using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using System.Text;
using System.IO;
using Bowin.Web.Controls.Mvc;
using Bowin.Common.Utility;
using Bowin.Common.Data;
using Bowin.Common.Exceptions;
using EMIS.Utility;
using EMIS.Entities;
using EMIS.Web.Controls;
using EMIS.ViewModel;
using EMIS.ViewModel.Cultureplan;
using EMIS.CommonLogic.Cultureplan;

namespace EMIS.Web.Controllers.Cultureplan
{
    [Authorization]
    public class CoursematerialController : Controller
    {
        public ICoursematerialServices CoursematerialServices { get; set; }

        /// <summary>
        /// 课程信息页面
        /// </summary>
        /// <returns></returns>
        public ActionResult List()
        {
            return View();
        }

        /// <summary>
        /// 课程信息页面查询列表
        /// </summary>
        /// <param name="pararms"></param>
        /// <returns></returns>
        [HttpPost]
        public ActionResult List(QueryParamsModel pararms)
        {
            ConfiguretView configuretView = ConfiguretExtensions.GetConfiguretermsView(pararms);
            //课程级别
            var courseLevelID = pararms.getExtraInt("DictionaryCourseLevel") == DropdownList.SELECT_ALL ? null : pararms.getExtraInt("DictionaryCourseLevel");
            //课程科类
            var courseScienceID = pararms.getExtraInt("DictionaryCourseScience") == DropdownList.SELECT_ALL ? null : pararms.getExtraInt("DictionaryCourseScience");
            //上课类型
            var classGroupingID = pararms.getExtraGuid("TeachTypeDropdown");
            //是否启用
            var isEnable = pararms.getExtraInt("DictionaryIsEnable") == DropdownList.SELECT_ALL ? null : pararms.getExtraInt("DictionaryIsEnable");

            return base.Json(CoursematerialServices.GetCoursematerialViewGrid(configuretView, courseLevelID, courseScienceID,
                    classGroupingID, isEnable, (int)pararms.page, (int)pararms.rows));
        }

        /// <summary>
        /// 课程信息下拉列表
        /// </summary>
        /// <param name="pararms"></param>
        /// <returns></returns>
        [HttpPost]
        public ActionResult ListForDropdown(QueryParamsModel pararms)
        {
            ConfiguretView configuretView = ConfiguretExtensions.GetConfiguretermsView(pararms);
            //课程级别
            var courseLevelID = pararms.getExtraInt("DictionaryCourseLevel") == DropdownList.SELECT_ALL ? null : pararms.getExtraInt("DictionaryCourseLevel");
            //课程科类
            var courseScienceID = pararms.getExtraInt("DictionaryCourseScience") == DropdownList.SELECT_ALL ? null : pararms.getExtraInt("DictionaryCourseScience");
            //上课类型
            var classGroupingID = pararms.getExtraGuid("TeachTypeDropdown");
            //是否启用
            var isEnable = pararms.getExtraInt("DictionaryIsEnable") == DropdownList.SELECT_ALL ? null : pararms.getExtraInt("DictionaryIsEnable");

            return base.Json(CoursematerialServices.GetCoursematerialViewGrid(configuretView, courseLevelID, courseScienceID, 
                    classGroupingID, isEnable, (int)pararms.page, (int)pararms.rows));
        }

        /// <summary>
        /// 课程信息下拉列表（启用状态为是的信息）
        /// </summary>
        /// <param name="pararms"></param>
        /// <returns></returns>
        [HttpPost]
        public ActionResult GetIsEnableCoursematerialView(QueryParamsModel pararms)
        {
            ConfiguretView configuretView = ConfiguretExtensions.GetConfiguretermsView(pararms);
            //课程级别
            var courseLevelID = pararms.getExtraInt("DictionaryCourseLevel") == DropdownList.SELECT_ALL ? null : pararms.getExtraInt("DictionaryCourseLevel");
            //课程科类
            var courseScienceID = pararms.getExtraInt("DictionaryCourseScience") == DropdownList.SELECT_ALL ? null : pararms.getExtraInt("DictionaryCourseScience");
            //上课类型
            var classGroupingID = pararms.getExtraGuid("TeachTypeDropdown");
            //是否启用(默认为是)
            var isEnable = (int)CF_GeneralPurpose.IsYes;

            return base.Json(CoursematerialServices.GetCoursematerialViewGrid(configuretView, courseLevelID, courseScienceID,
                    classGroupingID, isEnable, (int)pararms.page, (int)pararms.rows));
        }

        /// <summary>
        /// 课程信息下拉列表（启用状态为是或已使用的信息）
        /// </summary>
        /// <param name="pararms"></param>
        /// <returns></returns>
        [HttpPost]
        public ActionResult GetEnableAndUseCoursematerialView(QueryParamsModel pararms)
        {
            ConfiguretView configuretView = ConfiguretExtensions.GetConfiguretermsView(pararms);
            //课程信息ID
            var coursematerialID = Request["coursematerialID"].ParseStrTo<Guid>();
            //是否启用(默认为是)
            var isEnable = (int)CF_GeneralPurpose.IsYes;

            return base.Json(CoursematerialServices.GetEnableAndUseCoursematerialViewGrid(configuretView, coursematerialID, isEnable, (int)pararms.page, (int)pararms.rows));
        }

        /// <summary>
        /// 复制新增
        /// </summary>
        /// <param name="coursematerialID"></param>
        /// <returns></returns>
        public ActionResult CopyAdd(Guid coursematerialID)
        {
            CoursematerialView coursematerialView = new CoursematerialView();
            coursematerialView = CoursematerialServices.GetCoursematerialView(coursematerialID);
            if (coursematerialView != null)
            {
                coursematerialView.Abbreviation = null;
                coursematerialView.StandardName = null;
            }

            return View("Edit", coursematerialView);
        }

        /// <summary>
        /// 复制新增
        /// </summary>
        /// <param name="teachTypeView"></param>
        /// <returns></returns>
        [HttpPost]
        public ActionResult CopyAdd(CoursematerialView coursematerialView)
        {
            coursematerialView.CoursematerialID = Guid.Empty;

            return this.Edit(coursematerialView);
        }

        /// <summary>
        /// 编辑
        /// </summary>
        /// <param name="coursematerialID"></param>
        /// <returns></returns>
        public ActionResult Edit(Guid? coursematerialID)
        {
            CoursematerialView coursematerialView = new CoursematerialView();
            if (coursematerialID.HasValue && coursematerialID != Guid.Empty)
            {
                coursematerialView = CoursematerialServices.GetCoursematerialView(coursematerialID);
            }
            else
            {
                coursematerialView.IsEnable = true;
            }

            return View(coursematerialView);
        }

        /// <summary>
        /// 编辑
        /// </summary>
        /// <param name="coursematerialView"></param>
        /// <returns></returns>
        [HttpPost]
        public ActionResult Edit(CoursematerialView coursematerialView)
        {
            try
            {
                CoursematerialServices.CoursematerialEdit(coursematerialView);
                return Json(new ReturnMessage()
                {
                    IsSuccess = true,
                    Message = "保存成功。"
                });
            }
            catch (Exception ex)
            {
                return Json(new ReturnMessage()
                {
                    IsSuccess = false,
                    Message = "保存失败：" + ex.Message
                });
            }
        }

        /// <summary>
        /// 删除
        /// </summary>
        /// <param name="coursematerialIDs"></param>
        /// <returns></returns>
        [HttpPost]
        public ActionResult Delete(string coursematerialIDs)
        {
            try
            {
                List<Guid?> list = coursematerialIDs.Split(',').Where(x => !string.IsNullOrEmpty(x))
                         .Select(x => (Guid?)new Guid(x)).ToList();
                CoursematerialServices.CoursematerialDelete(list);
                return base.Json(new ReturnMessage { IsSuccess = true, Message = "删除成功。" });
            }
            catch (Exception ex)
            {
                string mge = ex.Message;
                System.Data.SqlClient.SqlException num = ExceptionHelper.GetSqlException(ex);
                if (num != null)
                {
                    if (num.Number == 547)
                    {
                        mge = "请先删除与其关联的数据，如：执行计划、专业计划、专业课程等。";
                    }
                }
                return base.Json(new ReturnMessage { IsSuccess = false, Message = "删除失败，原因：" + mge });
            }
        }

        /// <summary>
        /// Excel导出
        /// </summary>
        /// <returns></returns>
        [HttpPost]
        public ActionResult Excel()
        {
            NpoiExcelHelper neh = new NpoiExcelHelper();
            ConfiguretView configuretView = ConfiguretExtensions.GetConfiguretermsView(null);
            //课程级别
            var courseLevelID = Request.Form["DictionaryCourseLevel"].ParseStrTo<int>() == DropdownList.SELECT_ALL ? null : Request.Form["DictionaryCourseLevel"].ParseStrTo<int>();
            //课程科类
            var courseScienceID = Request.Form["DictionaryCourseScience"].ParseStrTo<int>() == DropdownList.SELECT_ALL ? null : Request.Form["DictionaryCourseScience"].ParseStrTo<int>();
            //上课类型
            var classGroupingID = Request.Form["TeachTypeDropdown"].ParseStrTo<Guid>();
            //是否启用
            var isEnable = Request.Form["DictionaryIsEnable"].ParseStrTo<int>() == DropdownList.SELECT_ALL ? null : Request.Form["DictionaryIsEnable"].ParseStrTo<int>();

            var dt = CoursematerialServices.GetCoursematerialViewList(configuretView, courseLevelID, courseScienceID, classGroupingID, isEnable)
                    .Select(x => new
                    {
                        x.CourseCode,
                        x.CourseName,
                        x.Abbreviation,
                        x.EnglishName,
                        x.StandardName,
                        x.CourseEdition,
                        x.CourseLevelName,
                        x.CourseScienceName,
                        x.ClassName,
                        x.CourseSynopsis,
                        x.CourseReserve,
                        x.IsEnableName,
                        x.Remark
                    }).ToTable();
            string[] liststring = { 
                                    "课程代码", "课程名称", "课程简称", "英文名称", "课程规范名", "课程版本", 
                                    "课程级别", "课程科类", "上课类型", "课程简介", "预修课程集", "是否启用", "备注"
                                  };
            neh.Export(dt, liststring, "课程信息" + DateTime.Now.ToString("yyyyMMdd"));
            return Json(new ReturnMessage()
            {
                IsSuccess = true,
                Message = "导出成功。"
            });
        }

        /// <summary>
        /// Excel导入
        /// </summary>
        /// <param name="errorFile"></param>
        /// <param name="operationTips"></param>
        /// <returns></returns>
        [HttpGet]
        public ActionResult Import(string errorFile, string operationTips)
        {
            ViewBag.ErrorFile = errorFile;
            if (string.IsNullOrEmpty(operationTips))
            {
                operationTips = "点击查看失败原因...";
            }
            ViewBag.operationTips = operationTips;
            return View();
        }

        /// <summary>
        /// Excel导入
        /// </summary>
        /// <param name="file"></param>
        /// <returns></returns>
        [HttpPost]
        public ActionResult Import(HttpPostedFileBase file)
        {
            try
            {
                if (!NpoiExcelHelper.GetIsCompatible(file.FileName))
                {
                    throw new Exception("格式错误，只允许导入xls或xlsx格式的Excel文件。");
                }

                Dictionary<string, string> cellheader = new Dictionary<string, string> 
                {
                    { "CourseCode", "课程代码" },
                    { "CourseName", "课程名称" },
                    { "Abbreviation", "课程简称" },
                    { "EnglishName", "英文名称" },
                    { "StandardName", "课程规范名" },
                    { "CourseEdition", "课程版本" },
                    { "CourseLevelStr", "课程级别" },
                    { "CourseScienceStr", "课程科类" },
                    { "ClassName", "上课类型" },
                    { "CourseSynopsis", "课程简介" },
                    { "CourseReserve", "预修课程集" },
                    { "IsEnableStr", "是否启用" },
                    { "Remark", "备注" },
                    { "ErrorMessage", "未导入原因" }
                };

                StringBuilder errorMsg = new StringBuilder(); // 错误信息
                string sourceWebPath = FileUploadHelper.UploadFile(file);
                var sourcePhysicalPath = Server.MapPath(sourceWebPath);

                List<CoursematerialView> errList = new List<CoursematerialView>();
                List<CoursematerialView> dataList = new List<CoursematerialView>();

                int? inCount = 0; //导入个数
                int? upCount = 0; //更新个数
                int? errCount = 0; //失败个数

                //导入
                CoursematerialServices.CoursematerialImport(cellheader, out inCount, out upCount, out errList, out errCount, sourcePhysicalPath);

                System.IO.File.Delete(sourcePhysicalPath);//删除本地缓存文件

                if (errList.Count() > 0)
                {
                    //获取错误数据文件路径
                    string errorWebPath = string.Format("{0}", NpoiExcelHelper
                            .EntityListToExcel2003(cellheader, errList, "课程信息导入失败文件", sourcePhysicalPath));

                    ViewBag.ErrorFile = errorWebPath;

                    string Errinfo = string.Format("提示：{0}条课程信息导入成功，{1}条课程信息更新成功，{2}条课程信息导入失败,点击查看。",
                            inCount, upCount, errCount);

                    ViewBag.operationTips = Errinfo;

                    return RedirectToAction("MsgShow", "Common", new
                    {
                        WindowID = "none",
                        msg = Errinfo,
                        url = Url.Action("Import").AddMenuParameter() + "&errorFile=" + errorWebPath + "&operationTips="
                            + Errinfo + "&WindowID=" + Request["WindowID"]
                    });
                }
                else
                {
                    string successInfo = string.Format("提示：{0}条课程信息导入成功，{1}条课程信息更新成功。", inCount, upCount);

                    return RedirectToAction("MsgShow", "Common", new
                    {
                        WindowID = Request["WindowID"],
                        msg = successInfo,
                        url = Url.Action("List").AddMenuParameter()
                    });
                }
            }
            catch (Exception ex)
            {
                return RedirectToAction("MsgShow", "Common", new
                {
                    WindowID = "none",
                    msg = "导入失败，原因：" + ex.Message,
                    url = Url.Action("Import").AddMenuParameter() + "&WindowID=" + Request["WindowID"]
                });
            }
        }

    }
}