web/roomlist: jump to first unread when clicking space unread counter

Fixes #577

web/src/ui/roomlist/FakeSpace.tsx

@@ -27,6 +27,7 @@ export interface FakeSpaceProps {
 	space: Space | null
 	setSpace: (space: RoomListFilter | null) => void
 	isActive: boolean
+	onClickUnread?: (evt: React.MouseEvent<HTMLDivElement> | null, space: Space | null) => void
 }
 
 const getFakeSpaceIcon = (space: RoomListFilter | null): JSX.Element | null => {
@@ -44,10 +45,11 @@ const getFakeSpaceIcon = (space: RoomListFilter | null): JSX.Element | null => {
 	}
 }
 
-const FakeSpace = ({ space, setSpace, isActive }: FakeSpaceProps) => {
+const FakeSpace = ({ space, setSpace, isActive, onClickUnread }: FakeSpaceProps) => {
 	const unreads = useEventAsState(space?.counts)
+	const onClickUnreadWrapped = onClickUnread ? () => onClickUnread(null, space) : undefined
 	return <div className={`space-entry ${isActive ? "active" : ""}`} onClick={() => setSpace(space)}>
-		<UnreadCount counts={unreads} space={true} />
+		<UnreadCount counts={unreads} space={true} onClick={onClickUnreadWrapped} />
 		{getFakeSpaceIcon(space)}
 	</div>
 }

web/src/ui/roomlist/RoomList.tsx

@@ -14,7 +14,7 @@
 // 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 React, { use, useCallback, useRef, useState } from "react"
-import { RoomListFilter } from "@/api/statestore/space.ts"
+import { RoomListFilter, Space as SpaceStore, SpaceUnreadCounts } from "@/api/statestore/space.ts"
 import type { RoomID } from "@/api/types"
 import { useEventAsState } from "@/util/eventdispatcher.ts"
 import reverseMap from "@/util/reversemap.ts"
@@ -54,6 +54,38 @@ const RoomList = ({ activeRoomID }: RoomListProps) => {
 		const store = client.store.getSpaceStore(evt.currentTarget.getAttribute("data-target-space")!)
 		setSpace(store)
 	}, [setSpace, client])
+	const onClickSpaceUnread = useCallback((
+		evt: React.MouseEvent<HTMLDivElement> | null, space?: SpaceStore | null,
+	) => {
+		if (evt) {
+			const targetSpace = evt.currentTarget.closest("div.space-entry")?.getAttribute("data-target-space")
+			if (!targetSpace) {
+				return
+			}
+			space = client.store.getSpaceStore(targetSpace)
+		}
+		if (!space) {
+			return
+		}
+		const counts = space.counts.current
+		let wantedField: keyof SpaceUnreadCounts
+		if (counts.unread_highlights > 0) {
+			wantedField = "unread_highlights"
+		} else if (counts.unread_notifications > 0) {
+			wantedField = "unread_notifications"
+		} else if (counts.unread_messages > 0) {
+			wantedField = "unread_messages"
+		} else {
+			return
+		}
+		for (let i = client.store.roomList.current.length - 1; i >= 0; i--) {
+			const entry = client.store.roomList.current[i]
+			if (entry[wantedField] > 0 && space.include(entry)) {
+				mainScreen.setActiveRoom(entry.room_id)
+				break
+			}
+		}
+	}, [mainScreen, client])
 	const clearQuery = () => {
 		client.store.currentRoomListQuery = ""
 		directSetQuery("")
@@ -97,6 +129,7 @@ const RoomList = ({ activeRoomID }: RoomListProps) => {
 				key={pseudoSpace.id}
 				space={pseudoSpace}
 				setSpace={setSpace}
+				onClickUnread={onClickSpaceUnread}
 				isActive={space?.id === pseudoSpace.id}
 			/>)}
 			{spaces.map(roomID => <Space
@@ -105,6 +138,7 @@ const RoomList = ({ activeRoomID }: RoomListProps) => {
 				client={client}
 				onClick={onClickSpace}
 				isActive={space?.id === roomID}
+				onClickUnread={onClickSpaceUnread}
 			/>)}
 		</div>
 		<div className="room-list">

web/src/ui/roomlist/Space.tsx

@@ -25,17 +25,18 @@ export interface SpaceProps {
 	roomID: RoomID
 	client: Client
 	onClick: (evt: React.MouseEvent<HTMLDivElement>) => void
+	onClickUnread: (evt: React.MouseEvent<HTMLDivElement>) => void
 	isActive: boolean
 }
 
-const Space = ({ roomID, client, onClick, isActive }: SpaceProps) => {
+const Space = ({ roomID, client, onClick, isActive, onClickUnread }: SpaceProps) => {
 	const unreads = useEventAsState(client.store.spaceEdges.get(roomID)?.counts)
 	const room = useEventAsState(client.store.rooms.get(roomID)?.meta)
 	if (!room) {
 		return
 	}
 	return <div className={`space-entry ${isActive ? "active" : ""}`} onClick={onClick} data-target-space={roomID}>
-		<UnreadCount counts={unreads} space={true} />
+		<UnreadCount counts={unreads} space={true} onClick={onClickUnread} />
 		<img src={getRoomAvatarURL(room)} alt={room.name} title={room.name} className="avatar" />
 	</div>
 }

web/src/ui/roomlist/UnreadCount.tsx

@@ -22,9 +22,10 @@ interface UnreadCounts extends SpaceUnreadCounts {
 interface UnreadCountProps {
 	counts: UnreadCounts | null
 	space?: true
+	onClick?: (evt: React.MouseEvent<HTMLDivElement>) => void
 }
 
-const UnreadCount = ({ counts, space }: UnreadCountProps) => {
+const UnreadCount = ({ counts, space, onClick }: UnreadCountProps) => {
 	if (!counts) {
 		return null
 	}
@@ -46,15 +47,15 @@ const UnreadCount = ({ counts, space }: UnreadCountProps) => {
 	if (countIsBig) {
 		classNames.push("big")
 	}
-	let unreadCountTitle = unreadCount.toString()
 	if (space) {
 		classNames.push("space")
-		unreadCountTitle = [
+	}
+	const unreadCountTitle = [
 		counts.unread_highlights && `${counts.unread_highlights} highlights`,
 		counts.unread_notifications && `${counts.unread_notifications} notifications`,
 		counts.unread_messages && `${counts.unread_messages} messages`,
+		counts.marked_unread && "Marked unread",
 	].filter(x => !!x).join("\n")
-	}
 	if (counts.marked_unread) {
 		classNames.push("marked-unread")
 	}
@@ -65,7 +66,7 @@ const UnreadCount = ({ counts, space }: UnreadCountProps) => {
 		classNames.push("highlighted")
 	}
 	return <div className="room-entry-unreads">
-		<div title={unreadCountTitle} className={classNames.join(" ")}>
+		<div title={unreadCountTitle} className={classNames.join(" ")} onClick={onClick}>
 			{unreadCountDisplay}
 		</div>
 	</div>