package mcd.rivenmod.gui;

import java.util.ArrayList;

import mcd.rivenmod.main.RivenMod;
import mcd.rivenmod.skill.BrokenWings;
import mcd.rivenmod.skill.ISkill;
import mcd.rivenmod.util.KeyBindings;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.FontRenderer;
import net.minecraft.client.gui.Gui;
import net.minecraft.client.gui.ScaledResolution;
import net.minecraft.util.ResourceLocation;
import net.minecraftforge.client.event.RenderGameOverlayEvent;
import net.minecraftforge.client.event.RenderGameOverlayEvent.ElementType;
import net.minecraftforge.fml.common.eventhandler.SubscribeEvent;
import net.minecraftforge.fml.common.gameevent.InputEvent;
import net.minecraftforge.fml.common.gameevent.TickEvent.ClientTickEvent;

import org.lwjgl.opengl.GL11;

public class InGameOverlay extends Gui
{
	private final Minecraft mc = Minecraft.getMinecraft();
	private final ResourceLocation rivenOverlay = new ResourceLocation(RivenMod.MODID + ":textures/gui/rivengui.png");

	private ArrayList<ISkill> skillListInstance;

	private int zCooldownTicks;
	private boolean isZUseable;

	public InGameOverlay() {
		skillListInstance = RivenMod.skillList;
		zCooldownTicks = 0;
		isZUseable = true;
	}

	@SubscribeEvent
	public void renderGameOverlay(RenderGameOverlayEvent event) {
		if(event.isCancelable() || event.type != ElementType.EXPERIENCE)
			return;

		ScaledResolution sr = new ScaledResolution(mc, mc.displayWidth, mc.displayHeight);
		FontRenderer fr = mc.fontRendererObj;
		int width = sr.getScaledWidth();
		int height = sr.getScaledHeight();

		GL11.glColor4f(1.0F, 1.0F, 1.0F, 1.0F);
		GL11.glDisable(GL11.GL_LIGHTING);

		GL11.glPushMatrix();
		mc.renderEngine.bindTexture(rivenOverlay);
		drawTexturedModalRect(0, height / 2 - 37, 0, 0, 30, 74); //Skill Icon Holder

		for(int i = 0; i < skillListInstance.size(); i++) {
			drawTexturedModalRect(2, height / 2 - 37 + 2 + (18 * i), 16 + (16 * i), 74, 16, 16);
		}

		if(zCooldownTicks > 0) drawCenteredString(fr, "" + (zCooldownTicks / 20), 10, 10, 0xFFFFFFFF);

		GL11.glPopMatrix();
	}

	@SubscribeEvent
	public void onKeyInput(InputEvent.KeyInputEvent event) {
		if(KeyBindings.RIVEN_Z.isPressed() && isZUseable) {
			ISkill brokenWings = (BrokenWings)skillListInstance.get(0);
			//int moves = brokenWings.getMoves();

			brokenWings.performAction();
			zCooldownTicks = brokenWings.getCooldown() * 20;
			System.out.println(zCooldownTicks);
			isZUseable = false;
		}
	}

	@SubscribeEvent
	public void clientTickEvent(ClientTickEvent event) {
		if(!isZUseable) {
			if(zCooldownTicks <= 0) {
				isZUseable = true;
				zCooldownTicks = 0;
			} else {
				zCooldownTicks--;
				System.out.println(zCooldownTicks);
			}
		}
	}
}