@blueprintjs/select/lib/esnext/__examples__/filmSelect.js

/*
 * Copyright 2021 Palantir Technologies, Inc. All rights reserved.
 *
 * Licensed under the Apache License, Version 2.0 (the "License");
 * you may not use this file except in compliance with the License.
 * You may obtain a copy of the License at
 *
 *     http://www.apache.org/licenses/LICENSE-2.0
 *
 * Unless required by applicable law or agreed to in writing, software
 * distributed under the License is distributed on an "AS IS" BASIS,
 * WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
 * See the License for the specific language governing permissions and
 * limitations under the License.
 */
import * as React from "react";
import { Button } from "@blueprintjs/core";
import { MenuItem2 } from "@blueprintjs/popover2";
import { Select2 } from "../components/select/select2";
import { areFilmsEqual, createFilm, filterFilm, getFilmItemProps, maybeAddCreatedFilmToArrays, maybeDeleteCreatedFilmFromArrays, renderCreateFilmMenuItem, TOP_100_FILMS, } from "./films";
export function FilmSelect({ allowCreate = false, fill, ...restProps }) {
    const [items, setItems] = React.useState([...TOP_100_FILMS]);
    const [createdItems, setCreatedItems] = React.useState([]);
    const [selectedFilm, setSelectedFilm] = React.useState(TOP_100_FILMS[0]);
    const handleItemSelect = React.useCallback((newFilm) => {
        // Delete the old film from the list if it was newly created.
        const step1Result = maybeDeleteCreatedFilmFromArrays(items, createdItems, selectedFilm);
        // Add the new film to the list if it is newly created.
        const step2Result = maybeAddCreatedFilmToArrays(step1Result.items, step1Result.createdItems, newFilm);
        setCreatedItems(step2Result.createdItems);
        setSelectedFilm(newFilm);
        setItems(step2Result.items);
    }, []);
    const itemRenderer = React.useCallback((film, props) => {
        if (!props.modifiers.matchesPredicate) {
            return null;
        }
        return React.createElement(MenuItem2, { ...getFilmItemProps(film, props), selected: film === selectedFilm });
    }, [selectedFilm]);
    return (React.createElement(Select2, { createNewItemFromQuery: allowCreate ? createFilm : undefined, createNewItemRenderer: allowCreate ? renderCreateFilmMenuItem : undefined, fill: fill, itemPredicate: filterFilm, itemRenderer: itemRenderer, items: items, itemsEqual: areFilmsEqual, menuProps: { "aria-label": "films" }, noResults: React.createElement(MenuItem2, { disabled: true, text: "No results.", roleStructure: "listoption" }), onItemSelect: handleItemSelect, ...restProps },
        React.createElement(Button, { disabled: restProps.disabled, fill: fill, icon: "film", rightIcon: "caret-down", text: selectedFilm ? `${selectedFilm.title} (${selectedFilm.year})` : "(No selection)" })));
}
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