using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Web;

namespace HH.AutoBom.WebUI.Content.js.uploadify
{
    /// <summary>
    /// UploadHanderIMG 的摘要说明
    /// </summary>
    public class UploadHanderIMG : IHttpHandler
    {

        public void ProcessRequest(HttpContext context)
        {
            try
            {
                context.Response.ContentType = "text/plain";
                context.Response.Charset = "utf-8";
                string fileLogic = context.Request.QueryString["folder"] + "/";
                string strUploadPath = context.Request.PhysicalApplicationPath + context.Request.QueryString["folder"].Trim('/').Replace("/", "\\") + "\\";
                //创建路径
                if (!Directory.Exists(strUploadPath))
                {
                    Directory.CreateDirectory(strUploadPath);

                }
                string fileNameLogic = string.Empty;
                for (int i = 0; i < context.Request.Files.Count; i++)
                {
                    HttpPostedFile postedFile = context.Request.Files[i];
                    //获取扩展名
                    string fileExtension = System.IO.Path.GetExtension(postedFile.FileName).ToLower();

                    //string fileName = strUploadPath + Path.GetFileName(postedFile.FileName);
                    //生成随机名称
                    string fileRealName = System.Guid.NewGuid().ToString() + fileExtension;//以GUID为文件重命名保证不会重复
                    //相对路径文件名称
                    fileNameLogic = fileLogic + fileRealName;

                    string fileName = strUploadPath + fileRealName;

                    if (fileName != "")
                    {
                        postedFile.SaveAs(fileName);

                    }
                }
                context.Response.Write(fileNameLogic);
                //context.Response.Write(" ");

            }
            catch (Exception ex)
            {
                context.Response.ContentType = "text/plain";
                context.Response.Write(ex.Message);
            }
        }


        #region DateRndName()日期时间+3位数随机
        string DateRndName()
        {
            Random ra = new Random();
            DateTime d = DateTime.Now;
            string s = null, y, m, dd, h, mm, ss;
            y = d.Year.ToString();
            m = d.Month.ToString();
            if (m.Length < 2) m = "0" + m;
            dd = d.Day.ToString();
            if (dd.Length < 2) dd = "0" + dd;
            h = d.Hour.ToString();
            if (h.Length < 2) h = "0" + h;
            mm = d.Minute.ToString();
            if (mm.Length < 2) mm = "0" + mm;
            ss = d.Second.ToString();
            if (ss.Length < 2) ss = "0" + ss;
            s += y + m + dd + h + mm + ss;
            s += ra.Next(100, 999).ToString();
            return s;
        }
        #endregion

        public bool IsReusable
        {
            get
            {
                return false;
            }
        }
    }
}