using Competition.Common.Util;
using CompetitionAPI.api.unity;
using CompetitionAPI.Util;
using Microsoft.AspNetCore.Authorization;
using Microsoft.AspNetCore.Hosting;
using Microsoft.AspNetCore.Http;
using Microsoft.AspNetCore.Mvc;
using Newtonsoft.Json;
using System.Collections.Generic;

namespace CompetitionAPI.Controllers.unity
{
    [Route("unity/[controller]")]
    [ApiController]
    public class WriteUserOperationTicketController : Controller
    {
        Competition.Mysql.BLL.pow_user_exam user_exam_bll = new Competition.Mysql.BLL.pow_user_exam();

        Competition.Mysql.BLL.pow_exam exam_bll = new Competition.Mysql.BLL.pow_exam();

        Competition.Mysql.BLL.pow_user_operation_ticket bll_pow_user_operation_ticket = new Competition.Mysql.BLL.pow_user_operation_ticket();

        Competition.Mysql.BLL.pow_exam_operation_ticket bll_pow_exam_operation_ticket = new Competition.Mysql.BLL.pow_exam_operation_ticket();

        Competition.Mysql.BLL.pow_achievement bll_pow_achievement = new Competition.Mysql.BLL.pow_achievement();

        Competition.Mysql.BLL.admin_user bll_admin_User = new Competition.Mysql.BLL.admin_user();

        public WriteUserOperationTicketController()
        {

        }

        /// <summary>
        /// 操作票写入接口
        /// </summary>
        /// <param name="req"></param>
        /// <returns></returns>
        [Authorize]
        [HttpPost]
        [APIFilter]
        public JsonResult Index([FromForm] WriteUserOperationTicketRequest req)
        {
            try
            {
                if (string.IsNullOrEmpty(req.data))
                {
                    return Json(Tool.GetJsonWithCode(APICode.Fail, "data参数不能为空"));
                }

                if (string.IsNullOrEmpty(req.ExamId))
                {
                    return Json(Tool.GetJsonWithCode(APICode.Fail, "ExamId参数不能为空"));
                }

                if (string.IsNullOrEmpty(req.Type))
                {
                    return Json(Tool.GetJsonWithCode(APICode.Fail, "Type参数不能为空"));
                }

                if (string.IsNullOrEmpty(req.UserId))
                {
                    return Json(Tool.GetJsonWithCode(APICode.Fail, "UserId参数不能为空"));
                }

                var user_exam_model = user_exam_bll.GetModelList(" ExamId='" + req.ExamId + "' and UserId='" + req.UserId + "' ").FirstOrDefault();
                if (user_exam_model != null)
                {
                    //if (user_exam_model.Status == "已结束")
                    //{
                    //    return Json(Tool.GetJsonWithCode(APICode.Fail, "考生考试已结束"));
                    //}
                }
                else
                {
                    return Json(Tool.GetJsonWithCode(APICode.Fail, "考生考试信息不存在"));
                }

                var achievement = bll_pow_achievement.GetModelList(" ExamId='" + req.ExamId + "' and UserId='" + req.UserId + "' ").FirstOrDefault();
                if (null == achievement)
                {
                    return Json(Tool.GetJsonWithCode(APICode.Fail, "考生成绩数据不存在"));
                }

                //用户操作ticket
                var list_user_operation_ticket = JsonConvert.DeserializeObject<List<OperationTicketData>>(req.data);
                var qry = string.Format(" ExamId='{0}' and Type='{1}'  and LENGTH(Content)>0 ", req.ExamId, req.Type);
                var list_exam_operation_ticket = bll_pow_exam_operation_ticket.GetModelList(qry).OrderBy(s => s.SerialNumber).ToList();
                int total_score = 5;
                var list_TicketId_HasScore = new List<string>();
                var list = new List<OperationTicketData>();
                var score = Compute(ref total_score, out list, list_TicketId_HasScore, list_user_operation_ticket, list_exam_operation_ticket);
                list_user_operation_ticket = list_user_operation_ticket.OrderBy(a => a.SerialNumber).ToList();
                for (int i = 0; i < list.Count; i++)
                {
                    var item = list[i];
                    var model = new Competition.Mysql.Model.pow_user_operation_ticket();
                    model.UserOperationTicketId = Guid.NewGuid().ToString("N");
                    model.UserId = req.UserId;
                    model.ExamId = req.ExamId;
                    model.OperationTicketId = item.OperationTicketId;
                    model.Type = req.Type;
                    model.SerialNumber = i + 1;  // int.Parse(item.SerialNumber); 
                    model.Content = item.Content;
                    if (item.ExamOperationTicketId == "2")
                    {
                        model.IsSelect = "0"; //是否选择 0：未选择，1：已选择
                    }
                    else
                    {
                        model.IsSelect = "1"; //是否选择 0：未选择，1：已选择
                    }
                    model.IsScore = list_TicketId_HasScore.Contains(item.Content) ? "0" : "1";  //是否扣分 0：否，1：是
                    model.CreateTime = DateTime.Now;
                    bll_pow_user_operation_ticket.Add(model);
                }

                var details_model = new Competition.Mysql.Model.pow_achievement_details();
                details_model.DetailsId = Guid.NewGuid().ToString("N");
                details_model.AchievementId = achievement.AchievementId;
                details_model.ItemName = req.Type + "操作票选择";
                details_model.ItemizedScore = total_score;
                details_model.Type = req.Type + "操作票";
                details_model.CreateTime = DateTime.Now;
                details_model.TotalScore = 5;
                bll_pow_achievement.OperationAddUpdateData(new List<Competition.Mysql.Model.pow_achievement_details>() { details_model }, achievement.AchievementId, total_score);
                return Json(Tool.GetJsonWithCode(APICode.Success, "操作票总分：" + total_score));
            }
            catch (Exception ex)
            {
                LogHelper.WriteLog(ex.Message + "，行号：" + ex.StackTrace);
                return Json(Tool.GetJsonWithCode(APICode.Fail, "发生错误，请联系管理员。"));
            }
        }

        private int Compute(ref int total, out List<OperationTicketData> list, List<string> list_TicketId_HasScore, List<OperationTicketData> list_user_operation_ticket, List<Competition.Mysql.Model.pow_exam_operation_ticket> list_exam_operation_ticket)
        {
            list = new List<OperationTicketData>();
            var distance = 0;
            for (int i = 0; i < list_exam_operation_ticket.Count; i++)
            {
                var item_exam = list_exam_operation_ticket[i];
                var item_user = list_user_operation_ticket.FirstOrDefault(s => s.Content == item_exam.Content);
                if (item_user != null)
                {
                    var user_Index = list_user_operation_ticket.IndexOf(item_user);
                    if (i != user_Index)
                    {
                        distance = distance + 1;
                    }
                    else
                    {
                        list_TicketId_HasScore.Add(item_exam.Content);
                    }

                    list.Add(new OperationTicketData() { ExamOperationTicketId = "1", OperationTicketId = item_exam.OperationTicketId, Type = item_exam.Type, Content = item_exam.Content });
                }
            }

            //多选  用户操作票里有，答案操作票里没有
            var CaseNumberList = list_exam_operation_ticket.Select(s => s.Content).ToArray();
            var DifferentData = list_user_operation_ticket.Where(s => !CaseNumberList.Contains(s.Content)).ToList();
            if (DifferentData.Count() > 0)
            {
                distance = distance + DifferentData.Count();
                list.AddRange(DifferentData);
            }
            //少选  答案操作票里有，用户操作票里没有
            var localCaseNumberList = list_user_operation_ticket.Select(s => s.Content).ToArray();
            var FieldCaseData = list_exam_operation_ticket.Where(s => !localCaseNumberList.Contains(s.Content)).ToList();
            if (FieldCaseData.Count() > 0)
            {
                distance = distance + FieldCaseData.Count();
                var new_list = (from f in FieldCaseData
                                select new OperationTicketData() { ExamOperationTicketId = "2", OperationTicketId = f.OperationTicketId, Type = f.Type, Content = f.Content }).ToList();
                list.AddRange(new_list);
            }
            total = total - distance;
            if (total <= 0)
            {
                total = 0;
            }
            return total;
        }

        /// <summary>
        /// 计算操作票得分
        /// </summary>
        /// <param name="total">总分</param>
        /// <param name="list_TicketId_HasScore">保存未扣分项</param>
        /// <param name="list_user_operation_ticket">用户操作票</param>
        /// <param name="list_exam_operation_ticket">答案操作票</param>
        /// <returns></returns>
        private int ComputeTicketScore(ref int total, List<string> list_TicketId_HasScore, List<OperationTicketData> list_user_operation_ticket, List<Competition.Mysql.Model.pow_exam_operation_ticket> list_exam_operation_ticket)
        {
            for (int i = 0; i < list_exam_operation_ticket.Count; i++)
            {
                var item_exam = list_exam_operation_ticket[i];
                var item_user = list_user_operation_ticket.FirstOrDefault(s => s.OperationTicketId == item_exam.OperationTicketId);
                //没找到答案 扣1分
                if (null == item_user)
                {
                    total--;
                    if (total <= 0)
                    {
                        return 0;
                    }
                    continue;
                }
                //找到答案 扣除距离分
                var exam_index = i;
                var user_Index = list_user_operation_ticket.IndexOf(item_user);
                var distance = user_Index - exam_index;
                //不扣分项
                if (distance == 0)
                {
                    list_TicketId_HasScore.Add(item_user.OperationTicketId);
                }
                total = total - distance;
                if (total <= 0)
                {
                    return 0;
                }
                //剩余用户答案
                var remain_user_operation_ticket = new List<OperationTicketData>();
                for (var jindex = user_Index + 1; jindex < list_user_operation_ticket.Count; jindex++)
                {
                    remain_user_operation_ticket.Add(list_user_operation_ticket[jindex]);
                }
                //剩余标准答案
                var remain_exam_operation_ticket = new List<Competition.Mysql.Model.pow_exam_operation_ticket>();
                for (var e_index = exam_index + 1; e_index < list_exam_operation_ticket.Count; e_index++)
                {
                    remain_exam_operation_ticket.Add(list_exam_operation_ticket[e_index]);
                }
                //多余的用户操作票扣分
                if (remain_exam_operation_ticket.Count <= 0)
                {
                    total = total - remain_user_operation_ticket.Count;
                    if (total <= 0)
                    {
                        return 0;
                    }
                }
                return ComputeTicketScore(ref total, list_TicketId_HasScore, remain_user_operation_ticket, remain_exam_operation_ticket);
            }
            return total;
        }
    }
}