mvc网站迁移.net core记录

        public void ConfigureServices(IServiceCollection services)
        {
            // Add framework services.
            services.AddMvc()
                    .AddJsonOptions(op => op.SerializerSettings.ContractResolver =
                                          new Newtonsoft.Json.Serialization.DefaultContractResolver());
        }

            services.Configure<WebEncoderOptions>(options =>
            {
                options.TextEncoderSettings = new TextEncoderSettings(UnicodeRanges.All);
            });

         app.UseMvc(routes =>
            {
                routes.MapRoute(
                    name: "index",
                    template: "index.html",
                    defaults: new { controller = "Home", action = "Index" }
                );
                routes.MapRoute(
                    name: "detail",
                    template: "detail/{id}.html",
                    defaults: new { controller = "Home", action = "Detail" }
                );
                routes.MapRoute(
                    name: "add",
                    template: "add.html",
                    defaults: new { controller = "Home", action = "Add" }
                );
                routes.MapRoute(
                    name: "default",
                    template: "{controller=Home}/{action=Index}/{id?}");
            });

        [HttpPost]
        public IActionResult Upload(IFormFile file)
        {
            string previewPath = "";//加域名什么的
            long size = 0;
            var upFileName = ContentDispositionHeaderValue
                   .Parse(file.ContentDisposition)
                   .FileName
                   .Trim('"');
            var fileName = Guid.NewGuid() + Path.GetExtension(upFileName);
            size += file.Length;
            if (size > UploadMaxLength)
            {
                return Json(new
                {
                    code = 0,
                    msg = "图片太大，不能超过5M"
                });
            }
            previewPath += "/uploads/" + fileName;
            var savePath = _hostingEnv.WebRootPath + @"\uploads\" + fileName;
            var saveDir = _hostingEnv.WebRootPath + @"\uploads\";

            if (!Directory.Exists(saveDir))
            {
                Directory.CreateDirectory(saveDir);
            }
            using (FileStream fs = System.IO.File.Create(savePath))
            {
                file.CopyTo(fs);
                fs.Flush();
            }
            return Json(new
            {
                code = 0,
                msg = "上传成功",
                data = new
                {
                    src = previewPath,
                    title = ""
                }
            });
        }