using System;
using System.Collections.Generic;
using System.Configuration;
using System.Data;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using FRB = SuperMap.RealEstate.Finance.Running.Business;
using FSB = SuperMap.RealEstate.Finance.Storage.Business;
using Newtonsoft.Json.Linq;
using Newtonsoft.Json;
using HZQR.Common;

namespace SuperMap.RealEstate.Finance.Compents.uploadData
{
    public partial class DownloadFilePage : Web.UI.Page
    {
        protected void Page_Load(object sender, EventArgs e)
        {
            if (IsPostBack) return;

            if (!string.IsNullOrWhiteSpace(Request["FINANCEPROINST_ID"]))
            {
                string paramsStr = "FinanceProinstId=" + Request["FINANCEPROINST_ID"].ToDecrypt();
                if (Request["DataType"] == "RUNNING")
                {
                    paramsStr += "&DataType=0";
                }
                else
                {
                    paramsStr += "&DataType=1";
                }
                string postUrl = ConfigurationManager.AppSettings["EShangApiMainUrls"] + "/Finance/GetATTACHMENTList?" + paramsStr;
                string result = Common.Common.HttpUrlPost(paramsStr, postUrl);
                JObject keyValuePairs = JObject.Parse(result);
                if (keyValuePairs["Result_Code"].ToString() == "100" && keyValuePairs["Result_Data"]["TotalCount"].TryParseToInt() > 0)
                {
                    //绑定对应的控件
                    Repeater1.DataSource = QRWL.Web.Common.DataTableHelper.ToDataTable(keyValuePairs["Result_Data"]["List"].ToString());
                }
                Repeater1.DataBind();
            }
        }

        #region 方法 -> 附件列表行绑定事件
        protected void Repeater1_ItemDataBound(object sender, RepeaterItemEventArgs e)
        {
            if (e.Item.ItemType == ListItemType.Item || e.Item.ItemType == ListItemType.AlternatingItem ||
                e.Item.ItemType == ListItemType.SelectedItem)
            {
                DataRowView rowv = (DataRowView)e.Item.DataItem;

                LinkButton LinkButton = e.Item.FindControl("LinkButton") as LinkButton;
                LinkButton.Text = "<span><img src='/Finance/Resources/v1_0/Images/4950_old-versions.png' />" +
                    rowv["ATTACHMENT_NAME"] + "</span>";
                LinkButton.Attributes["base-code"] = rowv["ATTACHMENT_ID"].ToEncrypt();
            }
        }
        #endregion

        #region 方法 -> 附件下载事件
        protected void LinkButton_Click(object sender, EventArgs e)
        {
            LinkButton LinkButton = sender as LinkButton;

            string paramsStr = "ATTACHMENTId=" + LinkButton.Attributes["base-code"].ToDecrypt();
            if (Request["DataType"] == "RUNNING")
            {
                paramsStr += "&DataType=0";
            }
            else
            {
                paramsStr += "&DataType=1";
            }
            string postUrl = ConfigurationManager.AppSettings["EShangApiMainUrls"] + "/Finance/GetATTACHMENTDetail?" + paramsStr;
            string result = Common.Common.HttpUrlPost(paramsStr, postUrl);
            JObject keyValuePairs = JObject.Parse(result);
            if (keyValuePairs["Result_Code"].ToString() == "100" && keyValuePairs["Result_Data"]["ATTACHMENT_ID"].ToString() != "")
            {
                Common.ATTACHMENTModel ATTACHMENTModel = JsonConvert.DeserializeObject<Common.ATTACHMENTModel>(keyValuePairs["Result_Data"].ToString());
                if (ATTACHMENTModel !=null && ATTACHMENTModel.ATTACHMENT_ID != null)
                {
                    System.IO.MemoryStream ms = new System.IO.MemoryStream();
                    string uploadPath = HttpContext.Current.Server.MapPath("~/UploadImageDir/FINANCEPROINST/") +
                        (string.IsNullOrWhiteSpace(ATTACHMENTModel.PRESONNAME) ? ATTACHMENTModel.ATTACHMENT_NAME :
                            ATTACHMENTModel.PRESONNAME + "/" + ATTACHMENTModel.ATTACHMENT_NAME);
                    HttpContext.Current.Response.Clear();
                    HttpContext.Current.Response.Buffer = true;
                    HttpContext.Current.Response.Charset = "utf-8";
                    HttpContext.Current.Response.ContentEncoding = System.Text.Encoding.GetEncoding("utf-8");//设置输出流为简体中文   
                    HttpContext.Current.Response.AddHeader("Content-Disposition", string.Format("attachment; filename=" +
                        ATTACHMENTModel.ATTACHMENT_NAME, DateTime.Now.ToString("yyyyMMddHHmmssfff")));
                    HttpContext.Current.Response.BinaryWrite(System.IO.File.ReadAllBytes(uploadPath));
                    HttpContext.Current.Response.ContentType = "application/ms-excel";//设置输出文件类型为excel文件。                          
                    HttpContext.Current.Response.End();
                    ms.Close();
                    ms.Dispose();
                }
            }
        }
        #endregion
    }
}