Update the way lenses work for what's coming up

src/main/java/de/ellpeck/actuallyadditions/api/ActuallyAdditionsAPI.java

@@ -30,7 +30,8 @@ public final class ActuallyAdditionsAPI{
 
     public static final String MOD_ID = "actuallyadditions";
     public static final String API_ID = MOD_ID+"api";
-    public static final String API_VERSION = "17";
+    public static final String API_VERSION = "18";
+
     public static final List<CrusherRecipe> CRUSHER_RECIPES = new ArrayList<CrusherRecipe>();
     public static final List<BallOfFurReturn> BALL_OF_FUR_RETURN_ITEMS = new ArrayList<BallOfFurReturn>();
     public static final List<TreasureChestLoot> TREASURE_CHEST_LOOT = new ArrayList<TreasureChestLoot>();

src/main/java/de/ellpeck/actuallyadditions/api/lens/Lens.java

@@ -13,6 +13,7 @@ package de.ellpeck.actuallyadditions.api.lens;
 import de.ellpeck.actuallyadditions.api.internal.IAtomicReconstructor;
 import net.minecraft.block.state.IBlockState;
 import net.minecraft.item.Item;
+import net.minecraft.util.EnumFacing;
 import net.minecraft.util.math.BlockPos;
 
 /**
@@ -50,4 +51,11 @@ public abstract class Lens{
     public void setLensItem(Item item){
         this.lensItem = item;
     }
+
+    /**
+     * @return If the lens can be invoked at the current time
+     */
+    public boolean canInvoke(IAtomicReconstructor tile, EnumFacing sideToShootTo, int energyUsePerShot){
+        return true;
+    }
 }

src/main/java/de/ellpeck/actuallyadditions/api/lens/LensConversion.java

@@ -14,6 +14,7 @@ package de.ellpeck.actuallyadditions.api.lens;
 import de.ellpeck.actuallyadditions.api.ActuallyAdditionsAPI;
 import de.ellpeck.actuallyadditions.api.internal.IAtomicReconstructor;
 import net.minecraft.block.state.IBlockState;
+import net.minecraft.util.EnumFacing;
 import net.minecraft.util.math.BlockPos;
 
 /**

src/main/java/de/ellpeck/actuallyadditions/mod/items/lens/LensColor.java

@@ -22,6 +22,7 @@ import net.minecraft.entity.item.EntityItem;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemBlock;
 import net.minecraft.item.ItemStack;
+import net.minecraft.util.EnumFacing;
 import net.minecraft.util.math.AxisAlignedBB;
 import net.minecraft.util.math.BlockPos;
 
@@ -106,4 +107,9 @@ public class LensColor extends Lens{
     public int getDistance(){
         return 10;
     }
+
+    @Override
+    public boolean canInvoke(IAtomicReconstructor tile, EnumFacing sideToShootTo, int energyUsePerShot){
+        return tile.getEnergy()-energyUsePerShot >= ENERGY_USE;
+    }
 }

src/main/java/de/ellpeck/actuallyadditions/mod/items/lens/LensDeath.java

@@ -15,6 +15,7 @@ import de.ellpeck.actuallyadditions.api.lens.Lens;
 import de.ellpeck.actuallyadditions.mod.misc.DamageSources;
 import net.minecraft.block.state.IBlockState;
 import net.minecraft.entity.EntityLivingBase;
+import net.minecraft.util.EnumFacing;
 import net.minecraft.util.math.AxisAlignedBB;
 import net.minecraft.util.math.BlockPos;
 

src/main/java/de/ellpeck/actuallyadditions/mod/items/lens/LensDetonation.java

@@ -13,17 +13,19 @@ package de.ellpeck.actuallyadditions.mod.items.lens;
 import de.ellpeck.actuallyadditions.api.internal.IAtomicReconstructor;
 import de.ellpeck.actuallyadditions.api.lens.Lens;
 import net.minecraft.block.state.IBlockState;
+import net.minecraft.util.EnumFacing;
 import net.minecraft.util.math.BlockPos;
 
 public class LensDetonation extends Lens{
 
+    private static final int ENERGY_USE = 250000;
+
     @Override
     public boolean invoke(IBlockState state, BlockPos hitBlock, IAtomicReconstructor tile){
         if(hitBlock != null && !state.getBlock().isAir(state, tile.getWorldObject(), hitBlock)){
-            int use = 250000;
+            if(tile.getEnergy() >= ENERGY_USE){
-            if(tile.getEnergy() >= use){
                 tile.getWorldObject().newExplosion(null, hitBlock.getX()+0.5, hitBlock.getY()+0.5, hitBlock.getZ()+0.5, 10F, true, true);
-                tile.extractEnergy(use);
+                tile.extractEnergy(ENERGY_USE);
             }
             return true;
         }
@@ -39,4 +41,9 @@ public class LensDetonation extends Lens{
     public int getDistance(){
         return 30;
     }
+
+    @Override
+    public boolean canInvoke(IAtomicReconstructor tile, EnumFacing sideToShootTo, int energyUsePerShot){
+        return tile.getEnergy()-energyUsePerShot >= ENERGY_USE;
+    }
 }

src/main/java/de/ellpeck/actuallyadditions/mod/items/lens/LensDisruption.java

@@ -21,6 +21,7 @@ import net.minecraft.entity.item.EntityItem;
 import net.minecraft.item.Item;
 import net.minecraft.item.ItemStack;
 import net.minecraft.nbt.NBTTagCompound;
+import net.minecraft.util.EnumFacing;
 import net.minecraft.util.math.AxisAlignedBB;
 import net.minecraft.util.math.BlockPos;
 
@@ -28,10 +29,11 @@ import java.util.ArrayList;
 
 public class LensDisruption extends Lens{
 
+    private static final int ENERGY_USE = 150000;
+
     @Override
     public boolean invoke(IBlockState hitState, BlockPos hitBlock, IAtomicReconstructor tile){
-        int energyUse = 150000;
+        if(tile.getEnergy() >= ENERGY_USE && hitBlock != null && !hitState.getBlock().isAir(hitState, tile.getWorldObject(), hitBlock)){
-        if(tile.getEnergy() >= energyUse && hitBlock != null && !hitState.getBlock().isAir(hitState, tile.getWorldObject(), hitBlock)){
             int range = 2;
             ArrayList<EntityItem> items = (ArrayList<EntityItem>)tile.getWorldObject().getEntitiesWithinAABB(EntityItem.class, new AxisAlignedBB(hitBlock.getX()-range, hitBlock.getY()-range, hitBlock.getZ()-range, hitBlock.getX()+range, hitBlock.getY()+range, hitBlock.getZ()+range));
             for(EntityItem item : items){
@@ -62,7 +64,7 @@ public class LensDisruption extends Lens{
                         EntityItem newItem = new EntityItem(tile.getWorldObject(), item.posX, item.posY, item.posZ, newStack);
                         tile.getWorldObject().spawnEntityInWorld(newItem);
 
-                        tile.extractEnergy(energyUse);
+                        tile.extractEnergy(ENERGY_USE);
                     }
                 }
             }
@@ -80,4 +82,9 @@ public class LensDisruption extends Lens{
     public int getDistance(){
         return 3;
     }
+
+    @Override
+    public boolean canInvoke(IAtomicReconstructor tile, EnumFacing sideToShootTo, int energyUsePerShot){
+        return tile.getEnergy()-energyUsePerShot >= ENERGY_USE;
+    }
 }

src/main/java/de/ellpeck/actuallyadditions/mod/tile/TileEntityAtomicReconstructor.java

@@ -101,21 +101,20 @@ public class TileEntityAtomicReconstructor extends TileEntityInventoryBase imple
         if(this.storage.getEnergyStored() >= ENERGY_USE){
             IBlockState state = this.worldObj.getBlockState(this.pos);
             EnumFacing sideToManipulate = WorldUtil.getDirectionByPistonRotation(state.getBlock().getMetaFromState(state));
-            //Extract energy for shooting the laser itself too!
-            this.storage.extractEnergy(ENERGY_USE, false);
-
             //The Lens the Reconstructor currently has installed
             Lens currentLens = this.getLens();
-            int distance = currentLens.getDistance();
+            if(currentLens.canInvoke(this, sideToManipulate, ENERGY_USE)){
-            for(int i = 0; i < distance; i++){
+                //Extract energy for shooting the laser itself too!
-                BlockPos hitBlock = this.pos.offset(sideToManipulate, i+1);
+                this.storage.extractEnergy(ENERGY_USE, false);
 
-                if(currentLens.invoke(this.worldObj.getBlockState(hitBlock), hitBlock, this)){
+                int distance = currentLens.getDistance();
-                    shootLaser(this.worldObj, this.getX(), this.getY(), this.getZ(), hitBlock.getX(), hitBlock.getY(), hitBlock.getZ(), currentLens);
+                for(int i = 0; i < distance; i++){
-                    break;
+                    BlockPos hitBlock = this.pos.offset(sideToManipulate, i+1);
-                }
+
-                else if(i >= distance-1){
+                    if(currentLens.invoke(this.worldObj.getBlockState(hitBlock), hitBlock, this) || i >= distance-1){
-                    shootLaser(this.worldObj, this.getX(), this.getY(), this.getZ(), hitBlock.getX(), hitBlock.getY(), hitBlock.getZ(), currentLens);
+                        shootLaser(this.worldObj, this.getX(), this.getY(), this.getZ(), hitBlock.getX(), hitBlock.getY(), hitBlock.getZ(), currentLens);
+                        break;
+                    }
                 }
             }
         }