using System;
using System.Collections.Generic;
using System.Linq;
using System.Web;
using System.Web.Mvc;
using EMIS.ViewModel;
using EMIS.Web.Controls;
using Bowin.Web.Controls.Mvc;
using EMIS.CommonLogic.MinorManage.MinorApply;
using Bowin.Common.JSON;
using EMIS.ViewModel.MinorManage.MinorApply;
using EMIS.ViewModel.WorkflowManage;
using Bowin.Common.Utility;
using Bowin.Common.Data;

namespace EMIS.Web.Controllers.MinorManage.MinorApply
{
    [Authorization]
    public class MinorRegistApproveController : Controller
    {
        //
        // GET: /MinorApply/
        public IMinorApplyServices minorApplyServices { get; set; }

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

        [HttpPost]
        public ActionResult List(QueryParamsModel pararms)
        {
            ConfiguretView configuretView = ConfiguretExtensions.GetConfiguretermsView(pararms);
            var schoolyearID = pararms.getExtraGuid("SchoolyearDropdown");
            var collegeID = pararms.getExtraGuid("CollegeDropdown");
            var yearID = pararms.getExtraInt("SchoolyearDictionaryDropDown") == DropdownList.SELECT_ALL ? null : pararms.getExtraInt("SchoolyearDictionaryDropDown");
            var standardID = pararms.getExtraInt("StandardDictionaryDropDown") == DropdownList.SELECT_ALL ? null : pararms.getExtraInt("StandardDictionaryDropDown");
            var classmajorID = pararms.getExtraGuid("ClassmajorDropdown");
            var minorStandardID = pararms.getExtraInt("MinorStandardDropDown") == DropdownList.SELECT_ALL ? null : pararms.getExtraInt("MinorStandardDropDown");

            var approvalStatus = -1;

            return base.Json(minorApplyServices.MinorApplyViewGrid(configuretView, schoolyearID, collegeID, yearID, standardID, classmajorID, minorStandardID, approvalStatus, (int)pararms.page, (int)pararms.rows));
        }

        public ActionResult Excel()
        {
            NpoiExcelHelper neh = new NpoiExcelHelper();
            ConfiguretView configuretView = ConfiguretExtensions.GetConfiguretermsView(null);
            var schoolyearID = Request.Form["SchoolyearDropdown"] == DropdownList.SELECT_ALL.ToString() ? null : Request.Form["SchoolyearDropdown"].ParseStrTo<Guid>();
            var collegeID = Request.Form["CollegeDropdown"].ParseStrTo<Guid>();
            var yearID = Request.Form["SchoolyearDictionaryDropDown"].ParseStrTo<int>() == DropdownList.SELECT_ALL ? null : Request.Form["SchoolyearDictionaryDropDown"].ParseStrTo<int>();
            var standardID = Request.Form["StandardDropDown"].ParseStrTo<int>() == DropdownList.SELECT_ALL ? null : Request.Form["StandardDropDown"].ParseStrTo<int>();

            var classmajorID = Request.Form["ClassmajorDropdown"] == DropdownList.SELECT_ALL.ToString() ? null : Request.Form["ClassmajorDropdown"].ParseStrTo<Guid>();
            var minorStandardID = Request.Form["MinorStandardDropDown"].ParseStrTo<int>() == DropdownList.SELECT_ALL ? null : Request.Form["MinorStandardDropDown"].ParseStrTo<int>();
            var approvalStatus = -1;
            var minorApplyIDString = Request.Form["SelectedID"];
            var minorApplyIDList = minorApplyIDString.Split(',').Where(x => !string.IsNullOrEmpty(x)).Select(x => (Guid?)new Guid(x)).ToList();
            

            var dt = minorApplyServices.GetMinorApplyViewList(configuretView, schoolyearID, collegeID, yearID, standardID, classmajorID, minorStandardID, approvalStatus, minorApplyIDList)
                    .Select(x => new
                    {
                        x.SchoolyearCode,
                        x.GrademajorName,
                        x.ClassmajorName,
                        x.LoginID,
                        x.UserName,
                        x.GrademinorCode,
                        x.GrademinorName,
                        x.RecordStatusStr
                    }).ToTable();

            string[] liststring = { "学年学期", "年级专业", "班级名称", "学号", "姓名", "辅修专业代码", "辅修专业名称", "状态"};

            neh.Export(dt, liststring, "辅修报名信息" + DateTime.Now.ToString("yyyyMMdd"));

            return Json(new ReturnMessage()
            {
                IsSuccess = true,
                Message = "导出成功。"
            });
        }

        /// <summary>
        /// 审核（单个页面）
        /// </summary>
        /// <param name="graduationApplyID"></param>
        /// <returns></returns>
        [HttpGet]
        public ActionResult Approve(string minorApplyID)
        {
            //查询对应的审核信息
            var minorID = new Guid(minorApplyID);
            var minorApplyView = minorApplyServices.GetMinorApplyView(minorID);

            if (minorApplyView == null)
            {
                return RedirectToAction("MsgShow", "Common", new
                {
                    WindowID = Request["WindowID"],
                    msg = "操作失败，原因：数据有误。",
                    url = Url.Action("List").AddMenuParameter()
                });
            }

            //对已结束的流程状态进行判断（包括正常结束、非正常结束[BP]标识）
            var endStatusList = minorApplyServices.GetBackpointStatus();
            var correctEndStatusID = minorApplyServices.GetCorrectEndStatus();
            endStatusList.Add(correctEndStatusID);

            foreach (var endStatus in endStatusList)
            {
                if (minorApplyView.RecordStatus == endStatus)
                {
                    return RedirectToAction("MsgShow", "Common", new
                    {
                        WindowID = Request["WindowID"],
                        msg = "无法对已结束的流程进行审核。",
                        url = Url.Action("List").AddMenuParameter()
                    });
                }
            }

            var user = EMIS.Utility.FormValidate.CustomPrincipal.Current;

            //根据当前环节ID、用户ID查询下一步审批动作信息List（ActionView）
            var actionViewList = minorApplyServices.GetActionView((Guid)minorID, user.UserID);

            if (actionViewList == null || actionViewList.Count() <= 0)
            {
                return RedirectToAction("MsgShow", "Common", new
                {
                    WindowID = Request["WindowID"],
                    msg = "对不起，您没权限操作。",
                    url = Url.Action("List").AddMenuParameter()
                });
            }

            var dropList = actionViewList.Select(x => new DropdownListItem { Text = x.ActionName, Value = x.ToJson() }).ToList();
            ViewData["listAction"] = dropList;
            ViewData["minorApplyID"] = minorApplyID;
            return View(minorApplyView);
        }

        /// <summary>
        /// 审核（单个页面）
        /// </summary>
        /// <param name="graduationApplyView"></param>
        /// <returns></returns>
        [HttpPost]
        public ActionResult Approve(MinorApplyView minorApplyView)
        {
            try
            {
                List<Guid?> list = new List<Guid?>();
                list.Add(minorApplyView.StudentMinorRegistID);

                var user = EMIS.Utility.FormValidate.CustomPrincipal.Current;
                string action = Request.Form["ddlAction"];
                if (string.IsNullOrEmpty(action))
                {
                    throw new Exception("请选择处理动作");
                }
                var actionID = action.JsonToObject<ActionView>().ActionID;

                minorApplyServices.MinorApproveConfirm(list, user.UserID, actionID, minorApplyView.Comment);

                return Json(new ReturnMessage()
                {
                    IsSuccess = true,
                    Message = "审核成功。"
                });
            }
            catch (Exception ex)
            {
                return Json(new ReturnMessage()
                {
                    IsSuccess = false,
                    Message = "审核失败，原因：" + ex.Message + "。"
                });
            }
        }

        [HttpPost]
        public ActionResult ApproveConfirm(string minorRegistRegistIDs, Guid actionID, string comment)
        {
            try
            {
                List<Guid?> list = minorRegistRegistIDs.Split(',').Where(x => !string.IsNullOrEmpty(x))
                    .Select(x => (Guid?)new Guid(x)).ToList();

                var user = EMIS.Utility.FormValidate.CustomPrincipal.Current;

                minorApplyServices.MinorApproveConfirm(list, user.UserID, actionID, comment);

                return Json(new ReturnMessage()
                {
                    IsSuccess = true,
                    Message = "审核成功。"
                });
            }
            catch (Exception ex)
            {
                return Json(new ReturnMessage()
                {
                    IsSuccess = false,
                    Message = "审核失败，原因：" + ex.Message + "。"
                });
            }
        }
    }
}