ActuallyAdditions/src/main/java/de/ellpeck/actuallyadditions/mod/items/ItemBooklet.java

package de.ellpeck.actuallyadditions.mod.items;

import java.util.List;

import javax.annotation.Nullable;

import de.ellpeck.actuallyadditions.api.booklet.IBookletPage;
import de.ellpeck.actuallyadditions.mod.ActuallyAdditions;
import de.ellpeck.actuallyadditions.mod.blocks.IHudDisplay;
import de.ellpeck.actuallyadditions.mod.booklet.misc.BookletUtils;
import de.ellpeck.actuallyadditions.mod.inventory.GuiHandler;
import de.ellpeck.actuallyadditions.mod.items.base.ItemBase;
import de.ellpeck.actuallyadditions.mod.util.AssetUtil;
import de.ellpeck.actuallyadditions.mod.util.StackUtil;
import de.ellpeck.actuallyadditions.mod.util.StringUtil;
import net.minecraft.block.Block;
import net.minecraft.block.state.IBlockState;
import net.minecraft.client.Minecraft;
import net.minecraft.client.gui.ScaledResolution;
import net.minecraft.client.util.ITooltipFlag;
import net.minecraft.entity.player.EntityPlayer;
import net.minecraft.item.EnumRarity;
import net.minecraft.item.ItemStack;
import net.minecraft.util.ActionResult;
import net.minecraft.util.EnumActionResult;
import net.minecraft.util.EnumFacing;
import net.minecraft.util.EnumHand;
import net.minecraft.util.math.BlockPos;
import net.minecraft.util.math.RayTraceResult;
import net.minecraft.util.text.TextFormatting;
import net.minecraft.world.World;
import net.minecraftforge.fml.relauncher.Side;
import net.minecraftforge.fml.relauncher.SideOnly;

public class ItemBooklet extends ItemBase implements IHudDisplay {

    @SideOnly(Side.CLIENT)
    public static IBookletPage forcedPage;

    public ItemBooklet(String name) {
        super(name);
        this.setMaxStackSize(1);
        this.setMaxDamage(0);
    }

    @Override
    public EnumActionResult onItemUse(EntityPlayer player, World world, BlockPos pos, EnumHand hand, EnumFacing face, float hitX, float hitY, float hitZ) {
        if (player.isSneaking()) {
            IBlockState state = world.getBlockState(pos);
            Block block = state.getBlock();
            ItemStack blockStack = new ItemStack(block, 1, block.damageDropped(state));
            IBookletPage page = BookletUtils.findFirstPageForStack(blockStack);
            if (page != null) {
                if (world.isRemote) {
                    forcedPage = page;
                }
                this.onItemRightClick(world, player, hand);
                return EnumActionResult.SUCCESS;
            }
        }
        return EnumActionResult.FAIL;
    }

    @Override
    public ActionResult<ItemStack> onItemRightClick(World world, EntityPlayer player, EnumHand hand) {
        player.openGui(ActuallyAdditions.INSTANCE, GuiHandler.GuiTypes.BOOK.ordinal(), world, (int) player.posX, (int) player.posY, (int) player.posZ);

        if (!world.isRemote) {
            //TheAchievements.OPEN_BOOKLET.get(player);
            //TheAchievements.OPEN_BOOKLET_MILESTONE.get(player);
        }
        return new ActionResult<>(EnumActionResult.SUCCESS, player.getHeldItem(hand));
    }

    @Override
    public void addInformation(ItemStack stack, @Nullable World playerIn, List<String> tooltip, ITooltipFlag advanced) {
        tooltip.add(StringUtil.localize("tooltip." + ActuallyAdditions.MODID + "." + this.getBaseName() + ".desc"));

        for (int i = 1; i <= 4; i++) {
            String format = i == 4 ? TextFormatting.GOLD.toString() + TextFormatting.ITALIC : TextFormatting.RESET.toString();
            tooltip.add(format + StringUtil.localize("tooltip." + ActuallyAdditions.MODID + "." + this.getBaseName() + ".sub." + i));
        }
    }

    @Override
    public EnumRarity getRarity(ItemStack stack) {
        return EnumRarity.EPIC;
    }

    @Override
    @SideOnly(Side.CLIENT)
    public void displayHud(Minecraft minecraft, EntityPlayer player, ItemStack stack, RayTraceResult posHit, ScaledResolution resolution) {
        if (posHit != null && posHit.getBlockPos() != null) {
            IBlockState state = minecraft.world.getBlockState(posHit.getBlockPos());
            Block block = state.getBlock();
            if (block != null && !block.isAir(minecraft.world.getBlockState(posHit.getBlockPos()), minecraft.world, posHit.getBlockPos())) {
                ItemStack blockStack = new ItemStack(block, 1, block.getMetaFromState(state));
                int height = resolution.getScaledHeight() / 5 * 3;
                if (player.isSneaking()) {
                    IBookletPage page = BookletUtils.findFirstPageForStack(blockStack);
                    if (page != null) {
                        String strg1 = page.getChapter().getLocalizedName();
                        String strg2 = StringUtil.localize("info." + ActuallyAdditions.MODID + ".booklet.hudDisplay.page") + " " + (page.getChapter().getPageIndex(page) + 1);
                        String strg3 = StringUtil.localize("info." + ActuallyAdditions.MODID + ".booklet.hudDisplay.open");

                        AssetUtil.renderStackToGui(StackUtil.isValid(page.getChapter().getDisplayItemStack()) ? page.getChapter().getDisplayItemStack() : new ItemStack(InitItems.itemBooklet), resolution.getScaledWidth() / 2 - 10, height + 41, 1F);
                        minecraft.fontRenderer.drawStringWithShadow(TextFormatting.YELLOW + "" + TextFormatting.ITALIC + strg1, resolution.getScaledWidth() / 2 - minecraft.fontRenderer.getStringWidth(strg1) / 2, height + 20, StringUtil.DECIMAL_COLOR_WHITE);
                        minecraft.fontRenderer.drawStringWithShadow(TextFormatting.YELLOW + "" + TextFormatting.ITALIC + strg2, resolution.getScaledWidth() / 2 - minecraft.fontRenderer.getStringWidth(strg2) / 2, height + 30, StringUtil.DECIMAL_COLOR_WHITE);
                        minecraft.fontRenderer.drawStringWithShadow(TextFormatting.GOLD + strg3, resolution.getScaledWidth() / 2 - minecraft.fontRenderer.getStringWidth(strg3) / 2, height + 60, StringUtil.DECIMAL_COLOR_WHITE);
                    } else {
                        String strg1 = TextFormatting.DARK_RED + StringUtil.localize("info." + ActuallyAdditions.MODID + ".booklet.hudDisplay.noInfo");
                        String strg2 = TextFormatting.DARK_GREEN + "" + TextFormatting.ITALIC + StringUtil.localize("info." + ActuallyAdditions.MODID + ".booklet.hudDisplay.noInfo.desc.1");
                        String strg3 = TextFormatting.DARK_GREEN + "" + TextFormatting.ITALIC + StringUtil.localize("info." + ActuallyAdditions.MODID + ".booklet.hudDisplay.noInfo.desc.2");

                        minecraft.fontRenderer.drawStringWithShadow(strg1, resolution.getScaledWidth() / 2 - minecraft.fontRenderer.getStringWidth(strg1) / 2, height + 30, StringUtil.DECIMAL_COLOR_WHITE);
                        minecraft.fontRenderer.drawStringWithShadow(strg2, resolution.getScaledWidth() / 2 - minecraft.fontRenderer.getStringWidth(strg2) / 2, height + 50, StringUtil.DECIMAL_COLOR_WHITE);
                        minecraft.fontRenderer.drawStringWithShadow(strg3, resolution.getScaledWidth() / 2 - minecraft.fontRenderer.getStringWidth(strg3) / 2, height + 60, StringUtil.DECIMAL_COLOR_WHITE);
                    }
                }
            }
        }
    }
}