using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using Bowin.Common.Data;
using EMIS.Web.Controls;
using EMIS.Utility.FormValidate;
using Bowin.Web.Controls.Mvc;
using EMIS.Entities;
using EMIS.Utility;
using EMIS.ViewModel;
using Bowin.Common.Utility;
using EMIS.CommonLogic.Students;
using EMIS.CommonLogic.SystemServices;

namespace EMIS.Web.Controllers
{
    [Authorization]
    public class HomeController : Controller
    {
        public IStudentsServices studentsServices { get; set; }

        public IAnnouncementServices AnnouncementServices { get; set; }
        public ActionResult Index()
        {
            var IsStudent = CustomPrincipal.Current != null ? CustomPrincipal.Current.IsStudent : false;
            ViewBag.IsStudent = IsStudent; 

            if (IsStudent)
            {
                if (!studentsServices.CheckNecessary(EMIS.Utility.FormValidate.CustomPrincipal.Current.UserID))
                {   
                    return RedirectToAction("FinishInfomation", "Account");
                }
            }
            return View();
        }

        public ActionResult SwitchRole(Guid hdnSelectedRole)
        {
            this.SwitchUserRole(hdnSelectedRole);

            return RedirectToAction("Index");
        }

        public ActionResult About()
        {
            ViewBag.Message = "你的应用程序说明页。";

            return View();
        }

        public ActionResult Contact()
        {
            ViewBag.Message = "你的联系方式页。";

            return View();
        }

        public ActionResult Main()
        {
            var typeList = AnnouncementServices.GetAnnouncementTypeViewHaveSourseList();
            var typeIDList = typeList.Select(x => x.AnnouncementTypeID).ToList();
            ViewBag.TypeIDList = typeIDList;
            ViewBag.TypeList = typeList;
            return View();
        }

        public ActionResult MainChangePwd()
        {
            return View();
        }

        public ActionResult UploaderSave(FormCollection form)
        {
            Response.Cache.SetNoStore();

            try
            {
                FileUploadView upfile = new FileUploadView();
                var files = Request.Files;
                var formID = (!string.IsNullOrEmpty(Request["v"])) ? new Guid(Request["v"]) : (Guid?)null;
                string sessionName = FileUploadHelper.GetFileUploadSessionName(formID.Value);

                //检查文件扩展名字
                var postedFile = files["Filedata"]; //得到要上传文件
                if (postedFile.FileName == null)
                {
                    return Json(new FileUploadView(), JsonRequestBehavior.AllowGet);
                }

                upfile.FileID = Function.NewPKGuid();

                string fileUrl = FileUploadHelper.UploadFile(postedFile);
                upfile.FileUrl = fileUrl;
                upfile.FileName = postedFile.FileName;
                upfile.FormID = formID;

                if (Session[sessionName] == null)
                {
                    Session[sessionName] = new List<FileUploadView>();
                }
                ((List<FileUploadView>)Session[sessionName]).Add(upfile);

                return Json(upfile, JsonRequestBehavior.AllowGet);
            }
            catch
            {

            }

            return Json(new FileUploadView(), JsonRequestBehavior.AllowGet);
        }
    }
}