dotnet/molilian.core/Plus/UploadFile/ImageHostingPlus.cs

using dodohold.core;
using Dataoke;
using System.Net.Http.Headers;
using Microsoft.AspNetCore.Http;
using System.Net.Http;
using System.Net.Mime;
using static dodohold.core.ZTOExpress.CreateOrderArgs;
using System.Net;
using System.Text;

namespace molilian.core
{
    public class ImageData
    {
        public string url { get; set; } = string.Empty;
        public string filename { get; set; } = string.Empty;
        public object fileType { get; set; } = false;
        public int fileSize { get; set; } = 0;
    }

    public class ImageRootData
    {
        public bool success { get; set; } = false;
        public int code { get; set; } = 200;
        public ImageData? data { get; set; }
        public string message { get; set; } = string.Empty;
    }



    public partial class ImageHostingPlus
    {

        public static async Task<ImageRootData> Dianping(string file_name, byte[] bytes)
        {
            var ts = DateTime.Now.Convert2UnixTimestamp(true).ToString();
            Guid guid = Guid.NewGuid();
            string randomString = guid.ToString();

            var fileContent = new ByteArrayContent(bytes)
            {
                Headers =
                {
                    ContentDisposition = new ContentDispositionHeaderValue("form-data")
                    {
                        Name = "files",
                        FileName = "blob",
                    }
                }
            };

            var exts = file_name.GetLastContentPart(".", "");
            var contentType = WebClientUtility.GetContentType(exts);
            fileContent.Headers.ContentType = new MediaTypeHeaderValue(contentType);

            var formData = new MultipartFormDataContent()
            {
                { new StringContent(file_name), "fileName"},
                { new StringContent(ts), "fileID"},
                { new StringContent("0"),"part"},
                { new StringContent("1"), "partSize"},
                { fileContent, "files"}
            };

            // 创建 HttpClient
            using HttpClient client = new();
            client.DefaultRequestHeaders.Referrer = new Uri("https://h5.dianping.com/");
            //client.DefaultRequestHeaders.Add("CSC-VisitId", $"access-{randomString}");
            client.DefaultRequestHeaders.Add("CSC-VisitId", $"access-11514014-0606-4887-8251-988914b16724");
            client.DefaultRequestHeaders.Add("User-Agent", "Mozilla/5.0 (Windows NT 10.0; Win64; x64) AppleWebKit/537.36 (KHTML, like Gecko) Chrome/81.0.4044.122 Safari/537.36");

            // 设置上传的服务器地址
            string uploadUrl = "https://kf.dianping.com/api/file/burstUploadFile";

            // 构建 HTTP 请求
            HttpRequestMessage request = new(HttpMethod.Post, uploadUrl);
            request.Content = formData;

            // 发送 POST 请求上传文件
            HttpResponseMessage response = await client.SendAsync(request);

            // 读取响应内容
            string responseBody = await response.Content.ReadAsStringAsync();
            var root = responseBody.Convert2JsonElement();

            var result = new ImageRootData();
            result.success = root.Read<bool>("success", false);
            if (result.success)
            {
                _ = new LoggerLibrary("ImageHosting", "meituan").Info(responseBody).SaveAsync();
            }

            result.code = root.Read<int>("code", 0);
            result.message = root.Read<string>("errMsg", string.Empty);

            result.data = new ImageData
            {
                url = root.PathRead<string>("data.uploadPath", string.Empty),
                filename = root.PathRead<string>("data.filename", string.Empty),
                fileSize = root.PathRead<int>("data.fileSize", 0),
                fileType = contentType
            };

            int fileSize = root.PathRead<int>("data.fileSize");
            return result;
        }



    }


}