jiti-meet/react/features/virtual-background/components/VirtualBackgroundDialog.js

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// @flow
import Spinner from '@atlaskit/spinner';
import Bourne from '@hapi/bourne';
import { jitsiLocalStorage } from '@jitsi/js-utils/jitsi-local-storage';
import React, { useState, useEffect, useCallback } from 'react';
import { Dialog, hideDialog, openDialog } from '../../base/dialog';
import { translate } from '../../base/i18n';
import { Icon, IconCloseSmall, IconShareDesktop } from '../../base/icons';
import { browser, JitsiTrackErrors } from '../../base/lib-jitsi-meet';
import { createLocalTrack } from '../../base/lib-jitsi-meet/functions';
import { VIDEO_TYPE } from '../../base/media';
import { connect } from '../../base/redux';
import { updateSettings } from '../../base/settings';
import { Tooltip } from '../../base/tooltip';
import { getLocalVideoTrack } from '../../base/tracks';
import { showErrorNotification } from '../../notifications';
import { toggleBackgroundEffect } from '../actions';
import { IMAGES, BACKGROUNDS_LIMIT, VIRTUAL_BACKGROUND_TYPE, type Image } from '../constants';
import { toDataURL } from '../functions';
import logger from '../logger';
import UploadImageButton from './UploadImageButton';
import VirtualBackgroundPreview from './VirtualBackgroundPreview';
type Props = {
/**
* The list of Images to choose from.
*/
_images: Array<Image>,
/**
* The current local flip x status.
*/
_localFlipX: boolean,
/**
* Returns the jitsi track that will have backgraund effect applied.
*/
_jitsiTrack: Object,
/**
* Returns the selected thumbnail identifier.
*/
_selectedThumbnail: string,
/**
* If the upload button should be displayed or not.
*/
_showUploadButton: boolean,
/**
* Returns the selected virtual background object.
*/
_virtualBackground: Object,
/**
* The redux {@code dispatch} function.
*/
dispatch: Function,
/**
* The initial options copied in the state for the {@code VirtualBackground} component.
*
* NOTE: currently used only for electron in order to open the dialog in the correct state after desktop sharing
* selection.
*/
initialOptions: Object,
/**
* Invoked to obtain translated strings.
*/
t: Function
};
const onError = event => {
event.target.style.display = 'none';
};
/**
* Maps (parts of) the redux state to the associated props for the
* {@code VirtualBackground} component.
*
* @param {Object} state - The Redux state.
* @private
* @returns {{Props}}
*/
function _mapStateToProps(state): Object {
const { localFlipX } = state['features/base/settings'];
const dynamicBrandingImages = state['features/dynamic-branding'].virtualBackgrounds;
const hasBrandingImages = Boolean(dynamicBrandingImages.length);
return {
_localFlipX: Boolean(localFlipX),
_images: (hasBrandingImages && dynamicBrandingImages) || IMAGES,
_virtualBackground: state['features/virtual-background'],
_selectedThumbnail: state['features/virtual-background'].selectedThumbnail,
_showUploadButton: !(hasBrandingImages || state['features/base/config'].disableAddingBackgroundImages),
_jitsiTrack: getLocalVideoTrack(state['features/base/tracks'])?.jitsiTrack
};
}
const VirtualBackgroundDialog = translate(connect(_mapStateToProps)(VirtualBackground));
/**
* Renders virtual background dialog.
*
* @returns {ReactElement}
*/
function VirtualBackground({
_images,
_jitsiTrack,
_localFlipX,
_selectedThumbnail,
_showUploadButton,
_virtualBackground,
dispatch,
initialOptions,
t
}: Props) {
const [ previewIsLoaded, setPreviewIsLoaded ] = useState(false);
const [ options, setOptions ] = useState({ ...initialOptions });
const localImages = jitsiLocalStorage.getItem('virtualBackgrounds');
const [ storedImages, setStoredImages ] = useState<Array<Image>>((localImages && Bourne.parse(localImages)) || []);
const [ loading, setLoading ] = useState(false);
const [ activeDesktopVideo ] = useState(_virtualBackground?.virtualSource?.videoType === VIDEO_TYPE.DESKTOP
? _virtualBackground.virtualSource
: null);
const [ initialVirtualBackground ] = useState(_virtualBackground);
const deleteStoredImage = useCallback(e => {
const imageId = e.currentTarget.getAttribute('data-imageid');
setStoredImages(storedImages.filter(item => item.id !== imageId));
}, [ storedImages ]);
const deleteStoredImageKeyPress = useCallback(e => {
if (e.key === ' ' || e.key === 'Enter') {
e.preventDefault();
deleteStoredImage(e);
}
}, [ deleteStoredImage ]);
/**
* Updates stored images on local storage.
*/
useEffect(() => {
try {
jitsiLocalStorage.setItem('virtualBackgrounds', JSON.stringify(storedImages));
} catch (err) {
// Preventing localStorage QUOTA_EXCEEDED_ERR
err && setStoredImages(storedImages.slice(1));
}
if (storedImages.length === BACKGROUNDS_LIMIT) {
setStoredImages(storedImages.slice(1));
}
}, [ storedImages ]);
const enableBlur = useCallback(async () => {
setOptions({
backgroundType: VIRTUAL_BACKGROUND_TYPE.BLUR,
enabled: true,
blurValue: 25,
selectedThumbnail: 'blur'
});
logger.info('"Blur" option setted for virtual background preview!');
}, []);
const enableBlurKeyPress = useCallback(e => {
if (e.key === ' ' || e.key === 'Enter') {
e.preventDefault();
enableBlur();
}
}, [ enableBlur ]);
const enableSlideBlur = useCallback(async () => {
setOptions({
backgroundType: VIRTUAL_BACKGROUND_TYPE.BLUR,
enabled: true,
blurValue: 8,
selectedThumbnail: 'slight-blur'
});
logger.info('"Slight-blur" option setted for virtual background preview!');
}, []);
const enableSlideBlurKeyPress = useCallback(e => {
if (e.key === ' ' || e.key === 'Enter') {
e.preventDefault();
enableSlideBlur();
}
}, [ enableSlideBlur ]);
const shareDesktop = useCallback(async () => {
let isCancelled = false, url;
try {
url = await createLocalTrack('desktop', '');
} catch (e) {
if (e.name === JitsiTrackErrors.SCREENSHARING_USER_CANCELED) {
isCancelled = true;
} else {
logger.error(e);
}
}
if (!url) {
if (!isCancelled) {
dispatch(showErrorNotification({
titleKey: 'virtualBackground.desktopShareError'
}));
logger.error('Could not create desktop share as a virtual background!');
}
/**
* For electron createLocalTrack will open the {@code DesktopPicker} dialog and hide the
* {@code VirtualBackgroundDialog}. That's why we need to reopen the {@code VirtualBackgroundDialog}
* and restore the current state through {@code initialOptions} prop.
*/
if (browser.isElectron()) {
dispatch(openDialog(VirtualBackgroundDialog, { initialOptions: options }));
}
return;
}
const newOptions = {
backgroundType: VIRTUAL_BACKGROUND_TYPE.DESKTOP_SHARE,
enabled: true,
selectedThumbnail: 'desktop-share',
url
};
/**
* For electron createLocalTrack will open the {@code DesktopPicker} dialog and hide the
* {@code VirtualBackgroundDialog}. That's why we need to reopen the {@code VirtualBackgroundDialog}
* and force it to show desktop share virtual background through {@code initialOptions} prop.
*/
if (browser.isElectron()) {
dispatch(openDialog(VirtualBackgroundDialog, { initialOptions: newOptions }));
} else {
setOptions(newOptions);
logger.info('"Desktop-share" option setted for virtual background preview!');
}
}, [ dispatch, options ]);
const shareDesktopKeyPress = useCallback(e => {
if (e.key === ' ' || e.key === 'Enter') {
e.preventDefault();
shareDesktop();
}
}, [ shareDesktop ]);
const removeBackground = useCallback(async () => {
setOptions({
enabled: false,
selectedThumbnail: 'none'
});
logger.info('"None" option setted for virtual background preview!');
}, []);
const removeBackgroundKeyPress = useCallback(e => {
if (e.key === ' ' || e.key === 'Enter') {
e.preventDefault();
removeBackground();
}
}, [ removeBackground ]);
const setUploadedImageBackground = useCallback(async e => {
const imageId = e.currentTarget.getAttribute('data-imageid');
const image = storedImages.find(img => img.id === imageId);
if (image) {
setOptions({
backgroundType: 'image',
enabled: true,
url: image.src,
selectedThumbnail: image.id
});
logger.info('Uploaded image setted for virtual background preview!');
}
}, [ storedImages ]);
const setImageBackground = useCallback(async e => {
const imageId = e.currentTarget.getAttribute('data-imageid');
const image = _images.find(img => img.id === imageId);
if (image) {
try {
const url = await toDataURL(image.src);
setOptions({
backgroundType: 'image',
enabled: true,
url,
selectedThumbnail: image.id
});
logger.info('Image set for virtual background preview!');
} catch (err) {
logger.error('Could not fetch virtual background image:', err);
}
setLoading(false);
}
}, []);
const setImageBackgroundKeyPress = useCallback(e => {
if (e.key === ' ' || e.key === 'Enter') {
e.preventDefault();
setImageBackground(e);
}
}, [ setImageBackground ]);
const setUploadedImageBackgroundKeyPress = useCallback(e => {
if (e.key === ' ' || e.key === 'Enter') {
e.preventDefault();
setUploadedImageBackground(e);
}
}, [ setUploadedImageBackground ]);
const applyVirtualBackground = useCallback(async () => {
if (activeDesktopVideo) {
await activeDesktopVideo.dispose();
}
setLoading(true);
await dispatch(toggleBackgroundEffect(options, _jitsiTrack));
await setLoading(false);
if (_localFlipX && options.backgroundType === VIRTUAL_BACKGROUND_TYPE.DESKTOP_SHARE) {
dispatch(updateSettings({
localFlipX: !_localFlipX
}));
} else {
// Set x scale to default value.
dispatch(updateSettings({
localFlipX: true
}));
}
dispatch(hideDialog());
logger.info(`Virtual background type: '${typeof options.backgroundType === 'undefined'
? 'none' : options.backgroundType}' applied!`);
}, [ dispatch, options, _localFlipX ]);
// Prevent the selection of a new virtual background if it has not been applied by default
const cancelVirtualBackground = useCallback(async () => {
await setOptions({
backgroundType: initialVirtualBackground.backgroundType,
enabled: initialVirtualBackground.backgroundEffectEnabled,
url: initialVirtualBackground.virtualSource,
selectedThumbnail: initialVirtualBackground.selectedThumbnail,
blurValue: initialVirtualBackground.blurValue
});
dispatch(hideDialog());
});
const loadedPreviewState = useCallback(async loaded => {
await setPreviewIsLoaded(loaded);
});
return (
<Dialog
hideCancelButton = { false }
okKey = { 'virtualBackground.apply' }
onCancel = { cancelVirtualBackground }
onSubmit = { applyVirtualBackground }
submitDisabled = { !options || loading || !previewIsLoaded }
titleKey = { 'virtualBackground.title' } >
<VirtualBackgroundPreview
loadedPreview = { loadedPreviewState }
options = { options } />
{loading ? (
<div className = 'virtual-background-loading'>
<Spinner
isCompleting = { false }
size = 'medium' />
</div>
) : (
<div>
{_showUploadButton
&& <UploadImageButton
setLoading = { setLoading }
setOptions = { setOptions }
setStoredImages = { setStoredImages }
showLabel = { previewIsLoaded }
storedImages = { storedImages } />}
<div
className = 'virtual-background-dialog'
role = 'radiogroup'
tabIndex = '-1'>
<Tooltip
content = { t('virtualBackground.removeBackground') }
position = { 'top' }>
<div
aria-checked = { _selectedThumbnail === 'none' }
aria-label = { t('virtualBackground.removeBackground') }
className = { _selectedThumbnail === 'none' ? 'background-option none-selected'
: 'background-option virtual-background-none' }
onClick = { removeBackground }
onKeyPress = { removeBackgroundKeyPress }
role = 'radio'
tabIndex = { 0 } >
{t('virtualBackground.none')}
</div>
</Tooltip>
<Tooltip
content = { t('virtualBackground.slightBlur') }
position = { 'top' }>
<div
aria-checked = { _selectedThumbnail === 'slight-blur' }
aria-label = { t('virtualBackground.slightBlur') }
className = { _selectedThumbnail === 'slight-blur'
? 'background-option slight-blur-selected' : 'background-option slight-blur' }
onClick = { enableSlideBlur }
onKeyPress = { enableSlideBlurKeyPress }
role = 'radio'
tabIndex = { 0 }>
{t('virtualBackground.slightBlur')}
</div>
</Tooltip>
<Tooltip
content = { t('virtualBackground.blur') }
position = { 'top' }>
<div
aria-checked = { _selectedThumbnail === 'blur' }
aria-label = { t('virtualBackground.blur') }
className = { _selectedThumbnail === 'blur' ? 'background-option blur-selected'
: 'background-option blur' }
onClick = { enableBlur }
onKeyPress = { enableBlurKeyPress }
role = 'radio'
tabIndex = { 0 }>
{t('virtualBackground.blur')}
</div>
</Tooltip>
<Tooltip
content = { t('virtualBackground.desktopShare') }
position = { 'top' }>
<div
aria-checked = { _selectedThumbnail === 'desktop-share' }
aria-label = { t('virtualBackground.desktopShare') }
className = { _selectedThumbnail === 'desktop-share'
? 'background-option desktop-share-selected'
: 'background-option desktop-share' }
onClick = { shareDesktop }
onKeyPress = { shareDesktopKeyPress }
role = 'radio'
tabIndex = { 0 }>
<Icon
className = 'share-desktop-icon'
size = { 30 }
src = { IconShareDesktop } />
</div>
</Tooltip>
{_images.map(image => (
<Tooltip
content = { image.tooltip && t(`virtualBackground.${image.tooltip}`) }
key = { image.id }
position = { 'top' }>
<img
alt = { image.tooltip && t(`virtualBackground.${image.tooltip}`) }
aria-checked = { options.selectedThumbnail === image.id
|| _selectedThumbnail === image.id }
className = {
options.selectedThumbnail === image.id || _selectedThumbnail === image.id
? 'background-option thumbnail-selected' : 'background-option thumbnail' }
data-imageid = { image.id }
onClick = { setImageBackground }
onError = { onError }
onKeyPress = { setImageBackgroundKeyPress }
role = 'radio'
src = { image.src }
tabIndex = { 0 } />
</Tooltip>
))}
{storedImages.map((image, index) => (
<div
className = { 'thumbnail-container' }
key = { image.id }>
<img
alt = { t('virtualBackground.uploadedImage', { index: index + 1 }) }
aria-checked = { _selectedThumbnail === image.id }
className = { _selectedThumbnail === image.id
? 'background-option thumbnail-selected' : 'background-option thumbnail' }
data-imageid = { image.id }
onClick = { setUploadedImageBackground }
onError = { onError }
onKeyPress = { setUploadedImageBackgroundKeyPress }
role = 'radio'
src = { image.src }
tabIndex = { 0 } />
<Icon
ariaLabel = { t('virtualBackground.deleteImage') }
className = { 'delete-image-icon' }
data-imageid = { image.id }
onClick = { deleteStoredImage }
onKeyPress = { deleteStoredImageKeyPress }
role = 'button'
size = { 15 }
src = { IconCloseSmall }
tabIndex = { 0 } />
</div>
))}
</div>
</div>
)}
</Dialog>
);
}
export default VirtualBackgroundDialog;