282 lines
13 KiB
C#
282 lines
13 KiB
C#
using FellowOakDicom;
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using FellowOakDicom.Media;
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using IRaCIS.Core.Application.ViewModel;
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using System.Data;
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using System.Text;
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namespace IRaCIS.Core.Application.Helper
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{
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public class StudyDIRInfo
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{
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public Guid SubjectId { get; set; }
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public bool IsTaskStudy { get; set; }
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public Guid SubjectVisitId { get; set; }
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// Study
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public Guid DicomStudyId { get; set; }
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public string PatientId { get; set; }
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public string PatientName { get; set; }
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public string PatientBirthDate { get; set; }
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public string PatientSex { get; set; }
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public string StudyInstanceUid { get; set; }
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public string StudyId { get; set; }
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public string DicomStudyDate { get; set; }
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public string DicomStudyTime { get; set; }
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public string AccessionNumber { get; set; }
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public string StudyDescription { get; set; }
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// Series
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public string SeriesInstanceUid { get; set; }
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public string Modality { get; set; }
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public string DicomSeriesDate { get; set; }
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public string DicomSeriesTime { get; set; }
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public int SeriesNumber { get; set; }
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public string SeriesDescription { get; set; }
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// Instance
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public Guid InstanceId { get; set; }
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public string SopInstanceUid { get; set; }
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public string SOPClassUID { get; set; }
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public int InstanceNumber { get; set; }
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public string MediaStorageSOPClassUID { get; set; }
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public string MediaStorageSOPInstanceUID { get; set; }
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public string TransferSytaxUID { get; set; }
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}
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public static class DicomDIRHelper
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{
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public static async Task GenerateStudyDIRAndUploadAsync(List<StudyDIRInfo> list, Dictionary<string, string> dic, string ossFolder, IOSSService _oSSService)
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{
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var mappings = new List<string>();
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int index = 1;
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var trialId = Guid.Empty;
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Guid.TryParse(ossFolder.Split('/', StringSplitOptions.RemoveEmptyEntries)[0], out trialId);
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var studyUid = list.FirstOrDefault()?.StudyInstanceUid;
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var dicomDir = new DicomDirectory();
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foreach (var item in list.OrderBy(t => t.SeriesNumber).ThenBy(t => t.InstanceNumber))
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{
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var dicomUid = DicomUID.Enumerate().FirstOrDefault(uid => uid.UID == item.TransferSytaxUID);
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if (dicomUid != null)
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{
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var ts = DicomTransferSyntax.Query(dicomUid);
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var dataset = new DicomDataset(ts)
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{
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{ DicomTag.PatientID, item.PatientId ?? string.Empty },
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{ DicomTag.PatientName, item.PatientName ?? string.Empty },
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{ DicomTag.PatientBirthDate, item.PatientBirthDate ?? string.Empty },
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{ DicomTag.PatientSex, item.PatientSex ?? string.Empty },
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{ DicomTag.StudyInstanceUID, item.StudyInstanceUid ?? string.Empty },
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{ DicomTag.StudyID, item.StudyId ?? string.Empty },
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{ DicomTag.StudyDate, item.DicomStudyDate ?? string.Empty },
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{ DicomTag.StudyTime, item.DicomStudyTime ?? string.Empty },
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{ DicomTag.AccessionNumber, item.AccessionNumber ?? string.Empty },
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{ DicomTag.StudyDescription, item.StudyDescription ?? string.Empty },
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{ DicomTag.SeriesInstanceUID, item.SeriesInstanceUid ?? string.Empty },
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{ DicomTag.Modality, item.Modality ?? string.Empty },
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{ DicomTag.SeriesDate, item.DicomSeriesDate ?? string.Empty },
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{ DicomTag.SeriesTime, item.DicomSeriesTime ?? string.Empty },
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{ DicomTag.SeriesNumber, item.SeriesNumber.ToString() ?? string.Empty },
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{ DicomTag.SeriesDescription, item.SeriesDescription ?? string.Empty },
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{ DicomTag.SOPInstanceUID, item.SopInstanceUid ?? string.Empty },
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{ DicomTag.SOPClassUID, item.SOPClassUID ?? string.Empty },
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{ DicomTag.InstanceNumber, item.InstanceNumber.ToString() ?? string.Empty },
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{ DicomTag.MediaStorageSOPClassUID, item.MediaStorageSOPClassUID ?? string.Empty },
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{ DicomTag.MediaStorageSOPInstanceUID, item.MediaStorageSOPInstanceUID ?? string.Empty },
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{ DicomTag.TransferSyntaxUID, item.TransferSytaxUID ?? string.Empty },
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};
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var dicomFile = new DicomFile(dataset);
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// 文件名递增格式：IM_00001, IM_00002, ...
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string filename = $@"IMAGE\IM_{index:D5}"; // :D5 表示补足5位
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mappings.Add($"{filename} => {item.InstanceId}");
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dic.Add(item.InstanceId.ToString(), filename.TrimEnd('/', '\\').Split('/', '\\').Last());
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dicomDir.AddFile(dicomFile, filename);
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index++;
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}
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}
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//有实际的文件
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if (mappings.Count > 0)
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{
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#region 写入临时路径
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var tempFilePath = Path.GetTempFileName();
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// 保存 DICOMDIR 到临时文件 不能直接写入到流种
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await dicomDir.SaveAsync(tempFilePath);
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using (var memoryStream = new MemoryStream(File.ReadAllBytes(tempFilePath)))
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{
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// 重置流位置
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memoryStream.Position = 0;
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var relativePath = await _oSSService.UploadToOSSAsync(memoryStream, ossFolder, "DICOMDIR", true, uploadInfo: new FileUploadRecordAddOrEdit() { TrialId = trialId, BatchDataType = BatchDataType.DICOMDIR });
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dic.Add($"{studyUid}_DICOMDIR", relativePath.Split('/').Last());
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}
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//清理临时文件
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File.Delete(tempFilePath);
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#endregion
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#region 映射上传
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// 将映射写入内存流
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var mappingText = string.Join(Environment.NewLine, mappings);
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await using var mappingStream = new MemoryStream(Encoding.UTF8.GetBytes(mappingText));
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await _oSSService.UploadToOSSAsync(mappingStream, ossFolder, $"Download_{DateTime.Now.ToString("yyyy-MM-dd HH:mm:ss")}", false, uploadInfo: new FileUploadRecordAddOrEdit() { TrialId = trialId, BatchDataType = BatchDataType.DICOMDIR });
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#endregion
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}
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}
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public static async Task GenerateStudyDIR(List<StudyDIRInfo> list, Dictionary<string, string> dic, string? dirSavePath = null, Stream? outputStream = null)
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{
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var mappings = new List<string>();
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int index = 1;
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var trialId = Guid.Empty;
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var studyUid = list.FirstOrDefault()?.StudyInstanceUid;
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var dicomDir = new DicomDirectory();
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foreach (var item in list.OrderBy(t => t.SeriesNumber).ThenBy(t => t.InstanceNumber))
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{
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var dicomUid = DicomUID.Enumerate().FirstOrDefault(uid => uid.UID == item.TransferSytaxUID);
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if (dicomUid != null)
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{
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var ts = DicomTransferSyntax.Query(dicomUid);
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var dataset = new DicomDataset(ts)
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{
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{ DicomTag.PatientID, item.PatientId ?? string.Empty },
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{ DicomTag.PatientName, item.PatientName ?? string.Empty },
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{ DicomTag.PatientBirthDate, item.PatientBirthDate ?? string.Empty },
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{ DicomTag.PatientSex, item.PatientSex ?? string.Empty },
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{ DicomTag.StudyInstanceUID, item.StudyInstanceUid ?? string.Empty },
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{ DicomTag.StudyID, item.StudyId ?? string.Empty },
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{ DicomTag.StudyDate, item.DicomStudyDate ?? string.Empty },
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{ DicomTag.StudyTime, item.DicomStudyTime ?? string.Empty },
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{ DicomTag.AccessionNumber, item.AccessionNumber ?? string.Empty },
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{ DicomTag.StudyDescription, item.StudyDescription ?? string.Empty },
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{ DicomTag.SeriesInstanceUID, item.SeriesInstanceUid ?? string.Empty },
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{ DicomTag.Modality, item.Modality ?? string.Empty },
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{ DicomTag.SeriesDate, item.DicomSeriesDate ?? string.Empty },
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{ DicomTag.SeriesTime, item.DicomSeriesTime ?? string.Empty },
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{ DicomTag.SeriesNumber, item.SeriesNumber.ToString() ?? string.Empty },
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{ DicomTag.SeriesDescription, item.SeriesDescription ?? string.Empty },
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{ DicomTag.SOPInstanceUID, item.SopInstanceUid ?? string.Empty },
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{ DicomTag.SOPClassUID, item.SOPClassUID ?? string.Empty },
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{ DicomTag.InstanceNumber, item.InstanceNumber.ToString() ?? string.Empty },
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{ DicomTag.MediaStorageSOPClassUID, item.MediaStorageSOPClassUID ?? string.Empty },
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{ DicomTag.MediaStorageSOPInstanceUID, item.MediaStorageSOPInstanceUID ?? string.Empty },
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{ DicomTag.TransferSyntaxUID, item.TransferSytaxUID ?? string.Empty },
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};
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var dicomFile = new DicomFile(dataset);
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// 文件名递增格式：IM_00001, IM_00002, ...
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string filename = $@"IMAGE\IM_{index:D5}"; // :D5 表示补足5位
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mappings.Add($"{filename} => {item.InstanceId}");
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dic.Add(item.InstanceId.ToString(), filename.TrimEnd('/', '\\').Split('/', '\\').Last());
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dicomDir.AddFile(dicomFile, filename);
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index++;
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}
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}
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//有实际的文件
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if (mappings.Count > 0)
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{
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// 保存 DICOMDIR 到临时文件 不能直接写入到流种
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if (dirSavePath.IsNotNullOrEmpty())
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{
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await dicomDir.SaveAsync(dirSavePath);
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}
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else
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{
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await dicomDir.SaveAsync(outputStream);
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}
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}
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}
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public static StudyDIRInfo ReadDicomDIRInfo(DicomFile dicomFile)
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{
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var dataset = dicomFile.Dataset;
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var info = new StudyDIRInfo
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{
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PatientId = dataset.GetSingleValueOrDefault(DicomTag.PatientID, string.Empty),
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PatientName = dataset.GetSingleValueOrDefault(DicomTag.PatientName, string.Empty),
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PatientBirthDate = dataset.GetSingleValueOrDefault(DicomTag.PatientBirthDate, string.Empty),
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PatientSex = dataset.GetSingleValueOrDefault(DicomTag.PatientSex, string.Empty),
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StudyInstanceUid = dataset.GetSingleValueOrDefault(DicomTag.StudyInstanceUID, string.Empty),
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StudyId = dataset.GetSingleValueOrDefault(DicomTag.StudyID, string.Empty),
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DicomStudyDate = dataset.GetSingleValueOrDefault(DicomTag.StudyDate, string.Empty),
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DicomStudyTime = dataset.GetSingleValueOrDefault(DicomTag.StudyTime, string.Empty),
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AccessionNumber = dataset.GetSingleValueOrDefault(DicomTag.AccessionNumber, string.Empty),
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StudyDescription = dataset.GetSingleValueOrDefault(DicomTag.StudyDescription, string.Empty),
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SeriesInstanceUid = dataset.GetSingleValueOrDefault(DicomTag.SeriesInstanceUID, string.Empty),
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Modality = dataset.GetSingleValueOrDefault(DicomTag.Modality, string.Empty),
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DicomSeriesDate = dataset.GetSingleValueOrDefault(DicomTag.SeriesDate, string.Empty),
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DicomSeriesTime = dataset.GetSingleValueOrDefault(DicomTag.SeriesTime, string.Empty),
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SeriesNumber = dataset.GetSingleValueOrDefault(DicomTag.SeriesNumber, 1),
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SeriesDescription = dataset.GetSingleValueOrDefault(DicomTag.SeriesDescription, string.Empty),
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SopInstanceUid = dataset.GetSingleValueOrDefault(DicomTag.SOPInstanceUID, string.Empty),
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SOPClassUID = dataset.GetSingleValueOrDefault(DicomTag.SOPClassUID, string.Empty),
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InstanceNumber = dataset.GetSingleValueOrDefault(DicomTag.InstanceNumber, 1),
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MediaStorageSOPClassUID = dicomFile.FileMetaInfo.GetSingleValueOrDefault(DicomTag.MediaStorageSOPClassUID, string.Empty),
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MediaStorageSOPInstanceUID = dicomFile.FileMetaInfo.GetSingleValueOrDefault(DicomTag.MediaStorageSOPInstanceUID, string.Empty),
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TransferSytaxUID = dicomFile.FileMetaInfo.GetSingleValueOrDefault(DicomTag.TransferSyntaxUID, string.Empty)
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};
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return info;
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}
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}
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}
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