114 lines
No EOL
4.3 KiB
TypeScript
114 lines
No EOL
4.3 KiB
TypeScript
import {SubtleButton} from "../Base/SubtleButton";
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import Svg from "../../Svg";
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import Translations from "../i18n/Translations";
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import State from "../../State";
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import {Utils} from "../../Utils";
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import Combine from "../Base/Combine";
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import CheckBoxes from "../Input/Checkboxes";
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import {BBox, GeoOperations} from "../../Logic/GeoOperations";
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import Toggle from "../Input/Toggle";
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import Title from "../Base/Title";
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import FeaturePipeline from "../../Logic/FeatureSource/FeaturePipeline";
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import {UIEventSource} from "../../Logic/UIEventSource";
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import SimpleMetaTagger from "../../Logic/SimpleMetaTagger";
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import LayoutConfig from "../../Models/ThemeConfig/LayoutConfig";
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import {meta} from "@turf/turf";
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export class DownloadPanel extends Toggle {
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constructor() {
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const state: {
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featurePipeline: FeaturePipeline,
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layoutToUse: UIEventSource<LayoutConfig>,
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currentBounds: UIEventSource<BBox>
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} = State.state
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const t = Translations.t.general.download
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const name = State.state.layoutToUse.data.id;
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const includeMetaToggle = new CheckBoxes([t.includeMetaData.Clone()])
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const metaisIncluded = includeMetaToggle.GetValue().map(selected => selected.length > 0)
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const buttonGeoJson = new SubtleButton(Svg.floppy_ui(),
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new Combine([t.downloadGeojson.Clone().SetClass("font-bold"),
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t.downloadGeoJsonHelper.Clone()]).SetClass("flex flex-col"))
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.onClick(() => {
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const geojson = DownloadPanel.getCleanGeoJson(state, metaisIncluded.data)
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Utils.offerContentsAsDownloadableFile(JSON.stringify(geojson, null, " "),
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`MapComplete_${name}_export_${new Date().toISOString().substr(0, 19)}.geojson`, {
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mimetype: "application/vnd.geo+json"
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});
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})
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const buttonCSV = new SubtleButton(Svg.floppy_ui(), new Combine(
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[t.downloadCSV.Clone().SetClass("font-bold"),
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t.downloadCSVHelper.Clone()]).SetClass("flex flex-col"))
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.onClick(() => {
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const geojson = DownloadPanel.getCleanGeoJson(state, metaisIncluded.data)
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const csv = GeoOperations.toCSV(geojson.features)
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Utils.offerContentsAsDownloadableFile(csv,
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`MapComplete_${name}_export_${new Date().toISOString().substr(0, 19)}.csv`, {
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mimetype: "text/csv"
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});
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})
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const downloadButtons = new Combine(
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[new Title(t.title),
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buttonGeoJson,
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buttonCSV,
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includeMetaToggle,
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t.licenseInfo.Clone().SetClass("link-underline")])
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.SetClass("w-full flex flex-col border-4 border-gray-300 rounded-3xl p-4")
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super(
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downloadButtons,
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t.noDataLoaded.Clone(),
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state.featurePipeline.somethingLoaded)
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}
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private static getCleanGeoJson(state: {
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featurePipeline: FeaturePipeline,
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currentBounds: UIEventSource<BBox>
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}, includeMetaData: boolean) {
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const resultFeatures = []
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const featureList = state.featurePipeline.GetAllFeaturesWithin(state.currentBounds.data);
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for (const tile of featureList) {
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for (const feature of tile) {
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const cleaned = {
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type: feature.type,
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geometry: feature.geometry,
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properties: {...feature.properties}
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}
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if (!includeMetaData) {
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for (const key in cleaned.properties) {
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if (key === "_lon" || key === "_lat") {
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continue;
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}
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if (key.startsWith("_")) {
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delete feature.properties[key]
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}
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}
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}
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const datedKeys = [].concat(SimpleMetaTagger.metatags.filter(tagging => tagging.includesDates).map(tagging => tagging.keys))
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for (const key of datedKeys) {
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delete feature.properties[key]
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}
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resultFeatures.push(feature)
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}
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}
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return {
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type:"FeatureCollection",
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features: resultFeatures
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}
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}
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} |