public async Task <IActionResult> Post([FromBody] BookLendingRequestDto model)
{
if (!ModelState.IsValid)
{
return(BadRequest());
}
//Checking the book if it is available to Lend
var bookDetail = await _bookService.GetByIdAsync(model.BookId);
if (bookDetail == null)
{
return(BadRequest());
}
if (!bookDetail.Available2Lend)
{
return(NoContent());
}
// Lending a book
var result = await _bookLendingService.BookLending(model);
if (result != null)
{
// Update the field Available2Lend to False in Book
_bookService.UpdateAvailable2Lend(bookDetail.Id, false);
return(Created(nameof(Post), result));
}
else
{
return(NoContent());
}
}
public async Task BorrowABook_BookExistFailedToBorrow_NoContent()
{
// Arrange
var bookId = 1;
var userId = "2";
var bookLendingRequest = new BookLendingRequestDto
{
BookId = bookId,
Id = 1,
UserId = userId
};
var bookInfo = new BookResponseDto
{
Id = bookId,
Name = "Book 1",
PublishedDate = new DateTime(2015, 10, 1),
Available2Lend = true
};
_bookServiceMock.Setup(c => c.GetByIdAsync(bookLendingRequest.BookId)).ReturnsAsync(bookInfo);
_bookLendingServiceMock.Setup(c => c.BookLending(bookLendingRequest)).ReturnsAsync((BookLendingResponseDto)null);
_bookLendingApiController = new BookLendingApiController(_bookLendingServiceMock.Object, _bookServiceMock.Object);
// Act
var result = await _bookLendingApiController.Post(bookLendingRequest);
// Assert
var resultStatus = ((Microsoft.AspNetCore.Mvc.NoContentResult)result).StatusCode;
Assert.Equal((int)HttpStatusCode.NoContent, resultStatus);
}
public async Task <BookLendingResponseDto> BookLending(BookLendingRequestDto bookLending)
{
var bookLendingEntityRequest = MapToRequest(bookLending);
// Create record in book_lending
var bookLendingEntityResponse = await _bookLendingRepository.AddAsync(bookLendingEntityRequest);
// Update the field Available2Lend to False
var insertedBookLending = await _bookLendingRepository.FindByIdAsync(bookLendingEntityResponse.Id, IncludeProperties);
return(MapToResponse(insertedBookLending));
}
private Model.BookLending MapToRequest(BookLendingRequestDto request)
{
if (request != null)
{
return(new Model.BookLending
{
BookId = request.BookId,
UserId = request.UserId,
BorrowDate = DateTime.UtcNow,
ReturnDate = null,
Id = request.Id
});
}
return(null);
}
public async Task <IActionResult> Put([FromRoute] int id, [FromBody] BookLendingRequestDto model)
{
if (!ModelState.IsValid)
{
return(BadRequest());
}
var result = await _bookLendingService.BookReturning(id, model);
if (result)
{
return(Accepted(result));
}
else
{
return(NoContent());
}
}
public async Task BorrowABook_BookNotExist_BadRequest()
{
// Arrange
var bookLendingRequest = new BookLendingRequestDto
{
BookId = 1,
Id = 1,
UserId = "2"
};
_bookServiceMock.Setup(c => c.GetByIdAsync(bookLendingRequest.BookId)).ReturnsAsync((BookResponseDto)null);
_bookLendingApiController = new BookLendingApiController(_bookLendingServiceMock.Object, _bookServiceMock.Object);
// Act
var result = await _bookLendingApiController.Post(bookLendingRequest);
// Assert
var resultStatus = ((Microsoft.AspNetCore.Mvc.BadRequestResult)result).StatusCode;
Assert.Equal((int)HttpStatusCode.BadRequest, resultStatus);
}
public async Task ReturnBook_BookLendingId_NoContent()
{
// Arrange
var returnResult = false;
var bookLendingId = 1;
var bookLendingRequest = new BookLendingRequestDto
{
BookId = 1,
Id = bookLendingId,
UserId = "2"
};
_bookLendingServiceMock.Setup(c => c.BookReturning(bookLendingId, bookLendingRequest)).ReturnsAsync(returnResult);
_bookLendingApiController = new BookLendingApiController(_bookLendingServiceMock.Object, _bookServiceMock.Object);
// Act
var result = await _bookLendingApiController.Put(bookLendingId, bookLendingRequest);
// Assert
var resultStatus = ((Microsoft.AspNetCore.Mvc.NoContentResult)result).StatusCode;
Assert.Equal((int)HttpStatusCode.NoContent, resultStatus);
}
public async Task <bool> BookReturning(int id, BookLendingRequestDto bookLendingRes)
{
var bookLendingToReturn = await _GetByIdAsync(id);
// Could not find the bookLending record
// OR the book has been returned
// OR the bookToReturn does not belong to the user
// OR the book has Available2Lend is TRUE
if (bookLendingToReturn == null ||
bookLendingToReturn.ReturnDate != null ||
bookLendingToReturn.UserId != bookLendingRes.UserId ||
bookLendingToReturn.Book.Available2Lend)
{
return(false);
}
// Update the ReturnDate and the Available to lend to TRUE
bookLendingToReturn.ReturnDate = DateTime.UtcNow;
bookLendingToReturn.Book.Available2Lend = true;
_bookLendingRepository.Update(bookLendingToReturn);
return(true);
}
