package com.thatgravyboat.skyblockhud.mixins;

import com.thatgravyboat.skyblockhud.handlers.CooldownHandler;
import com.thatgravyboat.skyblockhud.location.MinesHandler;
import java.lang.ref.WeakReference;
import net.minecraft.client.gui.FontRenderer;
import net.minecraft.client.renderer.GlStateManager;
import net.minecraft.client.renderer.Tessellator;
import net.minecraft.client.renderer.WorldRenderer;
import net.minecraft.client.renderer.entity.RenderItem;
import net.minecraft.item.ItemStack;
import org.spongepowered.asm.mixin.Mixin;
import org.spongepowered.asm.mixin.Shadow;
import org.spongepowered.asm.mixin.injection.At;
import org.spongepowered.asm.mixin.injection.Inject;
import org.spongepowered.asm.mixin.injection.callback.CallbackInfo;

@Mixin(RenderItem.class)
public abstract class MixinRenderItem {

    @Shadow protected abstract void draw(WorldRenderer renderer, int x, int y, int width, int height, int red, int green, int blue, int alpha);

    @Inject(method="renderItemOverlayIntoGUI", at=@At("RETURN"))
    public void renderItemOverlayIntoGUI(FontRenderer fr, ItemStack stack, int xPosition, int yPosition, String text, CallbackInfo ci) {
        if(stack == null) return;
        float cooldown = CooldownHandler.getAbilityTime(stack);

        WeakReference<MinesHandler.PrehistoricEggProgress> weakProgress = MinesHandler.getEggColorAndProgress(stack);

        if (weakProgress != null) {
            MinesHandler.PrehistoricEggProgress progress = weakProgress.get();
            if (progress == null) return;
            GlStateManager.disableLighting();
            GlStateManager.disableDepth();
            GlStateManager.disableTexture2D();
            GlStateManager.disableAlpha();
            GlStateManager.disableBlend();
            WorldRenderer worldrenderer = Tessellator.getInstance().getWorldRenderer();
            this.draw(worldrenderer, xPosition + 2, yPosition + 13, 13, 2, 0, 0, 0, 255);
            this.draw(worldrenderer, xPosition + 2, yPosition + 13,  Math.round(progress.progress * 13f), 1, (progress.currentColor >> 16) & 0xFF, (progress.currentColor >> 8) & 0xFF, progress.currentColor & 0xFF, 255);
            GlStateManager.enableAlpha();
            GlStateManager.enableTexture2D();
            GlStateManager.enableLighting();
            GlStateManager.enableDepth();
        }

        if (cooldown > -1){
            GlStateManager.disableLighting();
            GlStateManager.disableDepth();
            GlStateManager.disableTexture2D();
            GlStateManager.disableAlpha();
            GlStateManager.disableBlend();
            WorldRenderer worldrenderer = Tessellator.getInstance().getWorldRenderer();
            this.draw(worldrenderer, xPosition + 2, yPosition + 13, 13, 2, 0, 0, 0, 255);
            this.draw(worldrenderer, xPosition + 2, yPosition + 13,  Math.round(cooldown * 13f), 1, 102, 102, 255, 255);
            GlStateManager.enableAlpha();
            GlStateManager.enableTexture2D();
            GlStateManager.enableLighting();
            GlStateManager.enableDepth();
        }
    }
}