using Cal;
using MongoDB.Bson.Serialization.Attributes;
using Sirenix.OdinInspector;
using System;
using System.Collections.Generic;
using System.Linq;
using UnityEngine;
using XNode;

[NodeWidth(250)]
public class ModifierNode : SkillNode
{

    // Use this for initialization
    protected override void Init()
    {
        base.Init();
        modifier = modifier ?? new ModifierConfig();
    }
    [LabelText("操作")]
    [PropertyOrder(0)]
    [BsonIgnore]
    [Input] public float input;
    [PropertySpace(0, 15)]
    [PropertyOrder(1)]
    [BsonIgnore]
    [LabelText("modifier事件条件")]
    [Output] public float result;
    [BsonIgnore]
    [ShowInInspector]
    [PropertyOrder(2)]
    public string modifierId => $"{modifier?.Id.Value / 100}+{modifier?.Id.Value % 100}";
    [PropertyOrder(3)]
    [SerializeField] 
    public ModifierConfig modifier;

    // GetValue should be overridden to return a value for any specified output port
    public override object GetValue(NodePort port)
    {
        return null;
    }
    public override void OnCreateConnection(NodePort from, NodePort to)
    {
        if (to.node == this)
        {
            if (!(from.node is SkillOptionBase))
            {
                from.Disconnect(to);
                return;
            }
            Type type = from.node.GetType();
            foreach (var fieldInfo in type.GetFields())
            {
                if(fieldInfo.FieldType == typeof(ModifierId))
                {
                    modifier.Id = (ModifierId)fieldInfo.GetValue(from.node);
                }
                else
                if (fieldInfo.FieldType == typeof(ModifierId[]))
                {
                    var arr = (ModifierId[])fieldInfo.GetValue(from.node);
                    HashSet<ModifierId> set = new HashSet<ModifierId>();
                    foreach (var item in arr)
                    {
                        set.Add(item);
                    }
                    foreach (ModifierNode item in skillGraph.nodes.FindAll(t=>t is ModifierNode))
                    {
                        if (item != this)
                        {
                            if (set.Contains(item.modifier.Id))
                                set.Remove(item.modifier.Id);
                        }
                    }
                    if (set.Count==0)
                    {
                        ET.Log.Error($"modifier Id = {modifierId}不能配对");
                        return;
                    }
                    modifier.Id = set.First();
                }
            }
        }
        else
        if (!(to.node is ModifierEventConditionNode))
        {
            from.Disconnect(to);
        }

    }

#if UNITY
    public override void CheckData()
    {
        modifier.CheckData();
    }
#endif

}