111 lines
4.5 KiB
C#
111 lines
4.5 KiB
C#
using IRaCIS.Core.Application.Contracts;
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using IRaCIS.Core.Application.Helper;
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using Microsoft.AspNetCore.Authorization;
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using Microsoft.AspNetCore.Hosting;
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using Microsoft.AspNetCore.Mvc;
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using System.Linq.Dynamic.Core;
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namespace IRaCIS.Core.Application.Services
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{
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[ApiExplorerSettings(GroupName = "Image")]
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[AllowAnonymous]
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public class InstanceService(IRepository<DicomInstance> _instanceRepository,
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IMapper _mapper, IUserInfo _userInfo, IStringLocalizer _localizer, IWebHostEnvironment _hostEnvironment) : BaseService, IInstanceService
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{
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/// <summary> 指定资源Id，获取Dicom序列所属的实例信息列表 </summary>
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/// <param name="seriesId"> Dicom序列的Id </param>
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[HttpGet("{seriesId:guid}")]
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public async Task<IResponseOutput<List<DicomInstanceDTO>>> List(Guid seriesId)
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{
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var qcAuditState = await _instanceRepository.Where(s => s.SeriesId == seriesId).Select(t => t.DicomStudy.SubjectVisit.AuditState).FirstOrDefaultAsync();
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//质控通过以后，过滤删除的 质控之前的不过滤
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var isQCFinished = qcAuditState == AuditStateEnum.QCPassed;
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var list = await _instanceRepository.Where(s => s.SeriesId == seriesId).IgnoreQueryFilters()
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.WhereIf(isQCFinished, t => t.IsDeleted == false)
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.OrderBy(s => s.InstanceNumber).ThenBy(s => s.InstanceTime).ThenBy(s => s.CreateTime)
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.ProjectTo<DicomInstanceDTO>(_mapper.ConfigurationProvider).ToListAsync();
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// ⭐ DICOM 空间排序（带兜底）
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var sorted = DicomSortHelper.SortSlices(
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list,
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x => x.ImagePositionPatient,
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x => x.ImageOrientationPatient,
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x => x.InstanceNumber
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);
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var seriesInfo = await _instanceRepository.Where(s => s.SeriesId == seriesId).Select(t => new
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{
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t.DicomSerie.ImageResizePath,
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t.DicomSerie.IsDeleted,
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t.DicomSerie.IsReading,
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SubjectCode = t.DicomSerie.SubjectVisit.Subject.Code,
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t.DicomSerie.SubjectVisit.VisitName
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}).FirstOrDefaultAsync();
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return ResponseOutput.Ok(sorted, seriesInfo);
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}
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/// <summary> 指定资源Id，获取Dicom序列所属的实例Id列表 </summary>
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/// <param name="seriesId"> Dicom序列的Id </param>
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/// <param name="tpCode"></param>
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/// <param name="key"></param>
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[HttpGet, Route("{seriesId:guid}/{tpCode?}/{key?}")]
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public IEnumerable<Guid> List(Guid seriesId, string tpCode, bool? key)
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{
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//if (key != null && key.HasValue && key.Value)
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//{
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// return _keyInstanceRepository.Where(s => s.TpCode == tpCode).Select(t => t.InstanceId).Distinct();
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//}
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//else
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return _instanceRepository.Where(s => s.SeriesId == seriesId).OrderBy(s => s.InstanceNumber).Select(t => t.Id);
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}
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[AllowAnonymous]
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[HttpGet, Route("{instanceId:guid}")]
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public async Task<FileContentResult> Preview(Guid instanceId)
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{
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var path = string.Empty;
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path = (await _instanceRepository.Where(s => s.Id == instanceId).Select(t => t.Path).FirstOrDefaultAsync()).IfNullThrowException();
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var physicalPath = FileStoreHelper.GetPhysicalFilePath(_hostEnvironment, path);
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using (var sw = ImageHelper.RenderPreviewJpeg(physicalPath))
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{
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var bytes = new byte[sw.Length];
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sw.Read(bytes, 0, bytes.Length);
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sw.Close();
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return new FileContentResult(bytes, "image/jpeg");
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}
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}
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[AllowAnonymous]
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[HttpGet, Route("{instanceId:guid}")]
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public async Task<FileContentResult> Content(Guid instanceId)
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{
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var filePath = string.Empty;
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var path = (await _instanceRepository.Where(s => s.Id == instanceId).Select(t => t.Path).FirstOrDefaultAsync()).IfNullThrowException();
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var physicalPath = FileStoreHelper.GetPhysicalFilePath(_hostEnvironment, path);
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using (var sw = new FileStream(physicalPath, FileMode.Open, FileAccess.Read, FileShare.Read))
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{
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var bytes = new byte[sw.Length];
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sw.Read(bytes, 0, bytes.Length);
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sw.Close();
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return new FileContentResult(bytes, "application/octet-stream");
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}
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}
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}
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} |