https://maychuhanoi.vn/wp-content/plugins/woocommerce/assets/js/frontend/cart-fragments.js?ver=5.8.0

1/* global wc_cart_fragments_params, Cookies */
2jQuery( function( $ ) {
3
4	// wc_cart_fragments_params is required to continue, ensure the object exists
5	if ( typeof wc_cart_fragments_params === 'undefined' ) {
6		return false;
7	}
8
9	/* Storage Handling */
10	var $supports_html5_storage = true,
11		cart_hash_key           = wc_cart_fragments_params.cart_hash_key;
12
13	try {
14		$supports_html5_storage = ( 'sessionStorage' in window && window.sessionStorage !== null );
15		window.sessionStorage.setItem( 'wc', 'test' );
16		window.sessionStorage.removeItem( 'wc' );
17		window.localStorage.setItem( 'wc', 'test' );
18		window.localStorage.removeItem( 'wc' );
19	} catch( err ) {
20		$supports_html5_storage = false;
21	}
22
23	/* Cart session creation time to base expiration on */
24	function set_cart_creation_timestamp() {
25		if ( $supports_html5_storage ) {
26			sessionStorage.setItem( 'wc_cart_created', ( new Date() ).getTime() );
27		}
28	}
29
30	/** Set the cart hash in both session and local storage */
31	function set_cart_hash( cart_hash ) {
32		if ( $supports_html5_storage ) {
33			localStorage.setItem( cart_hash_key, cart_hash );
34			sessionStorage.setItem( cart_hash_key, cart_hash );
35		}
36	}
37
38	var $fragment_refresh = {
39		url: wc_cart_fragments_params.wc_ajax_url.toString().replace( '%%endpoint%%', 'get_refreshed_fragments' ),
40		type: 'POST',
41		data: {
42			time: new Date().getTime()
43		},
44		timeout: wc_cart_fragments_params.request_timeout,
45		success: function( data ) {
46			if ( data && data.fragments ) {
47
48				$.each( data.fragments, function( key, value ) {
49					$( key ).replaceWith( value );
50				});
51
52				if ( $supports_html5_storage ) {
53					sessionStorage.setItem( wc_cart_fragments_params.fragment_name, JSON.stringify( data.fragments ) );
54					set_cart_hash( data.cart_hash );
55
56					if ( data.cart_hash ) {
57						set_cart_creation_timestamp();
58					}
59				}
60
61				$( document.body ).trigger( 'wc_fragments_refreshed' );
62			}
63		},
64		error: function() {
65			$( document.body ).trigger( 'wc_fragments_ajax_error' );
66		}
67	};
68
69	/* Named callback for refreshing cart fragment */
70	function refresh_cart_fragment() {
71		$.ajax( $fragment_refresh );
72	}
73
74	/* Cart Handling */
75	if ( $supports_html5_storage ) {
76
77		var cart_timeout = null,
78			day_in_ms    = ( 24 * 60 * 60 * 1000 );
79
80		$( document.body ).on( 'wc_fragment_refresh updated_wc_div', function() {
81			refresh_cart_fragment();
82		});
83
84		$( document.body ).on( 'added_to_cart removed_from_cart', function( event, fragments, cart_hash ) {
85			var prev_cart_hash = sessionStorage.getItem( cart_hash_key );
86
87			if ( prev_cart_hash === null || prev_cart_hash === undefined || prev_cart_hash === '' ) {
88				set_cart_creation_timestamp();
89			}
90
91			sessionStorage.setItem( wc_cart_fragments_params.fragment_name, JSON.stringify( fragments ) );
92			set_cart_hash( cart_hash );
93		});
94
95		$( document.body ).on( 'wc_fragments_refreshed', function() {
96			clearTimeout( cart_timeout );
97			cart_timeout = setTimeout( refresh_cart_fragment, day_in_ms );
98		} );
99
100		// Refresh when storage changes in another tab
101		$( window ).on( 'storage onstorage', function ( e ) {
102			if (
103				cart_hash_key === e.originalEvent.key && localStorage.getItem( cart_hash_key ) !== sessionStorage.getItem( cart_hash_key )
104			) {
105				refresh_cart_fragment();
106			}
107		});
108
109		// Refresh when page is shown after back button (safari)
110		$( window ).on( 'pageshow' , function( e ) {
111			if ( e.originalEvent.persisted ) {
112				$( '.widget_shopping_cart_content' ).empty();
113				$( document.body ).trigger( 'wc_fragment_refresh' );
114			}
115		} );
116
117		try {
118			var wc_fragments = JSON.parse( sessionStorage.getItem( wc_cart_fragments_params.fragment_name ) ),
119				cart_hash    = sessionStorage.getItem( cart_hash_key ),
120				cookie_hash  = Cookies.get( 'woocommerce_cart_hash'),
121				cart_created = sessionStorage.getItem( 'wc_cart_created' );
122
123			if ( cart_hash === null || cart_hash === undefined || cart_hash === '' ) {
124				cart_hash = '';
125			}
126
127			if ( cookie_hash === null || cookie_hash === undefined || cookie_hash === '' ) {
128				cookie_hash = '';
129			}
130
131			if ( cart_hash && ( cart_created === null || cart_created === undefined || cart_created === '' ) ) {
132				throw 'No cart_created';
133			}
134
135			if ( cart_created ) {
136				var cart_expiration = ( ( 1 * cart_created ) + day_in_ms ),
137					timestamp_now   = ( new Date() ).getTime();
138				if ( cart_expiration < timestamp_now ) {
139					throw 'Fragment expired';
140				}
141				cart_timeout = setTimeout( refresh_cart_fragment, ( cart_expiration - timestamp_now ) );
142			}
143
144			if ( wc_fragments && wc_fragments['div.widget_shopping_cart_content'] && cart_hash === cookie_hash ) {
145
146				$.each( wc_fragments, function( key, value ) {
147					$( key ).replaceWith(value);
148				});
149
150				$( document.body ).trigger( 'wc_fragments_loaded' );
151			} else {
152				throw 'No fragment';
153			}
154
155		} catch( err ) {
156			refresh_cart_fragment();
157		}
158
159	} else {
160		refresh_cart_fragment();
161	}
162
163	/* Cart Hiding */
164	if ( Cookies.get( 'woocommerce_items_in_cart' ) > 0 ) {
165		$( '.hide_cart_widget_if_empty' ).closest( '.widget_shopping_cart' ).show();
166	} else {
167		$( '.hide_cart_widget_if_empty' ).closest( '.widget_shopping_cart' ).hide();
168	}
169
170	$( document.body ).on( 'adding_to_cart', function() {
171		$( '.hide_cart_widget_if_empty' ).closest( '.widget_shopping_cart' ).show();
172	});
173
174	// Customiser support.
175	var hasSelectiveRefresh = (
176		'undefined' !== typeof wp &&
177		wp.customize &&
178		wp.customize.selectiveRefresh &&
179		wp.customize.widgetsPreview &&
180		wp.customize.widgetsPreview.WidgetPartial
181	);
182	if ( hasSelectiveRefresh ) {
183		wp.customize.selectiveRefresh.bind( 'partial-content-rendered', function() {
184			refresh_cart_fragment();
185		} );
186	}
187});