TEAMModelOS/TEAMModelOS.SDK/Models/Service/StudyService.cs

using DinkToPdf;
using DinkToPdf.Contracts;
using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Text;
using System.Text.Json;
using System.Threading.Tasks;
using TEAMModelOS.SDK.DI;

namespace TEAMModelOS.SDK.Models.Service
{
    public static class StudyService
    {
        public static async Task<string> GenPdf(string cname,string sname,string gname,string details, IConverter _converter)
        {
            //https://article.itxueyuan.com/JAxOnG
            //http://t.zoukankan.com/hsiang-p-14608694.html
            //https://github.com/rdvojmoc/DinkToPdf
            //https://blog.csdn.net/u011966339/article/details/114964016?utm_medium=distribute.pc_relevant.none-task-blog-2~default~baidujs_baidulandingword~default-0-114964016-blog-118609642.pc_relevant_antiscanv2&spm=1001.2101.3001.4242.1&utm_relevant_index=3

            try
            {
                var html = Constant.html.Replace("{c.cname}", cname).Replace("{c.sname}", sname).Replace("{c.gname}", gname).Replace("{c.details}", details);
                GlobalSettings globalSettings = new GlobalSettings();
                globalSettings.ColorMode = ColorMode.Color;
                globalSettings.Orientation = Orientation.Portrait;
                globalSettings.PaperSize = PaperKind.A4;
                globalSettings.Margins = new MarginSettings { Top = 25, Bottom = 25 };
                globalSettings.Out = @"E:\pdf\test.pdf";
                ObjectSettings objectSettings = new ObjectSettings();
                objectSettings.PagesCount = true;
                objectSettings.HtmlContent = html;
                WebSettings webSettings = new WebSettings();
                webSettings.DefaultEncoding = "utf-8";
                HeaderSettings headerSettings = new HeaderSettings();
                headerSettings.FontSize = 15;
                headerSettings.FontName = "fangsong";
                headerSettings.Right = "";
                // headerSettings.Line = true;
                FooterSettings footerSettings = new FooterSettings();
                footerSettings.FontSize = 12;
                footerSettings.FontName = "Ariel";
                footerSettings.Center = "校本研修活动完成情况（[page]/[toPage]）页";
                // footerSettings.Line = true;
                objectSettings.HeaderSettings = headerSettings;
                objectSettings.FooterSettings = footerSettings;
                objectSettings.WebSettings = webSettings;
                HtmlToPdfDocument htmlToPdfDocument = new HtmlToPdfDocument()
                {
                    GlobalSettings = globalSettings,
                    Objects = { objectSettings },
                };
                var a = _converter.Convert(htmlToPdfDocument);
                MemoryStream m = new MemoryStream(a);
                string aa = "";
                return aa;
                /* FileStream fs = new FileStream("F:\\1111111111111\\SimplePdf1.pdf", FileMode.Create, FileAccess.Write, FileShare.Read);
                 m.WriteTo(fs);
                 m.Close();
                 fs.Close();*/

                //var doc = new HtmlToPdfDocument()
                //{
                //    GlobalSettings = {
                //        ColorMode = ColorMode.Color,
                //        Orientation = Orientation.Portrait,
                //        PaperSize = PaperKind.A4,
                //        Margins = new MarginSettings() { Top = 10 },
                //        Out = @"F:\test.pdf",
                //    },
                //    Objects = {
                //        new ObjectSettings()
                //        {
                //            Page = "https://zhidao.baidu.com/question/175696719173618004.html",
                //        },
                //    }
                //};
                //_converter.Convert(doc);
                // return Ok(File(a, "application/octet-stream", "SimplePdf.pdf"));
            }
            catch (Exception ex)
            {
                return "";
            }
        }
    }
}