forked from MapComplete/MapComplete
81 lines
2.9 KiB
TypeScript
81 lines
2.9 KiB
TypeScript
import * as known_layers from "../assets/generated/known_layers.json"
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import { LayerConfigJson } from "../Models/ThemeConfig/Json/LayerConfigJson"
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import { TagUtils } from "../Logic/Tags/TagUtils"
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import { Utils } from "../Utils"
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import { writeFileSync } from "fs"
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import ScriptUtils from "./ScriptUtils"
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import Constants from "../Models/Constants"
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/* Downloads stats on osmSource-tags and keys from tagInfo */
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async function main(includeTags = true) {
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ScriptUtils.fixUtils()
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const layers: LayerConfigJson[] = (known_layers["default"] ?? known_layers).layers
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const keysAndTags = new Map<string, Set<string>>()
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for (const layer of layers) {
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if (layer.source["geoJson"] !== undefined && !layer.source["isOsmCache"]) {
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continue
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}
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if (Constants.priviliged_layers.indexOf(layer.id) >= 0) {
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continue
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}
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const sources = TagUtils.Tag(layer.source.osmTags)
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const allKeys = sources.usedKeys()
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for (const key of allKeys) {
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if (!keysAndTags.has(key)) {
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keysAndTags.set(key, new Set<string>())
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}
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}
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const allTags = includeTags ? sources.usedTags() : []
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for (const tag of allTags) {
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if (!keysAndTags.has(tag.key)) {
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keysAndTags.set(tag.key, new Set<string>())
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}
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keysAndTags.get(tag.key).add(tag.value)
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}
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}
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const keyTotal = new Map<string, number>()
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const tagTotal = new Map<string, Map<string, number>>()
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await Promise.all(
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Array.from(keysAndTags.keys()).map(async (key) => {
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const values = keysAndTags.get(key)
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const data = await Utils.downloadJson(
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`https://taginfo.openstreetmap.org/api/4/key/stats?key=${key}`
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)
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const count = data.data.find((item) => item.type === "all").count
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keyTotal.set(key, count)
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console.log(key, "-->", count)
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if (values.size > 0) {
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tagTotal.set(key, new Map<string, number>())
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await Promise.all(
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Array.from(values).map(async (value) => {
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const tagData = await Utils.downloadJson(
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`https://taginfo.openstreetmap.org/api/4/tag/stats?key=${key}&value=${value}`
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)
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const count = tagData.data.find((item) => item.type === "all").count
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tagTotal.get(key).set(value, count)
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console.log(key + "=" + value, "-->", count)
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})
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)
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}
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})
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)
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writeFileSync(
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"./assets/key_totals.json",
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JSON.stringify(
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{
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keys: Utils.MapToObj(keyTotal, (t) => t),
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tags: Utils.MapToObj(tagTotal, (v) => Utils.MapToObj(v, (t) => t)),
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},
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null,
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" "
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)
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)
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}
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main().then(() => console.log("All done"))
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