flame crab

Assets/scene/cburchetTesting.unity.meta

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Assets/script/FlameCrab.cs

+using UnityEngine;
+using System.Collections;
+
+public class FlameCrab : MonoBehaviour {
+
+    public float moveDelay = 5f;
+    public float speed = 5f;
+    public float health = 10f;
+
+    float nextMove = 0f;
+    Vector3 targetLocation = -Vector3.up;
+    Rigidbody2D body;
+
+	// Use this for initialization
+	void Start () {
+        body = GetComponent<Rigidbody2D>();
+	}
+	
+	// Update is called once per frame
+	void Update () {
+	    if (nextMove < Time.time)
+        {
+            if (targetLocation != -Vector3.up)
+            {
+                if ((transform.position - targetLocation).sqrMagnitude > .15f)
+                {
+                    Move();
+                }
+                else
+                {
+                    nextMove = Time.time + moveDelay;
+                    targetLocation = -Vector3.up;
+                }
+            }
+            else
+            {
+                //find new target location to right or left of enemy
+                int spacesToMove = Random.Range(-5, 6);
+                RaycastHit2D hit = Physics2D.Raycast(transform.position, transform.right, spacesToMove, 1);
+                if (hit.collider)
+                {
+                    targetLocation = hit.point;
+                }
+                else
+                {
+                    targetLocation = transform.position + (transform.right * spacesToMove);
+                }
+                
+            }
+        }
+	}
+
+    void Move()
+    {
+        Vector3 dir = targetLocation - transform.position;
+        body.transform.Translate(dir.normalized * speed * Time.deltaTime);
+    }
+}

Assets/script/FlameCrab.cs.meta

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