using AppUI;
using AppUI.Localization;
using AppUI.Manager;
using AppUI.View.Component;
using JCUnityLib;
using System.Collections;
using System.Text.RegularExpressions;
using TMPro;
using UnityEngine;
using UnityEngine.SceneManagement;
using UnityEngine.UI;

namespace AppUI.View
{
    /// <summary>
    /// AppUI 登录页：账号 + 密码 +（可选）图形验证码，逻辑对齐旧版 <see cref="LoginView"/> 的 <c>LoginNormal</c>。
    /// 第三方登录（微信/Apple 等）暂不接入，见 Docs。
    /// </summary>
    public class LoginView : MonoBehaviour
    {
      

        [Header("输入（可留空，运行时按路径自动绑定）")]
        [SerializeField]
        TMP_InputField accountInput;

        [SerializeField]
        TMP_InputField passwordInput;

        [Header("验证码（可选，与旧版图形验证码一致；未绑定则跳过校验）")]
        [SerializeField]
        Image captchaDisplayImage;

        [SerializeField]
        InputField captchaLegacyInput;

        string _expectedCaptchaText = "";
        bool _captchaReady;

        readonly Throttler _throttlerLoginNormal = new Throttler(2000);

        void Awake()
        {
            TryAutoBindCaptcha();
            InitPasswordAlphanumericFilter();
        }

        void Start()
        {
            if (IsCaptchaConfigured())
                ReloadCaptcha();
        }

        /// <summary>
        /// 与旧版通过父节点名定位验证码一致；支持父节点未激活时的子节点查找。
        /// </summary>
        void TryAutoBindCaptcha()
        {
            if (captchaDisplayImage != null && captchaLegacyInput != null)
                return;

            foreach (var tr in GetComponentsInChildren<Transform>(true))
            {
                if (captchaDisplayImage == null && tr.name == "CodeImage")
                {
                    var img = tr.GetComponent<Image>();
                    if (img != null)
                        captchaDisplayImage = img;
                }

                if (captchaLegacyInput == null && tr.name == "InputField" && tr.parent != null &&
                    tr.parent.name == "_InCaptcha1")
                {
                    var field = tr.GetComponent<InputField>();
                    if (field != null)
                        captchaLegacyInput = field;
                }
            }
        }

        void InitPasswordAlphanumericFilter()
        {
            if (passwordInput == null)
                return;

            passwordInput.onValueChanged.AddListener(text =>
            {
                var match = new Regex("[^A-Za-z0-9]").Match(text);
                if (match.Success)
                    passwordInput.text = text.Replace(match.Value, "");
            });
        }

        bool IsCaptchaConfigured() =>
            captchaDisplayImage != null && captchaLegacyInput != null;

        /// <summary>供「换一张验证码」按钮调用，对齐旧版 <c>ChnageCaptcha1</c>。</summary>
        public void ReloadCaptcha()
        {
            if (!IsCaptchaConfigured())
                return;

            _captchaReady = false;
            StartCoroutine(CaptchaController.Instance.GetCaptcha(captchaDisplayImage, code =>
            {
                _expectedCaptchaText = code.ToString();
                _captchaReady = true;
            }));
        }

        /// <summary>对齐旧版 <c>LoginNormal</c>：账号/密码登录（不含第三方）。</summary>
        public void Login()
        {

            if (accountInput == null || passwordInput == null)
            {
                Debug.LogError("[AppUI.LoginView] 未绑定账号或密码 TMP_InputField。");
                return;
            }

            string account = accountInput.text.Trim();
            if (account.Length == 0)
            {
                ModuleViewMgr.ins.Show(AppUILocalization.GetTextByCNKey("请输入账号"));
                return;
            }

            if (CommonConfig.AppArea == 0)
            {
                if (!ValidateHelper.IsMobilePhone(account))
                {
                    ModuleViewMgr.ins.Show(AppUILocalization.GetTextByKey("RelateValidateView-a1"));
                    return;
                }
            }
            else
            {
                if (!ValidateHelper.IsEmail(account))
                {
                    ModuleViewMgr.ins.Show(AppUILocalization.GetTextByKey("RelateValidateView-a0"));
                    return;
                }
            }

            string pwd = passwordInput.text.Trim();
            if (pwd.Length == 0)
            {
                ModuleViewMgr.ins.Show(AppUILocalization.GetTextByCNKey("请输入密码"));
                return;
            }

            //if (IsCaptchaConfigured())
            //{
            //    if (!_captchaReady)
            //    {
            //        PopupMgr.ins.ShowTip(TextAutoLanguage2.GetTextByCNKey("验证码错误"));
            //        return;
            //    }

            //    if (!captchaLegacyInput.text.Equals(_expectedCaptchaText))
            //    {
            //        PopupMgr.ins.ShowTip(TextAutoLanguage2.GetTextByCNKey("验证码错误"));
            //        return;
            //    }
            //}

            //if (!AgreenmentOption.ins.IsAgreementChecked())
            //{
            //    PopupMgr.ins.ShowTip(TextAutoLanguage2.GetTextByCNKey("请阅读并同意App协议"));
            //    return;
            //}

            if (!_throttlerLoginNormal.CanPass())
            {
                ModuleViewMgr.ins.Show(AppUILocalization.GetTextByCNKey("操作过于频繁"));
                return;
            }

            StartCoroutine(LoginController.Instance.LoginNormal(account, pwd, res =>
            {
                //ModuleViewMgr.ins.Show(TextAutoLanguage2.GetTextByCNKey(res.msg));
                //PopupMgr.ins.ShowTip(TextAutoLanguage2.GetTextByCNKey(res.msg));
                if (res.code == 0)
                {
                    string loginToken = (string)res.data;
                    GoToHome(loginToken);
                }
            }));
        }

        void GoToHome(string loginToken)
        {
            CommonConfig.businessServerWsURL = loginToken.Split('&')[2];
            PlayerPrefs.SetString(LoginMgr.LoginTokenKey, loginToken);
            ScreenOrientationHelper.SwitchToLandscapeAndLoadScene("Home");
        }

  

        /// <summary>对齐旧版 <c>FillLoginInput</c>。</summary>
        public void FillLoginInput(string username, string password)
        {
            if (accountInput != null)
                accountInput.text = username;
            if (passwordInput != null)
                passwordInput.text = password;
        }

       
    }
}