using EntityFrameworkCore.Triggered;
using System.Linq.Dynamic.Core;

namespace IRaCIS.Core.Application.Triggers
{
    //病灶编号维护
    public class TableQuestionRowTrigger(
       IRepository<ReadingQuestionTrial> _readingQuestionTrialRepository) : IBeforeSaveTrigger<ReadingTableAnswerRowInfo>
    {

        public async Task BeforeSave(ITriggerContext<ReadingTableAnswerRowInfo> context, CancellationToken cancellationToken)
        {
            Dictionary<int, string> splitLesionDic = new Dictionary<int, string>()
                  {
                       {1, "a"  },
                       {2, "b"  },
                       {3, "c"  },
                       {4, "d"  },
                       {5, "e"  },
                       {6, "f"  },
                       {7, "g"  },
                       {8, "h"  },
                       {9, "i"  },
                       {10, "j"  },
                       {11, "k"  },
                       {12, "l"  },
                       {13, "m"  },
                       {14, "n"  },
                       {15, "o"  },
                       {16, "p"  },
                       {17, "q"  },
                       {18, "r"  },
                       {19, "s"  },
                       {20, "t"  },
                       {21, "u"  },
                       {22, "v"  },
                       {23, "w"  },
                       {24, "x"  },
                       {25, "y"  },
                       {26, "z"  },

                  };
            if (context.Entity.OrderMark == string.Empty)
            {
                context.Entity.OrderMark = await _readingQuestionTrialRepository.Where(x => x.Id == context.Entity.QuestionId).Select(x => x.OrderMark).FirstOrDefaultAsync();

            }
            if (context.Entity.RowIndex % 1 == 0)
            {
                context.Entity.RowMark = context.Entity.OrderMark + decimal.ToInt32(context.Entity.RowIndex).ToString().PadLeft(2, '0');
            }
            else
            {
                context.Entity.RowMark = context.Entity.OrderMark + Math.Floor(context.Entity.RowIndex).ToString().PadLeft(2, '0') + splitLesionDic[decimal.ToInt32((context.Entity.RowIndex % 1) * 100)];
            }

            //return Task.CompletedTask;
        }
    }
}