From dc764ddc9e499c46b04a9ff2d7b05eb5ebb59701 Mon Sep 17 00:00:00 2001
From: Xiao Gui <xgui3783@gmail.com>
Date: Fri, 15 Mar 2019 17:51:52 +0100
Subject: [PATCH] debug: debounce to fetch the right dataset
---
deploy/datasets/index.js | 5 +++++
src/atlasViewer/atlasViewer.dataService.service.ts | 4 +++-
2 files changed, 8 insertions(+), 1 deletion(-)
diff --git a/deploy/datasets/index.js b/deploy/datasets/index.js
index 10eb068c5..40ca1dee5 100644
--- a/deploy/datasets/index.js
+++ b/deploy/datasets/index.js
@@ -6,6 +6,11 @@ init().catch(e => {
console.warn(`dataset init failed`, e)
})
+datasetsRouter.use((req, res, next) => {
+ res.setHeader('Cache-Control', 'no-cache')
+ next()
+})
+
datasetsRouter.get('/templateName/:templateName', (req, res, next) => {
const { templateName } = req.params
getDatasets({ templateName })
diff --git a/src/atlasViewer/atlasViewer.dataService.service.ts b/src/atlasViewer/atlasViewer.dataService.service.ts
index 5eb68ec14..ae8c41d41 100644
--- a/src/atlasViewer/atlasViewer.dataService.service.ts
+++ b/src/atlasViewer/atlasViewer.dataService.service.ts
@@ -1,7 +1,7 @@
import { Injectable, OnDestroy } from "@angular/core";
import { Store, select } from "@ngrx/store";
import { ViewerStateInterface, FETCHED_TEMPLATE, DataEntry, FETCHED_DATAENTRIES, safeFilter, FETCHED_SPATIAL_DATA, UPDATE_SPATIAL_DATA } from "../services/stateStore.service";
-import { map, distinctUntilChanged } from "rxjs/operators";
+import { map, distinctUntilChanged, debounceTime } from "rxjs/operators";
import { Subscription, combineLatest } from "rxjs";
import { AtlasViewerConstantsServices } from "./atlasViewer.constantService.service";
import { PluginManifest } from "./atlasViewer.pluginService.service";
@@ -231,6 +231,8 @@ export class AtlasViewerDataService implements OnDestroy{
map(({parcellationSelected})=>(parcellationSelected.name)),
distinctUntilChanged()
)
+ ).pipe(
+ debounceTime(16)
).subscribe((param : [string, string] ) => fetchData(param[0], param[1]))
)
}
--
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