package crazypants.enderio.machine.solar;

import java.util.EnumSet;

import net.minecraft.block.Block;
import net.minecraft.client.renderer.RenderBlocks;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.util.IIcon;
import net.minecraft.util.MathHelper;
import net.minecraft.world.IBlockAccess;
import net.minecraftforge.common.util.ForgeDirection;

import org.lwjgl.opengl.GL11;

import com.enderio.core.client.render.BoundingBox;
import com.enderio.core.client.render.ConnectedTextureRenderer;
import com.enderio.core.client.render.CubeRenderer;
import com.enderio.core.client.render.CustomCubeRenderer;
import com.enderio.core.client.render.IconUtil;
import com.enderio.core.client.render.RenderUtil;

import cpw.mods.fml.client.registry.ISimpleBlockRenderingHandler;
import crazypants.enderio.EnderIO;

public class SolarPanelRenderer implements ISimpleBlockRenderingHandler {

  private ConnectedTextureRenderer ctr;
  
  public SolarPanelRenderer() {
    ctr = new ConnectedTextureRenderer();
    ctr.setMatchMeta(true);
    ctr.setSidesToRender(EnumSet.of(ForgeDirection.UP));
  }
  
  @Override
  public void renderInventoryBlock(Block block, int metadata, int modelId, RenderBlocks renderer) {
    RenderUtil.bindBlockTexture();
    Tessellator tes = Tessellator.instance;

    float offset = -0.5f;
    tes.addTranslation(offset, 0, offset);
    tes.startDrawingQuads();
    CubeRenderer.render(new BoundingBox(EnderIO.blockSolarPanel), RenderUtil.getBlockTextures(EnderIO.blockSolarPanel, metadata), false);
    tes.draw();

    GL11.glEnable(GL11.GL_POLYGON_OFFSET_FILL);
    GL11.glPolygonOffset(-1.0f, -1.0f);

    tes.startDrawingQuads();
    tes.setColorRGBA_F(1, 1, 1, 1);
    renderBorder(null, 0, 0, 0, metadata);
    tes.draw();
    
    tes.addTranslation(-offset, 0, -offset);

    GL11.glDisable(GL11.GL_POLYGON_OFFSET_FILL);

  }

  @Override
  public boolean renderWorldBlock(IBlockAccess world, int x, int y, int z, Block block, int modelId, RenderBlocks renderer) {
    renderer.renderStandardBlock(block, x, y, z);
    Tessellator.instance.addTranslation(0, 0.0001f, 0);
    int meta = world.getBlockMetadata(x, y, z);
    meta = MathHelper.clamp_int(meta, 0, 1);
    ctr.setEdgeTexture(EnderIO.blockSolarPanel.getBorderIcon(0, meta));
    CustomCubeRenderer.instance.setOverrideTexture(IconUtil.blankTexture);
    if(!renderer.hasOverrideBlockTexture()) {
      CustomCubeRenderer.instance.renderBlock(world, block, x, y, z, ctr);
    } else {
      CustomCubeRenderer.instance.renderBlock(world, block, x, y, z);
    }
    CustomCubeRenderer.instance.setOverrideTexture(null);
    Tessellator.instance.addTranslation(0, -0.0001f, 0);
    return true;
  }

  @Override
  public boolean shouldRender3DInInventory(int modelId) {
    return true;
  }

  private void renderBorder(IBlockAccess blockAccess, int x, int y, int z, int meta) {
    IIcon texture = EnderIO.blockSolarPanel.getBorderIcon(0, meta);
    RenderUtil.renderConnectedTextureFace(blockAccess, EnderIO.blockSolarPanel, x, y, z, ForgeDirection.UP, texture, blockAccess == null, false, false);
  }
  
  @Override
  public int getRenderId() {
    return BlockSolarPanel.renderId;
  }
}