package crazypants.enderio.xp;

import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.FontRenderer;
import net.minecraft.client.gui.Gui;

import org.lwjgl.opengl.GL11;

import com.enderio.core.client.render.ColorUtil;
import com.enderio.core.client.render.RenderUtil;

import crazypants.enderio.gui.IconEIO;

public class ExperienceBarRenderer {

  public static void render(Gui gui, int x, int y, int length, ExperienceContainer xpCont) {
    render(gui, x, y, length, xpCont, -1);
  }

  public static void render(Gui gui, int x, int y, int length, ExperienceContainer xpCont, int required) {

    String text = xpCont.getExperienceLevel() + "";
    int color = 8453920;
    boolean shadow = true;
    if(required > 0) {
      text += "/" + required;
      if(required > xpCont.getExperienceLevel()) {
        color = ColorUtil.getRGB(1f, 0, 0.1f);
        shadow = false;
      }
    }
    FontRenderer fr = Minecraft.getMinecraft().fontRenderer;
    int strX = x + length / 2 - fr.getStringWidth(text) / 2;
    fr.drawString(text, strX, y - 11, color, shadow);

    RenderUtil.bindTexture(IconEIO.TEXTURE);
    GL11.glColor3f(1, 1, 1);
    int xpScaled = xpCont.getXpBarScaled(length - 2);

    // x, y, u, v, width, height
    //start of 'slot'
    gui.drawTexturedModalRect(x, y, 0, 91, 1, 5);
    gui.drawTexturedModalRect(x + 1, y, 1, 91, length - 2, 5);
    gui.drawTexturedModalRect(x + length - 1, y, 125, 91, 1, 5);

    RenderUtil.renderQuad2D(x + 1, y + 1, 0, xpScaled, 3, ColorUtil.getRGB(0, 127, 14));

  }

}