OccupyController2.cs

using System.Collections;
using System.Collections.Generic;
using UnityEngine;
using UnityEngine.UI;

public class OccupyController2 : MonoBehaviour {
	[SerializeField]
	List<GameObject> soldierList1 = new List<GameObject>();
	[SerializeField]
	List<GameObject> soldierList2 = new List<GameObject>();
	[SerializeField]
	float occupyGauge = 0;
	[SerializeField]
	int occupyState = 0;
	[SerializeField]
	ParticleSystem occupyParticle;
	[SerializeField]
	Slider occupySlider;
	[SerializeField]
	Image occupyFill;
	[SerializeField]
	bool stopOccupy = false;
	[SerializeField]
	int OccupySpeed =30;
	// Use this for initialization
	void Start () {
		
	}
	
	// Update is called once per frame
	void Update () {
		
	}
	void OnTriggerEnter(Collider other){
		if (other.gameObject.CompareTag ("team1")) {
			soldierList1.Add (other.gameObject);
		}
		if (other.gameObject.CompareTag ("team2")) {
			soldierList2.Add (other.gameObject);
		}
		AreaOccupy ();
	}
	void OnTriggerExit(Collider other)
	{
		if (other.gameObject.CompareTag ("team1") && soldierList1.Contains (other.gameObject)) {
			stopOccupy = false;
			soldierList1.Remove(other.gameObject);
		}
		if (other.gameObject.CompareTag ("team2") && soldierList2.Contains (other.gameObject)) {
			stopOccupy = false;
			soldierList2.Remove(other.gameObject);
		}
		AreaOccupy ();
	}

	void AreaOccupy(){
		if (soldierList1.Count > soldierList2.Count) {
			
			if (occupyState == 2) {
				stopOccupy = false;
				StartCoroutine ("DeOccupy", 2);
			}
			if (occupyState == 0) {
				stopOccupy = false;
				StartCoroutine ("Occupy", 1);
			}
			if (occupyState == 1) {
				stopOccupy = false;
				//StopCoroutine("DeOccupy");
				StartCoroutine ("Occupy", 1);
			}

		}

		if (soldierList2.Count > soldierList1.Count) {
			if (occupyState == 1) {
				stopOccupy = false;
				StartCoroutine ("DeOccupy", 1);
			}
			if (occupyState == 0) {
				stopOccupy = false;
				StartCoroutine ("Occupy", 2);
			}
			if (occupyState == 2) {
				stopOccupy = false;
				//StopCoroutine("DeOccupy");
				StartCoroutine ("Occupy", 2);
			}

		}

		if (soldierList1.Count == soldierList2.Count) {
			if (soldierList1.Count == 0 && soldierList2.Count == 0 ) {
				if (occupyState == 0) {
					Debug.Log ("reset");
					stopOccupy = true;
					StartCoroutine ("DeOccupy", 0);
				} 
				if(occupyState == 1 || occupyState ==2) {
					StopCoroutine ("DeOccupy");
					StartCoroutine ("Occupy", 0);
				}

			} else {
				stopOccupy = true;
				StopCoroutine ("DeOccupy");
			}

		}
	}
	IEnumerator Occupy(int state)
	{
		occupyGauge = occupySlider.value; 
		float enemygauge = 0;
		switch (state)
		{
		case 1:
			occupyFill.color = Color.cyan;
			break;
		case 2:
			occupyFill.color = Color.magenta;
			break;
		default:
			break;
		}

		float time = 0;
			while ( occupyGauge<100 ) {
			if (stopOccupy != true) {
				yield return new WaitForEndOfFrame ();
					occupyGauge += OccupySpeed * Time.deltaTime;
				time += Time.deltaTime;
					occupySlider.value = occupyGauge;
			} else {
				stopOccupy = false;
				AreaOccupy ();
				break;
			}
		}
			if(occupyGauge>100 ){
			
			switch (state)
			{
			case 1:
				occupyParticle.startColor = Color.cyan;
				occupyState = state;
				break;
			case 2:
				occupyParticle.startColor = Color.magenta;
				occupyState = state;
				break;
			default:
				break;
			}
		}
			
	}

	IEnumerator DeOccupy(int state)
	{
		
		occupyGauge = occupySlider.value;
		switch (state)
		{
		case 1:
			occupyFill.color = Color.cyan;
			break;
		case 2:
			occupyFill.color = Color.magenta;
			break;
		default:
			break;
		}

		float time = 0;
			while (occupyGauge>0 ) {
				yield return new WaitForEndOfFrame ();
				occupyGauge -= OccupySpeed * Time.deltaTime;
				time += Time.deltaTime;
				occupySlider.value = occupyGauge;
			}

			if(occupyGauge<0 ){
			occupyParticle.startColor = Color.gray;
			occupyState = 0;
			AreaOccupy ();
		}
	}

}