MapComplete/src/Logic/FeatureSource/Sources/LastClickFeatureSource.ts

94 lines
3.6 KiB
TypeScript

import ThemeConfig from "../../../Models/ThemeConfig/ThemeConfig"
import { ImmutableStore, Store, UIEventSource } from "../../UIEventSource"
import { Feature, Point } from "geojson"
import { TagUtils } from "../../Tags/TagUtils"
import BaseUIElement from "../../../UI/BaseUIElement"
import { Utils } from "../../../Utils"
import { OsmTags } from "../../../Models/OsmFeature"
import { FeatureSource } from "../FeatureSource"
import { Lists } from "../../../Utils/Lists"
/**
* Highly specialized feature source.
* Based on a lon/lat UIEVentSource, will generate the corresponding feature with the correct properties
*/
export class LastClickFeatureSource implements FeatureSource {
public readonly renderings: string[]
private i: number = 0
private readonly hasPresets: boolean
private readonly hasNoteLayer: boolean
public static readonly newPointElementId = "new_point_dialog"
public readonly features: Store<Feature[]>
private readonly _features: UIEventSource<Feature[]>
private _usermode: UIEventSource<string>
private _enabledAddMorePoints: UIEventSource<boolean>
constructor(
layout: ThemeConfig,
clickSource: Store<{ lon: number; lat: number; mode: "left" | "right" | "middle" }>,
usermode?: UIEventSource<string>,
enabledAddMorePoints?: UIEventSource<boolean>
) {
this._usermode = usermode
this._enabledAddMorePoints = enabledAddMorePoints
this.hasNoteLayer = layout.hasNoteLayer()
this.hasPresets = layout.hasPresets()
const allPresets: BaseUIElement[] = []
for (const layer of layout.layers)
for (let i = 0; i < (layer.presets ?? []).length; i++) {
const preset = layer.presets[i]
const tags = new ImmutableStore(TagUtils.KVtoProperties(preset.tags))
const rendering = layer.mapRendering[0]
if (!rendering) {
console.error("NO rendering for preset", layer.id)
continue
}
const { html } = rendering.RenderIcon(tags, {
noSize: true,
includeBadges: false,
})
allPresets.push(html)
}
this.renderings = Lists.dedup(allPresets.map((uiElem) =>
Utils.runningFromConsole ? "" : uiElem.ConstructElement().innerHTML
))
this._features = new UIEventSource<Feature[]>([])
this.features = this._features
clickSource.addCallbackAndRunD(({ lon, lat, mode }) => {
this._features.setData([this.createFeature(lon, lat, mode)])
})
}
public createFeature(
lon: number,
lat: number,
mode?: "left" | "right" | "middle"
): Feature<Point, OsmTags> {
const properties: OsmTags = {
id: LastClickFeatureSource.newPointElementId + "_" + this.i,
has_note_layer: this.hasNoteLayer ? "yes" : "no",
has_presets: this.hasPresets ? "yes" : "no",
renderings: this.renderings.join(""),
number_of_presets: "" + this.renderings.length,
first_preset: this.renderings[0],
mouse_button: mode ?? "none",
_usermode: this._usermode?.data,
_addNewEnabled: this._enabledAddMorePoints?.data ?? true ? "yes" : "no",
}
this.i++
return <Feature<Point, OsmTags>>{
type: "Feature",
properties,
geometry: {
type: "Point",
coordinates: [lon, lat],
},
}
}
clear() {
this._features.setData([])
}
}