package fyresmodjam.entities.renderers;

import org.lwjgl.opengl.GL11;
import org.lwjgl.opengl.GL12;

import cpw.mods.fml.relauncher.Side;
import cpw.mods.fml.relauncher.SideOnly;
import fyresmodjam.entities.EntityMysteryPotion;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.client.renderer.entity.Render;
import net.minecraft.client.renderer.texture.TextureMap;
import net.minecraft.entity.Entity;
import net.minecraft.entity.projectile.EntityPotion;
import net.minecraft.item.Item;
import net.minecraft.item.ItemPotion;
import net.minecraft.potion.PotionHelper;
import net.minecraft.util.IIcon;
import net.minecraft.util.ResourceLocation;

@SideOnly(Side.CLIENT)
public class RenderMysteryPotion extends Render {
	private Item field_94151_a;

	public RenderMysteryPotion(Item par1Item) {
		field_94151_a = par1Item;
	}

	@Override
	public void doRender(Entity par1Entity, double par2, double par4, double par6, float par8, float par9) {
		IIcon icon = (par1Entity instanceof EntityMysteryPotion)
				? field_94151_a.getIconFromDamage(par1Entity.getDataWatcher().getWatchableObjectInt(24))
				: field_94151_a.getIconFromDamage(0);

		if (icon != null) {
			GL11.glPushMatrix();
			GL11.glTranslatef((float) par2, (float) par4, (float) par6);
			GL11.glEnable(GL12.GL_RESCALE_NORMAL);
			GL11.glScalef(0.5F, 0.5F, 0.5F);
			bindEntityTexture(par1Entity);
			Tessellator tessellator = Tessellator.instance;

			if (icon == ItemPotion.func_94589_d("bottle_splash")) {
				int i = PotionHelper.func_77915_a(((EntityPotion) par1Entity).getPotionDamage(), false);
				float f2 = (i >> 16 & 255) / 255.0F;
				float f3 = (i >> 8 & 255) / 255.0F;
				float f4 = (i & 255) / 255.0F;
				GL11.glColor3f(f2, f3, f4);
				GL11.glPushMatrix();
				func_77026_a(tessellator, ItemPotion.func_94589_d("overlay"));
				GL11.glPopMatrix();
				GL11.glColor3f(1.0F, 1.0F, 1.0F);
			}

			func_77026_a(tessellator, icon);
			GL11.glDisable(GL12.GL_RESCALE_NORMAL);
			GL11.glPopMatrix();
		}
	}

	@Override
	protected ResourceLocation getEntityTexture(Entity par1Entity) {
		return TextureMap.locationItemsTexture;
	}

	private void func_77026_a(Tessellator par1Tessellator, IIcon par2Icon) {
		float f = par2Icon.getMinU();
		float f1 = par2Icon.getMaxU();
		float f2 = par2Icon.getMinV();
		float f3 = par2Icon.getMaxV();
		float f4 = 1.0F;
		float f5 = 0.5F;
		float f6 = 0.25F;
		GL11.glRotatef(180.0F - renderManager.playerViewY, 0.0F, 1.0F, 0.0F);
		GL11.glRotatef(-renderManager.playerViewX, 1.0F, 0.0F, 0.0F);
		par1Tessellator.startDrawingQuads();
		par1Tessellator.setNormal(0.0F, 1.0F, 0.0F);
		par1Tessellator.addVertexWithUV(0.0F - f5, 0.0F - f6, 0.0D, f, f3);
		par1Tessellator.addVertexWithUV(f4 - f5, 0.0F - f6, 0.0D, f1, f3);
		par1Tessellator.addVertexWithUV(f4 - f5, f4 - f6, 0.0D, f1, f2);
		par1Tessellator.addVertexWithUV(0.0F - f5, f4 - f6, 0.0D, f, f2);
		par1Tessellator.draw();
	}
}