using System.Text;
using UnityEngine;
using UnityEngine.UI;
using UnityEngine.EventSystems;
using System.Runtime.InteropServices;
using SFB; // StandaloneFileBrowser
using TMPro;
using System.Collections;

[RequireComponent(typeof(Button))]
public class Save_LOCAL : MonoBehaviour, IPointerDownHandler
{
    private static WaitForSeconds _waitForSeconds2 = new WaitForSeconds(2);

    [DllImport("__Internal")]
    private static extern void downloadToFile(string content, string filename);

#if UNITY_WEBGL && !UNITY_EDITOR
    //
    // WebGL
    //
   [DllImport("__Internal")]
    private static extern void SaveloadFile(string gameObjectName, string methodName, string filename, byte[] byteArray, int byteArraySize);
 
    public void OnPointerDown(PointerEventData eventData) {
        _G.FileName = GameObject.Find("InputLocalName").GetComponent<InputField>().text;
        GameObject.Find("FN").gameObject.GetComponent<TMP_Text>().text = _G.FileName;       
        
        //var bytes = Encoding.UTF8.GetBytes(SaveXML.buildXMLData());

        var bytes = SaveXML.BuildXmlBytes();
        SaveloadFile(gameObject.name, "OnFileDownload", _G.FileName+".udt", bytes, bytes.Length);
        string xmls = Encoding.UTF8.GetString(bytes);
        if(!_G.saving ){StartCoroutine(Save_WEB.SendTextToFileBK(xmls));}

        OnFileDownload();

        //DownloadToLocal(string content, string filename)
    }
    public void SaveLocal(){}
    public void OnFileDownload()
    {
        DOIT.CloseALLPNL();
        _M.PH(2, 0,"ffffff", 1, 1);
        StaticCoroutine.Start(CloseMessage());
    }

#else
    //
    // Standalone platforms & editor
    //
    public void OnPointerDown(PointerEventData eventData) { }
    public void SaveLocal()
    {
        _G.FileName = GameObject.Find("InputLocalName").GetComponent<InputField>().text;
        GameObject.Find("FN").GetComponent<TMP_Text>().text = _G.FileName;

        byte[] bytes = SaveXML.BuildXmlBytes();
        string xmls = Encoding.UTF8.GetString(bytes);
        var path = StandaloneFileBrowser.SaveFilePanel("Save as udt", "", _G.FileName, "udt");
        //var path = EditorUtility.SaveFilePanel("Save texture as udt", "", _G.FileName + ".udt", "udt");
        Debug.Log("Save file: " + path);
        if (!string.IsNullOrEmpty(path))
        {
            //System.IO.File.WriteAllText(path, xmls);
            System.IO.File.WriteAllText(path, xmls, new System.Text.UTF8Encoding(false));
            _M.PH(2, 0, "ffffff", 1, 1);
        }
        if(!_G.saving ){StartCoroutine(Save_WEB.SendTextToFileBK(xmls));}

        GameObject.Find("PNL").transform.Find("SAVEpnl").gameObject.SetActive(false);
        _M.PH(2, 0, "ffffff", 1, 1);
        StaticCoroutine.Start(CloseMessage());
    }
#endif

    public static IEnumerator CloseMessage()
    {
        yield return _waitForSeconds2;
        Get.o2("HIDER", "MESSAGE").SetActive(false);
        Autosaving.StartAuto();
    }

    public static void DownloadToLocal(string content, string filename)
    {
        downloadToFile(content, filename);
    }
    public void SaveFromMobile()
    {
        _G.FileName = GameObject.Find("InputLocalName").GetComponent<InputField>().text;
        GameObject.Find("FN").GetComponent<UnityEngine.UI.Text>().text = _G.FileName;

        byte[] bytes = SaveXML.BuildXmlBytes();
        string xmls = Encoding.UTF8.GetString(bytes);
        DownloadToLocal(xmls, _G.FileName + ".udt");

        GameObject.Find("PNL").transform.Find("SAVEpnl").gameObject.SetActive(false);
        print("_G.Camz=2==" + _G.Camz);
        _M.PH(2, 0, "ffffff", 1, 1);
    }

}