using System;
using System.Collections.Generic;
using Sirenix.OdinInspector;
using UnityEngine;
using XNode;

namespace Stary.Evo.StoryEditor
{
    /// <summary>
    /// 空节点
    /// （可选择应用哪种节点）
    /// </summary>
    [Serializable, CreateNodeMenu("创建空节点", order = 0)]
    public class SelectionNode : FlowNode
    {
        /// <summary>
        /// 创建新的空节点
        /// </summary>
        /// <param name="graph">所在的块</param>
        /// <param name="name">节点名称</param>
        /// <param name="position">节点位置</param>
        /// <param name="prePorts">节点前部连接</param>
        /// <param name="nextPorts">节点后部连接</param>
        public static SelectionNode Create(NodeGraph graph, string name = null, Vector2 position = default,
            List<NodePort> prePorts = null, List<NodePort> nextPorts = null)
        {
            var node = Create<SelectionNode>(graph, name, position, prePorts, nextPorts);
            return node;
        }
        
        /// <summary>
        /// 创建剧本段落
        /// </summary>
        [BoxGroup("Option", order:20, showLabel:false)]
        [Button("剧本段落")]
        public void ChooseScriptParagraph()
        {
            // 记录动作缓存
#if UNITY_EDITOR
            UnityEditor.Undo.RecordObject(graph, "Delete Node");
#endif
            
            // 在本节点位置创建剧本段落节点
            var node = ScriptParagraphNode.Create(graph, position: position);
            GiveEnterPortToOtherPort(node.GetInputPort("enter"), true);
            GiveExitPortToOtherPort(node.GetOutputPort("exit"), true);
            
            // 移除本节点
            DestroySelf();
        }
    }
}