/**

 * Interactions used by the Site Health modules in WordPress.

 *

 * @output wp-admin/js/site-health.js

 */

/* global ajaxurl, ClipboardJS, SiteHealth, wp */

	var __ = wp.i18n.__,

		_n = wp.i18n._n,

		sprintf = wp.i18n.sprintf,

		clipboard = new ClipboardJS( '.site-health-copy-buttons .copy-button' ),

		isDebugTab = $( '.health-check-body.health-check-debug-tab' ).length,

		pathsSizesSection = $( '#health-check-accordion-block-wp-paths-sizes' ),

		successTimeout;

	// Debug information copy section.

	clipboard.on( 'success', function( e ) {

		var triggerElement = $( e.trigger ),

			successElement = $( '.success', triggerElement.closest( 'div' ) );

		// Clear the selection and move focus back to the trigger.

		e.clearSelection();

		// Handle ClipboardJS focus bug, see https://github.com/zenorocha/clipboard.js/issues/680

		// Show success visual feedback.

		clearTimeout( successTimeout );

		successElement.removeClass( 'hidden' );

		// Hide success visual feedback after 3 seconds since last success.

		successTimeout = setTimeout( function() {

			successElement.addClass( 'hidden' );

			// Remove the visually hidden textarea so that it isn't perceived by assistive technologies.

			if ( clipboard.clipboardAction.fakeElem && clipboard.clipboardAction.removeFake ) {

				clipboard.clipboardAction.removeFake();

			}

		}, 3000 );

		// Handle success audible feedback.

		wp.a11y.speak( __( 'Site information has been copied to your clipboard.' ) );

	} );

	// Accordion handling in various areas.

	$( '.health-check-accordion' ).on( 'click', '.health-check-accordion-trigger', function() {

		var isExpanded = ( 'true' === $( this ).attr( 'aria-expanded' ) );

		if ( isExpanded ) {

			$( this ).attr( 'aria-expanded', 'false' );

			$( '#' + $( this ).attr( 'aria-controls' ) ).attr( 'hidden', true );

		} else {

			$( this ).attr( 'aria-expanded', 'true' );

			$( '#' + $( this ).attr( 'aria-controls' ) ).attr( 'hidden', false );

		}

	} );

	// Site Health test handling.

	$( '.site-health-view-passed' ).on( 'click', function() {

		var goodIssuesWrapper = $( '#health-check-issues-good' );

		goodIssuesWrapper.toggleClass( 'hidden' );

		$( this ).attr( 'aria-expanded', ! goodIssuesWrapper.hasClass( 'hidden' ) );

	} );

	/**

	 * Appends a new issue to the issue list.

	 *

	 * @since 5.2.0

	 *

	 * @param {Object} issue The issue data.

	 */

	function appendIssue( issue ) {

		var template = wp.template( 'health-check-issue' ),

			issueWrapper = $( '#health-check-issues-' + issue.status ),

			heading,

			count;

		SiteHealth.site_status.issues[ issue.status ]++;

		count = SiteHealth.site_status.issues[ issue.status ];

		if ( 'critical' === issue.status ) {

			heading = sprintf(

				_n( '%s critical issue', '%s critical issues', count ),

				'<span class="issue-count">' + count + '</span>'

			);

		} else if ( 'recommended' === issue.status ) {

			heading = sprintf(

				_n( '%s recommended improvement', '%s recommended improvements', count ),

				'<span class="issue-count">' + count + '</span>'

			);

		} else if ( 'good' === issue.status ) {

			heading = sprintf(

				_n( '%s item with no issues detected', '%s items with no issues detected', count ),

				'<span class="issue-count">' + count + '</span>'

			);

		}

		if ( heading ) {

			$( '.site-health-issue-count-title', issueWrapper ).html( heading );

		}

		$( '.issues', '#health-check-issues-' + issue.status ).append( template( issue ) );

	}

	/**

	 * Updates site health status indicator as asynchronous tests are run and returned.

	 *

	 * @since 5.2.0

	 */

	function recalculateProgression() {

		var r, c, pct;

		var $progress = $( '.site-health-progress' );

		var $wrapper = $progress.closest( '.site-health-progress-wrapper' );

		var $progressLabel = $( '.site-health-progress-label', $wrapper );

		var $circle = $( '.site-health-progress svg #bar' );

		var totalTests = parseInt( SiteHealth.site_status.issues.good, 0 ) +

		var failedTests = ( parseInt( SiteHealth.site_status.issues.recommended, 0 ) * 0.5 ) +

		var val = 100 - Math.ceil( ( failedTests / totalTests ) * 100 );

		if ( 0 === totalTests ) {

			$progress.addClass( 'hidden' );

			return;

		}

		$wrapper.removeClass( 'loading' );

		r = $circle.attr( 'r' );

		c = Math.PI * ( r * 2 );

		if ( 0 > val ) {

			val = 0;

		}

		if ( 100 < val ) {

			val = 100;

		}

		$circle.css( { strokeDashoffset: pct } );

		if ( 1 > parseInt( SiteHealth.site_status.issues.critical, 0 ) ) {

			$( '#health-check-issues-critical' ).addClass( 'hidden' );

		}

		if ( 1 > parseInt( SiteHealth.site_status.issues.recommended, 0 ) ) {

			$( '#health-check-issues-recommended' ).addClass( 'hidden' );

		}

		if ( 80 <= val && 0 === parseInt( SiteHealth.site_status.issues.critical, 0 ) ) {

			$wrapper.addClass( 'green' ).removeClass( 'orange' );

			$progressLabel.text( __( 'Good' ) );

			wp.a11y.speak( __( 'All site health tests have finished running. Your site is looking good, and the results are now available on the page.' ) );

		} else {

			$wrapper.addClass( 'orange' ).removeClass( 'green' );

			$progressLabel.text( __( 'Should be improved' ) );

			wp.a11y.speak( __( 'All site health tests have finished running. There are items that should be addressed, and the results are now available on the page.' ) );

		}

			$.post(

				ajaxurl,

				{

					'action': 'health-check-site-status-result',

					'_wpnonce': SiteHealth.nonce.site_status_result,

					'counts': SiteHealth.site_status.issues

				}

			);

			if ( 100 === val ) {

				$( '.site-status-all-clear' ).removeClass( 'hide' );

				$( '.site-status-has-issues' ).addClass( 'hide' );

			}

		}

	}

	/**

	 * Queues the next asynchronous test when we're ready to run it.

	 *

	 * @since 5.2.0

	 */

	function maybeRunNextAsyncTest() {

		var doCalculation = true;

		if ( 1 <= SiteHealth.site_status.async.length ) {

			$.each( SiteHealth.site_status.async, function() {

				var data = {

					'action': 'health-check-' + this.test.replace( '_', '-' ),

					'_wpnonce': SiteHealth.nonce.site_status

				};

				if ( this.completed ) {

					return true;

				}

				doCalculation = false;

				this.completed = true;

						/** This filter is documented in wp-admin/includes/class-wp-site-health.php */

						appendIssue( wp.hooks.applyFilters( 'site_status_test_result', response.data ) );

						maybeRunNextAsyncTest();

				return false;

			} );

		}

		if ( doCalculation ) {

			recalculateProgression();

		}

	}