mapcomplete/Models/ThemeConfig/SourceConfig.ts

79 lines
2.9 KiB
TypeScript

import { TagsFilter } from "../../Logic/Tags/TagsFilter"
import { RegexTag } from "../../Logic/Tags/RegexTag"
export default class SourceConfig {
public osmTags?: TagsFilter
public geojsonSource?: string
public geojsonZoomLevel?: number
public isOsmCacheLayer: boolean
public readonly mercatorCrs: boolean
public readonly idKey: string
constructor(
params: {
mercatorCrs?: boolean
osmTags?: TagsFilter
overpassScript?: string
geojsonSource?: string
isOsmCache?: boolean
geojsonSourceLevel?: number
idKey?: string
},
context?: string
) {
let defined = 0
if (params.osmTags) {
defined++
}
if (params.overpassScript) {
defined++
}
if (params.geojsonSource) {
defined++
}
if (defined == 0) {
throw `Source: nothing correct defined in the source (in ${context}) (the params are ${JSON.stringify(
params
)})`
}
if (params.isOsmCache && params.geojsonSource == undefined) {
console.error(params)
throw `Source said it is a OSM-cached layer, but didn't define the actual source of the cache (in context ${context})`
}
if (params.geojsonSource !== undefined && params.geojsonSourceLevel !== undefined) {
if (
!["x", "y", "x_min", "x_max", "y_min", "Y_max"].some(
(toSearch) => params.geojsonSource.indexOf(toSearch) > 0
)
) {
throw `Source defines a geojson-zoomLevel, but does not specify {x} nor {y} (or equivalent), this is probably a bug (in context ${context})`
}
}
if (params.osmTags !== undefined) {
const optimized = params.osmTags.optimize()
if (optimized === false) {
throw (
"Error at " +
context +
": the specified tags are conflicting with each other: they will never match anything at all.\n" +
"\tThe offending tags are: " +
params.osmTags.asHumanString(false, false, {}) +
"\tThey optmize into 'false' "
)
}
if (optimized === true) {
throw (
"Error at " +
context +
": the specified tags are very wide: they will always match everything"
)
}
}
this.osmTags = params.osmTags ?? new RegexTag("id", /.*/)
this.geojsonSource = params.geojsonSource
this.geojsonZoomLevel = params.geojsonSourceLevel
this.isOsmCacheLayer = params.isOsmCache ?? false
this.mercatorCrs = params.mercatorCrs ?? false
this.idKey = params.idKey
}
}