Press n or j to go to the next uncovered block, b, p or k for the previous block.
| 1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 | 12x 12x 12x 12x 12x 12x 20x 436x 436x 436x 99x 5x 18x 436x 97x 436x 436x 2x 2x 436x 475x 465x 67x 436x 465x 465x 457x 457x 436x 436x 436x 322x 436x 416x 416x 416x | import { userKey } from "features/queryKeys";
import { userStaleTime } from "features/userQueries/constants";
import { User } from "proto/api_pb";
import { useCallback, useEffect, useRef } from "react";
import { useQueries, useQueryClient } from "react-query";
import { service } from "service";
import { arrayEq } from "utils/arrayEq";
export default function useUsers(
ids: (number | undefined)[],
invalidate = false,
) {
const queryClient = useQueryClient();
const idsRef = useRef(ids);
const handleInvalidation = useCallback(() => {
if (invalidate) {
queryClient.invalidateQueries({
predicate: (query) =>
query.queryKey[0] === userKey() &&
!!idsRef.current.includes(query.queryKey[1] as number),
});
}
}, [invalidate, queryClient]);
useEffect(() => {
handleInvalidation();
}, [handleInvalidation]);
//arrays use reference equality, so you can't use ids in useEffect directly
useEffect(() => {
if (!arrayEq(idsRef.current, ids)) {
idsRef.current = ids;
handleInvalidation();
}
});
const queries = useQueries<User.AsObject, Error>(
ids
.filter((id): id is number => !!id)
.map((id) => ({
queryFn: () => service.user.getUser(id.toString()),
queryKey: userKey(id),
staleTime: userStaleTime,
})),
);
const errors = queries
.map((query) => query.error?.message)
.filter((e): e is string => typeof e === "string");
const isLoading = queries.some((query) => query.isLoading);
const isFetching = queries.some((query) => query.isFetching);
// If at least one user query is not loading (i.e. has data loaded before), whilst
// some other (likely new) queries are fetching, then it's a refetch
const isRefetching = !queries.every((query) => query.isLoading) && isFetching;
const isError = !!errors.length;
const usersById = isLoading
? undefined
: new Map(queries.map((q, index) => [ids[index], q.data]));
return {
data: usersById,
errors,
isError,
isFetching,
isLoading,
isRefetching,
};
}
export function useUser(id: number | undefined, invalidate = false) {
const result = useUsers([id], invalidate);
return {
data: result.data?.get(id),
error: result.errors.join("\n"),
isError: result.isError,
isFetching: result.isFetching,
isLoading: result.isLoading,
};
}
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