From af9ec01c19074413ae7f25f3a6ec76de5def2dc7 Mon Sep 17 00:00:00 2001
From: AlfandiMario <marioalfandi@student.uns.ac.id>
Date: Tue, 4 Nov 2025 11:47:12 +0700
Subject: [PATCH] additional field untuk overlay MRI OHIF

---
 src/dimse/parseMeta.ts | 18 +++++++++++++++++-
 1 file changed, 17 insertions(+), 1 deletion(-)

diff --git a/src/dimse/parseMeta.ts b/src/dimse/parseMeta.ts
index f190f49..a9147fc 100644
--- a/src/dimse/parseMeta.ts
+++ b/src/dimse/parseMeta.ts
@@ -58,10 +58,19 @@ function parseFile(filename: string): Promise<ElementType> {
         const sliceThickness = dataset.string('x00180050');
         const sliceLocation = dataset.string('x00201041');
 
-        // MR-specific tags for overlay
         // TODO: buat ini dynamic berdasarkan includefields atau modality
+        // TODO: hapus tambahan di bawah ini yang tidak diperlukan
+
+        // MR-specific tags for overlay
         const spacingBetweenSlices = dataset.string('x00180088');
         const percentPhaseFieldOfView = dataset.string('x00180094');
+        const fovDimensionElement = dataset.elements.x00181149;
+        const fovDimension = fovDimensionElement
+          ? [
+            dataset.uint16('x00181130', 0),
+            dataset.uint16('x00181130', 1),
+          ]
+          : null;
         const acquisitionMatrixElement = dataset.elements.x00181310;
         const acquisitionMatrix = acquisitionMatrixElement
           ? [
@@ -78,10 +87,13 @@ function parseFile(filename: string): Promise<ElementType> {
         const receiveCoilName = dataset.string('x00181250');
         const mrAcquisitionType = dataset.string('x00180023');
         const phaseEncodingDirection = dataset.string('x00181312');
+        const numOfAverages = dataset.string('x00180083');
         const echoTrainLength = dataset.string('x00180091');
         const flipAngle = dataset.string('x00181314');
         const pixelBandwidth = dataset.string('x00180095');
         const acquisitionTime = dataset.string('x00080032');
+        const acquistionDurationTotal = dataset.string('x00189073'); // in seconds
+        const acquistionDurationPerFrame = dataset.string('x00189220'); // in ms
         const parallelAcquisitionTechnique = dataset.string('x00181316');
 
         // append to all results
@@ -116,6 +128,7 @@ function parseFile(filename: string): Promise<ElementType> {
           '00201041': { Value: [sliceLocation], vr: 'DS' },
           '00180088': { Value: [spacingBetweenSlices], vr: 'DS' },
           '00180094': { Value: [percentPhaseFieldOfView], vr: 'DS' },
+          ...(fovDimension && { '00181149': { Value: fovDimension, vr: 'IS' } }),
           ...(acquisitionMatrix && { '00181310': { Value: acquisitionMatrix, vr: 'US' } }),
           '00180020': { Value: [scanningSequence], vr: 'CS' },
           '00180080': { Value: [repetitionTime], vr: 'DS' },
@@ -124,10 +137,13 @@ function parseFile(filename: string): Promise<ElementType> {
           '00181250': { Value: [receiveCoilName], vr: 'SH' },
           '00180023': { Value: [mrAcquisitionType], vr: 'CS' },
           '00181312': { Value: [phaseEncodingDirection], vr: 'CS' },
+          '00180083': { Value: [numOfAverages], vr: 'DS' },
           '00180091': { Value: [echoTrainLength], vr: 'IS' },
           '00181314': { Value: [flipAngle], vr: 'DS' },
           '00180095': { Value: [pixelBandwidth], vr: 'DS' },
           '00080032': { Value: [acquisitionTime], vr: 'TM' },
+          '00189073': { Value: [acquistionDurationTotal], vr: 'DS' },
+          '00189220': { Value: [acquistionDurationPerFrame], vr: 'FD' },
           '00181316': { Value: [parallelAcquisitionTechnique], vr: 'CS' },
         };