Better bot creation, faceLocation() improved, Mojang API fetching cache added.

src/main/java/net/nuggetmc/ai/utils/MathUtils.java

@@ -0,0 +1,30 @@
+package net.nuggetmc.ai.utils;
+
+import org.bukkit.util.NumberConversions;
+import org.bukkit.util.Vector;
+
+public class MathUtils {
+
+    public static float[] fetchYawPitch(Vector dir) {
+        double x = dir.getX();
+        double z = dir.getZ();
+
+        float[] out = new float[2];
+
+        if (x == 0.0D && z == 0.0D) {
+            out[1] = (float) (dir.getY() > 0.0D ? -90 : 90);
+        }
+
+        else {
+            double theta = Math.atan2(-x, z);
+            out[0] = (float) Math.toDegrees((theta + 6.283185307179586D) % 6.283185307179586D);
+
+            double x2 = NumberConversions.square(x);
+            double z2 = NumberConversions.square(z);
+            double xz = Math.sqrt(x2 + z2);
+            out[1] = (float) Math.toDegrees(Math.atan(-dir.getY() / xz));
+        }
+
+        return out;
+    }
+}