Assets updated

Assets/Scripts/Knife.cs

@@ -7,20 +7,28 @@ public class Knife : MonoBehaviour {
     public float speed = 20f;
     public AudioClip hitSound;
     Rigidbody2D knifeRigid;
-    bool moving = true;
+    bool moving = false;
+
+    GameObject spawn;
 
 	// Use this for initialization
 	void Start () 
     {
         // Identify Rigidbody
         knifeRigid = GetComponent<Rigidbody2D>();
+
+        spawn = GameObject.Find("Spawn");
 	}
 
 	// Update is called once per frame
 	void FixedUpdate () 
     {
         if(moving)
             knifeRigid.MovePosition(knifeRigid.position + Vector2.up * speed * Time.deltaTime);
+
+        // Knife start moving after click
+        if (Input.GetMouseButtonDown(0))
+            moving = true;
 	}
 
     void OnTriggerEnter2D(Collider2D collider)
@@ -29,5 +37,9 @@ void OnTriggerEnter2D(Collider2D collider)
         moving = false;
         transform.parent = collider.transform;
         GetComponent<AudioSource>().PlayOneShot(hitSound);
+        spawn.GetComponent<SpawnController>().CreateKnife();
+        collider.GetComponent<Animator>().SetTrigger("Hit");
+        collider.GetComponent<TrunkHealth>().Damage(1);
+        GetComponent<Knife>().enabled = false;
     }
 }

Assets/Scripts/SpawnController.cs

@@ -7,15 +7,21 @@ public class SpawnController : MonoBehaviour {
     public GameObject knife;
 
 	// Use this for initialization
-	void Start () {
-
+	void Start () 
+    {
+        CreateKnife();
 	}
 
 	// Update is called once per frame
 	void Update () 
     {
-        // If left click or touch, create new knife game object
-        if (Input.GetMouseButtonDown(0))
-            Instantiate(knife, transform.position, Quaternion.identity);
+
 	}
+
+    public void CreateKnife()
+    {
+        // Create knife if Trunk is alive!
+        if(GameObject.Find("Trunk").GetComponent<TrunkHealth>().health > 1)
+            Instantiate(knife, transform.position, Quaternion.identity);
+    }
 }

Assets/Scripts/TrunkHealth.cs

@@ -0,0 +1,65 @@
+using System.Collections;
+using System.Collections.Generic;
+using UnityEngine;
+
+using UnityEngine.UI;
+using UnityEngine.SceneManagement;
+
+public class TrunkHealth : MonoBehaviour {
+
+    public int health = 5;
+
+    void Update()
+    {
+
+    }
+
+    // Decrease health
+	public void Damage(int value)
+    {
+        health -= value;
+
+        if (health == 0) // If there is no health
+        {
+            // Deactive Trunk collider
+            GetComponent<CircleCollider2D>().enabled = false;
+
+            // Trunk fragmentation
+            // Fragmention 1
+            transform.GetChild(0).GetComponent<Rigidbody>().isKinematic = false;
+            transform.GetChild(0).GetComponent<Rigidbody>().AddForce(400, 800, 0);
+            transform.GetChild(0).GetComponent<Rigidbody>().AddTorque(100, 100, 100);
+            transform.GetChild(0).parent = null;
+            // Fragmention 2
+            transform.GetChild(0).GetComponent<Rigidbody>().isKinematic = false;
+            transform.GetChild(0).GetComponent<Rigidbody>().AddForce(-400, 800, 0);
+            transform.GetChild(0).GetComponent<Rigidbody>().AddTorque(-100, 100, 100);
+            transform.GetChild(0).parent = null;
+            // Fragmention 3
+            transform.GetChild(0).GetComponent<Rigidbody>().isKinematic = false;
+            transform.GetChild(0).GetComponent<Rigidbody>().AddForce(0, 800, 0);
+            transform.GetChild(0).GetComponent<Rigidbody>().AddTorque(-200, 100, -100);
+            transform.GetChild(0).parent = null;
+
+            while (transform.childCount > 0)
+            {
+                // Knives apart from Trunk
+                transform.GetChild(0).GetComponent<Rigidbody2D>().isKinematic = false;
+                transform.GetChild(0).GetComponent<Rigidbody2D>().AddForce(new Vector2(Random.Range(-400f, 400f), Random.Range(400f, 800f)));
+                transform.GetChild(0).GetComponent<Rigidbody2D>().AddTorque(Random.Range(-400, 400));
+                transform.GetChild(0).parent = null;
+            }
+
+            // Show "YOU WIN!" and go to next level
+            GameObject.Find("TextMessage").GetComponent<Text>().text = "YOU WIN!";
+            StartCoroutine(NextLevel());
+        }
+    }
+
+    IEnumerator NextLevel()
+    {
+        // Go to next level after 2 seconds
+        yield return new WaitForSeconds(2f);
+        SceneManager.LoadScene("Level2");
+    }
+}

Assets/Scripts/TrunkRotate.cs

@@ -4,6 +4,8 @@
 
 public class TrunkRotate : MonoBehaviour {
 
+    public float speed = -1.5f;
+
 	// Use this for initialization
 	void Start () {
 
@@ -13,6 +15,6 @@ public class TrunkRotate : MonoBehaviour {
 	void Update () 
     {
         // Rotate Trunk in Z axis
-        transform.Rotate(new Vector3(0, 0, -1.5f));
+        transform.Rotate(new Vector3(0, 0, speed));
 	}
 }

Assets/TODO.txt

@@ -0,0 +1,5 @@
+TODO...
+
+   1- Add Trunk fragmentation sound
+   2- Add next level sound
+   3- Add game over