forked from MapComplete/MapComplete
65 lines
2.3 KiB
TypeScript
65 lines
2.3 KiB
TypeScript
import * as all_layers from "../../assets/generated/themes/personal.json"
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import ThemeConfig from "../../Models/ThemeConfig/ThemeConfig"
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import { OsmObject } from "../../Logic/Osm/OsmObject"
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export class HistoryUtils {
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public static readonly personalTheme = new ThemeConfig(<any>all_layers, true)
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private static ignoredLayers = new Set<string>(["fixme"])
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public static determineLayer(properties: Record<string, string>) {
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return this.personalTheme.getMatchingLayer(properties, this.ignoredLayers)
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}
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public static tagHistoryDiff(
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step: OsmObject,
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history: OsmObject[]
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): {
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key: string
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value?: string
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oldValue?: string
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step: OsmObject
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}[] {
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const previous = history[step.version - 2]
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if (!previous) {
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return Object.keys(step.tags)
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.filter((key) => !key.startsWith("_") && key !== "id")
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.map((key) => ({
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key,
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value: step.tags[key],
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step,
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}))
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}
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const previousTags = previous.tags
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return Object.keys(step.tags)
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.filter((key) => !key.startsWith("_"))
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.map((key) => {
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const value = step.tags[key]
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const oldValue = previousTags[key]
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return {
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key,
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value,
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oldValue,
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step,
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}
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})
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.filter((ch) => ch.oldValue !== ch.value)
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}
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public static fullHistoryDiff(histories: OsmObject[][], onlyShowUsername?: Set<string>) {
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const allDiffs: { key: string; oldValue?: string; value?: string }[] = [].concat(
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...histories.map((history) => {
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const filtered = history.filter(
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(step) =>
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!onlyShowUsername ||
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onlyShowUsername?.has(step.tags["_last_edit:contributor"])
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)
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const diffs: {
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key: string
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value?: string
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oldValue?: string
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}[][] = filtered.map((step) => HistoryUtils.tagHistoryDiff(step, history))
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return [].concat(...diffs)
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})
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)
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return allDiffs
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}
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}
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