using CoreDatabase; using CoreDatabase.Models.Department; using DepartmentContract.BindingModels; using DepartmentContract.Services.IGenericEntityService; using DepartmentContract.ViewModels; using Microsoft.EntityFrameworkCore; using System.Linq; using ToolsModule.ManagmentEntity; namespace DepartmentDatabaseImplementation.Implementations.AbstractGenerticEntityService { /// /// Реализация интерфейса IBasicDepartmentService /// public class BasicDepartmentService : AbstractGenerticEntityService, IBasicDepartmentService { protected override OperationResultModel AdditionalCheckingWhenAdding(DbContext context, BasicDepartmentSetBindingModel model) => OperationResultModel.Success(null); protected override OperationResultModel AdditionalCheckingWhenDeleting(DbContext context, BasicDepartment entity, BasicDepartmentGetBindingModel model) => OperationResultModel.Success(null); protected override IQueryable AdditionalCheckingWhenReadingList(IQueryable query, BasicDepartmentGetBindingModel model) { if (model.LecturerId.HasValue) { query = query.Where(x => x.LecturerId == model.LecturerId.Value); } return query; } protected override OperationResultModel AdditionalCheckingWhenUpdateing(DbContext context, BasicDepartmentSetBindingModel model) => OperationResultModel.Success(null); protected override void AdditionalDeleting(DbContext context, BasicDepartment entity, BasicDepartmentGetBindingModel model) { var studentrecords = context.Set().Where(x => x.BasicDepartmentId == model.Id); foreach (var record in studentrecords) { record.BasicDepartmentId = null; } context.SaveChanges(); var disciplinerecords = context.Set().Where(x => x.BasicDepartmentId == model.Id); foreach (var record in disciplinerecords) { record.BasicDepartmentId = null; } context.SaveChanges(); } protected override BasicDepartment GetUniqueEntity(BasicDepartmentSetBindingModel model, DbContext context) => context.Set().FirstOrDefault(x => x.BasicDepartmentName == model.BasicDepartmentName && x.Id != model.Id); protected override IQueryable IncludingWhenReading(IQueryable query) => query.Include(x => x.Lecturer); protected override IQueryable OrderingWhenReading(IQueryable query) => query.OrderBy(x => x.BasicDepartmentName); } }