90 lines
2.9 KiB
TypeScript
90 lines
2.9 KiB
TypeScript
/*
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Copyright 2024 New Vector Ltd
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Licensed under the Apache License, Version 2.0 (the "License");
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you may not use this file except in compliance with the License.
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You may obtain a copy of the License at
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http://www.apache.org/licenses/LICENSE-2.0
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Unless required by applicable law or agreed to in writing, software
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distributed under the License is distributed on an "AS IS" BASIS,
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WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
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See the License for the specific language governing permissions and
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limitations under the License.
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*/
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import { CSSProperties, forwardRef } from "react";
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import { useObservableEagerState } from "observable-hooks";
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import { CallLayout } from "./CallLayout";
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import { SpotlightLayout as SpotlightLayoutModel } from "../state/CallViewModel";
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import { useReactiveState } from "../useReactiveState";
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import styles from "./SpotlightLayout.module.css";
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import { Slot } from "./Grid";
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interface GridCSSProperties extends CSSProperties {
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"--grid-columns": number;
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}
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const getGridColumns = (gridLength: number): number =>
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gridLength > 20 ? 2 : 1;
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export const makeSpotlightLayout: CallLayout<SpotlightLayoutModel> = ({
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minBounds,
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}) => ({
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fixed: {
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tiles: (model) => new Map([["spotlight", model.spotlight]]),
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Layout: forwardRef(function SpotlightLayoutFixed({ model }, ref) {
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const { width, height } = useObservableEagerState(minBounds);
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const gridColumns = getGridColumns(model.grid.length);
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const [generation] = useReactiveState<number>(
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(prev) => (prev === undefined ? 0 : prev + 1),
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[model.grid.length, width, height],
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);
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return (
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<div
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ref={ref}
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data-generation={generation}
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className={styles.fixed}
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style={{ "--grid-columns": gridColumns, height } as GridCSSProperties}
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>
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<div className={styles.spotlight}>
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<Slot className={styles.slot} tile="spotlight" />
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</div>
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<div className={styles.grid} />
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</div>
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);
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}),
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},
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scrolling: {
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tiles: (model) => new Map(model.grid.map((tile) => [tile.id, tile])),
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Layout: forwardRef(function SpotlightLayoutScrolling({ model }, ref) {
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const { width, height } = useObservableEagerState(minBounds);
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const gridColumns = getGridColumns(model.grid.length);
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const [generation] = useReactiveState<number>(
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(prev) => (prev === undefined ? 0 : prev + 1),
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[model.grid, width, height],
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);
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return (
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<div
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ref={ref}
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data-generation={generation}
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className={styles.scrolling}
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style={{ "--grid-columns": gridColumns } as GridCSSProperties}
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>
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<div className={styles.spotlight} />
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<div className={styles.grid}>
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{model.grid.map((tile) => (
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<Slot key={tile.id} className={styles.slot} tile={tile.id} />
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))}
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</div>
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</div>
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);
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}),
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},
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});
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