mapcomplete/UI/Base/FilteredCombine.ts

50 lines
1.8 KiB
TypeScript

import BaseUIElement from "../BaseUIElement"
import { UIEventSource } from "../../Logic/UIEventSource"
import { VariableUiElement } from "./VariableUIElement"
import Combine from "./Combine"
import Locale from "../i18n/Locale"
import { Utils } from "../../Utils"
export default class FilteredCombine extends VariableUiElement {
/**
* Only shows item matching the search
* 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
* @param entries
* @param searchedValue
* @param options
*/
constructor(
entries: {
element: BaseUIElement | string
predicate?: (s: string) => boolean
}[],
searchedValue: UIEventSource<string>,
options?: {
onEmpty?: BaseUIElement | string
innerClasses: string
}
) {
entries = Utils.NoNull(entries)
super(
searchedValue.map(
(searchTerm) => {
if (searchTerm === undefined || searchTerm === "") {
return new Combine(entries.map((e) => e.element)).SetClass(
options?.innerClasses ?? ""
)
}
const kept = entries.filter(
(entry) => entry?.predicate !== undefined && entry.predicate(searchTerm)
)
if (kept.length === 0) {
return options?.onEmpty
}
return new Combine(kept.map((entry) => entry.element)).SetClass(
options?.innerClasses ?? ""
)
},
[Locale.language]
)
)
}
}