Rewrite Meteor system to be fully json (#914)

Also cleans up some other JSON stuff

src/main/java/WayofTime/bloodmagic/meteor/Meteor.java

@@ -0,0 +1,87 @@
+package WayofTime.bloodmagic.meteor;
+
+import java.util.List;
+import java.util.Random;
+
+import lombok.Getter;
+import lombok.Setter;
+import net.minecraft.block.state.IBlockState;
+import net.minecraft.item.ItemStack;
+import net.minecraft.util.math.BlockPos;
+import net.minecraft.world.World;
+import WayofTime.bloodmagic.util.Utils;
+
+@Getter
+public class Meteor
+{
+    private static final Random RAND = new Random();
+
+    private final ItemStack catalystStack;
+    private final List<MeteorComponent> components;
+    private final float explosionStrength;
+    private final int radius;
+    private final int maxWeight;
+
+    @Setter
+    public int version;
+
+    public Meteor(ItemStack catalystStack, List<MeteorComponent> components, float explosionStrength, int radius, int maxWeight)
+    {
+        this.catalystStack = catalystStack;
+        this.components = components;
+        this.explosionStrength = explosionStrength;
+        this.radius = radius;
+        this.maxWeight = maxWeight;
+    }
+
+    public void generateMeteor(World world, BlockPos pos, IBlockState fillerBlock)
+    {
+        world.newExplosion(null, pos.getX(), pos.getY(), pos.getZ(), explosionStrength, true, true);
+
+        for (int i = -getRadius(); i <= getRadius(); i++)
+        {
+            for (int j = -getRadius(); j <= getRadius(); j++)
+            {
+                for (int k = -getRadius(); k <= getRadius(); k++)
+                {
+                    if (i * i + j * j + k * k > (getRadius() + 0.5) * (getRadius() + 0.5))
+                    {
+                        continue;
+                    }
+
+                    BlockPos newPos = pos.add(i, j, k);
+                    IBlockState state = world.getBlockState(newPos);
+
+                    if (world.isAirBlock(newPos) || Utils.isBlockLiquid(state))
+                    {
+                        IBlockState placedState = getRandomOreFromComponents(fillerBlock);
+                        world.setBlockState(newPos, placedState);
+                    }
+                }
+            }
+        }
+    }
+
+    public IBlockState getRandomOreFromComponents(IBlockState fillerBlock)
+    {
+        int goal = RAND.nextInt(getMaxWeight());
+
+        for (MeteorComponent component : getComponents())
+        {
+            goal -= component.getWeight();
+            if (goal < 0)
+            {
+                IBlockState state = component.getStateFromOre();
+                if (state != null)
+                {
+                    return state;
+                } else
+                {
+                    return fillerBlock;
+                }
+            }
+        }
+
+        return fillerBlock;
+    }
+}