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ReportActionComposeFocusManager.ts
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ReportActionComposeFocusManager.ts
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import React from 'react';
import type {MutableRefObject} from 'react';
import type {TextInput} from 'react-native';
import ROUTES from '@src/ROUTES';
import Navigation from './Navigation/Navigation';
type FocusCallback = (shouldFocusForNonBlurInputOnTapOutside?: boolean) => void;
const composerRef: MutableRefObject<TextInput | null> = React.createRef<TextInput>();
const editComposerRef = React.createRef<TextInput>();
// There are two types of composer: general composer (edit composer) and main composer.
// The general composer callback will take priority if it exists.
let focusCallback: FocusCallback | null = null;
let mainComposerFocusCallback: FocusCallback | null = null;
/**
* Register a callback to be called when focus is requested.
* Typical uses of this would be call the focus on the ReportActionComposer.
*
* @param callback callback to register
*/
function onComposerFocus(callback: FocusCallback | null, isMainComposer = false) {
if (isMainComposer) {
mainComposerFocusCallback = callback;
} else {
focusCallback = callback;
}
}
/**
* Request focus on the ReportActionComposer
*/
function focus(shouldFocusForNonBlurInputOnTapOutside?: boolean) {
/** Do not trigger the refocusing when the active route is not the report route, */
if (!Navigation.isActiveRoute(ROUTES.REPORT_WITH_ID.getRoute(Navigation.getTopmostReportId() ?? '-1'))) {
return;
}
if (typeof focusCallback !== 'function') {
if (typeof mainComposerFocusCallback !== 'function') {
return;
}
mainComposerFocusCallback(shouldFocusForNonBlurInputOnTapOutside);
return;
}
focusCallback();
}
/**
* Clear the registered focus callback
*/
function clear(isMainComposer = false) {
if (isMainComposer) {
mainComposerFocusCallback = null;
} else {
focusCallback = null;
}
}
/**
* Exposes the current focus state of the report action composer.
*/
function isFocused(): boolean {
return !!composerRef.current?.isFocused();
}
/**
* Exposes the current focus state of the edit message composer.
*/
function isEditFocused(): boolean {
return !!editComposerRef.current?.isFocused();
}
export default {
composerRef,
onComposerFocus,
focus,
clear,
isFocused,
editComposerRef,
isEditFocused,
};