using Model;
using System.Collections.Generic;
using System.Linq;

namespace BLL
{
    /// <summary>
    /// 岗位培训记录明细
    /// </summary>
    public static class PostTrainingRecordDetailService
    {
        /// <summary>
        /// 根据主键获取岗位培训记录明细信息
        /// </summary>
        /// <param name="Id"></param>
        /// <returns></returns>
        public static PostTraining_Record_Detail GetRecordDetailById(string Id)
        {
            return Funs.DB.PostTraining_Record_Detail.FirstOrDefault(e => e.Id == Id);
        }

        /// <summary>
        /// 根据记录Id、人员Id获取岗位培训记录明细信息
        /// </summary>
        /// <param name="recordId"></param>
        /// <param name="personId"></param>
        /// <returns></returns>
        public static PostTraining_Record_Detail GetRecordDetailByRecordIdPersonId(string recordId, string personId)
        {
            return Funs.DB.PostTraining_Record_Detail.FirstOrDefault(e => e.RecordId == recordId && e.PersonId == personId);
        }

        /// <summary>
        /// 根据主键记录Id获取所有的培训明细信息
        /// </summary>
        /// <param name="recordId"></param>
        /// <returns></returns>
        public static List<Model.PostTraining_Record_Detail> GetRecordDetailByRecordId(string recordId)
        {
            return (from x in Funs.DB.PostTraining_Record_Detail where x.RecordId == recordId select x).ToList();
        }

        /// <summary>
        /// 添加岗位培训记录明细
        /// </summary>
        /// <param name="model"></param>
        public static void AddRecordDetail(PostTraining_Record_Detail model)
        {
            PostTraining_Record_Detail newModel = new PostTraining_Record_Detail
            {
                Id = model.Id,
                RecordId = model.RecordId,
                PersonId = model.PersonId
            };
            Funs.DB.PostTraining_Record_Detail.InsertOnSubmit(newModel);
            Funs.DB.SubmitChanges();
        }

        /// <summary>
        /// 修改
        /// </summary>
        /// <param name="model"></param>
        public static void UpdateRecordDetail(PostTraining_Record_Detail model)
        {
            PostTraining_Record_Detail newModel = Funs.DB.PostTraining_Record_Detail.FirstOrDefault(e => e.Id == model.Id);
            if (newModel != null)
            {
                newModel.RecordId = model.RecordId;
                newModel.PersonId = model.PersonId;
                Funs.DB.SubmitChanges();
            }
        }

        /// <summary>
        /// 删除
        /// </summary>
        /// <param name="Id"></param>
        public static void DeleteRecordDetailById(string Id)
        {
            PostTraining_Record_Detail model = Funs.DB.PostTraining_Record_Detail.FirstOrDefault(e => e.Id == Id);
            if (model != null)
            {
                CommonService.DeleteAttachFileById(Id);
                Funs.DB.PostTraining_Record_Detail.DeleteOnSubmit(model);
                Funs.DB.SubmitChanges();
            }
        }


        /// <summary>
        /// 根据主键删除培训记录
        /// </summary>
        /// <param name="detailId"></param>
        public static void DeleteTrainDetailByTrainDetail(string detailId)
        {
            Model.SGGLDB db = Funs.DB;
            Model.PostTraining_Record_Detail trainDetails = Funs.DB.PostTraining_Record_Detail.FirstOrDefault(e => e.Id == detailId);
            if (trainDetails != null)
            {
                db.PostTraining_Record_Detail.DeleteOnSubmit(trainDetails);
                db.SubmitChanges();

                var record = PostTrainingRecordService.GetRecordById(trainDetails.RecordId);
                if (record != null)
                {
                    record.PersonNum -= 1;
                    BLL.PostTrainingRecordService.UpdateRecord(record);
                }
            }
        }

    }
}