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Exporting CSV/Geojson now respects filters + refactoring away State.state

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This commit is contained in:
Pieter Vander Vennet 2022-02-16 01:34:28 +01:00
parent 5696b80a5e
commit f0675a026b
4 changed files with 97 additions and 23 deletions
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51
UI/BigComponents/DownloadPanel.ts
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@ -13,15 +13,16 @@ import {UIEventSource} from "../../Logic/UIEventSource";
import SimpleMetaTagger from "../../Logic/SimpleMetaTagger";
import LayoutConfig from "../../Models/ThemeConfig/LayoutConfig";
import {BBox} from "../../Logic/BBox";
import FilteredLayer, {FilterState} from "../../Models/FilteredLayer";
export class DownloadPanel extends Toggle {
constructor() {
const state: {
featurePipeline: FeaturePipeline,
layoutToUse: LayoutConfig,
currentBounds: UIEventSource<BBox>
} = State.state
constructor(state: {
filteredLayers: UIEventSource<FilteredLayer[]>
featurePipeline: FeaturePipeline,
layoutToUse: LayoutConfig,
currentBounds: UIEventSource<BBox>
}) {
const t = Translations.t.general.download
@ -34,7 +35,7 @@ export class DownloadPanel extends Toggle {
const buttonGeoJson = new SubtleButton(Svg.floppy_ui(),
new Combine([t.downloadGeojson.Clone().SetClass("font-bold"),
t.downloadGeoJsonHelper.Clone()]).SetClass("flex flex-col"))
.onClick(() => {
.OnClickWithLoading(t.exporting,async () => {
const geojson = DownloadPanel.getCleanGeoJson(state, metaisIncluded.data)
Utils.offerContentsAsDownloadableFile(JSON.stringify(geojson, null, " "),
`MapComplete_${name}_export_${new Date().toISOString().substr(0, 19)}.geojson`, {
@ -46,7 +47,7 @@ export class DownloadPanel extends Toggle {
const buttonCSV = new SubtleButton(Svg.floppy_ui(), new Combine(
[t.downloadCSV.Clone().SetClass("font-bold"),
t.downloadCSVHelper.Clone()]).SetClass("flex flex-col"))
.onClick(() => {
.OnClickWithLoading(t.exporting, async () => {
const geojson = DownloadPanel.getCleanGeoJson(state, metaisIncluded.data)
const csv = GeoOperations.toCSV(geojson.features)
@ -72,13 +73,41 @@ export class DownloadPanel extends Toggle {
private static getCleanGeoJson(state: {
featurePipeline: FeaturePipeline,
currentBounds: UIEventSource<BBox>
currentBounds: UIEventSource<BBox>,
filteredLayers: UIEventSource<FilteredLayer[]>
}, includeMetaData: boolean) {
const resultFeatures = []
const featureList = state.featurePipeline.GetAllFeaturesWithin(state.currentBounds.data);
const neededLayers = state.filteredLayers.data.map(l => l.layerDef.id)
const bbox = state.currentBounds.data
const featureList = state.featurePipeline.GetAllFeaturesAndMetaWithin(bbox, new Set(neededLayers));
for (const tile of featureList) {
for (const feature of tile) {
const layer = state.filteredLayers.data.find(fl => fl.layerDef.id === tile.layer)
const filters = layer.appliedFilters.data
for (const feature of tile.features) {
if(!bbox.overlapsWith(BBox.get(feature))){
continue
}
if (filters !== undefined) {
let featureDoesMatchAllFilters = true;
for (let key of Array.from(filters.keys())) {
const filter: FilterState = filters.get(key)
if(filter?.currentFilter === undefined){
continue
}
if (!filter.currentFilter.matchesProperties(feature.properties)) {
featureDoesMatchAllFilters = false;
break
}
}
if(!featureDoesMatchAllFilters){
continue; // the outer loop
}
}
const cleaned = {
type: feature.type,
geometry: feature.geometry,