From 3d59441ad5739d8833820d4a8e602858e422ebd7 Mon Sep 17 00:00:00 2001
From: vylion <volfaria@gmail.com>
Date: Sun, 30 Oct 2016 19:10:45 +0100
Subject: [PATCH] added attack range check

---
 Assets/InputManagerScript.cs |  8 ++++++--
 Assets/TurnManagerScript.cs  | 13 +++++++++++++
 2 files changed, 19 insertions(+), 2 deletions(-)

diff --git a/Assets/InputManagerScript.cs b/Assets/InputManagerScript.cs
index 23e0655..b6b8ec0 100644
--- a/Assets/InputManagerScript.cs
+++ b/Assets/InputManagerScript.cs
@@ -122,8 +122,12 @@ public class InputManagerScript : MonoBehaviour {
 				Vector3 tpos = cursor.transform.position;
 				switch (actionOption) {
 				case 0:
-					tmss.attackTo (gosel, (int)tpos.z, (int)tpos.x);
-					changeCursorColor (Color.cyan);
+					if (tmss.canAttackTo (gosel, (int)tpos.z, (int)tpos.x)) {
+						tmss.attackTo (gosel, (int)tpos.z, (int)tpos.x);
+						changeCursorColor (Color.cyan);
+					} else {
+						changeCursorColor (Color.red);
+					}
 					break;
 				case 1:
 					if (tmss.canMoveTo (gosel, (int)tpos.z, (int)tpos.x)) {
diff --git a/Assets/TurnManagerScript.cs b/Assets/TurnManagerScript.cs
index ae3447f..bb3cbdf 100644
--- a/Assets/TurnManagerScript.cs
+++ b/Assets/TurnManagerScript.cs
@@ -96,6 +96,19 @@ public class TurnManagerScript : MonoBehaviour {
 		ub.stopMoveAct ();
 	}
 
+	public bool canAttackTo(GameObject go, int i, int j) {
+		UnitBehaviour ub = go.GetComponent<UnitBehaviour> ();
+		int ra = ub.remainingActions;
+		int pi = (int)go.transform.position.z;
+		int pj = (int)go.transform.position.x;
+		Vector2 diff = new Vector2(Math.Abs(pi - i), Math.Abs(pj - j));
+
+		if ((diff.x+diff.y) < ub.attackRange && ra > 0 && terrain [j, i] == 0)
+			return true;
+		else
+			return false;
+	}
+
 	public void attackTo(GameObject go, int i, int j) {
 		int area = go.GetComponent<UnitBehaviour> ().attackArea;