https://aflackenpo.or.jp/wp-content/themes/theme_s/js/utils.js

1(function ($) {
2  $(document).ready(function () {
3    $(".scroll-top").click(function () {
4      $("html, body").animate(
5        {
6          scrollTop: 0,
7        },
8        100
9      );
10      return false;
11    });
12
13    function initSwiper() {
14      new Swiper(".top-campaign", {
15        slidesPerView: 1,
16        spaceBetween: 30,
17        loop: true,
18        noSwiping: false,
19        noSwipingClass: 'swiper-slide',
20        autoplay: {
21          delay: 5000,
22          disableOnInteraction: false,
23        },
24        navigation: {
25          nextEl: ".swiper-button-next",
26          prevEl: ".swiper-button-prev",
27        },
28      });
29    }
30    initSwiper();
31
32    function resizeMain() {
33      const headerEl = document.getElementById('masthead')
34      const footerEl = document.getElementById('appFooter')
35      const mainEl = document.getElementById('primary')
36      
37      if (mainEl) {
38        const headerHeight = headerEl ? headerEl.getBoundingClientRect().height : 0
39        const footerHeight = footerEl ? footerEl.getBoundingClientRect().height : 0
40        mainEl.style.minHeight = `calc(100vh - ${headerHeight}px - ${footerHeight}px)`
41      }
42    }
43    resizeMain();
44    window.addEventListener('resize', resizeMain);
45
46    function isIOS() {
47      return (/iPad|iPhone|iPod/.test(navigator.userAgent)) || (navigator.platform === 'MacIntel' && navigator.maxTouchPoints > 1)
48    }
49    function isSafari() {
50      // Safari 3.0+ "[object HTMLElementConstructor]" 
51      return /constructor/i.test(window.HTMLElement) || (function (p) { return p.toString() === "[object SafariRemoteNotification]"; })(!window['safari'] || (typeof safari !== 'undefined' && window['safari'].pushNotification));
52    }
53    function setLineClampElementOnSafari() {
54      if (isSafari() || isIOS()) {
55        $('.container-search .search-result__block--content').each(function () {
56          let html = '', elCount = 0;
57          const contentPreview = $(this).children().first();
58          const contentPreviewChildren = $(contentPreview).children();
59
60          for (let i = 0; i < contentPreviewChildren.length; i++) {
61            const el = contentPreviewChildren[i];
62            if ($(el).html().trim() && $(el).height() > 0) {
63              elCount++;
64              html += el.outerHTML;
65            }
66            if (elCount === 2) break;
67          }
68          $(contentPreview).html(html)
69          $(contentPreview).css('display', 'block')
70        });
71      }
72    }
73    setLineClampElementOnSafari();
74
75
76    const HISTORY_ITEMS_KEY = 'history_items'
77    function initSessionStorage() {
78      const historyItemsStg = sessionStorage.getItem(HISTORY_ITEMS_KEY) || null
79      const historyItems = historyItemsStg ? JSON.parse(historyItemsStg) : []
80
81      if (historyItems.length > 0) {
82        const lastItem = historyItems[historyItems.length - 1]
83        if (window.location.href !== lastItem) historyItems.push(window.location.href)
84      } else historyItems.push(window.location.href)
85
86      sessionStorage.setItem(HISTORY_ITEMS_KEY, JSON.stringify(historyItems))
87    }
88    initSessionStorage();
89    
90    $('.button-back').click(function () {
91      const historyItemsStg = sessionStorage.getItem(HISTORY_ITEMS_KEY) || null
92      if (historyItemsStg) {
93        const historyItems = JSON.parse(historyItemsStg)
94        historyItems.pop() // pop current
95        const historyTarget = historyItems.pop() // pop previous
96        
97        if (historyItems.length <= 0 || historyTarget === `${window.location.origin}/`)
98          sessionStorage.setItem(HISTORY_ITEMS_KEY, JSON.stringify([]))
99        else if (historyItems.length > 0)
100          sessionStorage.setItem(HISTORY_ITEMS_KEY, JSON.stringify(historyItems))
101
102        window.location.href = historyTarget || '/'
103      } else window.location.href = '/'
104    });
105  });
106
107})(jQuery);