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(function () { |
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var _typoKeys = { |
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family:'font-family', weight:'font-weight', style:'font-style', |
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decoration:'text-decoration', transform:'text-transform', |
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sizeDesktop:'font-size-d', sizeTablet:'font-size-t', sizeMobile:'font-size-m', |
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lineHeightDesktop:'line-height-d', lineHeightTablet:'line-height-t', lineHeightMobile:'line-height-m', |
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letterSpacingDesktop:'letter-spacing-d', letterSpacingTablet:'letter-spacing-t', letterSpacingMobile:'letter-spacing-m', |
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wordSpacingDesktop:'word-spacing-d', wordSpacingTablet:'word-spacing-t', wordSpacingMobile:'word-spacing-m' |
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}; |
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function typoCssVarsForEl(el, obj, prefix) { |
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if (!obj || typeof obj !== 'object') return; |
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Object.keys(_typoKeys).forEach(function (k) { |
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var v = obj[k]; |
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if (v === undefined || v === '' || v === null) return; |
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if (k === 'sizeDesktop' || k === 'sizeTablet' || k === 'sizeMobile') v = v + (obj.sizeUnit || 'px'); |
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else if (k === 'lineHeightDesktop' || k === 'lineHeightTablet' || k === 'lineHeightMobile') v = v + (obj.lineHeightUnit || ''); |
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else if (k === 'letterSpacingDesktop' || k === 'letterSpacingTablet' || k === 'letterSpacingMobile') v = v + (obj.letterSpacingUnit || 'px'); |
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else if (k === 'wordSpacingDesktop' || k === 'wordSpacingTablet' || k === 'wordSpacingMobile') v = v + (obj.wordSpacingUnit || 'px'); |
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el.style.setProperty(prefix + _typoKeys[k], String(v)); |
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}); |
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} |
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|
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function init() { |
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document.querySelectorAll('.bkbg-pop-app').forEach(function (appEl) { |
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if (appEl.dataset.rendered) return; |
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appEl.dataset.rendered = '1'; |
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|
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var opts; |
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try { opts = JSON.parse(appEl.dataset.opts || '{}'); } catch (e) { opts = {}; } |
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|
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var o = Object.assign({ |
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triggerLabel: 'Open Popup', triggerStyle: 'filled', triggerSize: 'md', |
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triggerAlign: 'center', triggerType: 'click', scrollDepth: 40, timeDelay: 3, |
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showOnce: 'always', popupPosition: 'center', popupSize: 'md', popupWidth: 560, |
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popupAnimation: 'scale', borderRadius: 16, closeOnOverlay: true, showCloseBtn: true, |
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imageUrl: '', imageAlt: '', imagePosition: 'top', |
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heading: 'Get 20% Off Today', |
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subtext: 'Subscribe to our newsletter and get your exclusive discount code instantly.', |
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ctaLabel: 'Claim Your Discount', ctaUrl: '#', ctaNewTab: false, |
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showCta: true, ctaStyle: 'filled', dismissLabel: 'No thanks', showDismiss: true, |
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paddingTop: 0, paddingBottom: 0, |
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overlayColor: '#000000', overlayOpacity: 60, popupBg: '#ffffff', |
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headingColor: '#111827', textColor: '#4b5563', |
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btnBg: '#6366f1', btnColor: '#ffffff', |
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triggerBg: '#6366f1', triggerColor: '#ffffff', dismissColor: '#9ca3af', |
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headingTypo: {}, bodyTypo: {} |
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}, opts); |
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|
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/* Unique ID for frequency tracking */ |
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var uid = 'bkbg-pop-' + (appEl.dataset.uid || Math.random().toString(36).slice(2)); |
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appEl.dataset.uid = uid; |
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|
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/* Check show frequency */ |
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function canShow() { |
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if (o.showOnce === 'session') return !sessionStorage.getItem(uid); |
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if (o.showOnce === 'once') return !localStorage.getItem(uid); |
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return true; |
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} |
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function markShown() { |
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if (o.showOnce === 'session') sessionStorage.setItem(uid, '1'); |
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if (o.showOnce === 'once') localStorage.setItem(uid, '1'); |
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} |
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|
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/* Build overlay */ |
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var overlay = document.createElement('div'); |
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overlay.className = 'bkbg-pop-overlay pos-' + o.popupPosition; |
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overlay.style.background = hexToRgba(o.overlayColor, o.overlayOpacity / 100); |
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|
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var pwMap = { sm: '400px', md: '560px', lg: '760px', custom: o.popupWidth + 'px' }; |
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var pw = pwMap[o.popupSize] || '560px'; |
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|
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var box = document.createElement('div'); |
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box.className = 'bkbg-pop-box anim-' + o.popupAnimation; |
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box.style.cssText = 'max-width:' + pw + ';border-radius:' + o.borderRadius + 'px;background:' + o.popupBg; |
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box.setAttribute('role', 'dialog'); |
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box.setAttribute('aria-modal', 'true'); |
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|
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typoCssVarsForEl(box, o.headingTypo, '--bkbg-pop-hd-'); |
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typoCssVarsForEl(box, o.bodyTypo, '--bkbg-pop-bd-'); |
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|
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/* Close button */ |
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if (o.showCloseBtn) { |
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var closeBtn = document.createElement('button'); |
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closeBtn.className = 'bkbg-pop-close'; |
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closeBtn.innerHTML = '×'; |
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closeBtn.setAttribute('aria-label', 'Close'); |
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closeBtn.addEventListener('click', closePopup); |
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box.appendChild(closeBtn); |
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} |
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|
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/* Inner layout */ |
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var inner = document.createElement('div'); |
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inner.className = 'bkbg-pop-inner img-' + (o.imageUrl ? o.imagePosition : 'none'); |
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|
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if (o.imageUrl && o.imagePosition === 'top') { |
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inner.appendChild(makeImage(true)); |
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} |
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|
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var rowWrap = document.createElement('div'); |
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rowWrap.style.display = 'flex'; |
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rowWrap.style.flex = '1'; |
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|
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if (o.imageUrl && o.imagePosition === 'left') rowWrap.appendChild(makeImage(false)); |
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|
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var body = document.createElement('div'); |
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body.className = 'bkbg-pop-body'; |
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|
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var h = document.createElement('p'); |
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h.className = 'bkbg-pop-heading'; |
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h.innerHTML = o.heading; |
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h.style.color = o.headingColor; |
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body.appendChild(h); |
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|
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var txt = document.createElement('p'); |
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txt.className = 'bkbg-pop-text'; |
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txt.innerHTML = o.subtext; |
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txt.style.color = o.textColor; |
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body.appendChild(txt); |
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|
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if (o.showCta) { |
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var cta = document.createElement('a'); |
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cta.className = 'bkbg-pop-cta'; |
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cta.href = o.ctaUrl || '#'; |
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if (o.ctaNewTab) { cta.target = '_blank'; cta.rel = 'noopener noreferrer'; } |
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cta.textContent = o.ctaLabel; |
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cta.style.cssText = [ |
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o.ctaStyle === 'filled' ? 'background:' + o.btnBg + ';color:' + o.btnColor + ';border:none' : 'background:transparent;color:' + o.btnBg + ';border:2px solid ' + o.btnBg |
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].join(';'); |
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body.appendChild(cta); |
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} |
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|
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if (o.showDismiss) { |
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var dis = document.createElement('button'); |
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dis.className = 'bkbg-pop-dismiss'; |
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dis.textContent = o.dismissLabel; |
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dis.style.color = o.dismissColor; |
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dis.addEventListener('click', closePopup); |
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body.appendChild(dis); |
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} |
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|
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rowWrap.appendChild(body); |
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if (o.imageUrl && o.imagePosition === 'right') rowWrap.appendChild(makeImage(false)); |
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|
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inner.appendChild(rowWrap); |
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box.appendChild(inner); |
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overlay.appendChild(box); |
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|
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if (o.closeOnOverlay) { |
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overlay.addEventListener('click', function (e) { |
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if (e.target === overlay) closePopup(); |
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}); |
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} |
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|
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document.body.appendChild(overlay); |
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|
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/* Open / close */ |
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function openPopup() { |
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if (!canShow()) return; |
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overlay.classList.add('is-open'); |
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document.body.style.overflow = 'hidden'; |
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markShown(); |
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box.focus && box.focus(); |
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} |
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function closePopup() { |
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overlay.classList.remove('is-open'); |
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document.body.style.overflow = ''; |
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} |
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|
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/* ESC key */ |
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document.addEventListener('keydown', function (e) { |
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if (e.key === 'Escape') closePopup(); |
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}); |
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|
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/* Trigger wrapper */ |
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var triggerWrap = document.createElement('div'); |
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triggerWrap.className = 'bkbg-pop-trigger-wrap align-' + o.triggerAlign; |
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triggerWrap.style.cssText = 'padding-top:' + o.paddingTop + 'px;padding-bottom:' + o.paddingBottom + 'px'; |
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|
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/* Build trigger button for 'click' (or show it even for auto triggers so user can also click) */ |
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if (o.triggerType === 'click') { |
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var btn = buildTriggerBtn(); |
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btn.addEventListener('click', openPopup); |
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triggerWrap.appendChild(btn); |
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} |
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|
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/* Auto triggers */ |
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if (o.triggerType === 'scroll') { |
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/* show button + listen */ |
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triggerWrap.appendChild(buildTriggerBtn()).addEventListener('click', openPopup); |
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window.addEventListener('scroll', function onScroll() { |
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var pct = (window.scrollY / (document.documentElement.scrollHeight - window.innerHeight)) * 100; |
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if (pct >= o.scrollDepth) { window.removeEventListener('scroll', onScroll); openPopup(); } |
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}, { passive: true }); |
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} |
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|
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if (o.triggerType === 'delay') { |
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triggerWrap.appendChild(buildTriggerBtn()).addEventListener('click', openPopup); |
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setTimeout(openPopup, o.timeDelay * 1000); |
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} |
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|
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if (o.triggerType === 'exit') { |
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triggerWrap.appendChild(buildTriggerBtn()).addEventListener('click', openPopup); |
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document.addEventListener('mouseleave', function onExit(e) { |
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if (e.clientY < 5) { document.removeEventListener('mouseleave', onExit); openPopup(); } |
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}); |
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} |
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|
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appEl.parentNode.insertBefore(triggerWrap, appEl); |
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|
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/* Helpers */ |
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function buildTriggerBtn() { |
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var b = document.createElement('button'); |
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b.className = 'bkbg-pop-btn size-' + o.triggerSize; |
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b.textContent = o.triggerLabel; |
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var s = []; |
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if (o.triggerStyle === 'filled') { |
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s.push('background:' + o.triggerBg, 'color:' + o.triggerColor, 'border:none'); |
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} else if (o.triggerStyle === 'outline') { |
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s.push('background:transparent', 'color:' + o.triggerBg, 'border:2px solid ' + o.triggerBg); |
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} else { |
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s.push('background:transparent', 'color:' + o.triggerBg, 'border:none'); |
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} |
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b.style.cssText = s.join(';'); |
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return b; |
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} |
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|
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function makeImage(isTop) { |
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var img = document.createElement('img'); |
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img.className = 'bkbg-pop-img'; |
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img.src = o.imageUrl; |
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img.alt = o.imageAlt || ''; |
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if (isTop) { |
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img.style.cssText = 'width:100%;max-height:220px;object-fit:cover;display:block;border-radius:' + o.borderRadius + 'px ' + o.borderRadius + 'px 0 0'; |
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} else { |
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img.style.cssText = 'width:42%;flex-shrink:0;object-fit:cover;display:block;min-height:200px'; |
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} |
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return img; |
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} |
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|
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function hexToRgba(hex, alpha) { |
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var r = parseInt(hex.slice(1, 3), 16); |
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var g = parseInt(hex.slice(3, 5), 16); |
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var b = parseInt(hex.slice(5, 7), 16); |
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return 'rgba(' + r + ',' + g + ',' + b + ',' + alpha + ')'; |
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} |
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}); |
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} |
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|
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if (document.readyState !== 'loading') { init(); } |
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else { document.addEventListener('DOMContentLoaded', init); } |
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})(); |
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|
