TinkersConstruct/src/main/java/tconstruct/modifiers/tools/ModBlaze.java

package tconstruct.modifiers.tools;

import java.util.Arrays;
import java.util.List;

import net.minecraft.item.ItemStack;
import net.minecraft.nbt.NBTTagCompound;
import tconstruct.library.tools.ToolCore;
import net.minecraft.util.StatCollector;

public class ModBlaze extends ToolModTypeFilter
{
    String tooltipName;
    int max;

    public ModBlaze(int effect, ItemStack[] items, int[] values)
    {
        super(effect, "Blaze", items, values);
        tooltipName = "\u00a76" + StatCollector.translateToLocal("modifier.tool.blaze");
        max = 25;
    }

    @Override
    protected boolean canModify (ItemStack tool, ItemStack[] input)
    {
        ToolCore toolItem = (ToolCore) tool.getItem();
        if (!validType(toolItem))
            return false;

        NBTTagCompound tags = tool.getTagCompound().getCompoundTag("InfiTool");
        if (!tags.hasKey(key))
            return tags.getInteger("Modifiers") > 0;

        int keyPair[] = tags.getIntArray(key);
        if (keyPair[0] + matchingAmount(input) <= keyPair[1])
            return true;

        else if (keyPair[0] == keyPair[1])
            return tags.getInteger("Modifiers") > 0;

        else
            return false;
    }

    @Override
    public void modify (ItemStack[] input, ItemStack tool)
    {
        NBTTagCompound tags = tool.getTagCompound().getCompoundTag("InfiTool");
        int increase = matchingAmount(input);
        if (tags.hasKey(key))
        {
            int[] keyPair = tags.getIntArray(key);
            if (keyPair[0] == max)
            {
                keyPair[0] += increase;
                keyPair[1] += max;
                tags.setIntArray(key, keyPair);

                int modifiers = tags.getInteger("Modifiers");
                modifiers -= 1;
                tags.setInteger("Modifiers", modifiers);
            }
            else
            {
                keyPair[0] += increase;
                tags.setIntArray(key, keyPair);
            }
            updateModTag(tool, keyPair);
        }
        else
        {
            int modifiers = tags.getInteger("Modifiers");
            modifiers -= 1;
            tags.setInteger("Modifiers", modifiers);
            String modName = "\u00a76Blaze (" + increase + "/" + max + ")";
            int tooltipIndex = addToolTip(tool, tooltipName, modName);
            int[] keyPair = new int[] { increase, max, tooltipIndex };
            tags.setIntArray(key, keyPair);
        }

        int fiery = tags.getInteger("Fiery");
        fiery += (increase);
        tags.setInteger("Fiery", fiery);

    }

    void updateModTag (ItemStack tool, int[] keys)
    {
        NBTTagCompound tags = tool.getTagCompound().getCompoundTag("InfiTool");
        String tip = "ModifierTip" + keys[2];
        String modName = "\u00a76Blaze (" + keys[0] + "/" + keys[1] + ")";
        tags.setString(tip, modName);
    }

    @Override
    public boolean validType (ToolCore tool)
    {
        List list = Arrays.asList(tool.toolCategories());
        return list.contains("melee") || list.contains("ammo");
    }
}