gomuks/web/src/ui/rightpanel/MemberList.tsx
2024-11-12 21:19:37 +02:00

71 lines
2.3 KiB
TypeScript

// gomuks - A Matrix client written in Go.
// Copyright (C) 2024 Tulir Asokan
//
// This program is free software: you can redistribute it and/or modify
// it under the terms of the GNU Affero General Public License as published by
// the Free Software Foundation, either version 3 of the License, or
// (at your option) any later version.
//
// This program is distributed in the hope that it will be useful,
// but WITHOUT ANY WARRANTY; without even the implied warranty of
// MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE. See the
// GNU Affero General Public License for more details.
//
// You should have received a copy of the GNU Affero General Public License
// along with this program. If not, see <https://www.gnu.org/licenses/>.
import { use, useCallback, useState } from "react"
import { getAvatarURL } from "@/api/media.ts"
import { useRoomMembers } from "@/api/statestore"
import { MemDBEvent, MemberEventContent } from "@/api/types"
import { getDisplayname } from "@/util/validation.ts"
import MainScreenContext from "../MainScreenContext.ts"
import { RoomContext } from "../roomview/roomcontext.ts"
interface MemberRowProps {
evt: MemDBEvent
onClick: (evt: React.MouseEvent<HTMLDivElement>) => void
}
const MemberRow = ({ evt, onClick }: MemberRowProps) => {
const userID = evt.state_key!
const content = evt.content as MemberEventContent
return <div className="member" data-target-panel="user" data-target-user={userID} onClick={onClick}>
<img
className="avatar"
src={getAvatarURL(userID, content)}
alt=""
loading="lazy"
/>
<span className="displayname">{getDisplayname(userID, content)}</span>
</div>
}
const MemberList = () => {
const [limit, setLimit] = useState(50)
const increaseLimit = useCallback(() => setLimit(limit => limit + 50), [])
const roomCtx = use(RoomContext)
const memberEvents = useRoomMembers(roomCtx?.store)
if (!roomCtx) {
return null
}
const mainScreen = use(MainScreenContext)
const members = []
for (const evt of memberEvents) {
members.push(<MemberRow
key={evt.state_key}
evt={evt}
onClick={mainScreen.clickRightPanelOpener}
/>)
if (members.length >= limit) {
break
}
}
return <>
{members}
{memberEvents.length > limit ? <button onClick={increaseLimit}>
and {memberEvents.length - limit} others
</button> : null}
</>
}
export default MemberList