示例#1
0
            public async Task <AircraftDto> Handle(Command request, CancellationToken cancellationToken)
            {
                if (await _context.Aircraft.Where(x => x.AircraftName == request.AircraftName).AnyAsync())
                {
                    throw new RestException(HttpStatusCode.BadRequest, new { AircraftName = "Aircraft name already exist" });
                }
                string uploads  = Path.Combine(_hostEnvironment.WebRootPath, "api", "uploads");
                string filePath = Path.Combine(uploads, request.File.FileName);

                using (Stream fileStream = new FileStream(filePath, FileMode.Create))
                {
                    await request.File.CopyToAsync(fileStream);
                }
                var aircraftId = _context.Aircraft.Max(el => el.Id) + 1;
                var categoryId = _context.Category.Max(el => el.Id) + 1;
                var typeId     = _context.Type.Max(el => el.Id) + 1;
                var categories = JsonSerializer.Deserialize <CategoryDto>(request.Categories, new JsonSerializerOptions {
                    PropertyNameCaseInsensitive = true
                });
                var types = JsonSerializer.Deserialize <TypeDto>(request.Types, new JsonSerializerOptions {
                    PropertyNameCaseInsensitive = true
                });

                foreach (var category in categories.Categories)
                {
                    if (!_context.Category.Any(c => c.CategoryName == category))
                    {
                        await _context.AircraftCategory.AddAsync(new AircraftCategory
                        {
                            AircraftId = aircraftId,
                            CategoryId = categoryId
                        });

                        await _context.Category.AddAsync(new Category
                        {
                            Id           = categoryId,
                            CategoryName = category,
                        });

                        categoryId++;
                    }
                    else
                    {
                        var existingCategory = await _context.Category.Where(c => c.CategoryName == category).FirstOrDefaultAsync();

                        var existingCategoryId = existingCategory.Id;
                        await _context.AircraftCategory.AddAsync(new AircraftCategory
                        {
                            AircraftId = aircraftId,
                            CategoryId = existingCategoryId
                        });
                    }
                }

                foreach (var type in types.Types)
                {
                    if (!_context.Type.Any(c => c.TypeName == type))
                    {
                        await _context.AircraftType.AddAsync(new AircraftType
                        {
                            AircraftId = aircraftId,
                            TypeId     = typeId
                        });

                        await _context.Type.AddAsync(new Domain.Type
                        {
                            Id       = typeId,
                            TypeName = type,
                        });

                        typeId++;
                    }
                    else
                    {
                        var existingType = await _context.Type.Where(t => t.TypeName == type).FirstOrDefaultAsync();

                        var existingTypeId = existingType.Id;
                        await _context.AircraftType.AddAsync(new AircraftType
                        {
                            AircraftId = aircraftId,
                            TypeId     = existingTypeId
                        });
                    }
                }
                var image = new Image
                {
                    AircraftId = aircraftId,
                    ImageUrl   = "uploads/" + request.File.FileName
                };
                await _context.Images.AddAsync(image);

                var aircraft = new Aircraft
                {
                    Id            = aircraftId,
                    AircraftName  = request.AircraftName,
                    Description   = request.Description,
                    YearInService = request.YearInService,
                    Country       = request.Country,
                };
                await _context.Aircraft.AddAsync(aircraft);

                await CreateNotification(_userAccessor.GetCurrentUsername(), aircraft.AircraftName);

                var success = await _context.SaveChangesAsync() > 0;

                if (success)
                {
                    var retAircraft = await _context.Aircraft.FindAsync(new object[] { aircraftId }, cancellationToken);

                    var aircraftDto      = _mapper.Map <Aircraft, AircraftDto>(retAircraft);
                    var addDocInIndexRes = await _elasticClient.IndexDocumentAsync(aircraftDto);

                    if (addDocInIndexRes.OriginalException != null)
                    {
                        throw addDocInIndexRes.OriginalException;
                    }
                    return(aircraftDto);
                }

                throw new Exception("Problem saving changes");
            }