toolset introduction

src/main/java/baritone/bot/GameEventHandler.java

@@ -4,7 +4,6 @@ import baritone.bot.behavior.Behavior;
 import baritone.bot.event.IGameEventListener;
 import baritone.bot.event.events.ChatEvent;
 import baritone.bot.event.events.ChunkEvent;
-import baritone.bot.pathing.action.ActionWorldHelper;
 import net.minecraft.client.settings.KeyBinding;
 import org.lwjgl.input.Keyboard;
 
@@ -22,9 +21,6 @@ public final class GameEventHandler implements IGameEventListener {
     @Override
     public final void onTick() {
         dispatch(behavior -> onTick());
-        while (true) {
-            System.out.println(ActionWorldHelper.lavaFlowing);
-        }
     }
 
     @Override

src/main/java/baritone/bot/pathing/action/ActionWorldHelper.java

@@ -1,9 +1,11 @@
 package baritone.bot.pathing.action;
 
 import baritone.bot.utils.BlockStateInterface;
+import baritone.bot.utils.ToolSet;
 import net.minecraft.block.*;
 import net.minecraft.block.state.IBlockState;
 import net.minecraft.client.Minecraft;
+import net.minecraft.init.Blocks;
 import net.minecraft.util.math.BlockPos;
 
 /**
@@ -11,7 +13,7 @@ import net.minecraft.util.math.BlockPos;
  *
  * @author leijurv
  */
-public interface ActionWorldHelper {
+public interface ActionWorldHelper extends ActionCosts {
     Block waterFlowing = Block.getBlockById(8);
     Block waterStill = Block.getBlockById(9);
     Block lavaFlowing = Block.getBlockById(10);
@@ -116,4 +118,22 @@ public interface ActionWorldHelper {
         }
         return state.isBlockNormalCube() && !isLava(block);
     }
+
+    static boolean canFall(BlockPos pos) {
+        return BlockStateInterface.get(pos).getBlock() instanceof BlockFalling;
+    }
+
+    static double getHardness(ToolSet ts, IBlockState block, BlockPos position) {
+        if (!block.equals(Blocks.AIR) && !canWalkThrough(position)) {
+            if (avoidBreaking(position)) {
+                return COST_INF;
+            }
+            //if (!Baritone.allowBreakOrPlace) {
+            //    return COST_INF;
+            //}
+            double m = Block.getBlockFromName("minecraft:crafting_table").equals(block) ? 10 : 1;
+            return m / ts.getStrVsBlock(block, position) + BREAK_ONE_BLOCK_ADD;
+        }
+        return 0;
+    }
 }

src/main/java/baritone/bot/utils/ToolSet.java

@@ -1,7 +1,5 @@
-package baritone.util;
+package baritone.bot.utils;
 
-import java.util.ArrayList;
-import java.util.HashMap;
 import net.minecraft.block.Block;
 import net.minecraft.block.state.IBlockState;
 import net.minecraft.client.Minecraft;
@@ -13,37 +11,59 @@ import net.minecraft.item.ItemTool;
 import net.minecraft.util.NonNullList;
 import net.minecraft.util.math.BlockPos;
 
+import java.util.ArrayList;
+import java.util.HashMap;
+import java.util.List;
+import java.util.Map;
+
 /**
+ * A cached list of the best tools on the hotbar for any block
  *
  * @author avecowa
  */
 public class ToolSet {
 
-    public ArrayList<ItemTool> tools;
-    public ArrayList<Byte> slots;
-    public HashMap<Block, Byte> cache = new HashMap<Block, Byte>();
-
-    public ToolSet(ArrayList<ItemTool> tools, ArrayList<Byte> slots) {
-        this.tools = tools;
-        this.slots = slots;
-    }
+    /**
+     * A list of tools on the hotbar that should be considered.
+     * Note that if there are no tools on the hotbar this list will still have one (null) entry.
+     */
+    List<ItemTool> tools;
+    /**
+     * A mapping from the tools array to what hotbar slots the tool is actually in.
+     * tools.get(i) will be on your hotbar in slot slots.get(i)
+     */
+    List<Byte> slots;
+    /**
+     * A mapping from a block to which tool index is best for it.
+     * The values in this map are *not* hotbar slots indexes, they need to be looked up in slots
+     * in order to be converted into hotbar slots.
+     */
+    Map<Block, Byte> cache = new HashMap<>();
 
+    /**
+     * Create a toolset from the current player's inventory (but don't calculate any hardness values just yet)
+     */
     public ToolSet() {
         EntityPlayerSP p = Minecraft.getMinecraft().player;
         NonNullList<ItemStack> inv = p.inventory.mainInventory;
-        tools = new ArrayList<ItemTool>();
-        slots = new ArrayList<Byte>();
-        //Out.log("inv: " + Arrays.toString(inv));
+        tools = new ArrayList<>();
+        slots = new ArrayList<>();
         boolean fnull = false;
         for (byte i = 0; i < 9; i++) {
             if (!fnull || ((!(inv.get(i).getItem() instanceof ItemAir)) && inv.get(i).getItem() instanceof ItemTool)) {
-                tools.add((!(inv.get(i).getItem() instanceof ItemAir)) ? (ItemTool) inv.get(i).getItem() : null);
+                tools.add(inv.get(i).getItem() instanceof ItemTool ? (ItemTool) inv.get(i).getItem() : null);
                 slots.add(i);
                 fnull |= (inv.get(i).getItem() instanceof ItemAir) || (!inv.get(i).getItem().isDamageable());
             }
         }
     }
 
+    /**
+     * A caching wrapper around getBestToolIndex
+     *
+     * @param b the blockstate to be mined
+     * @return get which tool on the hotbar is best for mining it
+     */
     public Item getBestTool(IBlockState b) {
         if (cache.get(b.getBlock()) != null) {
             return tools.get(cache.get(b.getBlock()));
@@ -51,29 +71,36 @@ public class ToolSet {
         return tools.get(getBestToolIndex(b));
     }
 
+    /**
+     * Calculate which tool on the hotbar is best for mining
+     *
+     * @param b the blockstate to be mined
+     * @return a byte indicating the index in the tools array that worked best
+     */
     private byte getBestToolIndex(IBlockState b) {
         byte best = 0;
-        //Out.log("best: " + best);
         float value = -1;
         for (byte i = 0; i < tools.size(); i++) {
             Item item = tools.get(i);
             if (item == null) {
                 item = Item.getByNameOrId("minecraft:apple");
             }
-            //Out.log(inv[i]);
-
             float v = item.getDestroySpeed(new ItemStack(item), b);
-            //Out.log("v: " + v);
             if (v < value || value == -1) {
                 value = v;
                 best = i;
             }
         }
-        //Out.log("best: " + best);
         cache.put(b.getBlock(), best);
         return best;
     }
 
+    /**
+     * Get which hotbar slot should be selected for fastest mining
+     *
+     * @param b the blockstate to be mined
+     * @return a byte indicating which hotbar slot worked best
+     */
     public byte getBestSlot(IBlockState b) {
         if (cache.get(b.getBlock()) != null) {
             return slots.get(cache.get(b.getBlock()));
@@ -81,6 +108,13 @@ public class ToolSet {
         return slots.get(getBestToolIndex(b));
     }
 
+    /**
+     * Using the best tool on the hotbar, how long would it take to mine this block
+     *
+     * @param b   the blockstate to be mined
+     * @param pos the blockpos to be mined
+     * @return how long it would take in ticks
+     */
     public double getStrVsBlock(IBlockState b, BlockPos pos) {
         Item item = this.getBestTool(b);
         if (item == null) {
@@ -90,6 +124,13 @@ public class ToolSet {
         return f < 0.0F ? 0.0F : (!canHarvest(b, item) ? item.getDestroySpeed(new ItemStack(item), b) / f / 100.0F : item.getDestroySpeed(new ItemStack(item), b) / f / 30.0F);
     }
 
+    /**
+     * Whether a tool can be efficiently used against a block
+     *
+     * @param blockIn the blockstate to be mined
+     * @param item    the tool to be used
+     * @return whether or not this tool would help
+     */
     public boolean canHarvest(IBlockState blockIn, Item item) {
         if (blockIn.getMaterial().isToolNotRequired()) {
             return true;