/// <summary>
/// Get the blue cards for a merit badge student
/// </summary>
/// <param name="student">The merit badge student we want to get the blue cards for</param>
/// <param name="numberOfPDFs">The number of PDFs we are going to generate</param>
/// <param name="writeVoid">Whether VOID should be written on unused blue cards</param>
/// <returns>A MemoryStream containing the blue cards</returns>
public static MemoryStream GetBlueCards(MeritBadgeStudentViewModel student, int numberOfPDFs, bool writeVoid = true)
{
var blueCardPDFFileName = BlueCardFields.BlueCardFormName;
var blueCardPDFFilePath = Path.Combine("Files", blueCardPDFFileName);
using Stream pdfInputStream = new FileStream(path: blueCardPDFFilePath, mode: FileMode.Open);
using var resultPDFOutputStream = new MemoryStream();
using Stream resultPDFStream = FillForm(pdfInputStream, student, numberOfPDFs, writeVoid);
resultPDFStream.Position = 0;
resultPDFStream.CopyTo(resultPDFOutputStream);
return(resultPDFOutputStream);
}
/// <summary>
/// Exports the blue cards
/// </summary>
/// <param name="classFile">File of classes</param>
/// <param name="counselorFile">File of counselors</param>
/// <param name="studentFile">File of students</param>
/// <param name="studentEntryFile">File of student class entries</param>
/// <param name="sortOrder">The sort order</param>
/// <param name="writeVoid">Whether to separate the downloads by unit number</param>
/// <returns>JSON to download the file through AJAX</returns>
public async Task <IActionResult> OnPost(IFormFile classFile, IFormFile counselorFile, IFormFile studentFile, IFormFile studentEntryFile, int sortOrder, bool writeVoid)
{
if (sortOrder <= 0 || 5 <= sortOrder)
{
sortOrder = 1;
}
(Data, _) = await FileUtility.ImportFile(classFile, (int)FileTypeEnum.ClassFile);
MeritBadgeClasses = Data.MeritBadgeClasses;
(Data, _) = await FileUtility.ImportFile(counselorFile, (int)FileTypeEnum.CounselorFile);
MeritBadgeCounselors = Data.MeritBadgeCounselors;
(Data, _) = await FileUtility.ImportFile(studentFile, (int)FileTypeEnum.StudentFile);
MeritBadgeStudents = Data.MeritBadgeStudents;
(Data, _) = await FileUtility.ImportFile(studentEntryFile, (int)FileTypeEnum.StudentClassEntryFile);
StudentClassEntries = Data.StudentClassEntries;
if (MeritBadgeClasses == null || MeritBadgeCounselors == null || MeritBadgeStudents == null || StudentClassEntries == null)
{
return(NotFound("Error: One or more of the import files are invalid. Please validate the files before exporting."));
}
if (sortOrder == 2)
{
MeritBadgeStudents = MeritBadgeStudents.OrderBy(s => s.FirstName).ToList();
}
else if (sortOrder == 3)
{
MeritBadgeStudents = MeritBadgeStudents.OrderBy(s => s.LastName).ToList();
}
else if (sortOrder == 4)
{
MeritBadgeStudents = MeritBadgeStudents.OrderBy(s => s.UnitNumber).ToList();
}
Data = new MeritBadgeDataHelperModel
{
MeritBadgeClasses = MeritBadgeClasses,
MeritBadgeCounselors = MeritBadgeCounselors,
MeritBadgeStudents = MeritBadgeStudents,
StudentClassEntries = StudentClassEntries,
};
var byteArrays = new List <byte[]>();
foreach (var student in MeritBadgeStudents)
{
try
{
var mbcstudent = new MeritBadgeStudentViewModel(student, Data);
if (mbcstudent.StudentClassEntries.Any())
{
var numberOfPDFs = mbcstudent.StudentClassEntries.Count() / 3;
numberOfPDFs += mbcstudent.StudentClassEntries.Count() % 3 != 0 ? 1 : 0;
for (var i = 1; i <= numberOfPDFs; i++)
{
using var outputPDFStream = BlueCardUtility.GetBlueCards(mbcstudent, i, writeVoid);
byteArrays.Add(outputPDFStream.ToArray());
}
}
}
catch (Exception e)
{
return(NotFound($"Error: Unable to export blue cards for merit badge student with StudentId = {student.StudentId}. Error Message: {e.Message}"));
}
}
var handle = Guid.NewGuid().ToString();
_cache.Set(handle, BlueCardUtility.ConcatenatePDFs(byteArrays), new MemoryCacheEntryOptions().SetSlidingExpiration(TimeSpan.FromMinutes(5)));
var outputFileName = $"BlueCards_{DateTime.Now:yyyy-MM-dd}.pdf";
var result = new JsonResult(new { FileGuid = handle, FileName = outputFileName });
return(result);
}
/// <summary>
/// Utility method that fills out the blank blue card
/// </summary>
/// <param name="inputStream">The blank blue card</param>
/// <param name="model">The merit badge student that contains the data</param>
/// <param name="numberOfPDFs">The number of PDFs we are going to generate for the student</param>
/// <param name="writeVoid">Whether VOID should be written on unused blue cards</param>
/// <returns>A Stream containing the filled out PDF</returns>
private static Stream FillForm(Stream inputStream, MeritBadgeStudentViewModel model, int numberOfPDFs, bool writeVoid)
{
Stream outStream = new MemoryStream();
PdfReader pdfReader = null;
PdfStamper pdfStamper = null;
try
{
pdfReader = new PdfReader(inputStream);
pdfStamper = new PdfStamper(pdfReader, outStream);
AcroFields form = pdfStamper.AcroFields;
// Name
BaseFont bf = BaseFont.CreateFont(BaseFont.TIMES_ROMAN, BaseFont.CP1252, BaseFont.EMBEDDED);
var studentName = model.FirstName + " " + model.LastName;
form.SetField(BlueCardFields.StudentName, studentName);
float fontSize = 250 / studentName.Length;
if (fontSize > 12)
{
fontSize = 12;
}
if (fontSize < 5)
{
fontSize = 5;
}
form.SetFieldProperty(BlueCardFields.StudentName, "textsize", fontSize, null);
form.SetFieldProperty(BlueCardFields.StudentName, "textfont", bf, null);
form.RegenerateField(BlueCardFields.StudentName);
form.SetField(BlueCardFields.Address, model.Address ?? "");
form.SetField(BlueCardFields.CityStateZip, string.Concat(model.City, " ", model.State, " ", model.ZipCode));
form.SetField(BlueCardFields.UnitTypeRB, model.UnitType);
form.SetField(BlueCardFields.UnitType, model.UnitType);
form.SetField(BlueCardFields.UnitNumber, model.UnitNumber.ToString());
form.SetField(BlueCardFields.District, model.District ?? "");
form.SetField(BlueCardFields.Council, model.Council ?? "");
var mbcclasses = model.StudentClassEntries.ToList();
for (var i = 1; i + 3 * (numberOfPDFs - 1) <= model.StudentClassEntries.Count() && i <= 3; i++)
{
var mbcclass = mbcclasses[i + 3 * (numberOfPDFs - 1) - 1];
var number = i.ToString();
if (i == 3)
{
number = "";
}
form.SetField(BlueCardFields.MeritBadgeName + number, mbcclass.MeritBadgeClass.ClassName);
form.SetFieldProperty(BlueCardFields.MeritBadgeName + number, "textfont", bf, null);
form.RegenerateField(BlueCardFields.MeritBadgeName + number);
form.SetField(BlueCardFields.DateApplied + number, "");
if (mbcclass.MeritBadgeClass.Counselor != null)
{
if (mbcclass.IsComplete && mbcclass.MeritBadgeClass.Counselor.DisplayName != null)
{
form.SetField(BlueCardFields.Counselor + number, mbcclass.MeritBadgeClass.Counselor.FirstName + " " + mbcclass.MeritBadgeClass.Counselor.LastName);
}
form.SetField(BlueCardFields.CounselorAddress + number, mbcclass.MeritBadgeClass.Counselor.Address);
form.SetField(BlueCardFields.CounselorCityStateZip + number, $"{mbcclass.MeritBadgeClass.Counselor.City} {mbcclass.MeritBadgeClass.Counselor.State} {mbcclass.MeritBadgeClass.Counselor.ZipCode}");
form.SetField(BlueCardFields.CounselorPhone + number, mbcclass.MeritBadgeClass.Counselor.Telephone);
}
var requirementTitleList = mbcclass.RequirementList.Select(r => r.RequirementTitle).ToList();
var requirementList = mbcclass.RequirementList.ToList();
for (var j = 1; j <= requirementTitleList.Count; j++)
{
var appendString = number + "." + j.ToString("00");
form.SetField(BlueCardFields.Requirement + appendString, requirementTitleList[j - 1]);
var fieldString = BlueCardFields.RequirementDate + appendString;
var req = requirementList[j - 1];
form.SetField(fieldString, req.IsComplete ? req.CompletionDate.ToString("MM/dd/yyyy") : "");
form.SetFieldProperty(fieldString, "textsize", (float)6, null);
form.RegenerateField(fieldString);
var counselorInitials = string.Empty;
if (mbcclass.MeritBadgeClass.Counselor != null)
{
counselorInitials = mbcclass.MeritBadgeClass.Counselor.FirstName.ElementAt(0).ToString().ToUpperInvariant() +
mbcclass.MeritBadgeClass.Counselor.LastName.ElementAt(0).ToString().ToUpperInvariant();
}
form.SetField(BlueCardFields.RequirementInitials + appendString, req.IsComplete ? counselorInitials : "");
}
if (mbcclass.IsComplete)
{
form.SetField(BlueCardFields.DateCompleted + number, mbcclass.CompletionDate.ToString("MM/dd/yyyy"));
}
if (!string.IsNullOrWhiteSpace(mbcclass.Remarks))
{
form.SetField(BlueCardFields.Remarks + number, mbcclass.Remarks);
}
}
if (writeVoid && numberOfPDFs * 3 - mbcclasses.Count > 0)
{
form.SetField(BlueCardFields.BlueCardVoid1, "VOID");
if (numberOfPDFs * 3 - mbcclasses.Count > 1)
{
form.SetField(BlueCardFields.BlueCardVoid2, "VOID");
}
}
pdfStamper.FormFlattening = true;
return(outStream);
}
finally
{
pdfStamper?.Close();
pdfReader?.Close();
}
}
