forked from MapComplete/MapComplete
40 lines
1.5 KiB
TypeScript
40 lines
1.5 KiB
TypeScript
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import BaseUIElement from "../BaseUIElement";
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import {UIEventSource} from "../../Logic/UIEventSource";
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import {VariableUiElement} from "./VariableUIElement";
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import Combine from "./Combine";
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import Locale from "../i18n/Locale";
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import {Utils} from "../../Utils";
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export default class FilteredCombine extends VariableUiElement {
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/**
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* Only shows item matching the search
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* If predicate of an item is undefined, it will be filtered out as soon as a non-null or non-empty search term is given
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* @param entries
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* @param searchedValue
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* @param options
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*/
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constructor(entries: {
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element: BaseUIElement | string,
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predicate?: (s: string) => boolean
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}[],
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searchedValue: UIEventSource<string>,
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options?: {
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onEmpty?: BaseUIElement | string,
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innerClasses: string
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}
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) {
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entries = Utils.NoNull(entries)
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super(searchedValue.map(searchTerm => {
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if(searchTerm === undefined || searchTerm === ""){
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return new Combine(entries.map(e => e.element)).SetClass(options?.innerClasses ?? "")
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}
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const kept = entries.filter(entry => entry?.predicate !== undefined && entry.predicate(searchTerm))
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if (kept.length === 0) {
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return options?.onEmpty
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}
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return new Combine(kept.map(entry => entry.element)).SetClass(options?.innerClasses ?? "")
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}, [Locale.language]))
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}
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}
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