maint: added livewatch asset

Assets/Plugins/LiveWatchLite/TowerDefenceDemo/Scripts/Slot/BasePopupUI.cs

@@ -0,0 +1,94 @@
+using System;
+using System.Collections.Generic;
+using System.Linq;
+using UnityEngine;
+using UnityEngine.EventSystems;
+using UnityEngine.UI;
+
+namespace Ingvar.LiveWatch.TowerDefenceDemo
+{
+    [Serializable]
+    public abstract class BasePopupUI : MonoBehaviour
+    {
+        public bool IsOpened { get; private set; }
+
+        [SerializeField] protected bool _closeByClickOutside = true;
+        [SerializeField] protected bool _lookAtCamera = true;
+        [SerializeField] protected GameObject _panel;
+
+        protected LevelScene _levelScene;
+        private Camera _mainCamera;
+        private bool _skipNextClick;
+        private HashSet<GameObject> _clickableChilds;
+        
+        protected virtual void Awake()
+        {
+            _levelScene = FindObjectOfType<LevelScene>();
+            _clickableChilds = GetComponentsInChildren<Selectable>().Select(s => s.gameObject).ToHashSet();
+            _mainCamera = Camera.main;
+        }
+
+        private void Start()
+        {
+            if (_lookAtCamera)
+            {
+                transform.rotation = _mainCamera.transform.rotation;
+            }
+
+            OnCreated();
+        }
+
+        protected virtual void Update()
+        {
+            if (IsOpened
+                && _closeByClickOutside
+                && Input.GetMouseButtonDown(0)
+                && !_clickableChilds.Contains(EventSystem.current.currentSelectedGameObject))
+            {
+                if (_skipNextClick)
+                    _skipNextClick = false;
+                else
+                    Close();
+            }
+        }
+
+        protected virtual void OnCreated()
+        {
+            
+        }
+
+        protected virtual void OnOpened()
+        {
+            
+        }
+
+        protected virtual void OnClosed()
+        {
+            
+        }
+        
+        public void Open()
+        {
+            if (IsOpened)
+                return;
+                
+            IsOpened = true;
+
+            _skipNextClick = true;
+            _panel.SetActive(true);
+
+            OnOpened();
+        }
+            
+        public void Close()
+        {
+            if (!IsOpened)
+                return;
+                
+            OnClosed();
+            
+            IsOpened = false;
+            _panel.SetActive(false);
+        }
+    }
+}