Files
calendar/frontend(experimental)/newchat/lib/hooks.ts
T
2026-08-20 12:23:30 +02:00

71 lines
2.5 KiB
TypeScript

"use client"
import useSWR from "swr"
import * as api from "./api"
import type { CalendarEvent, SignupStatus } from "./types"
export function useRooms() {
const { data, error, isLoading, mutate } = useSWR("rooms", () => api.getRooms())
return { rooms: data ?? [], error, isLoading, mutate }
}
// activeRoomId === null => all rooms combined via /events
export function useEvents(activeRoomId: number | null, from?: string, to?: string) {
const key = activeRoomId === null ? ["events", from, to] : ["room-events", activeRoomId, from, to]
const { data, error, isLoading, mutate } = useSWR(
key,
() =>
activeRoomId === null
? api.getUserEvents(from, to)
: api.getRoomEvents(activeRoomId, from, to),
// Keep showing the previous week/room's events while the new key loads,
// instead of flashing an empty/loading state on every switch.
{ keepPreviousData: true },
)
return { events: data ?? [], error, isLoading, mutate }
}
export function useRoomMembers(roomId: number | null) {
const { data, error, isLoading, mutate } = useSWR(
roomId === null ? null : ["room-members", roomId],
() => api.getRoomMembers(roomId as number),
)
return { members: data ?? [], error, isLoading, mutate }
}
export function useRoomPermissions(roomId: number | null) {
const { data, error, isLoading, mutate } = useSWR(
roomId === null ? null : ["room-whoami", roomId],
() => api.roomWhoami(roomId as number),
)
return { permissions: data, error, isLoading, mutate }
}
// Bulk-fetch the current user's own RSVP status for every visible proposal
// event, so the week view can color-code events the user has declined.
// Only proposal-type events carry RSVPs, so we skip busy/private blocks.
export function useMyResponses(events: CalendarEvent[], currentUserId: number | null) {
const proposalIds = events
.filter((e) => e.type === "proposal")
.map((e) => e.id)
.sort((a, b) => a - b)
const key =
currentUserId !== null && proposalIds.length > 0
? ["my-responses", currentUserId, proposalIds.join(",")]
: null
const { data, isLoading } = useSWR(key, async () => {
const entries = await Promise.all(
proposalIds.map(async (id) => {
const responses = await api.getEventResponses(id)
const mine = responses.find((r) => r.user_id === currentUserId)?.status
return [id, mine] as [number, SignupStatus | undefined]
}),
)
return Object.fromEntries(entries) as Record<number, SignupStatus | undefined>
})
return { myResponses: data ?? {}, isLoading }
}