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Fixing adding multiple points

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This commit is contained in:
Pieter Vander Vennet 2021-01-04 22:59:11 +01:00
parent 32bc1433b4
commit baf41cb79d
6 changed files with 20 additions and 25 deletions
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27
Logic/FeatureSource/RememberingSource.ts
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@ -4,21 +4,24 @@
import FeatureSource from "./FeatureSource";
import {UIEventSource} from "../UIEventSource";
export default class RememberingSource implements FeatureSource{
features: UIEventSource<{feature: any, freshness: Date}[]> = new UIEventSource<{feature: any, freshness: Date}[]>([]);
export default class RememberingSource implements FeatureSource {
features: UIEventSource<{ feature: any, freshness: Date }[]>;
constructor(source: FeatureSource) {
const self = this;
source.features.addCallbackAndRun(features => {
if(features === undefined){
return;
const empty = [];
this.features = source.features.map(features => {
const oldFeatures = self.features?.data ?? empty;
if (features === undefined) {
return oldFeatures;
}
const ids = new Set<string>( features.map(f => f.feature.properties.id+f.feature.geometry.type));
const newList = features.concat(
self.features.data.filter(old => !ids.has(old.feature.properties.id+old.feature.geometry.type))
)
self.features.setData(newList);
// Then new ids
const ids = new Set<string>(features.map(f => f.feature.properties.id + f.feature.geometry.type));
// the old data
const oldData = oldFeatures.filter(old => !ids.has(old.feature.properties.id + old.feature.geometry.type))
return [...features, ...oldData];
})
}
}