feat(studyPrefetcher): Study Prefetcher (#4206)

platform/app/public/config/docker_nginx-orthanc.js

@@ -12,7 +12,14 @@ window.config = {
   showWarningMessageForCrossOrigin: true,
   showCPUFallbackMessage: true,
   showLoadingIndicator: true,
+  experimentalStudyBrowserSort: false,
   strictZSpacingForVolumeViewport: true,
+  studyPrefetcher: {
+    enabled: true,
+    displaySetsCount: 2,
+    maxNumPrefetchRequests: 10,
+    order: 'closest',
+  },
   defaultDataSourceName: 'dicomweb',
   dataSources: [
     {
@@ -47,4 +54,7 @@ window.config = {
       },
     },
   ],
+  httpErrorHandler: error => {
+    console.warn(`HTTP Error Handler (status: ${error.status})`, error);
+  },
 };

platform/app/src/appInit.js

@@ -20,6 +20,7 @@ import {
   CustomizationService,
   PanelService,
   WorkflowStepsService,
+  StudyPrefetcherService,
   // utils,
 } from '@ohif/core';
 
@@ -71,6 +72,7 @@ async function appInit(appConfigOrFunc, defaultExtensions, defaultModes) {
     PanelService.REGISTRATION,
     WorkflowStepsService.REGISTRATION,
     StateSyncService.REGISTRATION,
+    [StudyPrefetcherService.REGISTRATION, appConfig.studyPrefetcher],
   ]);
 
   errorHandler.getHTTPErrorHandler = () => {