forked from MapComplete/MapComplete
		
	
		
			
				
	
	
		
			230 lines
		
	
	
	
		
			8.4 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
			
		
		
	
	
			230 lines
		
	
	
	
		
			8.4 KiB
		
	
	
	
		
			TypeScript
		
	
	
	
	
	
| import * as nsi from "../../../node_modules/name-suggestion-index/dist/nsi.json"
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| import * as nsiWD from "../../../node_modules/name-suggestion-index/dist/wikidata.min.json"
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| 
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| import * as nsiFeatures from "../../../node_modules/name-suggestion-index/dist/featureCollection.json"
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| import { LocationConflation } from "@rapideditor/location-conflation"
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| import type { Feature, MultiPolygon } from "geojson"
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| import { Utils } from "../../Utils"
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| import * as turf from "@turf/turf"
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| import { Mapping } from "../../Models/ThemeConfig/TagRenderingConfig"
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| import { Tag } from "../Tags/Tag"
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| import { TypedTranslation } from "../../UI/i18n/Translation"
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| import { RegexTag } from "../Tags/RegexTag"
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| 
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| /**
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|  * Main name suggestion index file
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|  */
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| interface NSIFile {
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|     _meta: {
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|         version: string
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|         generated: string
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|         url: string
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|         hash: string
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|     }
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|     nsi: {
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|         [path: string]: NSIEntry
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|     }
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| }
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| 
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| /**
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|  * A collection of brands/operators/flagpoles/... with common properties
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|  * See https://github.com/osmlab/name-suggestion-index/wiki/Category-Files for an introduction and
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|  * https://github.com/osmlab/name-suggestion-index/blob/main/schema/categories.json for a full breakdown
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|  */
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| interface NSIEntry {
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|     properties: {
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|         path: string
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|         skipCollection?: boolean
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|         preserveTags?: string[]
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|         exclude: unknown
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|     }
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|     items: NSIItem[]
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| }
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| 
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| /**
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|  * Represents a single brand/operator/flagpole/...
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|  */
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| export interface NSIItem {
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|     displayName: string
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|     id: string
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|     locationSet: {
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|         include: string[],
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|         exclude: string[]
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|     }
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|     tags: Record<string, string>
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|     fromTemplate?: boolean
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| }
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| 
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| export default class NameSuggestionIndex {
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| 
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|     private static readonly nsiFile: Readonly<NSIFile> = <any>nsi
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|     private static loco = new LocationConflation(nsiFeatures) // Some additional boundaries
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| 
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|     private static _supportedTypes: string[]
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| 
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|     public static supportedTypes(): string[] {
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|         if (this._supportedTypes) {
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|             return this._supportedTypes
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|         }
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|         const keys = Object.keys(NameSuggestionIndex.nsiFile.nsi)
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|         const all = keys.map(k => NameSuggestionIndex.nsiFile.nsi[k].properties.path.split("/")[0])
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|         this._supportedTypes = Utils.Dedup(all)
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|         return this._supportedTypes
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|     }
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| 
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| 
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|     /**
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|      * Fetches the data files for a single country. Note that it contains _all_ entries having this brand, not for a single type of object
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|      * @param type
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|      * @param countries
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|      * @private
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|      */
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|     private static async fetchFrequenciesFor(type: string, countries: string[]) {
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|         let stats = await Promise.all(countries.map(c => {
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|             try {
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| 
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|                 return Utils.downloadJsonCached<Record<string, number>>(`./assets/data/nsi/stats/${type}.${c.toUpperCase()}.json`, 24 * 60 * 60 * 1000)
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|             } catch (e) {
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|                 console.error("Could not fetch " + type + " statistics due to", e)
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|                 return undefined
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|             }
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|         }))
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|         stats = Utils.NoNull(stats)
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|         if (stats.length === 1) {
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|             return stats[0]
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|         }
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|         const merged = stats[0]
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|         for (let i = 1; i < stats.length; i++) {
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|             for (const countryCode in stats[i]) {
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|                 merged[countryCode] = (merged[countryCode] ?? 0) + stats[i][countryCode]
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|             }
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|         }
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|         return merged
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|     }
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| 
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|     public static isSvg(nsiItem: NSIItem, type: string): boolean | undefined {
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|         const logos = nsiWD["wikidata"][nsiItem?.tags?.[type + ":wikidata"]]?.logos
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|         if(nsiItem.id === "axa-2f6feb"){
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|             console.trace(">>> HI")
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|         }
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|         if (!logos) {
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|             return undefined
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|         }
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|         if (logos.facebook) {
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|             return false
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|         }
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|         const url: string = logos.wikidata
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|         if (url.toLowerCase().endsWith(".svg")) {
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|             return true
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|         }
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|         return false
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|     }
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| 
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|     public static async generateMappings(type: string, key: string, value: string, country: string[], location?: [number, number]) {
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|         const mappings: Mapping[] = []
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|         const frequencies = await NameSuggestionIndex.fetchFrequenciesFor(type, country)
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|         const actualBrands = NameSuggestionIndex.getSuggestionsFor(type, key, value, country.join(";"), location)
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|         for (const nsiItem of actualBrands) {
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|             const tags = nsiItem.tags
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|             const frequency = frequencies[nsiItem.displayName]
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|             const logos = nsiWD["wikidata"][nsiItem.tags[type + ":wikidata"]]?.logos
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|             let iconUrl = logos?.facebook ?? logos?.wikidata
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|             const hasIcon = iconUrl !== undefined
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|             let icon = undefined
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|             if (hasIcon) {
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|                 // Using <img src=...> works fine without an extension for JPG and PNG, but _not_ svg :(
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|                 icon = "./assets/data/nsi/logos/" + nsiItem.id
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|                 if (NameSuggestionIndex.isSvg(nsiItem, type)) {
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|                     console.log("Is svg:", nsiItem.displayName)
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|                     icon = icon + ".svg"
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|                 }
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|             }
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|             mappings.push({
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|                 if: new Tag(type, tags[type]),
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|                 addExtraTags: Object.keys(tags).filter(k => k !== type).map(k => new Tag(k, tags[k])),
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|                 then: new TypedTranslation<{}>({ "*": nsiItem.displayName }),
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|                 hideInAnswer: false,
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|                 ifnot: undefined,
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|                 alsoShowIf: undefined,
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|                 icon,
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|                 iconClass: "medium",
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|                 priorityIf: frequency > 0 ? new RegexTag("id", /.*/) : undefined,
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|                 searchTerms: { "*": [nsiItem.displayName, nsiItem.id] }
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|             })
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|         }
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|         return mappings
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|     }
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| 
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|     public static supportedTags(type: "operator" | "brand" | "flag" | "transit" | string): Record<string, string[]> {
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|         const tags: Record<string, string []> = {}
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|         const keys = Object.keys(NameSuggestionIndex.nsiFile.nsi)
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|         for (const key of keys) {
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| 
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|             const nsiItem = NameSuggestionIndex.nsiFile.nsi[key]
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|             const path = nsiItem.properties.path
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|             const [osmType, osmkey, osmvalue] = path.split("/")
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|             if (type !== osmType && (type + "s" !== osmType)) {
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|                 continue
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|             }
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|             if (!tags[osmkey]) {
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|                 tags[osmkey] = []
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|             }
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|             tags[osmkey].push(osmvalue)
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|         }
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|         return tags
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|     }
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| 
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|     /**
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|      * Returns a list of all brands/operators
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|      * @param type
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|      */
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|     public static allPossible(type: "brand" | "operator"): NSIItem[] {
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|         const options: NSIItem[] = []
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|         const tags = NameSuggestionIndex.supportedTags(type)
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|         for (const osmKey in tags) {
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|             const values = tags[osmKey]
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|             for (const osmValue of values) {
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|                 const suggestions = this.getSuggestionsFor(type, osmKey, osmValue)
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|                 options.push(...suggestions)
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|             }
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|         }
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|         return (options)
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|     }
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| 
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|     /**
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|      *
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|      * @param path
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|      * @param country: a string containing one or more country codes, separated by ";"
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|      * @param location: center point of the feature, should be [lon, lat]
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|      */
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|     public static getSuggestionsFor(type: string, key: string, value: string, country: string = undefined, location: [number, number] = undefined): NSIItem[] {
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|         const path = `${type}s/${key}/${value}`
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|         const entry = NameSuggestionIndex.nsiFile.nsi[path]
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|         return entry?.items?.filter(i => {
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|             if (i.locationSet.include.indexOf("001") >= 0) {
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|                 return true
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|             }
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| 
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|             if (country === undefined ||
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|                 // We prefer the countries provided by lonlat2country, they are more precise
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|                 // Country might contain multiple countries, separated by ';'
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|                 i.locationSet.include.some(c => country.indexOf(c) >= 0)) {
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|                 return true
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|             }
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| 
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|             if (location === undefined) {
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|                 return true
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|             }
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|             const resolvedSet = NameSuggestionIndex.loco.resolveLocationSet(i.locationSet)
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| 
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|             if (resolvedSet) {
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|                 // We actually have a location set, so we can check if the feature is in it, by determining if our point is inside the MultiPolygon using @turf/boolean-point-in-polygon
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|                 // This might occur for some extra boundaries, such as counties, ...
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|                 const setFeature: Feature<MultiPolygon> = resolvedSet.feature
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|                 return turf.booleanPointInPolygon(location, setFeature.geometry)
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|             }
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| 
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|             return false
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|         })
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|     }
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| }
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