63 lines
1.6 KiB
JavaScript
63 lines
1.6 KiB
JavaScript
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export class MapList {
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constructor(active, maps) {
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this.maps = maps
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this.active = active
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if (Object.keys(maps).length > 0) this.select(active)
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}
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/**
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* Selects a map from the map list.
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*
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* @param {string} active - Name of the map to select.
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* @returns
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* @memberof MapList
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*/
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select(active) {
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let map = null
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if (active !== this.active) {
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let keys = Object.keys(this.maps)
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if (keys.length > 0) {
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if (this.maps[active] == null) {
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let altActive = keys[0]
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console.warn(
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`The MapList does not contain the provided active key '${active}'. Used '${altActive}' as fallback.`
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)
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active = altActive
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}
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if (this.active !== active) {
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this.active = active
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map = this.maps[active]
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}
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} else {
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console.error(`Could not provide a fallback map! The map object is empty.`)
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}
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}
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return map
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}
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add(key, map) {
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if (this.maps[key] != null) consol.warn('Key already in mapList. The existing key was overwritten.')
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map.name = key
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this.maps[key] = map
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}
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get map() {
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console.log(this.maps, this.active)
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return this.maps[this.active]
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}
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next() {
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let keys = Object.keys(this.maps)
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let idx = keys.indexOf(this.active)
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let next = idx + 1 < key.length ? keys[idx + 1] : keys[0]
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console.log(keys, idx, next)
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return next
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}
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}
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