using DevExpress.XtraEditors;
using NPOI.OpenXmlFormats.Spreadsheet;
using System;
using System.Collections.Generic;
using System.ComponentModel;
using System.Data;
using System.Drawing;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using System.Web;
using System.Windows.Forms;
using Yw;
using Yw.Dto;

namespace HStation.Desktop
{
    public partial class WechatLoginCtrl : DevExpress.XtraEditors.XtraUserControl, ILogin
    {
        public WechatLoginCtrl()
        {
            InitializeComponent();
        }

        /// <summary>
        /// 登录开始事件
        /// </summary>
        public event Action LoginStartEvent;

        /// <summary>
        /// 登录取消事件
        /// </summary>
        public event Action LoginCancelEvent;

        /// <summary>
        /// 登录完成事件
        /// </summary>
        public event Action<Yw.Dto.UserLoginOutput> LoginEndEvet;


        private bool _isInitialized = false;//初始化
        private const string _template = "hzkw_wx_template";//微信登录模板
        private const string _software = "HStation_XHS_DESKTOP";//软件编码

        //获取登录URL
        private async Task<string> GetLoginUrl()
        {
            if (string.IsNullOrEmpty(_loginUrl))
            {
                _loginUrl = await BLLFactory<Yw.BLL.ToolWechat>.Instance.GetLoginUrl(_template);
            }
            return _loginUrl;
        }
        private string _loginUrl;

        //重置登录URL
        private async Task ResetLoginUrl()
        {
            var loginUrl = await GetLoginUrl();
            this.webView21.Source = new Uri(loginUrl);
        }

        /// <summary>
        /// 初始化
        /// </summary>  
        public async void Initial()
        {
            if (_isInitialized)
            {
                return;
            }
            _isInitialized = true;
            await this.webView21.EnsureCoreWebView2Async();
            var loginUrl = await GetLoginUrl();
            this.webView21.Source = new Uri(loginUrl);
            this.webView21.CoreWebView2.SourceChanged += CoreWebView2_SourceChanged;
        }

        //源改变
        private async void CoreWebView2_SourceChanged(object? sender, Microsoft.Web.WebView2.Core.CoreWebView2SourceChangedEventArgs e)
        {
            var collection = HttpUtility.ParseQueryString(this.webView21.Source.Query);
            var code = collection["code"];
            var state = collection["state"];
            if (!string.IsNullOrEmpty(code))
            {
                LoginStartEvent?.Invoke();
                UserLoginOutput loginUserInfo = null;
                try
                {
                    loginUserInfo = await BLLFactory<Yw.BLL.UserLogin>.Instance.LoginSoftwareStandardByWechatAccount(_template, _software, code, null);
                    if (loginUserInfo.Status != Yw.Auth.eLoginStatus.Success)
                    {
                        await ResetLoginUrl();
                    }
                }
                catch
                {
                    await ResetLoginUrl();
                }
                LoginEndEvet?.Invoke(loginUserInfo);
            }
        }


    }
}