using WX.CRM.BLL.Wx;
using WX.CRM.Common;
using WX.CRM.Model.Entity;
using RiaService;
using RiaServiceLibrary;
using System;
using System.Collections.Generic;
using System.Collections.Specialized;
using System.IO;
using System.Linq;
using System.Runtime.Serialization;
using System.ServiceModel;
using System.ServiceModel.Activation;
using System.ServiceModel.Web;
using System.Text;
using System.Threading;
using System.Web;
using WX.CRM.Model.Enum;

namespace RiaService
{
    [AspNetCompatibilityRequirements(RequirementsMode = AspNetCompatibilityRequirementsMode.Allowed)]
    [JavascriptCallbackBehavior(UrlParameterName = "jsoncallback")]
    public class WeChatDbReceive : IWeChatDbReceive
    {

        public void Recive(Stream input)
        {
            try
            {
                string datatype = HttpContext.Current.Request["datatype"];
                string body = new StreamReader(input).ReadToEnd();
                //NameValueCollection nvc = HttpUtility.ParseQueryString(body);
                //var filename = nvc["filename"]; 

                string newFileName = datatype + "-" + DateTime.Now.Ticks.ToString() + ".txt";
                var dir = HttpContext.Current.Server.MapPath("/WeChatDbRecive/");
                if (!Directory.Exists(dir))
                {
                    Directory.CreateDirectory(dir);
                }
                while (File.Exists(dir + newFileName))
                {
                    LogHelper.Info(dir + newFileName + "存在！");
                    Thread.Sleep(1);
                    newFileName = datatype + "-" + DateTime.Now.Ticks.ToString() + ".txt";
                }
                File.WriteAllText(dir + newFileName, body, Encoding.UTF8);

                WX_DBRECIVE db = new WX_DBRECIVE();
                db.STATUS = 0;
                db.FILEPATH = dir + newFileName;
                db.DATATYPE = datatype;
                db.CTIME = DateTime.Now;
                IWX_DBRECIVE wxbll = new WX_DBRECIVE_BL();
                var rst = wxbll.Create(db);
                if (rst)
                {
                    HttpContext.Current.Response.Write(Utility.ConvertToJSON(new { result = 1, message = "接收成功" }));
                }
                else
                {
                    HttpContext.Current.Response.Write(Utility.ConvertToJSON(new { result = 0, message = "接收失败，详情查看日志" }));
                }

            }
            catch (Exception ex)
            {
                LogHelper.Error(ex);
                HttpContext.Current.Response.Write(Utility.ConvertToJSON(new { result = 0, message = "接收失败：" + ex.Message }));
            }
        }

        public JsonResult<string> Upload(Stream input)
        {
            try
            {
                string uploadFolder = System.AppDomain.CurrentDomain.BaseDirectory;
                string savaPath = "WeChatDbRecive";
                //string dateString = DateTime.Now.ToShortDateString() + @"\";
                string fileName = "ddd.mp4";
                //Stream sourceStream = request.FileData;
                FileStream targetStream = null;
                if (!input.CanRead)
                {
                    throw new Exception("数据流不可读!");
                }
                uploadFolder = Path.Combine(uploadFolder, savaPath); //+ dateString;
                if (!Directory.Exists(uploadFolder))
                {
                    Directory.CreateDirectory(uploadFolder);
                }
                string filePath = Path.Combine(uploadFolder, fileName);
                using (targetStream = new FileStream(filePath, FileMode.Create, FileAccess.Write, FileShare.None))
                {
                    //read from the input stream in 4K chunks
                    //and save to output stream
                    const int bufferLen = 4096;
                    byte[] buffer = new byte[bufferLen];
                    int count = 0;
                    while ((count = input.Read(buffer, 0, bufferLen)) > 0)
                    {
                        targetStream.Write(buffer, 0, count);
                    }
                    targetStream.Close();
                    input.Close();
                }

                return new JsonResult<string> {result = true, retcode = Convert.ToInt32(EnumInterfaceErrcode.调用成功), retmsg = "调用成功"};

            }
            catch (Exception ex)
            {
                LogHelper.Error(ex);
                return new JsonResult<string> {result = false, retcode = (int) EnumInterfaceErrcode.系统错误, retmsg = ex.ToString()};
            }
        }

        public void test()
        {
            try
            {
                var pstr = "testparams";

                var ret = Utility.PostData("http://localhost:18739/WeChatDbReceive.svc/Upload", pstr, Encoding.UTF8);

                HttpContext.Current.Response.Write(ret);
            }
            catch (Exception ex)
            {
            }
            //string path = @"C:\Users\Administrator\Desktop\22.jpg";
            //System.Net.WebClient uploadWc = new System.Net.WebClient();
            //uploadWc.Headers.Add("Content-Type", "image/jpeg");
            //System.IO.FileStream fs = new System.IO.FileStream(path, System.IO.FileMode.Open);
            //byte[] buffer = new byte[(int)fs.Length];
            //fs.Read(buffer, 0, (int)fs.Length);
            //fs.Close();
            //uploadWc.UploadDataCompleted += UploadWc_UploadDataCompleted;
            //uploadWc.UploadData(new Uri("http://localhost:18739/WeChatDbReceive.svc/Upload"), buffer);
        }
        private void UploadWc_UploadDataCompleted(object sender, System.Net.UploadDataCompletedEventArgs e)
        {
            Console.WriteLine(e.Result);
        }
    }
}