MapComplete/src/Models/ThemeConfig/LayerConfig.ts

593 lines
24 KiB
TypeScript

import { Translation } from "../../UI/i18n/Translation"
import SourceConfig from "./SourceConfig"
import TagRenderingConfig from "./TagRenderingConfig"
import PresetConfig, { PreciseInput } from "./PresetConfig"
import { LayerConfigJson } from "./Json/LayerConfigJson"
import Translations from "../../UI/i18n/Translations"
import { TagUtils } from "../../Logic/Tags/TagUtils"
import FilterConfig from "./FilterConfig"
import { Unit } from "../Unit"
import DeleteConfig from "./DeleteConfig"
import MoveConfig from "./MoveConfig"
import PointRenderingConfig from "./PointRenderingConfig"
import WithContextLoader from "./WithContextLoader"
import LineRenderingConfig from "./LineRenderingConfig"
import { TagRenderingConfigJson } from "./Json/TagRenderingConfigJson"
import BaseUIElement from "../../UI/BaseUIElement"
import Link from "../../UI/Base/Link"
import { Utils } from "../../Utils"
import { TagsFilter } from "../../Logic/Tags/TagsFilter"
import FilterConfigJson from "./Json/FilterConfigJson"
import { Overpass } from "../../Logic/Osm/Overpass"
import Constants from "../Constants"
import { QuestionableTagRenderingConfigJson } from "./Json/QuestionableTagRenderingConfigJson"
import MarkdownUtils from "../../Utils/MarkdownUtils"
import Combine from "../../UI/Base/Combine"
export default class LayerConfig extends WithContextLoader {
public static readonly syncSelectionAllowed = ["no", "local", "theme-only", "global"] as const
public readonly id: string
public readonly name: Translation
public readonly description: Translation
public readonly searchTerms: Record<string, string[]>
/**
* Only 'null' for special, privileged layers
*/
public readonly source: SourceConfig | null
public readonly calculatedTags: [string, string, boolean][]
public readonly doNotDownload: boolean
public readonly passAllFeatures: boolean
public readonly isShown: TagsFilter
public minzoom: number
public minzoomVisible: number
public readonly title?: TagRenderingConfig
public readonly titleIcons: TagRenderingConfig[]
public readonly mapRendering: PointRenderingConfig[]
public readonly lineRendering: LineRenderingConfig[]
public readonly units: Unit[]
public readonly deletion: DeleteConfig | null
public readonly allowMove: MoveConfig | null
public readonly allowSplit: boolean
public readonly shownByDefault: boolean
public readonly doCount: boolean
/**
* In seconds
*/
public readonly maxAgeOfCache: number
public readonly presets: PresetConfig[]
public readonly tagRenderings: TagRenderingConfig[]
public readonly filters: FilterConfig[]
public readonly filterIsSameAs: string
public readonly forceLoad: boolean
public readonly syncSelection: (typeof LayerConfig.syncSelectionAllowed)[number] // this is a trick to conver a constant array of strings into a type union of these values
public readonly _needsFullNodeDatabase: boolean
public readonly popupInFloatover: boolean | string
public readonly enableMorePrivacy: boolean
/**
* If this layer is based on another layer, this might be indicated here
* @private
*/
private readonly _basedOn: string | undefined
constructor(json: LayerConfigJson, context?: string, official: boolean = true) {
context = context + "." + json?.id
const translationContext = "layers:" + json.id
super(json, context)
this.id = json.id
this._basedOn = json["_basedOn"]
if (json.source === "special" || json.source === "special:library") {
this.source = null
}
this.syncSelection = json.syncSelection ?? "no"
if(!json.source) {
if(json.presets === undefined){
throw "Error while parsing "+json.id+" in "+context+"; no source given"
}
this.source = new SourceConfig({
osmTags: TagUtils.Tag({or: json.presets.map(pr => ({and:pr.tags}))}),
})
} else if (typeof json.source !== "string") {
this.maxAgeOfCache = json.source["maxCacheAge"] ?? 24 * 60 * 60 * 30
this.source = new SourceConfig(
{
osmTags: TagUtils.Tag(json.source["osmTags"], context + "source.osmTags"),
geojsonSource: json.source["geoJson"],
geojsonSourceLevel: json.source["geoJsonZoomLevel"],
overpassScript: json.source["overpassScript"],
isOsmCache: json.source["isOsmCache"],
mercatorCrs: json.source["mercatorCrs"],
idKey: json.source["idKey"],
},
json.id
)
}
this.allowSplit = json.allowSplit ?? false
this.name = Translations.T(json.name, translationContext + ".name")
if (json.description !== undefined) {
if (Object.keys(json.description).length === 0) {
json.description = undefined
}
}
this.description = Translations.T(json.description, translationContext + ".description")
this.searchTerms = json.searchTerms ?? {}
this.calculatedTags = undefined
if (json.calculatedTags !== undefined) {
if (!official) {
console.warn(
`Unofficial theme ${this.id} with custom javascript! This is a security risk`,
)
}
this.calculatedTags = []
for (const kv of json.calculatedTags) {
const index = kv.indexOf("=")
let key = kv.substring(0, index).trim()
const r = "[a-z_][a-z0-9:]*"
if (key.match(r) === null) {
throw (
"At " +
context +
" invalid key for calculated tag: " +
key +
"; it should match " +
r
)
}
const isStrict = key.endsWith(":")
if (isStrict) {
key = key.substr(0, key.length - 1)
}
const code = kv.substring(index + 1)
this.calculatedTags.push([key, code, isStrict])
}
}
this.doNotDownload = json.doNotDownload ?? false
this.passAllFeatures = json.passAllFeatures ?? false
this.minzoom = json.minzoom ?? 0
this._needsFullNodeDatabase = json.fullNodeDatabase ?? false
if (json["minZoom"] !== undefined) {
throw "At " + context + ": minzoom is written all lowercase"
}
this.minzoomVisible = json.minzoomVisible ?? this.minzoom
this.shownByDefault = json.shownByDefault ?? true
this.doCount = json.isCounted ?? this.shownByDefault ?? true
this.forceLoad = json.forceLoad ?? false
this.enableMorePrivacy = json.enableMorePrivacy ?? false
if (json.presets === null) json.presets = undefined
if (json.presets !== undefined && json.presets?.map === undefined) {
throw "Presets should be a list of items (at " + context + ")"
}
this.presets = (json.presets ?? []).map((pr, i) => {
let preciseInput: PreciseInput = {
preferredBackground: ["photo"],
snapToLayers: undefined,
maxSnapDistance: undefined,
}
if (pr["preciseInput"] !== undefined) {
throw (
"Layer " +
this.id +
" still uses the old 'preciseInput'-field. For snapping to layers, use 'snapToLayer' instead"
)
}
if (pr.snapToLayer !== undefined) {
let snapToLayers = pr.snapToLayer
preciseInput = {
snapToLayers,
maxSnapDistance: pr.maxSnapDistance ?? 10,
}
}
const config: PresetConfig = {
title: Translations.T(pr.title, `${translationContext}.presets.${i}.title`),
tags: pr.tags.map((t) => TagUtils.SimpleTag(t)),
description: Translations.T(
pr.description,
`${translationContext}.presets.${i}.description`,
),
preciseInput: preciseInput,
exampleImages: pr.exampleImages,
}
return config
})
if (json.pointRendering === undefined && json.lineRendering === undefined) {
throw "Both pointRendering and lineRendering are undefined in " + context
}
if (json.lineRendering) {
this.lineRendering = Utils.NoNull(json.lineRendering).map(
(r, i) => new LineRenderingConfig(r, `${context}[${i}]`),
)
} else {
this.lineRendering = []
}
if (json.pointRendering) {
this.mapRendering = Utils.NoNull(json.pointRendering).map(
(r, i) => new PointRenderingConfig(r, `${context}[${i}](${this.id})`),
)
} else {
this.mapRendering = []
}
{
const hasCenterRendering = this.mapRendering.some(
(r) =>
r.location.has("centroid") ||
r.location.has("projected_centerpoint") ||
r.location.has("start") ||
r.location.has("end"),
)
if (
json.pointRendering !== null &&
json.lineRendering !== null &&
this.lineRendering.length === 0 &&
this.mapRendering.length === 0
) {
throw (
"The layer " +
this.id +
` does not have any maprenderings defined and will thus not show up on the map at all:
\t ${this.lineRendering?.length} linerenderings and ${this.mapRendering?.length} pointRenderings.
\t If this is intentional, set \`pointRendering\` and \`lineRendering\` to 'null' instead of '[]'`
)
} else if (
!hasCenterRendering &&
this.lineRendering.length === 0 &&
Constants.priviliged_layers.indexOf(<any>this.id) < 0 &&
this.source !== null /*library layer*/ &&
!this.source?.geojsonSource?.startsWith(
"https://api.openstreetmap.org/api/0.6/notes.json",
)
) {
throw (
"The layer " +
this.id +
" might not render ways. This might result in dropped information (at " +
context +
")"
)
}
}
const missingIds =
Utils.NoNull(json.tagRenderings)?.filter(
(tr) =>
typeof tr !== "string" &&
tr["builtin"] === undefined &&
tr["id"] === undefined &&
tr["rewrite"] === undefined,
) ?? []
if (missingIds?.length > 0 && official) {
console.error("Some tagRenderings of", this.id, "are missing an id:", missingIds)
throw "Missing ids in tagrenderings"
}
this.tagRenderings = (Utils.NoNull(json.tagRenderings) ?? []).map(
(tr, i) =>
new TagRenderingConfig(
<QuestionableTagRenderingConfigJson>tr,
this.id + ".tagRenderings[" + i + "]",
),
)
if (json.units !== undefined && !Array.isArray(json.units)) {
throw (
"At " +
context +
".units: the 'units'-section should be a list; you probably have an object there"
)
}
this.units = (json.units ?? []).flatMap((unitJson, i) =>
Unit.fromJson(unitJson, this.tagRenderings, `${context}.unit[${i}]`),
)
if (
json.filter !== undefined &&
json.filter !== null &&
json.filter["sameAs"] !== undefined
) {
this.filterIsSameAs = json.filter["sameAs"]
this.filters = []
} else {
this.filters = (<FilterConfigJson[]>json.filter ?? [])
.filter((f) => typeof f !== "string")
.map((option, i) => {
return new FilterConfig(option, `layers:${this.id}.filter.${i}`)
})
}
{
const duplicateIds = Utils.Duplicates(this.filters.map((f) => f.id))
if (duplicateIds.length > 0) {
throw `Some filters have a duplicate id: ${duplicateIds} (at ${context}.filters)`
}
}
if (json["filters"] !== undefined) {
throw "Error in " + context + ": use 'filter' instead of 'filters'"
}
this.titleIcons = this.ParseTagRenderings(<TagRenderingConfigJson[]>json.titleIcons ?? [], {
readOnlyMode: true,
})
this.title = this.tr("title", undefined, translationContext)
this.isShown = TagUtils.TagD(json.isShown, context + ".isShown")
this.deletion = null
if (json.deletion === true) {
json.deletion = {}
}
if (json.deletion !== undefined && json.deletion !== false) {
this.deletion = new DeleteConfig(json.deletion, `${context}.deletion`)
}
this.allowMove = null
if (json.allowMove === false) {
this.allowMove = null
} else if (json.allowMove === true) {
this.allowMove = new MoveConfig({}, context + ".allowMove")
} else if (json.allowMove !== undefined) {
this.allowMove = new MoveConfig(json.allowMove, context + ".allowMove")
}
if (json["showIf"] !== undefined) {
throw (
"Invalid key on layerconfig " +
this.id +
": showIf. Did you mean 'isShown' instead?"
)
}
this.popupInFloatover = json.popupInFloatover ?? false
}
public defaultIcon(properties?: Record<string, string>): BaseUIElement | undefined {
if (this.mapRendering === undefined || this.mapRendering === null) {
return undefined
}
const mapRenderings = this.mapRendering.filter((r) => r.location.has("point"))
if (mapRenderings.length === 0) {
return undefined
}
return new Combine(mapRenderings.map(
mr => mr.GetBaseIcon(properties ?? this.GetBaseTags()).SetClass("absolute left-0 top-0 w-full h-full"))
).SetClass("relative block w-full h-full")
}
public GetBaseTags(): Record<string, string> {
return TagUtils.changeAsProperties(
this.source?.osmTags?.asChange({ id: "node/-1" }) ?? [{ k: "id", v: "node/-1" }],
)
}
public GenerateDocumentation(
usedInThemes: string[],
layerIsNeededBy?: Map<string, string[]>,
dependencies: {
context?: string
reason: string
neededLayer: string
}[] = [],
addedByDefault = false,
canBeIncluded = true,
): string {
const extraProps: string[] = []
extraProps.push("This layer is shown at zoomlevel **" + this.minzoom + "** and higher")
if (canBeIncluded) {
if (addedByDefault) {
extraProps.push(
"**This layer is included automatically in every theme. This layer might contain no points**",
)
}
if (this.shownByDefault === false) {
extraProps.push(
"This layer is not visible by default and must be enabled in the filter by the user. ",
)
}
if (this.title === undefined) {
extraProps.push(
"Elements don't have a title set and cannot be toggled nor will they show up in the dashboard. If you import this layer in your theme, override `title` to make this toggleable.",
)
}
if (this.name === undefined && this.shownByDefault === false) {
extraProps.push(
"This layer is not visible by default and the visibility cannot be toggled, effectively resulting in a fully hidden layer. This can be useful, e.g. to calculate some metatags. If you want to render this layer (e.g. for debugging), enable it by setting the URL-parameter layer-<id>=true",
)
}
if (this.name === undefined) {
extraProps.push(
"Not visible in the layer selection by default. If you want to make this layer toggable, override `name`",
)
}
if (this.mapRendering.length === 0) {
extraProps.push(
"Not rendered on the map by default. If you want to rendering this on the map, override `mapRenderings`",
)
}
if (this.source?.geojsonSource !== undefined) {
extraProps.push(
[
"<img src='../warning.svg' height='1rem'/>",
"This layer is loaded from an external source, namely ",
"`" + this.source.geojsonSource + "`",
].join("\n\n"),
)
}
} else {
extraProps.push(
"This layer can **not** be included in a theme. It is solely used by [special renderings](SpecialRenderings.md) showing a minimap with custom data.",
)
}
let usingLayer: string[] = []
if (!addedByDefault) {
if (usedInThemes?.length > 0) {
usingLayer = [
"## Themes using this layer",
MarkdownUtils.list(
(usedInThemes ?? []).map((id) => `[${id}](https://mapcomplete.org/${id})`),
),
]
} else if (this.source !== null) {
usingLayer = ["No themes use this layer"]
}
}
for (const dep of dependencies) {
extraProps.push(
[
"This layer will automatically load ",
`[${dep.neededLayer}](./${dep.neededLayer}.md)`,
" into the layout as it depends on it: ",
dep.reason,
"(" + dep.context + ")",
].join(" "),
)
}
for (const revDep of Utils.Dedup(layerIsNeededBy?.get(this.id) ?? [])) {
extraProps.push(
["This layer is needed as dependency for layer", `[${revDep}](#${revDep})`].join(
" ",
),
)
}
const tableRows: string[][] = Utils.NoNull(
this.tagRenderings
.map((tr) => tr.FreeformValues())
.filter((values) => values !== undefined)
.filter((values) => values.key !== "id")
.map((values) => {
const embedded: string[] = values.values?.map((v) =>
Link.OsmWiki(values.key, v, true).SetClass("mr-2").AsMarkdown(),
) ?? ["_no preset options defined, or no values in them_"]
const statistics = `https://taghistory.raifer.tech/?#***/${encodeURIComponent(
values.key,
)}/`
const tagInfo = `https://taginfo.openstreetmap.org/keys/${values.key}#values`
return [
[
`<a target="_blank" href='${tagInfo}'><img src='https://mapcomplete.org/assets/svg/search.svg' height='18px'></a>`,
`<a target="_blank" href='${statistics}'><img src='https://mapcomplete.org/assets/svg/statistics.svg' height='18px'></a>`,
Link.OsmWiki(values.key).AsMarkdown(),
].join(" "),
values.type === undefined
? "Multiple choice"
: `[${values.type}](../SpecialInputElements.md#${values.type})`,
embedded.join(" "),
]
}),
)
let quickOverview: string[] = []
if (tableRows.length > 0) {
quickOverview = [
"**Warning:**",
"this quick overview is incomplete",
MarkdownUtils.table(
["attribute", "type", "values which are supported by this layer"],
tableRows,
),
]
}
let overpassLink: string = undefined
if (this.source !== undefined) {
try {
overpassLink =
"[Execute on overpass](" +
Overpass.AsOverpassTurboLink(<TagsFilter>this.source.osmTags.optimize())
.replaceAll("(", "%28")
.replaceAll(")", "%29") +
")"
} catch (e) {
console.error("Could not generate overpasslink for " + this.id)
}
}
const filterDocs: string[] = []
if (this.filters.length > 0) {
filterDocs.push("## Filters")
filterDocs.push(...this.filters.map((filter) => filter.GenerateDocs()))
}
const tagsDescription: string[] = []
if (this.source !== null) {
tagsDescription.push("## Basic tags for this layer")
const neededTags = <TagsFilter>this.source.osmTags.optimize()
if (neededTags["and"]) {
const parts = neededTags["and"]
tagsDescription.push(
"Elements must match **all** of the following expressions:",
parts.map((p, i) => i + ". " + p.asHumanString(true, false, {})).join("\n"),
)
} else if (neededTags["or"]) {
const parts = neededTags["or"]
tagsDescription.push(
"Elements must match **any** of the following expressions:",
parts.map((p) => " - " + p.asHumanString(true, false, {})).join("\n"),
)
} else {
tagsDescription.push(
"Elements must match the expression **" +
neededTags.asHumanString(true, false, {}) +
"**",
)
}
tagsDescription.push(overpassLink)
} else {
tagsDescription.push("This is a special layer - data is not sourced from OpenStreetMap")
}
return [
[
"# " + this.id + "\n",
this._basedOn
? `This layer is based on [${this._basedOn}](../Layers/${this._basedOn}.md)`
: "",
this.description,
"\n",
].join("\n\n"),
MarkdownUtils.list(extraProps),
...usingLayer,
...tagsDescription,
"## Supported attributes",
quickOverview,
...this.tagRenderings
.filter((tr) => tr.labels.indexOf("ignore_docs") < 0)
.map((tr) => tr.GenerateDocumentation()),
...filterDocs,
].join("\n\n")
}
public CustomCodeSnippets(): string[] {
if (this.calculatedTags === undefined) {
return []
}
return this.calculatedTags.map((code) => code[1])
}
AllTagRenderings(): TagRenderingConfig[] {
return Utils.NoNull([...this.tagRenderings, ...this.titleIcons, this.title])
}
public isLeftRightSensitive(): boolean {
return this.lineRendering.some((lr) => lr.leftRightSensitive)
}
}