mirror of
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90 lines
2.6 KiB
TypeScript
90 lines
2.6 KiB
TypeScript
/*
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* Copyright (c) 2016-2020 Martin Donath <martin.donath@squidfunk.com>
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*
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* Permission is hereby granted, free of charge, to any person obtaining a copy
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* of this software and associated documentation files (the "Software"), to
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* deal in the Software without restriction, including without limitation the
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* rights to use, copy, modify, merge, publish, distribute, sublicense, and/or
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* sell copies of the Software, and to permit persons to whom the Software is
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* furnished to do so, subject to the following conditions:
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*
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* The above copyright notice and this permission notice shall be included in
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* all copies or substantial portions of the Software.
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*
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* THE SOFTWARE IS PROVIDED "AS IS", WITHOUT WARRANTY OF ANY KIND, EXPRESS OR
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* IMPLIED, INCLUDING BUT NOT LIMITED TO THE WARRANTIES OF MERCHANTABILITY,
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* FITNESS FOR A PARTICULAR PURPOSE AND NON-INFRINGEMENT. IN NO EVENT SHALL THE
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* AUTHORS OR COPYRIGHT HOLDERS BE LIABLE FOR ANY CLAIM, DAMAGES OR OTHER
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* LIABILITY, WHETHER IN AN ACTION OF CONTRACT, TORT OR OTHERWISE, ARISING
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* FROM, OUT OF OR IN CONNECTION WITH THE SOFTWARE OR THE USE OR OTHER DEALINGS
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* IN THE SOFTWARE.
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*/
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import { OperatorFunction, pipe } from "rxjs"
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import {
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distinctUntilKeyChanged,
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map,
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switchMap,
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withLatestFrom
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} from "rxjs/operators"
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import { setToggle } from "actions"
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import {
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SearchQuery,
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WorkerHandler,
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useToggle,
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watchSearchQuery
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} from "observables"
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import {
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SearchMessage,
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SearchMessageType,
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SearchQueryMessage
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} from "workers"
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/* ----------------------------------------------------------------------------
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* Functions
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* ------------------------------------------------------------------------- */
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/**
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* Mount search query from source observable
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*
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* @param handler - Worker handler
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*
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* @return Operator function
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*/
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export function mountSearchQuery(
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{ tx$ }: WorkerHandler<SearchMessage>
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): OperatorFunction<HTMLInputElement, SearchQuery> {
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const toggle$ = useToggle("search")
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return pipe(
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switchMap(el => {
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const query$ = watchSearchQuery(el)
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/* Subscribe worker to search query */
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query$
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.pipe(
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distinctUntilKeyChanged("value"),
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map<SearchQuery, SearchQueryMessage>(({ value }) => ({
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type: SearchMessageType.QUERY,
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data: value
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}))
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)
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.subscribe(tx$.next.bind(tx$))
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/* Toggle search on focus */
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query$
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.pipe(
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distinctUntilKeyChanged("focus"),
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withLatestFrom(toggle$)
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)
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.subscribe(([{ focus }, toggle]) => {
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if (focus)
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setToggle(toggle, focus)
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})
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/* Return search query */
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return query$
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})
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)
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}
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