package de.ellpeck.actuallyadditions.mod.event;

import java.util.Locale;

import com.mojang.blaze3d.platform.GlStateManager;
import de.ellpeck.actuallyadditions.mod.ActuallyAdditions;
import de.ellpeck.actuallyadditions.mod.blocks.IHudDisplay;
import de.ellpeck.actuallyadditions.mod.config.ConfigValues;
import de.ellpeck.actuallyadditions.mod.config.values.ConfigBoolValues;
import de.ellpeck.actuallyadditions.mod.config.values.ConfigIntValues;
import de.ellpeck.actuallyadditions.mod.data.WorldData;
import de.ellpeck.actuallyadditions.mod.inventory.gui.EnergyDisplay;
import de.ellpeck.actuallyadditions.mod.items.ItemWingsOfTheBats;
import de.ellpeck.actuallyadditions.mod.tile.IEnergyDisplay;
import de.ellpeck.actuallyadditions.mod.tile.TileEntityBase;
import de.ellpeck.actuallyadditions.mod.util.StackUtil;
import de.ellpeck.actuallyadditions.mod.util.StringUtil;
import net.minecraft.block.Block;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.FontRenderer;
import net.minecraft.client.gui.screen.Screen;
import net.minecraft.entity.player.PlayerEntity;
import net.minecraft.item.Item;
import net.minecraft.item.ItemStack;
import net.minecraft.item.SwordItem;
import net.minecraft.nbt.CompoundNBT;
import net.minecraft.tileentity.TileEntity;
import net.minecraft.util.ResourceLocation;
import net.minecraft.util.math.BlockRayTraceResult;
import net.minecraft.util.math.RayTraceResult;
import net.minecraft.util.text.TextFormatting;
import net.minecraftforge.api.distmarker.Dist;
import net.minecraftforge.api.distmarker.OnlyIn;
import net.minecraftforge.client.event.RenderGameOverlayEvent;
import net.minecraftforge.common.MinecraftForge;
import net.minecraftforge.event.TickEvent;
import net.minecraftforge.event.entity.player.ItemTooltipEvent;
import net.minecraftforge.eventbus.api.SubscribeEvent;

@OnlyIn(Dist.CLIENT)
public class ClientEvents {

    private static final String ADVANCED_INFO_TEXT_PRE = TextFormatting.DARK_GRAY + "     ";
    private static final String ADVANCED_INFO_HEADER_PRE = TextFormatting.GRAY + "  -";

    private static EnergyDisplay energyDisplay;

    public ClientEvents() {
        MinecraftForge.EVENT_BUS.register(this);
    }

    @SubscribeEvent
    public void onClientTick(TickEvent.ClientTickEvent event) {
        if (event.phase == TickEvent.Phase.END) {
            Minecraft mc = Minecraft.getInstance();

            if (mc.world == null) {
                WorldData.clear();
            }
        }
    }

    @SubscribeEvent
    public void onTooltipEvent(ItemTooltipEvent event) {
        ItemStack stack = event.getItemStack();
        if (StackUtil.isValid(stack)) {
            //Be da bland
            if (ConfigBoolValues.MOST_BLAND_PERSON_EVER.isEnabled()) {
                ResourceLocation regName = stack.getItem().getRegistryName();
                if (regName != null) {
                    if (regName.toString().toLowerCase(Locale.ROOT).contains(ActuallyAdditions.MODID)) {
                        if (event.getToolTip().size() > 0) {
                            event.getToolTip().set(0, TextFormatting.RESET + TextFormatting.WHITE.toString() + event.getToolTip().get(0));
                        }
                    }
                }
            }

            if (ItemWingsOfTheBats.THE_BAT_BAT.equalsIgnoreCase(stack.getDisplayName()) && stack.getItem() instanceof SwordItem) {
                event.getToolTip().set(0, TextFormatting.GOLD + event.getToolTip().get(0));
                event.getToolTip().add(1, TextFormatting.RED.toString() + TextFormatting.ITALIC + "That's a really bat pun");
            }
        }

        //Advanced Item Info
        if (event.getFlags().isAdvanced() && StackUtil.isValid(event.getItemStack())) {
            if (ConfigBoolValues.CTRL_EXTRA_INFO.isEnabled()) {
                if (Screen.hasControlDown()) {
                    event.getToolTip().add(TextFormatting.DARK_GRAY + "" + TextFormatting.ITALIC + StringUtil.localize("tooltip." + ActuallyAdditions.MODID + ".extraInfo.desc") + ":");

                    //OreDict Names
                    int[] oreIDs = OreDictionary.getOreIDs(event.getItemStack());
                    event.getToolTip().add(ADVANCED_INFO_HEADER_PRE + StringUtil.localize("tooltip." + ActuallyAdditions.MODID + ".oredictName.desc") + ":");
                    if (oreIDs.length > 0) {
                        for (int oreID : oreIDs) {
                            event.getToolTip().add(ADVANCED_INFO_TEXT_PRE + OreDictionary.getOreName(oreID));
                        }
                    } else {
                        event.getToolTip().add(ADVANCED_INFO_TEXT_PRE + StringUtil.localize("tooltip." + ActuallyAdditions.MODID + ".noOredictNameAvail.desc"));
                    }

                    //Code Name
                    event.getToolTip().add(ADVANCED_INFO_HEADER_PRE + StringUtil.localize("tooltip." + ActuallyAdditions.MODID + ".codeName.desc") + ":");
                    event.getToolTip().add(ADVANCED_INFO_TEXT_PRE + Item.REGISTRY.getNameForObject(event.getItemStack().getItem()));

                    //Base Item's Unlocalized Name
                    String baseName = event.getItemStack().getItem().getTranslationKey();
                    if (baseName != null) {
                        event.getToolTip().add(ADVANCED_INFO_HEADER_PRE + StringUtil.localize("tooltip." + ActuallyAdditions.MODID + ".baseUnlocName.desc") + ":");
                        event.getToolTip().add(ADVANCED_INFO_TEXT_PRE + baseName);
                    }

                    //Metadata
                    int meta = event.getItemStack().getItemDamage();
                    int max = event.getItemStack().getMaxDamage();
                    event.getToolTip().add(ADVANCED_INFO_HEADER_PRE + StringUtil.localize("tooltip." + ActuallyAdditions.MODID + ".meta.desc") + ":");
                    event.getToolTip().add(ADVANCED_INFO_TEXT_PRE + meta + (max > 0 ? "/" + max : ""));

                    //Unlocalized Name
                    String metaName = event.getItemStack().getItem().getTranslationKey(event.getItemStack());
                    if (metaName != null && baseName != null && !metaName.equals(baseName)) {
                        event.getToolTip().add(ADVANCED_INFO_HEADER_PRE + StringUtil.localize("tooltip." + ActuallyAdditions.MODID + ".unlocName.desc") + ":");
                        event.getToolTip().add(ADVANCED_INFO_TEXT_PRE + metaName);
                    }

                    //NBT
                    CompoundNBT compound = event.getItemStack().getTag();
                    if (compound != null && !compound.isEmpty()) {
                        event.getToolTip().add(ADVANCED_INFO_HEADER_PRE + StringUtil.localize("tooltip." + ActuallyAdditions.MODID + ".nbt.desc") + ":");
                        if (Screen.hasShiftDown()) {
                            int limit = ConfigIntValues.CTRL_INFO_NBT_CHAR_LIMIT.getValue();
                            String compoundStrg = compound.toString();
                            int compoundStrgLength = compoundStrg.length();

                            String compoundDisplay;
                            if (limit > 0 && compoundStrgLength > limit) {
                                compoundDisplay = compoundStrg.substring(0, limit) + TextFormatting.GRAY + " (" + (compoundStrgLength - limit) + " more characters...)";
                            } else {
                                compoundDisplay = compoundStrg;
                            }
                            event.getToolTip().add(ADVANCED_INFO_TEXT_PRE + compoundDisplay);
                        } else {
                            event.getToolTip().add(ADVANCED_INFO_TEXT_PRE + TextFormatting.ITALIC + "[" + StringUtil.localize("tooltip." + ActuallyAdditions.MODID + ".pressShift.desc") + "]");
                        }
                    }

                    //Disabling Info
                    event.getToolTip().add(TextFormatting.ITALIC + StringUtil.localize("tooltip." + ActuallyAdditions.MODID + ".disablingInfo.desc"));

                } else {
                    if (ConfigBoolValues.CTRL_INFO_FOR_EXTRA_INFO.isEnabled()) {
                        event.getToolTip().add(TextFormatting.DARK_GRAY + "" + TextFormatting.ITALIC + StringUtil.localize("tooltip." + ActuallyAdditions.MODID + ".ctrlForMoreInfo.desc"));
                    }
                }
            }
        }
    }

    @SubscribeEvent
    public void onGameOverlay(RenderGameOverlayEvent.Post event) {
        if (event.getType() == RenderGameOverlayEvent.ElementType.ALL && Minecraft.getInstance().currentScreen == null) {
            Minecraft minecraft = Minecraft.getInstance();
            PlayerEntity player = minecraft.player;
            RayTraceResult posHit = minecraft.objectMouseOver;
            FontRenderer font = minecraft.fontRenderer;
            ItemStack stack = player.getHeldItemMainhand();

            if(posHit instanceof BlockRayTraceResult){
                BlockRayTraceResult blockRayTraceResult = ((BlockRayTraceResult) posHit);
                if (StackUtil.isValid(stack)) {
                    if (stack.getItem() instanceof IHudDisplay) {
                        ((IHudDisplay) stack.getItem()).displayHud(minecraft, player, stack, blockRayTraceResult, event.getWindow());
                    }
                }
                
                if (blockRayTraceResult.getPos() != null) {
                    Block blockHit = minecraft.world.getBlockState(blockRayTraceResult.getPos()).getBlock();
                    TileEntity tileHit = minecraft.world.getTileEntity(blockRayTraceResult.getPos());
        
                    if (blockHit instanceof IHudDisplay) {
                        ((IHudDisplay) blockHit).displayHud(minecraft, player, stack, blockRayTraceResult, event.getWindow());
                    }
        
                    if (tileHit instanceof TileEntityBase) {
                        TileEntityBase base = (TileEntityBase) tileHit;
                        if (base.isRedstoneToggle()) {
                            String strg = String.format("%s: %s", StringUtil.localize("info." + ActuallyAdditions.MODID + ".redstoneMode.name"), TextFormatting.DARK_RED + StringUtil.localize("info." + ActuallyAdditions.MODID + ".redstoneMode." + (base.isPulseMode ? "pulse" : "deactivation")) + TextFormatting.RESET);
                            font.drawStringWithShadow(strg, event.getWindow().getScaledWidth() / 2 + 5, event.getWindow().getScaledHeight() / 2 + 5, StringUtil.DECIMAL_COLOR_WHITE);
                
                            String expl;
                            if (StackUtil.isValid(stack) && stack.getItem() == ConfigValues.itemRedstoneTorchConfigurator) {
                                expl = TextFormatting.GREEN + StringUtil.localize("info." + ActuallyAdditions.MODID + ".redstoneMode.validItem");
                            } else {
                                expl = TextFormatting.GRAY.toString() + TextFormatting.ITALIC + StringUtil.localizeFormatted("info." + ActuallyAdditions.MODID + ".redstoneMode.invalidItem", StringUtil.localize(ConfigValues.itemRedstoneTorchConfigurator.getTranslationKey() + ".name"));
                            }
                            font.drawStringWithShadow(expl, event.getWindow().getScaledWidth() / 2 + 5, event.getWindow().getScaledHeight() / 2 + 15, StringUtil.DECIMAL_COLOR_WHITE);
                        }
                    }
        
                    if (tileHit instanceof IEnergyDisplay) {
                        IEnergyDisplay display = (IEnergyDisplay) tileHit;
                        if (!display.needsHoldShift() || player.isSneaking()) {
                            if (energyDisplay == null) {
                                energyDisplay = new EnergyDisplay(0, 0, null);
                            }
                            energyDisplay.setData(2, event.getWindow().getScaledHeight() - 96, display.getEnergyStorage(), true, true);
                
                            GlStateManager.pushMatrix();
                            GlStateManager.color4f(1F, 1F, 1F, 1F);
                            energyDisplay.draw();
                            GlStateManager.popMatrix();
                        }
                    }
                }
            }

            
        }
    }

}