*

Assets/Scripts/Explosive.cs

@@ -0,0 +1,83 @@
+using UnityEngine;
+using System.Collections;
+using System.Linq;
+
+public enum ExplosiveState{
+	Idle,
+	Countdown,
+	Explode,
+	Exploded
+}
+
+public class Explosive : MonoBehaviour {
+
+	public float explosionRadius = 1.0f;
+	public float explosionForce = 100;
+	private PlayerSensor _sensor;
+	public float detonateDistance = 1.0f;
+	private AudioSource _audio;
+	public GameObject[] createOnExplosion;
+	public bool destroySelf = true;
+	public float hitPoints = 100;
+
+
+	public void Explode(){
+
+		var targets = Physics2D.OverlapCircleAll(transform.position, explosionRadius);
+		targets = targets.Where(v => v.attachedRigidbody != null).ToArray();
+
+		var rb = targets.Select(v => v.attachedRigidbody).Distinct();
+
+		foreach(var t in rb){
+			var v = (Vector2)(t.transform.position - transform.position);
+			var forceVector = v.normalized;
+			float k = 1.0f - Mathf.Clamp01(v.magnitude / explosionRadius);
+			float forceMagnitude = k * explosionForce;
+			t.AddForce(forceVector * forceMagnitude);
+
+			float resultP = k * hitPoints;
+			var health= t.gameObject.GetComponent<Health>();
+			if(health != null){
+				Debug.Log("Apply damage: " + resultP);
+			health.ApplyDamage(resultP);
+			}
+
+		}
+
+		foreach(var g in createOnExplosion){
+			if(g != null){
+				var instance = Instantiate(g);
+				instance.transform.position = transform.position;
+			}
+		}
+
+
+
+		if(destroySelf){
+			Destroy(gameObject);
+		}
+	}
+	
+	void Start () {
+		_sensor = GetComponentInChildren<PlayerSensor>();
+		_sensor.PlayerEnter += HandlePlayerEnter;
+		_audio = GetComponent<AudioSource>();
+	}
+
+	void HandlePlayerEnter (PlayerSensor sensor, GameObject player)
+	{
+
+		//Explode();
+	}
+
+	void Update () {
+		if(Input.GetKeyDown(KeyCode.R)){
+			Explode();
+		}
+	}
+
+	void OnDrawGizmosSelected(){
+		AdvancedGizmo.DrawCircle(transform.position, Vector3.forward, explosionRadius, Color.red, 36);
+		AdvancedGizmo.DrawCircle(transform.position, Vector3.forward, detonateDistance, Color.blue, 36);
+	}
+}