package de.verschwiegener.slinky.Module.Modules;

import static org.lwjgl.opengl.GL11.*;

import org.lwjgl.input.Keyboard;
import org.lwjgl.opengl.GL11;

import com.darkmagician6.eventapi.EventTarget;
import com.darkmagician6.eventapi.events.callables.Event3D;

import de.verschwiegener.slinky.Module.Category;
import de.verschwiegener.slinky.Module.Module;
import de.verschwiegener.slinky.Utils.ChatUtil;
import de.verschwiegener.slinky.Utils.FlatColors;
import de.verschwiegener.slinky.Utils.RenderUtil;
import net.minecraft.entity.player.EntityPlayer;

public class Tracers extends Module {

	public Tracers() {
		super("Tracers", Keyboard.KEY_NONE, "Tracers", Category.Render);
	}

	@EventTarget
	public void onRender3D(Event3D e) {
		if (this.isEnabled()) {
			super.onUpdate();
			glEnable(GL_BLEND);
			glDisable(GL_TEXTURE_2D);
			glDisable(GL_DEPTH_TEST);
			glEnable(GL_LINE_SMOOTH);
			for (EntityPlayer player : mc.theWorld.playerEntities) {
				if (mc.thePlayer != player) {
					drawLine(player);
				}
			}
			glDisable(GL_LINE_SMOOTH);
			glEnable(GL_DEPTH_TEST);
			glEnable(GL_TEXTURE_2D);
			glDisable(GL_BLEND);
		} else
			ChatUtil.sendChatInfo("aaaa");
	}

	private void drawLine(EntityPlayer p) {
		float partialTicks = mc.timer.renderPartialTicks;
		double x = p.lastTickPosX + (p.posX - p.lastTickPosX) * partialTicks - mc.getRenderManager().renderPosX;
		double y = p.lastTickPosY + (p.posY - p.lastTickPosY) * partialTicks - mc.getRenderManager().renderPosY;
		double z = p.lastTickPosZ + (p.posZ - p.lastTickPosZ) * partialTicks - mc.getRenderManager().renderPosZ;

		glPushMatrix();
		glLineWidth(0.85F);
		RenderUtil.setColor(FlatColors.YELLOW);
		boolean bobbing = this.mc.gameSettings.viewBobbing;
		mc.gameSettings.viewBobbing = false;
		mc.entityRenderer.orientCamera(partialTicks);
		glBegin(GL_LINES);
		glVertex3f(0f, mc.thePlayer.getEyeHeight(), 0f);
		glVertex3d(x, y, z);
		glVertex3d(x, y + p.getEyeHeight(), z);
		glEnd();
		mc.gameSettings.viewBobbing = bobbing;
		glPopMatrix();
	}
}