using System;
using System.Collections;
using System.Collections.Generic;
using Ichni.RhythmGame;
using TMPro;
using UnityEngine;
using UnityEngine.Events;

namespace Ichni.Editor
{
    public class DynamicUIInputField : DynamicUIElement, IHaveAutoUpdate
    {
        public TMP_InputField inputField;
        public bool isAutoUpdate { get; set; }
        public bool isReceiving { get; set; }
        public override void Initialize(IBaseElement baseElement, string title, string parameterName)
        {
            base.Initialize(baseElement, title, parameterName);
            
            if (parameterName != string.Empty)
            {
                ApplyContent();
                inputField.onEndEdit.AddListener(ApplyParameters);
            }
        }
        
        private void Update()
        {
            (this as IHaveAutoUpdate).UpdateContent();
        }
        
        public void SetDefaultValue(string text)
        {
            inputField.text = text;
        }
        
        public T GetValue<T>()
        {
            return (T)Convert.ChangeType(inputField.text, typeof(T));
        }
        
        public void SetAutoUpdate(bool enable)
        {
            isAutoUpdate = enable;
            isReceiving = true;
            
            inputField.onSelect.AddListener(_ => isReceiving = false);
            inputField.onDeselect.AddListener(_ => isReceiving = true);
        }
        
        public void ApplyContent()
        {
            inputField.text = connectedBaseElement.GetType().GetField(parameterName).GetValue(connectedBaseElement).ToString(); //获取对应变量的值
        }
        
        private void ApplyParameters(string text)
        {
            Type type = connectedBaseElement.GetType().GetField(parameterName).FieldType;
            if (type == typeof(int))
            {
                connectedBaseElement.GetType().GetField(parameterName).SetValue(connectedBaseElement, int.Parse(text));
            }
            else if (type == typeof(float))
            {
                connectedBaseElement.GetType().GetField(parameterName).SetValue(connectedBaseElement, float.Parse(text));
            }
            else if (type == typeof(string))
            {
                connectedBaseElement.GetType().GetField(parameterName).SetValue(connectedBaseElement, text);
            }
            connectedBaseElement.Refresh();
        }
        
        public void AddListenerFunction(UnityAction<string> action)
        {
            inputField.onEndEdit.AddListener(action);
        }
    }
}