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import { __ } from '@wordpress/i18n';
import { FC, useEffect } from 'react';
import useCanvasMode from '../../hooks/use-canvas-mode';
import tracksRecordEvent from '../tracking/track-record-event';
import { usePreviewingTheme } from './hooks/use-previewing-theme';
import './upgrade-button.scss';
const SAVE_HUB_SAVE_BUTTON_SELECTOR = '.edit-site-save-hub__button';
const HEADER_SAVE_BUTTON_SELECTOR = '.edit-site-save-button__button';
export const LivePreviewUpgradeButton: FC< {
previewingTheme: ReturnType< typeof usePreviewingTheme >;
upgradePlan: () => void;
} > = ( { previewingTheme, upgradePlan } ) => {
const canvasMode = useCanvasMode();
/**
* This overrides the `SaveButton` behavior by adding a listener and changing the copy.
* Our objective is to open the Plans page instead of proceeding with the default behavior.
* For more context, see the discussion on adding an official customization method: https://github.com/WordPress/gutenberg/pull/56807.
*/
useEffect( () => {
const saveButtonClickHandler: EventListener = ( e ) => {
e.preventDefault();
e.stopPropagation();
tracksRecordEvent( 'calypso_block_theme_live_preview_upgrade_modal_open', {
canvas_mode: canvasMode,
opened_by: 'button_click',
theme_type: previewingTheme.type,
theme: previewingTheme.id,
} );
upgradePlan();
};
const saveButtonOriginalText: Record< string, string > = {};
const overrideSaveButtonClick = ( selector: string ) => {
const button = document.querySelector( selector );
if ( button ) {
saveButtonOriginalText[ selector ] = button.textContent || '';
button.textContent = __( 'Upgrade now', 'wpcom-live-preview' );
button.classList.add( 'wpcom-live-preview__upgrade-button' );
button.addEventListener( 'click', saveButtonClickHandler );
}
};
const resetSaveButton = () => {
for ( const [ key, value ] of Object.entries( saveButtonOriginalText ) ) {
const button = document.querySelector( key );
if ( button && button.textContent !== '' ) {
button.textContent = value;
button.classList.remove( 'wpcom-live-preview__upgrade-button' );
button.removeEventListener( 'click', saveButtonClickHandler );
}
}
};
/**
* This overrides the tooltip text for the save button.
*
* The tooltip is shown after a delay.
* So we observe the DOM changes to avoid being fragile to the delay.
* The observer is activated only when the user hovers over the button to optimize performance.
*/
const observer = new MutationObserver( ( mutations ) => {
mutations.forEach( ( mutation ) => {
mutation.addedNodes.forEach( ( node ) => {
if ( node.nodeType === Node.ELEMENT_NODE ) {
const tooltip = ( node as Element ).querySelector( '.components-tooltip' );
if ( tooltip ) {
tooltip.remove();
}
}
} );
} );
} );
const startObserver = () => {
observer.observe( document.body, { childList: true } );
};
const stopObserver = () => {
observer.disconnect();
};
const overrideSaveButtonHover = ( selector: string ) => {
const button = document.querySelector( selector );
if ( button ) {
button.addEventListener( 'mouseover', startObserver );
button.addEventListener( 'mouseout', stopObserver );
}
};
const resetSaveButtonHover = () => {
[ SAVE_HUB_SAVE_BUTTON_SELECTOR, HEADER_SAVE_BUTTON_SELECTOR ].forEach( ( selector ) => {
const button = document.querySelector( selector );
if ( button ) {
button.removeEventListener( 'mouseover', startObserver );
button.removeEventListener( 'mouseout', stopObserver );
}
} );
};
// Delay it to ensure the element is visible.
const timeout = window.setTimeout( () => {
if ( canvasMode === 'view' ) {
overrideSaveButtonClick( SAVE_HUB_SAVE_BUTTON_SELECTOR );
overrideSaveButtonHover( SAVE_HUB_SAVE_BUTTON_SELECTOR );
} else if ( canvasMode === 'edit' ) {
overrideSaveButtonClick( HEADER_SAVE_BUTTON_SELECTOR );
overrideSaveButtonHover( HEADER_SAVE_BUTTON_SELECTOR );
}
}, 0 );
return () => {
resetSaveButton();
resetSaveButtonHover();
clearTimeout( timeout );
};
}, [ canvasMode, previewingTheme.id, previewingTheme.type, upgradePlan ] );
useEffect( () => {
// This overrides the keyboard shortcut (⌘S) for saving.
const overrideSaveButtonKeyboardShortcut = ( e: KeyboardEvent ) => {
if ( e.key === 's' && ( e.metaKey || e.ctrlKey ) ) {
e.preventDefault();
e.stopPropagation();
tracksRecordEvent( 'calypso_block_theme_live_preview_upgrade_modal_open', {
canvas_mode: canvasMode,
opened_by: 'shortcut',
theme_type: previewingTheme.type,
theme: previewingTheme.id,
} );
upgradePlan();
}
};
document.addEventListener( 'keydown', overrideSaveButtonKeyboardShortcut, { capture: true } );
return () => {
document.removeEventListener( 'keydown', overrideSaveButtonKeyboardShortcut, {
capture: true,
} );
};
}, [ canvasMode, previewingTheme.id, previewingTheme.type, upgradePlan ] );
return null;
};
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