68 lines
2.8 KiB
TypeScript
68 lines
2.8 KiB
TypeScript
import FilteringFeatureSource from "../FeatureSource/FilteringFeatureSource";
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import FeatureSourceMerger from "../FeatureSource/FeatureSourceMerger";
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import RememberingSource from "../FeatureSource/RememberingSource";
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import WayHandlingApplyingFeatureSource from "../FeatureSource/WayHandlingApplyingFeatureSource";
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import NoOverlapSource from "../FeatureSource/NoOverlapSource";
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import FeatureDuplicatorPerLayer from "../FeatureSource/FeatureDuplicatorPerLayer";
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import FeatureSource from "../FeatureSource/FeatureSource";
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import {UIEventSource} from "../UIEventSource";
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import LocalStorageSaver from "./LocalStorageSaver";
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import LayerConfig from "../../Customizations/JSON/LayerConfig";
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import LocalStorageSource from "./LocalStorageSource";
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import LayoutConfig from "../../Customizations/JSON/LayoutConfig";
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import Loc from "../../Models/Loc";
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import GeoJsonSource from "./GeoJsonSource";
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import MetaTaggingFeatureSource from "./MetaTaggingFeatureSource";
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export default class FeaturePipeline implements FeatureSource {
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public features: UIEventSource<{ feature: any; freshness: Date }[]>;
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constructor(flayers: UIEventSource<{ isDisplayed: UIEventSource<boolean>, layerDef: LayerConfig }[]>,
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updater: FeatureSource,
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layout: UIEventSource<LayoutConfig>,
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newPoints: FeatureSource,
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locationControl: UIEventSource<Loc>) {
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const amendedOverpassSource =
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new RememberingSource(
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new NoOverlapSource(flayers, new FeatureDuplicatorPerLayer(flayers,
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new LocalStorageSaver(updater, layout)))
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);
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const geojsonSources: GeoJsonSource [] = []
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for (const flayer of flayers.data) {
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const sourceUrl = flayer.layerDef.source.geojsonSource
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if (sourceUrl !== undefined) {
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geojsonSources.push(
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new GeoJsonSource(flayer.layerDef.id, sourceUrl))
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}
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}
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const amendedLocalStorageSource =
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new RememberingSource(
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new NoOverlapSource(flayers, new FeatureDuplicatorPerLayer(flayers, new LocalStorageSource(layout)))
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);
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newPoints = new FeatureDuplicatorPerLayer(flayers, newPoints);
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const merged =
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new MetaTaggingFeatureSource(
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new FeatureSourceMerger([
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amendedOverpassSource,
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amendedLocalStorageSource,
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newPoints,
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...geojsonSources
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]));
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const source =
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new WayHandlingApplyingFeatureSource(flayers,
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new FilteringFeatureSource(
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flayers,
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locationControl,
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merged
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));
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this.features = source.features;
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}
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} |