using System;
using System.Collections.Generic;
using Cysharp.Threading.Tasks;
using Sirenix.OdinInspector;
using UnityEngine;
using XNode;

namespace Stary.Evo.StoryEditor
{
    /// <summary>
    /// 剧本自然段
    /// </summary>
    [Serializable, CreateNodeMenu("创建剧本自然段", order = 5)]
    public class ScriptParagraphNode : FlowNode
    {
        /// <summary>
        /// 名称
        /// （仅供辨识，不起实际作用）
        /// </summary>
        [BoxGroup("Info", order:10, showLabel:false)]
        [LabelText("名称"),LabelWidth(30)]
        public string displayName;
        
        /// <summary>
        /// 字幕
        /// </summary>
        [BoxGroup("Info")]
        [LabelText("字幕"),LabelWidth(30)]
        public Sprite caption;
        /// <summary>
        /// 语音
        /// </summary>
        [BoxGroup("Info")]
        [LabelText("音频"),LabelWidth(30)]
        public AudioClip audio;
        
        /// <summary>
        /// 创建新的剧本段落节点
        /// </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>
        /// <param name="caption">字幕</param>
        /// <param name="audio">音频</param>
        public static ScriptParagraphNode Create(NodeGraph graph, string name = null, Vector2 position = default, List<NodePort> prePorts = null, List<NodePort> nextPorts = null, Sprite caption = null, AudioClip audio = null)
        {
            // 创建节点
            var node = Create<ScriptParagraphNode>(graph,name,position, prePorts, nextPorts);
            if (node == null)
                return null;
            
            // 设置变量
            node.caption = caption;
            node.audio = audio;

            return node;
        }
        
        protected override void Init()
        {
            base.Init();
            UpdateName();
        }
        
        private void OnValidate()
        {
            if (graph == null)
            {
                Debug.LogWarning($"项目中存在幽灵节点：{name}");
                return;
            }
            
            UpdateName();
        }

        /// <summary>
        /// 更新名称
        /// </summary>
        private void UpdateName()
        {
            if (string.IsNullOrEmpty(displayName))
            {
                displayName = graph.name + "_para";
            }

            name = displayName;
        }

        public new async UniTask<ScriptParagraphNodeData> Export()
        {
            var node = new ScriptParagraphNodeData(await base.Export());
            var sGraph = (ScriptGraph)graph;
            
            // 记录音频资源地址
            if (audio)
                node.audioPath = await sGraph.Loader.Save(audio,sGraph.packageID);
            
            // 记录字幕资源地址
            if (caption)
                node.captionPath = await sGraph.Loader.Save(caption,sGraph.packageID);

            return node;
        }
    }
}