import FeatureSource from "./FeatureSource"; import {UIEventSource} from "../UIEventSource"; import State from "../../State"; import Hash from "../Web/Hash"; import MetaTagging from "../MetaTagging"; export default class MetaTaggingFeatureSource implements FeatureSource { features: UIEventSource<{ feature: any; freshness: Date }[]> = new UIEventSource<{feature: any; freshness: Date}[]>(undefined); constructor(source: FeatureSource) { const self = this; source.features.addCallbackAndRun((featuresFreshness: { feature: any, freshness: Date }[]) => { if (featuresFreshness === undefined) { return; } featuresFreshness.forEach(featureFresh => { const feature = featureFresh.feature; if (Hash.hash.data === feature.properties.id) { State.state.selectedElement.setData(feature); } }) MetaTagging.addMetatags(featuresFreshness, State.state.layoutToUse.data.layers); self.features.setData(featuresFreshness); }); } }