import FilteringFeatureSource from "../FeatureSource/FilteringFeatureSource"; import FeatureSourceMerger from "../FeatureSource/FeatureSourceMerger"; import RememberingSource from "../FeatureSource/RememberingSource"; import WayHandlingApplyingFeatureSource from "../FeatureSource/WayHandlingApplyingFeatureSource"; import FeatureDuplicatorPerLayer from "../FeatureSource/FeatureDuplicatorPerLayer"; import FeatureSource from "../FeatureSource/FeatureSource"; import {UIEventSource} from "../UIEventSource"; import LocalStorageSaver from "./LocalStorageSaver"; import LayerConfig from "../../Customizations/JSON/LayerConfig"; import LocalStorageSource from "./LocalStorageSource"; import LayoutConfig from "../../Customizations/JSON/LayoutConfig"; import Loc from "../../Models/Loc"; import GeoJsonSource from "./GeoJsonSource"; import MetaTaggingFeatureSource from "./MetaTaggingFeatureSource"; import RegisteringFeatureSource from "./RegisteringFeatureSource"; export default class FeaturePipeline implements FeatureSource { public features: UIEventSource<{ feature: any; freshness: Date }[]>; constructor(flayers: UIEventSource<{ isDisplayed: UIEventSource, layerDef: LayerConfig }[]>, updater: FeatureSource, layout: UIEventSource, newPoints: FeatureSource, locationControl: UIEventSource) { const amendedOverpassSource = new RememberingSource( new LocalStorageSaver( new MetaTaggingFeatureSource( // first we metatag, then we save to get the metatags into storage too new RegisteringFeatureSource( new FeatureDuplicatorPerLayer(flayers, updater) )), layout)); const geojsonSources: GeoJsonSource [] = [] for (const flayer of flayers.data) { const sourceUrl = flayer.layerDef.source.geojsonSource if (sourceUrl !== undefined) { geojsonSources.push(new RegisteringFeatureSource(new FeatureDuplicatorPerLayer(flayers, new GeoJsonSource(flayer.layerDef.id, sourceUrl)))) } } const amendedLocalStorageSource = new RememberingSource(new RegisteringFeatureSource(new FeatureDuplicatorPerLayer(flayers, new LocalStorageSource(layout)) )); newPoints = new MetaTaggingFeatureSource(new FeatureDuplicatorPerLayer(flayers, new RegisteringFeatureSource(newPoints))); const merged = new FeatureSourceMerger([ amendedOverpassSource, amendedLocalStorageSource, newPoints, ...geojsonSources ]); const source = new WayHandlingApplyingFeatureSource(flayers, new FilteringFeatureSource( flayers, locationControl, merged )); this.features = source.features; } }