91 lines
3.5 KiB
C#
91 lines
3.5 KiB
C#
// Copyright (c) 2012-2021 fo-dicom contributors.
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// Licensed under the Microsoft Public License (MS-PL).
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using System.Collections.Generic;
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using System.Linq;
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using FellowOakDicom.Log;
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namespace Worklist_SCP.Model
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{
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/// <summary>
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/// An implementation of IMppsSource, that does only logging but does not store the MPPS messages
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/// </summary>
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class MppsHandler : IMppsSource
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{
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public static Dictionary<string, WorklistItem> PendingProcedures { get; } = new Dictionary<string, WorklistItem>();
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private readonly ILogger _logger;
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public MppsHandler(ILogger logger)
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{
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_logger = logger;
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}
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public bool SetInProgress(string sopInstanceUID, string procedureStepId)
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{
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var workItem = WorklistServer.CurrentWorklistItems
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.FirstOrDefault(w => w.ProcedureStepID == procedureStepId);
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if (workItem == null)
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{
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// the procedureStepId provided cannot be found any more, so the data is invalid or the
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// modality tries to start a procedure that has been deleted/changed on the ris side...
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return false;
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}
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// now here change the sate of the procedure in the database or do similar stuff...
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_logger.Info($"Procedure with id {workItem.ProcedureStepID} of Patient {workItem.Surname} {workItem.Forename} is started");
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// remember the sopInstanceUID and store the worklistitem to which the sopInstanceUID belongs.
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// You should do this more permanent like in database or in file
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PendingProcedures.Add(sopInstanceUID, workItem);
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return true;
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}
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public bool SetDiscontinued(string sopInstanceUID, string reason)
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{
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if (!PendingProcedures.ContainsKey(sopInstanceUID))
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{
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// there is no pending procedure with this sopInstanceUID!
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return false;
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}
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var workItem = PendingProcedures[sopInstanceUID];
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// now here change the sate of the procedure in the database or do similar stuff...
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_logger.Info($"Procedure with id {workItem.ProcedureStepID} of Patient {workItem.Surname} {workItem.Forename} is discontinued for reason {reason}");
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// since the procedure was stopped, we remove it from the list of pending procedures
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PendingProcedures.Remove(sopInstanceUID);
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return true;
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}
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public bool SetCompleted(string sopInstanceUID, string doseDescription, List<string> affectedInstanceUIDs)
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{
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if (!PendingProcedures.ContainsKey(sopInstanceUID))
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{
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// there is no pending procedure with this sopInstanceUID!
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return false;
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}
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var workItem = PendingProcedures[sopInstanceUID];
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// now here change the sate of the procedure in the database or do similar stuff...
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_logger.Info($"Procedure with id {workItem.ProcedureStepID} of Patient {workItem.Surname} {workItem.Forename} is completed");
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// the MPPS completed message contains some additional informations about the performed procedure.
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// this informations are very vendor depending, so read the DICOM Conformance Statement or read
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// the DICOM logfiles to see which informations the vendor sends
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// since the procedure was completed, we remove it from the list of pending procedures
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PendingProcedures.Remove(sopInstanceUID);
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return true;
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}
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}
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}
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