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

namespace UIWidgets
{
	public class Dialog : MonoBehaviour, ITemplatable
	{
		[SerializeField]
		private Button defaultButton;

		[SerializeField]
		private Text titleText;

		[SerializeField]
		private Text contentText;

		[SerializeField]
		private Image dialogIcon;

		private bool isTemplate = true;

		private static Templates<Dialog> templates;

		protected int? ModalKey;

		protected Stack<Button> buttonsCache = new Stack<Button>();

		protected Dictionary<string, Button> buttonsInUse = new Dictionary<string, Button>();

		protected Dictionary<string, UnityAction> buttonsActions = new Dictionary<string, UnityAction>();

		public Button DefaultButton
		{
			get
			{
				return defaultButton;
			}
			set
			{
				defaultButton = value;
			}
		}

		public Text TitleText
		{
			get
			{
				return titleText;
			}
			set
			{
				titleText = value;
			}
		}

		public Text ContentText
		{
			get
			{
				return contentText;
			}
			set
			{
				contentText = value;
			}
		}

		public Image Icon
		{
			get
			{
				return dialogIcon;
			}
			set
			{
				dialogIcon = value;
			}
		}

		public bool IsTemplate
		{
			get
			{
				return isTemplate;
			}
			set
			{
				isTemplate = value;
			}
		}

		public string TemplateName { get; set; }

		public static Templates<Dialog> Templates
		{
			get
			{
				if (templates == null)
				{
					templates = new Templates<Dialog>();
				}
				return templates;
			}
			set
			{
				templates = value;
			}
		}

		protected virtual void Awake()
		{
			if (IsTemplate)
			{
				base.gameObject.SetActive(false);
			}
		}

		protected virtual void OnDestroy()
		{
			DeactivateButtons();
			if (!IsTemplate)
			{
				templates = null;
			}
			else if (TemplateName != null)
			{
				Templates.Delete(TemplateName);
			}
		}

		public static Dialog Template(string template)
		{
			return Templates.Instance(template);
		}

		public virtual void Show(string title = null, string message = null, DialogActions buttons = null, string focusButton = null, Vector3? position = null, Sprite icon = null, bool modal = false, Sprite modalSprite = null, Color? modalColor = null, Canvas canvas = null)
		{
			if (!position.HasValue)
			{
				position = new Vector3(0f, 0f, 0f);
			}
			if (title != null && TitleText != null)
			{
				TitleText.text = title;
			}
			if (message != null && ContentText != null)
			{
				contentText.text = message;
			}
			if (icon != null && Icon != null)
			{
				Icon.sprite = icon;
			}
			Transform transform = ((!(canvas != null)) ? Utilites.FindCanvas(base.gameObject.transform) : canvas.transform);
			if (transform != null)
			{
				base.transform.SetParent(transform, false);
			}
			if (modal)
			{
				ModalKey = ModalHelper.Open(this, modalSprite, modalColor);
			}
			else
			{
				ModalKey = null;
			}
			base.transform.SetAsLastSibling();
			base.transform.localPosition = position.Value;
			base.gameObject.SetActive(true);
			CreateButtons(buttons, focusButton);
		}

		public virtual void Hide()
		{
			int? modalKey = ModalKey;
			if (modalKey.HasValue)
			{
				int? modalKey2 = ModalKey;
				ModalHelper.Close(modalKey2.Value);
			}
			Return();
		}

		protected virtual void CreateButtons(DialogActions buttons, string focusButton)
		{
			defaultButton.gameObject.SetActive(false);
			if (buttons == null)
			{
				return;
			}
			buttons.ForEach(delegate(KeyValuePair<string, Func<bool>> x)
			{
				Button button = GetButton();
				UnityAction value = delegate
				{
					if (x.Value())
					{
						Hide();
					}
				};
				buttonsInUse.Add(x.Key, button);
				buttonsActions.Add(x.Key, value);
				button.gameObject.SetActive(true);
				button.transform.SetAsLastSibling();
				Text componentInChildren = button.GetComponentInChildren<Text>();
				if ((bool)componentInChildren)
				{
					componentInChildren.text = x.Key;
				}
				button.onClick.AddListener(buttonsActions[x.Key]);
				if (x.Key == focusButton)
				{
					button.Select();
				}
			});
		}

		protected virtual Button GetButton()
		{
			if (buttonsCache.Count > 0)
			{
				return buttonsCache.Pop();
			}
			Button button = UnityEngine.Object.Instantiate(DefaultButton);
			Utilites.FixInstantiated(DefaultButton, button);
			button.transform.SetParent(DefaultButton.transform.parent, false);
			return button;
		}

		protected virtual void Return()
		{
			Templates.ToCache(this);
			DeactivateButtons();
			ResetParametres();
		}

		protected virtual void DeactivateButtons()
		{
			buttonsInUse.ForEach(DeactivateButton);
			buttonsInUse.Clear();
			buttonsActions.Clear();
		}

		protected virtual void DeactivateButton(KeyValuePair<string, Button> button)
		{
			button.Value.gameObject.SetActive(false);
			button.Value.onClick.RemoveListener(buttonsActions[button.Key]);
			buttonsCache.Push(button.Value);
		}

		protected virtual void ResetParametres()
		{
			Dialog dialog = Templates.Get(TemplateName);
			if (TitleText != null && dialog.TitleText != null)
			{
				TitleText.text = dialog.TitleText.text;
			}
			if (ContentText != null && dialog.ContentText != null)
			{
				ContentText.text = dialog.ContentText.text;
			}
			if (Icon != null && dialog.Icon != null)
			{
				Icon.sprite = dialog.Icon.sprite;
			}
		}

		public static bool Close()
		{
			return true;
		}
	}
}