public void CreateFieldsUsecase_GivenValidFields_ShouldExcutePopulateAndReadOnly()
{
//Arrange
var response = new PdfFieldsOperationsResponse
{
Output = new byte[512]
};
var templateByte = new byte[362];
var inputData = new List <PdfFields>
{
new PdfFields
{
FieldName = "Surname",
FieldValue = "Tembe"
}
};
var fieldsSubstitute = Substitute.For <IPdfOperations>();
fieldsSubstitute.PopulateFieldValues(Arg.Any <byte[]>(), Arg.Any <List <PdfFields> >()).Returns(response);
fieldsSubstitute.MarkFieldsReadOnly(Arg.Any <byte[]>(), Arg.Any <List <PdfFields> >()).Returns(response);
var sut = new PopulatePdfUseCase(fieldsSubstitute);
//Act
var actual = sut.Execute(templateByte, inputData);
//Assert
fieldsSubstitute.Received().PopulateFieldValues(Arg.Any <byte[]>(), Arg.Any <List <PdfFields> >());
fieldsSubstitute.Received().MarkFieldsReadOnly(Arg.Any <byte[]>(), Arg.Any <List <PdfFields> >());
}
public PdfFieldsOperationsResponse MarkFieldsReadOnly(byte[] template, List <PdfFields> listOfFields)
{
var results = new PdfFieldsOperationsResponse();
var documentBytes = new byte[0];
using (var incomingStream = new MemoryStream(template))
{
var pdfDocument = new Document(incomingStream);
foreach (var field in listOfFields)
{
var fieldName = field.FieldName;
bool fieldNotFound = FieldNotFound(pdfDocument, fieldName);
if (fieldNotFound)
{
return(FieldErrorMessage(documentBytes, results, fieldName));
}
pdfDocument.Form[fieldName].ReadOnly = true;
}
documentBytes = Save(pdfDocument);
}
results.ErrorMessage = string.Empty;
results.Output = documentBytes;
return(results);
}
private static AttachBarCodeRequest Map(Barcode barcode, PdfFieldsOperationsResponse fieldsOperator, CreateBarCodeResponse barCodeCreator, IConfigurationProvider config)
{
var mapper = config.CreateMapper();
var attachBarCodeRequest = mapper.Map <Barcode, AttachBarCodeRequest>(barcode);
attachBarCodeRequest.FileBytes = fieldsOperator.Output;
attachBarCodeRequest.QrCodeBytes = barCodeCreator.BarCode;
return(attachBarCodeRequest);
}
public PdfFieldsOperationsResponse PopulateFieldValues(byte[] template, List <PdfFields> listOfFields)
{
var documentBytes = new byte[0];
var results = new PdfFieldsOperationsResponse();
using (var incomingStream = new MemoryStream(template))
{
var pdfDocument = new Document(incomingStream);
foreach (var field in listOfFields)
{
var fieldName = field.FieldName;
var fieldValue = field.FieldValue;
bool fieldNotFound = FieldNotFound(pdfDocument, fieldName);
if (fieldNotFound)
{
return(FieldErrorMessage(documentBytes, results, fieldName));
}
var textBoxField = pdfDocument.Form[fieldName] as TextBoxField;
if (textBoxField != null)
{
var maxLength = (pdfDocument.Form[fieldName] as TextBoxField).MaxLen;
var exceededLength = fieldValue.Length - maxLength;
if (ValueExceededMaxLength(fieldValue, maxLength) && HasMaximumLength(maxLength))
{
results.Output = documentBytes;
results.ErrorMessage = $"{fieldName} has exceeded its maximum value by {exceededLength}";
return(results);
}
textBoxField.Value = fieldValue;
continue;
}
var checkboxField = pdfDocument.Form[fieldName] as CheckboxField;
checkboxField.Checked = true;
}
documentBytes = Save(pdfDocument);
}
results.ErrorMessage = string.Empty;
results.Output = documentBytes;
return(results);
}
public PdfFieldsOperationsResponse Execute(byte[] templateByte, List <PdfFields> fieldsToPopulate)
{
var populatedFieldBytes = _fieldsOperations.PopulateFieldValues(templateByte, fieldsToPopulate);
if (populatedFieldBytes.HadError())
{
return(populatedFieldBytes);
}
var readOnlyBytes = _fieldsOperations.MarkFieldsReadOnly(populatedFieldBytes.Output, fieldsToPopulate);
var result = new PdfFieldsOperationsResponse {
Output = readOnlyBytes.Output
};
return(result);
}
private static PdfFieldsOperationsResponse FieldErrorMessage(byte[] documentBytes, PdfFieldsOperationsResponse results, string fieldName)
{
results.Output = documentBytes;
results.ErrorMessage = $"{fieldName} cannot be found";
return(results);
}
