformed((GuiButton)buttonList.get(0));
		}

	}

	@Override
	public void drawScreen(int mouseX, int mouseY, float partialTicks) {
		drawDefaultBackground();
		email.drawTextBox();
		passw.drawTextBox();

		drawString(fontRendererObj, "Email/Username:", width / 2 - 100, height / 4 + 20, 0xFFFFFFFF);
		drawString(fontRendererObj, "Password:", width / 2 - 100, height / 4 + 80, 0xFFFFFFFF);

		buttonList.add(new GuiButton(0, width / 2 - 100, 250, "Login"));
		buttonList.add(new GuiButton(1, width / 2 - 100, 270, "Back"));

		super.drawScreen(mouseX, mouseY, partialTicks);

	}

	@Override
	protected void actionPerformed(GuiButton button) throws IOException {
		if(button.id == 1) {
			mc.displayGuiScreen(new GuiMainMenu());
		}

		if(button.id == 0) {
			if(passw.getText().isEmpty()) {
				if(!email.getText().isEmpty()) {
					mc.session = new Session(email.getText().trim(), "-", "-", "Legacy");
				}
			} else {
				if(!email.getText().isEmpty()) {
					YggdrasilUserAuthentication g = (YggdrasilUserAuthentication) new YggdrasilAuthenticationService(Proxy.NO_PROXY, "").createUserAuthentication(Agent.MINECRAFT);

					g.setUsername(email.getText().trim());
					g.setPassword(passw.getText().trim());

					try {
						g.logIn();
						mc.session = new Session(g.getSelectedProfile().getName(), g.getSelectedProfile().getId().toString(), g.getAuthenticatedToken(), "mojang");
					} catch(Exception e) {

					}

				}
			}
		}

	}

}