/****************************************************************************
 * 2021.7 DESKTOP-CLH3E67
 ****************************************************************************/

using UniRx;
using UnityEngine;
using UnityEngine.UI;

namespace QFramework
{
	public partial class UITreeNode01 : UIElement
	{
        private TreeNodeItem _treeNodeItemModel;

        public Sprite expandNodeSprite;

        /// <summary>
        /// 收缩时效果
        /// </summary>
        public Sprite m_ShrinkNodeSprite;
        
        /// <summary>
        /// 初始化方法
        /// </summary>
        /// <param name="treeNodeItem">节点数据模型</param>
        public void Init(TreeNodeItem treeNodeItem,ToggleGroup _group)
        {
            _treeNodeItemModel = treeNodeItem;
            selectToggle.group = _group;
            string conent = string.Empty;

            string tmpNumber = LUtilitys.DigitalToChinese(int.Parse(treeNodeItem.index));
            conent = tmpNumber + "  " + _treeNodeItemModel.Content.Value;

            if (conent.Contains("%"))
            {
                conent = conent.Split('%')[0];
            }
            else if (conent.Contains("@"))
            {
                conent = conent.Split('@')[0];
            }

            // 监测(监听)内容数据
            _treeNodeItemModel.Content.Subscribe(content => contentText.text = conent);
            // 根据数据模型的ShowHidden值监测，确定显示隐藏该Node
            _treeNodeItemModel.ShowHidden.Subscribe(value =>
            {
                if (value)
                    Show();
                else
                    Hide();
            });

            // 根据数据模型的Layer值检测，改变Node位置
            _treeNodeItemModel.Layer.Subscribe(layer =>
            {
                var indentDistance = 15 * (layer - 1);
            });

            // 如果没有子节点，隐藏Toggle
            if (treeNodeItem.ChildTreeNodeList.TreeNodeItems.Count == 0)
            {
                selectToggle.Hide();
            }
            else
            {
                selectToggle.isOn = false;
                selectToggle.onValueChanged.AddListener(on =>
                {
                    _treeNodeItemModel.ExPanded.Value = on;
                });
                
                // 监测节点展开状态数据
                _treeNodeItemModel.ExPanded.Subscribe(on =>
                {
                    if (on)
                    {
                        NewOperation(_treeNodeItemModel.equipmentUniqueID);
                        
                        ChangeChilderNodeItemState(treeNodeItem.ChildTreeNodeList.TreeNodeItems, true);
                        ExpandImg.Show();
                        RecoverImg.Hide();
                        selectToggle.targetGraphic = ExpandImg;
                        selectIcon.sprite = expandNodeSprite;
                    }
                    else
                    {
                        ChangeChilderNodeItemState(treeNodeItem.ChildTreeNodeList.TreeNodeItems, false);
                        ExpandImg.Hide();
                        RecoverImg.Show();
                        selectToggle.targetGraphic = RecoverImg;
                        selectIcon.sprite = m_ShrinkNodeSprite;
                    }
                });
            }

            // 节点点击事件添加
            clickButton.GetComponent<ClickButton>().onLeftClick.AddListener(() => NodeButtonLeftClick(treeNodeItem));
        }

        private void NodeButtonLeftClick(TreeNodeItem _treeNodeItemModel)
        {
            selectToggle.isOn = true;
            
            // 重置
            //TreeNodeData.Instance.ResetFontColor(_treeNodeItemModel.Content.Value);
            
            //NewOperation(_treeNodeItemModel.equipmentUniqueID);
        }

        /// <summary>
        /// 切换节点状态
        /// </summary>
        /// <param name="nodeList"></param>
        /// <param name="hide"></param>
        public void ChangeChilderNodeItemState(ReactiveCollection<TreeNodeItem> nodeList, bool hide = false)
        {
            nodeList.ForEach(item =>
            {
                item.ShowHidden.Value = hide;
                if (hide == true && item.ExPanded.Value == false) return;

                if (item.ChildTreeNodeList.TreeNodeItems.Count != 0)
                {
                    ChangeChilderNodeItemState(item.ChildTreeNodeList.TreeNodeItems, hide);
                }
            });
        }

        /// <summary>
        /// 新增操作
        /// </summary>
        /// <param name="_uniqueID"></param>
        public void NewOperation(int _uniqueID)
        {
            CameraJumpManager.Instance.SetCameraPosture(_uniqueID);
        }
    }
}