84 lines
2.2 KiB
TypeScript
84 lines
2.2 KiB
TypeScript
/*
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Copyright 2022 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 React, { HTMLAttributes } from "react";
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import classNames from "classnames";
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import { MatrixClient, RoomMember } from "matrix-js-sdk";
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import styles from "./Facepile.module.css";
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import { Avatar, Size, sizes } from "./Avatar";
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const overlapMap: Partial<Record<Size, number>> = {
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[Size.XS]: 2,
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[Size.SM]: 4,
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[Size.MD]: 8,
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};
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interface Props extends HTMLAttributes<HTMLDivElement> {
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className: string;
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client: MatrixClient;
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participants: RoomMember[];
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max?: number;
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size?: Size;
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}
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export function Facepile({
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className,
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client,
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participants,
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max = 3,
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size = Size.XS,
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...rest
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}: Props) {
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const _size = sizes.get(size);
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const _overlap = overlapMap[size];
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return (
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<div
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className={classNames(styles.facepile, styles[size], className)}
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title={participants.map((member) => member.name).join(", ")}
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style={{
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width:
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Math.min(participants.length, max + 1) * (_size - _overlap) +
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_overlap,
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}}
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{...rest}
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>
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{participants.slice(0, max).map((member, i) => {
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const avatarUrl = member.user?.avatarUrl;
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return (
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<Avatar
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key={member.userId}
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size={size}
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src={avatarUrl}
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fallback={member.name.slice(0, 1).toUpperCase()}
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className={styles.avatar}
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style={{ left: i * (_size - _overlap) }}
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/>
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);
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})}
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{participants.length > max && (
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<Avatar
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key="additional"
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size={size}
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fallback={`+${participants.length - max}`}
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className={styles.avatar}
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style={{ left: max * (_size - _overlap) }}
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/>
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)}
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</div>
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);
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}
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