using Aspose.Words;
using Furion.DynamicApiController;
using HtmlAgilityPack;
using Microsoft.AspNetCore.Mvc;
using Microsoft.AspNetCore.Mvc.ViewFeatures;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Threading.Tasks;
using Vote.Services.Entities;
using Vote.Services.Tools;

namespace Vote.Services.ApiController
{
    /// <summary>
    /// 微信
    /// </summary>
    [ApiDescriptionSettings("Vote", Order = 0)]
    [Route("/wx")]
    public class WxService : IDynamicApiController
    {
        /// <summary>
        /// 
        /// </summary>
        /// <returns></returns>
        public async Task<Article> GetArticle(string url)
        {
            if (!string.IsNullOrWhiteSpace(url))
            {
                var html = Tools.HtmlHelper.GetHtmlSource2(url);// "https://mp.weixin.qq.com/s/9O8RYvm3nCZfc06yXggfPQ"); 
                var htmlDoc = new HtmlDocument();
                htmlDoc.LoadHtml(html);
                var article = new Article();
                var allContent = htmlDoc.DocumentNode.SelectSingleNode("//div[@class='rich_media_wrp']");
                if (allContent != null)
                {
                    //var postitemsNodes = allContent.SelectNodes("//div");
                    article.Title = allContent.SelectSingleNode("//h1[@id='activity-name']").InnerText.Replace(" ", "").Replace("\n", "");
                    //ViewBag.Detail = article.Detail = Vote.Services.Tools.HtmlHelper.CleanHtml(allContent.SelectSingleNode("//div[@id='js_content']").InnerHtml);
                    var contents = allContent.SelectSingleNode("//div[@id='js_content']");
                    var sections = contents.SelectNodes("//section");
                    if (sections != null)
                    {
                        foreach (HtmlNode item in sections)
                        {
                            item.Name = "p";//data-src
                        }
                    }
                    var imgs = contents.SelectNodes("//img");
                    foreach (HtmlNode img in imgs)
                    {
                        var src = img.Attributes["src"];
                        var datasrc = img.Attributes["data-src"];
                        if (src == null || string.IsNullOrWhiteSpace(src.Value))
                        {
                            if (datasrc != null && !string.IsNullOrWhiteSpace(datasrc.Value))
                            {
                                img.SetAttributeValue("src", "data:image/jpeg;base64," + Tools.HtmlHelper.HttpRequestGetImageBase64(datasrc.Value));
                                //src.Value = datasrc.Value;
                                datasrc.Remove();
                                //img.SetAttributeValue("style", "width:100%;");
                            }
                        }
                    }
                    article.Detail = allContent.SelectSingleNode("//div[@id='js_content']").InnerHtml;
                }
                else
                    article.Detail = htmlDoc.DocumentNode.InnerHtml;
                return article;
            }
            return null;
        }
        public async Task<string> SaveDoc(string title, string html)
        {
            Aspose.Words.Document doc = new Aspose.Words.Document();
            DocumentBuilder build = new(doc);
            Aspose.Words.Font font = build.Font;
            font.Name = "宋体";
            build.InsertHtml(html);
            var path = Path.Combine(Environment.CurrentDirectory, title + ".docx");
            doc.Save(path, SaveFormat.Docx);
            return path;
        }
    }
}