gyhlw_dotnet/网站项目/VRS/Management/VSAT/ExamTheoryBase_Pic.aspx.cs

using System;
using System.Collections.Generic;
using System.IO;
using System.Linq;
using System.Web;
using System.Web.UI;
using System.Web.UI.WebControls;
using Telerik.Web.UI;

namespace VRS.Management.VSAT
{
    public partial class ExamTheoryBase_Pic : BasePage
    {
        DataService.BLL.admin_log log = new DataService.BLL.admin_log();
        DataService.BLL.pro_theory_base bll_theory_base = new DataService.BLL.pro_theory_base();
        DataService.BLL.pro_file bll_file = new DataService.BLL.pro_file();
        protected override void Page_Load(object sender, EventArgs e)
        {
            base.Page_Load(sender, e);
            if (!IsPostBack)
            {
                hid_baseid.Value = Request.Params["Id"];

                var model = bll_theory_base.GetModel(hid_baseid.Value);
                if (null != model)
                {
                    span_question.InnerHtml = model.question;
                }

                DataLoad();
            }
        }

        public static readonly string answer = "answer";

        private void DataLoad()
        {
            var theory_base_id = hid_baseid.Value;
            var query = string.Format(" theory_base_id = '{0}'  and out_id ='{1}' ", theory_base_id, answer);
            var list = bll_file.GetModelList(query).OrderBy(s => s.create_time).ToList();
            if (list.Count >= 3)
            {
                //hid_showpic.Value = "0";
                //table_pic.Visible = false;
                //panel.Visible = false;
                btnAddItem.Visible = false;
                btnUpload.Visible = false;
                btnRemove.Visible = false;
                RadAsyncUpload1.Enabled = false;
            }
            else
            {
                //hid_showpic.Value = "1";
                //table_pic.Visible = true;
                //panel.Visible = true;

                btnAddItem.Visible = true;
                btnUpload.Visible = true;
                btnRemove.Visible = true;
                RadAsyncUpload1.Enabled = true;
            }
            dataList.DataSource = list;
            dataList.Rebind();
        }

        protected void GridList_PageIndexChanged(object sender, GridPageChangedEventArgs e)
        {
            DataLoad();
        }

        protected void GridList_PageSizeChanged(object sender, GridPageSizeChangedEventArgs e)
        {
            DataLoad();
        }

        protected void GridList_SortCommand(object sender, GridSortCommandEventArgs e)
        {
            DataLoad();
        }

        protected void GrdList_DeleteCommand(object sender, GridCommandEventArgs e)
        {
            /*
            string Id = (e.Item as GridDataItem).OwnerTableView.DataKeyValues[e.Item.ItemIndex]["Id"].ToString();
            bll.Delete(Id);
            DataLoad();
            */
            DataLoad();
        }
        protected void btnSure_Click(object sender, EventArgs e)
        {
            if (string.IsNullOrEmpty(imgTopic.ImageUrl))
            {
                RadAjaxManager1.Alert("图片不能为空！");
                return;
            }
            var theory_base_id = hid_baseid.Value;
            var query = string.Format(" theory_base_id = '{0}'  and out_id ='{1}' ", theory_base_id, answer);
            var list = bll_file.GetModelList(query).OrderBy(s => s.create_time).ToList();
            if (list.Count >= 3)
            {
                imgTopic.ImageUrl = "";
                RadAjaxManager1.Alert("图片不能超过三张！");
                return;
            }

            DataService.Model.pro_file model = new DataService.Model.pro_file();
            model.file_id = BasePage.GetId();
            model.out_id = answer;
            model.theory_base_id = hid_baseid.Value;
            model.file_url = imgTopic.ImageUrl;
            model.create_time = DateTime.Now;
            if (bll_file.Add(model))
            {
                imgTopic.ImageUrl = "";

                DataLoad();
            }
            else
            {
                RadAjaxManager1.Alert("添加失败！");
            }
        }

        public void upload_click(RadAsyncUpload Upload1, Image img)
        {
            if (Upload1.UploadedFiles.Count < 1)
            {
                RadAjaxManager1.Alert("未选择图片！");
                return;
            }

            var uploadFile = Upload1.UploadedFiles[0];
            var extension = uploadFile.GetExtension();
            var extension_list = new string[] { ".jpg", ".png", ".jpeg", ".bmp", ".gif" };
            if (!extension_list.Contains(extension))
            {
                RadAjaxManager1.Alert("文件格式错误！");
                return;
            }

            if (BasePage.SaveFileWithDir(uploadFile, Context, "answer", out string filePath))
            {
                img.ImageUrl = "~" + filePath;
            }
            else
            {
                RadAjaxManager1.Alert("上传失败！");
            }
        }

        protected void btnUpload_Click(object sender, EventArgs e)
        {
            upload_click(RadAsyncUpload1, imgTopic);
        }
        protected void btnUpload_Click2(object sender, EventArgs e)
        {
            upload_click(RadAsyncUpload2, imgTopic2);
        }
        protected void btnUpload_Click3(object sender, EventArgs e)
        {
            upload_click(RadAsyncUpload3, imgTopic3);
        }



        public void Remove_Click(Image img)
        {
            if (!string.IsNullOrEmpty(img.ImageUrl))
            {
                string path = Server.MapPath(img.ImageUrl);
                if (File.Exists(path))
                {
                    File.Delete(path);
                }
                img.ImageUrl = "";
            }
        }

        protected void btnRemove_Click(object sender, EventArgs e)
        {
            Remove_Click(imgTopic);

        }
        protected void btnRemove_Click2(object sender, EventArgs e)
        {
            Remove_Click(imgTopic2);
        }

        protected void btnRemove_Click3(object sender, EventArgs e)
        {
            Remove_Click(imgTopic3);
        }

        protected void dataList_ItemDataBound(object sender, GridItemEventArgs e)
        {
            if (e.Item is GridDataItem)
            {
                GridDataItem item = e.Item as GridDataItem;
                Label lbno = e.Item.FindControl("lbno") as Label;
                lbno.Text = (e.Item.ItemIndex + 1).ToString();
            }
        }

        protected void btnDelete_Click(object sender, EventArgs e)
        {
            var id = IdInput.Value;
            var model = bll_file.GetModel(id);
            if (bll_file.Delete(id))
            {
                string path = Server.MapPath(model.file_url);
                if (File.Exists(path))
                {
                    File.Delete(path);
                }
                DataLoad();
            }
        }
    }
}