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