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fix: Chat - App displays mention suggestion for sometime when we remove spaces before #29957

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merged 7 commits into from
Oct 23, 2023
Merged

fix: Chat - App displays mention suggestion for sometime when we remove spaces before #29957

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0ca7dcb
Try build an iOS workaround
paultsimura Oct 17, 2023
ff4bfdb
Try build an iOS workaround
paultsimura Oct 17, 2023
a6c8519
Remove logs
paultsimura Oct 18, 2023
f401385
Fix dependencies list
paultsimura Oct 19, 2023
1cb6ba6
Lint fix
paultsimura Oct 19, 2023
95a9dfe
Merge branch 'main' into fix/28170-mention-on-delete
paultsimura Oct 23, 2023
54d1baf
Fix Fabric-related comment
paultsimura Oct 23, 2023
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11 changes: 10 additions & 1 deletion src/pages/home/report/ReportActionCompose/SuggestionMention.js
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Original file line number Diff line number Diff line change
Expand Up @@ -9,6 +9,7 @@ import * as UserUtils from '../../../../libs/UserUtils';
import * as Expensicons from '../../../../components/Icon/Expensicons';
import * as SuggestionsUtils from '../../../../libs/SuggestionUtils';
import useLocalize from '../../../../hooks/useLocalize';
import usePrevious from '../../../../hooks/usePrevious';
import ONYXKEYS from '../../../../ONYXKEYS';
import personalDetailsPropType from '../../../personalDetailsPropType';
import * as SuggestionProps from './suggestionProps';
Expand Down Expand Up @@ -57,6 +58,7 @@ function SuggestionMention({
isComposerFocused,
}) {
const {translate} = useLocalize();
const previousValue = usePrevious(value);
const [suggestionValues, setSuggestionValues] = useState(defaultSuggestionsValues);

const isMentionSuggestionsMenuVisible = !_.isEmpty(suggestionValues.suggestedMentions) && suggestionValues.shouldShowSuggestionMenu;
Expand Down Expand Up @@ -234,8 +236,15 @@ function SuggestionMention({
);

useEffect(() => {
if (value.length < previousValue.length) {
// A workaround to not show the suggestions list when the user deletes a character before the mention.
// It is caused by a buggy behavior of the TextInput on iOS. Should be fixed after migration to Fabric.
// See: https://github.com/facebook/react-native/pull/36930#issuecomment-1593028467
return;
}

calculateMentionSuggestion(selection.end);
}, [selection, calculateMentionSuggestion]);
}, [selection, value, previousValue, calculateMentionSuggestion]);
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Both value and previousValue are necessary, right?

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I would omit both values from dependencies, but in that case, we get a lint error – it requires both to be present

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Oh, sure. The truth is that we opt-out quite often from that lint... In this case I would go whichever path is less likely to create another regression...

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I agree with you @cubuspl42, we should follow the path that is less likely to create another regression.


const updateShouldShowSuggestionMenuToFalse = useCallback(() => {
setSuggestionValues((prevState) => {
Expand Down
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