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fix: ensure message delivery data are recalculated for the latest message delivery confirmation #2869

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Merged
merged 1 commit into from
Oct 23, 2025
Merged

fix: ensure message delivery data are recalculated for the latest message delivery confirmation #2869

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19 changes: 15 additions & 4 deletions src/components/MessageList/hooks/useLastDeliveredData.ts
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Original file line number Diff line number Diff line change
@@ -1,4 +1,4 @@
import { useMemo } from 'react';
import { useCallback, useEffect, useState } from 'react';
import type { Channel, LocalMessage, UserResponse } from 'stream-chat';

type UseLastDeliveredDataParams = {
Expand All @@ -7,10 +7,11 @@ type UseLastDeliveredDataParams = {
returnAllReadData: boolean;
};

export const useLastDeliveredData = (props: UseLastDeliveredDataParams) => {
export const useLastDeliveredData = (
props: UseLastDeliveredDataParams,
): Record<string, UserResponse[]> => {
const { channel, messages, returnAllReadData } = props;

return useMemo(
const calculate = useCallback(
() =>
returnAllReadData
? messages.reduce(
Expand All @@ -26,4 +27,14 @@ export const useLastDeliveredData = (props: UseLastDeliveredDataParams) => {
: channel.messageReceiptsTracker.groupUsersByLastDeliveredMessage(),
[channel, messages, returnAllReadData],
);

const [deliveredTo, setDeliveredTo] =
useState<Record<string, UserResponse[]>>(calculate);

useEffect(
() => channel.on('message.delivered', () => setDeliveredTo(calculate)).unsubscribe,
[channel, calculate],
);

return deliveredTo;
};