using System;
using UnityEngine;
using HighlightingSystem;

namespace HighlightingSystem.Demo
{
	public class HighlighterInteractionDemo : MonoBehaviour
	{
		// Hover color
		public Color hoverColor = Color.red;

		// Button names (for Input Manager)
		static private readonly string buttonFire1 = "Fire1";
		static private readonly string buttonFire2 = "Fire2";

		// 
		void Update()
		{
			ProcessControls();
		}

		// RaycastController should trigger this method via onHover event
		public void OnHover(RaycastHit hitInfo)
		{
			Transform tr = hitInfo.collider.transform;
			if (tr == null) { return; }

			var highlighter = tr.GetComponentInParent<Highlighter>();
			if (highlighter == null) { return; }

			// Hover
			highlighter.Hover(hoverColor);

			// Switch tween
			if (Input.GetButtonDown(buttonFire1))
			{
				highlighter.tween = false;
			}
			if (Input.GetButtonDown(buttonFire1))
			{
				highlighter.constant = false;
			}
			// Toggle overlay
			//if (Input.GetButtonUp(buttonFire2))
			//{
			//	highlighter.overlay = false;
			//}
		}

		// 
		private void ProcessControls()
		{
			// Fade in/out constant highlighting
			if (Input.GetKeyDown(KeyCode.Alpha1)) { TriggerAll(0); }
			// Turn on/off constant highlighting
			if (Input.GetKeyDown(KeyCode.Alpha2)) { TriggerAll(1); }
			// Turn off all highlighting modes
			if (Input.GetKeyDown(KeyCode.Alpha3)) { TriggerAll(2); }
		}

		// 
		private void TriggerAll(int action)
		{
			var highlighters = HighlighterCore.highlighters;
			for (int i = 0; i < highlighters.Count; i++)
			{
				var highlighter = highlighters[i] as Highlighter;
				if (highlighter != null)
				{
					switch (action)
					{
						case 0:
							highlighter.ConstantSwitch();
							break;
						case 1:
							highlighter.ConstantSwitchImmediate();
							break;
						case 2:
							highlighter.Off();
							break;
					}
				}
			}
		}
	}
}