using Byn.Unity.Examples;
using System;
using UnityEngine;
using UnityEngine.Events;
using UnityEngine.UI;

namespace SHINT.UI
{
    public class UI_Chating : MonoBehaviour
    {
        InputField MessageInputField;
        MessageList uOutput;
        Button SendButton;
        public string message => MessageInputField.text;
        public event Action onClickSend;
        public event Action<string> onInputEditEnd;
        public void Active()
        {
            uOutput = GetComponent<MessageList>();
            if (uOutput != null)
            {
                uOutput.gameObject.SetActive(true);
            }
            SendButton.onClick.AddListener(() => onClickSend?.Invoke());
            MessageInputField.onEndEdit.AddListener(InputOnEndEdit);
        }

        public void InputOnEndEdit(string msg)
        {
            if (Input.GetKey(KeyCode.Return))
            {
                onInputEditEnd?.Invoke(MessageInputField.text);
            }
        }

        public void OnSendMessage()
        {
            MessageInputField.text = "";

            //make sure the text box is in focus again so the user can continue typing without clicking it again
            //select another element first. without this the input field is in focus after return pressed
            SendButton.Select();
            MessageInputField.Select();
        }

        public void Append(string text)
        {
            Debug.Log(text);
            uOutput.AddTextEntry(text);
        }
    }
}