using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using EMISOnline.CommonLogic.ExamServices;
using EMISOnline.ViewModel.ExamView;
using Bowin.Web.Controls.Mvc;
using System.Web.Script.Serialization;
using EMISOnline.ViewModel;
using System.Data;
using System.Collections;

namespace EMISOnline.Web.Controllers.Manage
{
    [Authorization]
    public class PaperSettingController : Controller
    {
        public IExamPaperServices IExamPaperServices { get; set; }
        public IQuestionServices IQuestionServices { get; set; }
        //
        // GET: /PaperSetting/

        public ActionResult PaperList()
        {
            return View();
        }
        /// <summary>
        /// 列表查询
        /// </summary>
        /// <param name="pararms"></param>
        /// <returns></returns>
        [HttpPost]
        public ActionResult List(string PaperName, int page, int rows)
        {

            var result = IExamPaperServices.ListPaper(page, rows, PaperName);

            return Json(result);
        }

        public ActionResult PageSetupOne(decimal? paperid)
        {
            PaperAddView view = new PaperAddView();
            if (paperid.HasValue)
            {
                var paper = IExamPaperServices.GetPaperByPaperID(paperid.Value);
                view.QuesLevelBeg = paper.difficulty_degree_minvalue.ToString();
                view.QuesLevelEnd = paper.difficulty_degree_maxvalue.ToString();
                view.UseFBeg = paper.used_count_min.ToString();
                view.UseFEnd = paper.used_count_max.ToString();
                //paper.distributing_option = Convert.ToInt32(this.rblDis.SelectedValue);
                view.ErrRate = paper.error_percent.ToString();
                view.IsEnable = paper.is_vaild == true ? "1" : "0";
                view.PageName = paper.PaperName;
                SetQuesChooseSort(paper.Prority.ToString(), view);
                view.LibarysString = TransStringToJson(paper.note);
                view.PageType = paper.is_dynamic ? "1" : "0";
                view.QuestionTypeString = paper.question_setting;
            }
            return View(view);
        }
        private string TransStringToJson(string LibarysString)
        {
            try
            {
                var libs = LibarysString.Split(',');
                var datas = new ArrayList();
                foreach (string lib in libs)
                {
                    var items = lib.Split('|');
                    datas.Add(new { Libaryid = items[0], Name = items[1], Number = items[2] });
                }
                var json = new JavaScriptSerializer();
                return json.Serialize(datas);
            }
            catch (Exception ex)
            {
                return LibarysString;
            }
        }
        /// <summary>
        /// 设置优先级的checkbox值
        /// </summary>
        /// <param name="sort_value"></param>
        private void SetQuesChooseSort(string sort_value, PaperAddView view)
        {
            switch (sort_value)
            {
                case "0":
                    view.QuesFCount = false;
                    view.QuesUpdateTime = false;
                    break;
                case "1":
                    view.QuesFCount = true;
                    view.QuesUpdateTime = false;
                    break;
                case "2":
                    view.QuesFCount = false;
                    view.QuesUpdateTime = true;
                    break;
                case "3":
                    view.QuesFCount = true;
                    view.QuesUpdateTime = true;
                    break;
                default:
                    break;
            }
        }
        public ActionResult PageTransfer(decimal paperid, string ac, string is_dynamic)
        {
            if (is_dynamic == "静态")
            {
                return RedirectToAction("PageSetupTwo", new { paperid = paperid, ac = ac });
            }
            return RedirectToAction("PageSetupOne", new { paperid = paperid, ac = ac });
        }
        public ActionResult PageSetupTwo(string ac, decimal paperid)
        {
            ViewBag.PervStepVisible = ac != "edit";
            ViewBag.paperid = paperid;
            ViewBag.Action = ac;
            if (ac == "edit")
            {
                var paper = IExamPaperServices.GetPaperByPaperID(paperid);
                ViewBag.hid_Dynamic = paper.is_dynamic ? "1" : "0";
                ViewBag.hid_Setting = paper.note;
            }
            else
            {
                PageSetupParam psp = Session["PageSetupParam"] as PageSetupParam;
                ViewBag.hid_Dynamic = psp.PageType;
                ViewBag.hid_Setting = psp.QuesSetting;
            }

            return View();
        }
        public ActionResult QuestionLibaryTree()
        {
            return View();
        }
        public ActionResult ListQuesLibTree()
        {
            List<TreeItem> list = IQuestionServices.ListQuesLibTreeStu();

            return base.Json(list, JsonRequestBehavior.AllowGet);
        }

        public JsonResult ArrangePaper(PaperAddView PaperAdd)
        {
            var json = new JavaScriptSerializer();
            var libarys = json.Deserialize<List<QuestionLibaryArrangeView>>(PaperAdd.LibarysString);
            var data = IExamPaperServices.CountQuesSumByCondition(libarys.Select(q => q.Libaryid).ToList(), decimal.Parse(PaperAdd.QuesLevelBeg ?? "0"), decimal.Parse(PaperAdd.QuesLevelEnd ?? "0"), decimal.Parse(PaperAdd.ErrRate ?? "0"), int.Parse(PaperAdd.UseFBeg ?? "0"), int.Parse(PaperAdd.UseFEnd ?? "0"));

            return Json(data, JsonRequestBehavior.AllowGet);
        }
        [HttpPost]
        public ActionResult PageSetupOne(PaperAddView PaperAdd)
        {
            try
            {
                string url = "~/PaperSetting/PageSetupTwo?ac=add&paperid=" + PaperAdd.PaperID;
                if (PaperAdd.PageType == "0")
                {
                    var psp = IExamPaperServices.SetPageSetupCondition(PaperAdd);
                    Session["PageSetupParam"] = psp;
                    Session["quesDt"] = null;
                }
                else
                {
                    var user = ((EMISOnline.Utility.FormValidate.CustomPrincipal)HttpContext.User);
                    IExamPaperServices.ExamPaperSave(PaperAdd, user.LoginID);
                    url = "~/PaperSetting/PaperList";
                }
                return Json(new ReturnMessage()
                {
                    IsSuccess = true,
                    Message = "保存成功！",
                    RedictUrl = Url.Content(url)
                });
            }
            catch (Exception ex)
            {
                return Json(new ReturnMessage()
                {
                    IsSuccess = false,
                    Message = "保存失败：" + ex.Message
                });
            }
        }
        [HttpPost]
        public ActionResult PageSetupTwo(string ac, decimal paperid, string hid_Setting, string hid_pageSetting)
        {
            try
            {
                PageSetupParam psp = Session["PageSetupParam"] as PageSetupParam;
                if (ac == "edit")
                {
                    IExamPaperServices.PaperEdit(paperid, hid_pageSetting);
                }
                else if (ac == "add")
                {
                    var user = ((EMISOnline.Utility.FormValidate.CustomPrincipal)HttpContext.User);
                    IExamPaperServices.AddPaperDetail(psp, hid_pageSetting, user.LoginID);
                }

                Session["PageSetupParam"] = null;
                Session["quesDt"] = null;
                Session["SelectKey"] = null;
                return Json(new ReturnMessage()
                {
                    IsSuccess = true,
                    Message = "保存成功！",
                    RedictUrl = "/PaperSetting/PaperList"
                });
            }
            catch (Exception ex)
            {
                return Json(new ReturnMessage()
                {
                    IsSuccess = false,
                    Message = "保存失败：" + ex.Message
                });
            }
        }
        public JsonResult GetPaperList(decimal paperid, string ac)
        {
            DataTable quesDt = new DataTable();
            if (ac == "edit")
            {
                quesDt = IExamPaperServices.GetQuestionByPaperID(paperid);
            }
            else if (ac == "add")
            {
                PageSetupParam psp = Session["PageSetupParam"] as PageSetupParam;
                quesDt = IExamPaperServices.GetQuestionByParam(psp);
            }
            //暂存到ViewState
            Session["quesDt"] = quesDt;
            var Serializer = new JavaScriptSerializer();
            var json = DataTable2Json(quesDt);
            var source = Serializer.Deserialize<DataGridView>(json);
            return Json(source, JsonRequestBehavior.AllowGet);
        }
        public JsonResult DeleteQuestion(string QuestionIDstr)
        {
            DataTable quesDt = Session["quesDt"] as DataTable;
            DataTable newDt = quesDt.Clone();
            var QuestionIDs = QuestionIDstr.Split(',');

            foreach (DataRow dr in quesDt.Rows)
            {
                if (!QuestionIDs.Contains(dr["test_question_Id"].ToString()))
                {
                    newDt.Rows.Add(dr.ItemArray);
                }
            }
            Session["quesDt"] = newDt;
            var Serializer = new JavaScriptSerializer();
            var json = DataTable2Json(newDt);
            var source = Serializer.Deserialize<DataGridView>(json);
            return Json(source, JsonRequestBehavior.AllowGet);
        }
        public ActionResult ShowPaper(decimal paperid)
        {
            ViewBag.questions = IExamPaperServices.GetPaperQuestions(paperid);
            return View();
        }
        public string DataTable2Json(System.Data.DataTable dt)
        {
            System.Text.StringBuilder jsonBuilder = new System.Text.StringBuilder();
            jsonBuilder.Append("{");
            jsonBuilder.AppendFormat("\"total\":{0}, ", dt.Rows.Count);
            jsonBuilder.Append("\"rows\":[ ");
            for (int i = 0; i < dt.Rows.Count; i++)
            {
                jsonBuilder.Append("{");
                for (int j = 0; j < dt.Columns.Count; j++)
                {
                    jsonBuilder.Append("\"");
                    jsonBuilder.Append(dt.Columns[j].ColumnName);
                    jsonBuilder.Append("\":\"");
                    jsonBuilder.Append(dt.Rows[i][j].ToString().Replace("\"", "\\\""));
                    jsonBuilder.Append("\",");
                }
                jsonBuilder.Remove(jsonBuilder.Length - 1, 1);
                jsonBuilder.Append("},");
            }
            jsonBuilder.Remove(jsonBuilder.Length - 1, 1);
            jsonBuilder.Append("]");
            jsonBuilder.Append("}");
            return jsonBuilder.ToString().Replace("\r", "").Replace("\n", "");
        }
    }

    public class DataGridView
    {
        public int total { get; set; }

        public List<QuestionRowView> rows { get; set; }
    }
    public class QuestionRowView
    {
        public decimal test_question_Id { get; set; }

        public string content { get; set; }

        public decimal base_question_type_id { get; set; }

        public string question_type { get; set; }

        public string created_date { get; set; }

        public decimal score { get; set; }

        public decimal difficulty_degree { get; set; }

        public int used_count { get; set; }

        public string created_by { get; set; }
    }
}