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42L Outdoor Survival Hiking Backpack

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const TAG = 'spz-custom-revue-util'; const DEFAULT_DELAY_TIME = 100; class SpzCustomRevueUtil extends SPZ.BaseElement { constructor(element) { super(element); this.templates_ = SPZServices.templatesForDoc(); } buildCallback = () => { this.action_ = SPZServices.actionServiceForDoc(this.element); this.templates_ = SPZServices.templatesForDoc(this.element); this.xhr_ = SPZServices.xhrFor(this.win); } static deferredMount() { return false; } mountCallback() { } debounceRender(el, thisEl, containerStr) { return this.smoothRender_(el, thisEl, containerStr).then(() => this.attemptToFit_(thisEl)); } smoothRender_(newEl, thisEl, containerStr) { const that = this; that.appendAsUnvisibleContainer_(newEl, thisEl); const components = newEl.querySelectorAll('[layout]'); return Promise.race([ Promise.all( Array.prototype.map.call(components, (e) => SPZ.whenDefined(e).then(() => e.whenBuilt()) ) ), SPZServices.timerFor(that.win).promise(DEFAULT_DELAY_TIME), ]).then(() => { return containerStr !== 'form_' ? thisEl.mutateElement(() => that.quickReplace(thisEl, newEl)) : thisEl.mutateElement(() => that.quickReplaceForm(thisEl, newEl)); }); } quickReplace(thisEl, newEl) { thisEl.container_ && this.toggleVisible_(thisEl.container_); this.toggleVisible_(newEl, true); thisEl.container_ && SPZCore.Dom.removeElement(thisEl.container_); thisEl.container_ = newEl; }; quickReplaceForm(thisEl, newEl) { thisEl.form_ && this.toggleVisible_(thisEl.form_); this.toggleVisible_(newEl, true); const children = thisEl.form_.querySelector('*:not(template)'); children && SPZCore.Dom.removeElement(children); this.toggleVisible_(thisEl.form_, true); thisEl.form_.appendChild(newEl); }; appendAsUnvisibleContainer_(el, thisEl) { this.toggleVisible_(el); thisEl.element.appendChild(el); } attemptToFit_(thisEl) { const fitFunc = () => { thisEl.mutateElement(this.setElementHeight_.bind(thisEl)); }; const container = thisEl.container_ || thisEl.form_; if (container) { const children = container.querySelectorAll('*:not(template)'); const spzChildren = Array.prototype.filter .call(children, SPZUtils.isSpzElement) .filter((e) => !(e.isMount && e.isMount())); spzChildren .map((e) => SPZ.whenDefined(e).then(() => e.whenMounted())) .forEach((p) => p.then(() => fitFunc())); } return fitFunc(); } setElementHeight_() { const targetHeight = (this.container_ || this.form_)?./*OK*/ scrollHeight; const height = this.element./*OK*/ offsetHeight; if (height !== targetHeight) { SPZCore.Dom.setStyles(this.element, { height: `${targetHeight}px`, }); } } toggleVisible_(el, visible = false) { if (!visible) { el.classList.add('i-spzhtml-layout-fill'); SPZCore.Dom.setStyles(el, { 'z-index': -100000, 'opacity': 0, }); } else { el.classList.remove('i-spzhtml-layout-fill'); SPZCore.Dom.setStyles(el, { 'z-index': 'auto', 'opacity': 1, }); } } setMinWidth_() { const targetWidth = this.container_?./*OK*/ scrollWidth; const width = this.element./*OK*/ offsetWidth; if (width !== targetWidth) { SPZCore.Dom.setStyles(this.element, { 'min-width': `${targetWidth}px`, }); } } triggerEvent_ = (name, data) => { const event = SPZUtils.Event.create(this.win, `${TAG}.${name}`, data || {}); this.action_.trigger(this.element, name, event); } isLayoutSupported(layout) { return layout == SPZCore.Layout.CONTAINER; } } SPZ.defineElement(TAG, SpzCustomRevueUtil); const TAG = 'spz-custom-revue-star'; class SPZCustomRevueStar extends SPZ.BaseElement { constructor(element) { super(element); } static deferredMount() { return false; } buildCallback = () => { this.action_ = SPZServices.actionServiceForDoc(this.element); this.templates_ = SPZServices.templatesForDoc(this.element); this.xhr_ = SPZServices.xhrFor(this.win); this.starNum = this.element.getAttribute('starNum'); this.starTotal = this.element.getAttribute('starTotal'); this.showStarText = this.element.getAttribute('showStarText'); this.starColor = this.element.getAttribute('color'); this.interact = this.element.getAttribute('interact'); this.starSize = this.element.getAttribute('starSize') || 14; } mountCallback = () => { this.doRender_({ starTotal: this.starTotal, totalArray: Array.from({ length: Number(this.starTotal) }, (v, k) => k + 1), starNum: this.starNum, showStarText: this.showStarText, starColor: this.starColor, starSize: this.starSize }).then(() => { if (this.interact) { this.addEventListeners_(); } }); } addEventListeners_ = () => { const stars = document.querySelectorAll('.revue-star__star'); stars.forEach(star => { star.addEventListener('click', event => { const starEl = star.closest('.revue-star__star'); const starIndex = Number(starEl.dataset.index); let isHalf = event.offsetX < star.offsetWidth / 2; // rtl if (document.documentElement.getAttribute('dir') === 'rtl') { isHalf = event.offsetX > star.offsetWidth / 2; } const starValue = isHalf ? starIndex - 0.5 : starIndex; this.starClickHandler_({ value: starValue }); }); }); } renderStar = () => { const isRtl = document.documentElement.getAttribute('dir') === 'rtl'; const stars = this.element.querySelectorAll('.revue-star__star'); stars.forEach((star, i) => { const starIndex = i + 1; const starEl = star.querySelector('svg:nth-child(2)'); const isHalf = this.starNum % 1 > 0 && Math.ceil(this.starNum) === starIndex; const isSolid = starIndex <= Math.ceil(this.starNum); starEl.style.display = isSolid ? 'block' : 'none'; if (isHalf) { if (isRtl) { // RTL布局下，如果是半星，显示星星的右半边 starEl.style.clipPath = `polygon(50% 0, 100% 0, 100% 100%, 50% 100%)`; } else { // LTR布局下，如果是半星，显示星星的左半边 starEl.style.clipPath = `polygon(0 0, 50% 0, 50% 100%, 0 100%)`; } } else { starEl.style.clipPath = `polygon(0 0, 100% 0, 100% 100%, 0 100%)` } }); const showCountEle = this.element.querySelector('#revue-star-show-count'); showCountEle && SPZ.whenApiDefined(showCountEle).then((api) => { api.render({ starNum: this.starNum, starTotal: this.starTotal }); }); } doRender_ = (data) => { return this.templates_ .findAndRenderTemplate(this.element, { starSize: this.starSize, ...data }, null) .then((el) => { const children = this.element.querySelector('*:not(template)'); children && SPZCore.Dom.removeElement(children); this.element.appendChild(el); }) .then(() => { this.starNum = data.starNum; this.renderStar(); }); } starClickHandler_ = (event) => { this.starNum = event.value; this.renderStar(); this.triggerEvent_('change', { value: event.value }); } triggerEvent_(name, data) { const event = SPZUtils.Event.create(this.win, `${ TAG }.${ name }`, data || {}); this.action_.trigger(this.element, name, event); } isLayoutSupported(layout) { return layout == SPZCore.Layout.CONTAINER; } } SPZ.defineElement(TAG, SPZCustomRevueStar) const TAG = 'spz-custom-revue-like'; class SPZCustomRevueLike extends SPZ.BaseElement { constructor(element) { super(element); } static deferredMount() { return false; } buildCallback = () => { this.action_ = SPZServices.actionServiceForDoc(this.element); this.templates_ = SPZServices.templatesForDoc(this.element); this.xhr_ = SPZServices.xhrFor(this.win); this.grayColor = this.element.getAttribute('gray_color') || "#BDBDBD"; this.likedColor = this.element.getAttribute('like_color') || "#FFCB44"; this.color = this.grayColor; this.count = this.element.getAttribute('count'); this.revueId = this.element.getAttribute('revue-id'); this.location = this.element.getAttribute('location'); } mountCallback = () => { const likes = sessionStorage.getItem('likes') ? JSON.parse(sessionStorage.getItem('likes')) : []; const like = likes.find(item => item.id === this.revueId); if (like) { this.color = like.like_status === 1 ? this.likedColor : this.grayColor; } // 如果location是modal，则找到相同revue-id的list的元素，拿到其count，存在list count变了，但是modal的count没变的情况 if (this.location === 'modal') { const listElement = document.querySelector(`spz-custom-revue-like[revue-id="${this.revueId}"] .revue-like-count`); if (listElement) { this.count = listElement.getAttribute('data-real-count'); } } this.doRender_({ color: this.color, count: this.count }).then(() => { this.addEventListeners_(); if(this.location === 'list') { // modal数量变更，list同步变更 document.addEventListener('like-clicked', (e) => { if (e.detail.location !== this.location && e.detail.id === this.revueId) { this.color = e.detail.like_status === 1 ? this.likedColor : this.grayColor; this.count = e.detail.count; this.element.querySelector('.revue-like__icon').querySelector('svg').setAttribute('fill', this.color); this.element.querySelector('.revue-like__icon').querySelector('svg').querySelector('path').setAttribute('fill', this.color); this.element.querySelector('.revue-like-count').innerText = this.count > 99 ? '99+' : this.count < 1 ? '' : this.count; this.element.querySelector('.revue-like-count').setAttribute('data-real-count', this.count); if(this.count > 0){ this.element.querySelector('.revue-like-count').classList.remove('hidden'); }else{ this.element.querySelector('.revue-like-count').classList.add('hidden'); } } }); } }); } addEventListeners_ = () => { const icon = this.element.querySelector('.revue-like__icon'); icon.addEventListener('click', (e) => { e.stopPropagation(); const likeStatus = this.color === this.likedColor ? 0 : 1; this.color = this.color === this.likedColor ? this.grayColor : this.likedColor; this.count = likeStatus === 1 ? parseInt(this.count) + 1 : parseInt(this.count) - 1; icon.querySelector('svg').setAttribute('fill', this.color); icon.querySelector('svg').querySelector('path').setAttribute('fill', this.color); this.element.querySelector('.revue-like-count').innerText = this.count > 99 ? '99+' : this.count < 1 ? '' : this.count; this.element.querySelector('.revue-like-count').setAttribute('data-real-count', this.count); if(this.count > 0){ this.element.querySelector('.revue-like-count').classList.remove('hidden'); }else{ this.element.querySelector('.revue-like-count').classList.add('hidden'); } this.postLike(likeStatus); if (this.location === 'modal') { const clickedEvent = new CustomEvent('like-clicked', { detail: { id: this.revueId, like_status: likeStatus, count: this.count, location: this.location } }); document.dispatchEvent(clickedEvent); } }); } setLikeToStorage = (likeToStore) => { if (typeof (Storage) !== 'function') return; const likesInStore = sessionStorage.getItem('likes') ? JSON.parse(sessionStorage.getItem('likes')) : []; const reviewIndex = likesInStore.findIndex(item => item.id === likeToStore.id); if (reviewIndex !== -1) { likesInStore[reviewIndex].like_status = likeToStore.like_status; likesInStore[reviewIndex].count = likeToStore.count; } else { likesInStore.push(likeToStore); } sessionStorage.setItem('likes', JSON.stringify(likesInStore)); } doRender_ = (data) => { return this.templates_ .findAndRenderTemplate(this.element, data, null) .then((el) => { const children = this.element.querySelector('*:not(template)'); children && SPZCore.Dom.removeElement(children); this.element.appendChild(el); }); } postLike = (likeStatus) => { fetch('/api/comment/like', { method: 'POST', headers: { 'Accept': 'application/json', 'Content-Type': 'application/json' }, body: JSON.stringify({ id: this.revueId, status: likeStatus }) }).then((res) => { if (res.status === 200) { this.setLikeToStorage({ id: this.revueId, like_status: likeStatus, count: this.count }); } }); } triggerEvent_(name, data) { const event = SPZUtils.Event.create(this.win, `${ TAG }.${ name }`, data || {}); this.action_.trigger(this.element, name, event); } isLayoutSupported(layout) { return layout == SPZCore.Layout.CONTAINER; } } SPZ.defineElement(TAG, SPZCustomRevueLike) const TAG = 'spz-custom-review-media'; class SPZCustomReviewMedia extends SPZ.BaseElement { constructor(element) { super(element); } static deferredMount() { return false; } buildCallback = () => { this.action_ = SPZServices.actionServiceForDoc(this.element); this.templates_ = SPZServices.templatesForDoc(this.element); this.xhr_ = SPZServices.xhrFor(this.win); // data-images 格式为 xxxx.png?width=1&height=1,xxxx.png?width=1&height=1 const images = this.element.getAttribute('data-images').split(',') || []; const parsedImages = images.map(image => { return this.mediaParse_(image); }); this.images = parsedImages; this.isPC = window.innerWidth > 960; } mountCallback = () => { this.doRender_({ images: this.images, isPC: this.isPC }).then(() => { }); } doRender_ = (data) => { return this.templates_ .findAndRenderTemplate(this.element, data, null) .then((el) => { const children = this.element.querySelector('*:not(template)'); children && SPZCore.Dom.removeElement(children); this.element.appendChild(el); }); } mediaParse_ = function (url) { var result = {}; try { url.replace(/[?&]+([^=&]+)=([^&]*)/gi, function (str, key, value) { try { result[key] = decodeURIComponent(value); } catch (e) { result[key] = value; } }); result.preview_image = url.split('?')[0]; } catch (e) {}; return result; } triggerEvent_(name, data) { const event = SPZUtils.Event.create(this.win, `${ TAG }.${ name }`, data || {}); this.action_.trigger(this.element, name, event); } isLayoutSupported(layout) { return layout == SPZCore.Layout.CONTAINER; } } SPZ.defineElement(TAG, SPZCustomReviewMedia) const TAG = 'spz-custom-revue-carousel'; class SpzCustomRevueCarourel extends SPZ.BaseElement { constructor(element) { super(element); this.debouncedCartChangeHandler = null; } static deferredMount() { return false; } buildCallback = () => { this.action_ = SPZServices.actionServiceForDoc(this.element); this.setupAction_(); this.reviewsList = [] this.isPC = window.innerWidth > (window.breakpoint || 960); this.blockIndex = this.element.getAttribute('data-block-index'); this.blockSectionId = this.element.getAttribute('data-section-id'); this.commentConfig = window.globaCarouselSettings[this.blockIndex] const { star_least, only_complex, only_show_selected } = this.commentConfig; this.params = { star_least: Number(star_least) || 1, only_media: !!only_complex, show_reply: true, limit: 20, offset: 0, filter_type: 'product', show_product: true, only_featured: !!only_show_selected, } this.debouncedCartChangeHandler = this.debounce_(this.renderReviewsByCartProducts_.bind(this), 500); } mountCallback = () => { const { isNeedFill, min } = this.getIfFillReviews_(); if (this.blockSectionId == 'cart_drawer') { this.product_ids = this.commentConfig.cart_products_id; } else { this.product_ids = window.SHOPLAZZA.meta.page.resource_id; }; this.params = { ...this.params, product_ids: this.product_ids || '', ...isNeedFill ? { fill_strategy: 'store', fill_min_threshold: min } : {} }; this.fetchConfigReviewsCarousel_(); if (this.blockSectionId == 'cart_drawer') { document.removeEventListener('dj.cartChange', this.debouncedCartChangeHandler); document.addEventListener('dj.cartChange', this.debouncedCartChangeHandler); } } unmountCallback() { document.removeEventListener('dj.cartChange', this.debouncedCartChangeHandler); } setupAction_ = () => { this.registerAction('renderProductCommentModal', async(invocation) => { const { current } = invocation.args; const currentReview = this.reviewsList.find(_data => _data.id == current); const imgArr = currentReview.img.map(image => { const width = this.getUrlKey_('width', image); const height = this.getUrlKey_('height', image); return { width, height, rate: (height/width).toFixed(2)*100, url: image }; }); const modalEle = document.querySelector(`#revueDetailModal-${this.blockSectionId}`); if (modalEle) { SPZ.whenApiDefined(modalEle).then((api) => { api.renderModalFn({ data: { ...currentReview, img: imgArr }, ...this.blockSectionId == 'cart_drawer' ? { mimic_mobile_style: true } : {}, closeCB: () => { const carouselEl = document.querySelector(`#reviews-carousel-${this.blockSectionId}-${this.blockIndex}`); if(carouselEl){ carouselEl.removeAttribute('pause'); } }, commentConfig: this.commentConfig, // 评论配置 layout: '', // 布局 level_type: this.commentConfig.star_least, // 最低星级 show_number: 1 // 显示数量 }); }) const carouselEl = document.querySelector(`#reviews-carousel-${this.blockSectionId}-${this.blockIndex}`); if(carouselEl){ carouselEl.setAttribute('pause', ''); } } }); } getUrlKey_ = (name, url) => { return ( decodeURIComponent( (new RegExp("[?|&]" + name + "=" + "([^&;]+?)(&|#|;|$)").exec( url ) || [, ""])[1].replace(/\+/g, "%20") ) || null ); } getIfFillReviews_ = () => { const { comment_handle_type, review_type, min_comments_count } = this.commentConfig; const min = Number(min_comments_count); const isExistFillType = comment_handle_type !== 'no_carousel_card'; return { isNeedFill: isExistFillType, min: review_type == 'less than' ? min : 1 }; } debounce_ = (func, delay) => { let timeoutId; return (...args) => { // 使用箭头函数保留实例上下文 clearTimeout(timeoutId); timeoutId = setTimeout(() => { func(...args); }, delay); }; } fetchCommentConfig_ = async () => { const response = await fetch('/api/comment-config'); return response.json(); } fetchCommentList_ = async(data) => { const response = await fetch('/api/v1/comments', { method: 'POST', body: JSON.stringify(data) }); return response.json(); } fetchCartList_ = async() => { const response = await fetch(`/api/cart`); return response.json(); } renderReviewsByCartProducts_ = async () => { try { const data = await this.fetchCartList_(); this.product_ids = data?.cart?.line_items.map(item => item.product_id).join(','); if (this.product_ids) { this.params = { ...this.params, product_ids: this.product_ids, }; const commentsRes = await this.fetchCommentList_(this.params); const { isNeedFill, min } = this.getIfFillReviews_(); const isBlank = !isNeedFill && Number(commentsRes.data.count) < min; this.renderReviewsList_({ list: isBlank ? { list: [] } : commentsRes.data, config: this.commentConfig }); } } catch (err) { this.renderEmptyReviewCarousel_(); } } fetchConfigReviewsCarousel_ = ()=> { Promise.all([this.fetchCommentConfig_(), this.fetchCommentList_(this.params)]) .then(([configRes, commentsRes]) => { const rawColor = this.commentConfig.carousel_accent_color const star_color = !rawColor ? configRes.data.star_color : rawColor; this.commentConfig = { ...this.commentConfig, ...configRes.data, star_color, }; const { isNeedFill, min } = this.getIfFillReviews_(); const isBlank = !isNeedFill && Number(commentsRes.data.count) < min; this.renderReviewsList_({ list: isBlank ? { list: [] } : commentsRes.data, config: this.commentConfig }); }) .catch(error => { this.renderEmptyReviewCarousel_(); }); } renderEmptyReviewCarousel_ = () => { const emptyEle = document.querySelector(`#revue_empty-${this.blockSectionId}-${this.blockIndex}`); const isInB = window.top != window.self; if (emptyEle && isInB) { emptyEle.classList.remove('hidden'); } const carouselEle = document.querySelector(`#revue-carousel-box-${this.blockSectionId}-${this.blockIndex}`); if (carouselEle) { carouselEle.classList.add('hidden'); } } renderReviewsList_ = (data) => { const listEle = document.querySelector(`#revue-carousel-box-${this.blockSectionId}-${this.blockIndex}`); const emptyEle = document.querySelector(`#revue_empty-${this.blockSectionId}-${this.blockIndex}`); if (listEle) { if (data.list.list.length == 0) { this.renderEmptyReviewCarousel_(); } else { listEle.classList.remove('hidden'); if (emptyEle) { emptyEle.classList.add('hidden'); } SPZ.whenApiDefined(listEle).then((api) => { api.render({ ...data, list: data.list.list, star_color: this.commentConfig.star_color, isPC: this.isPC, }, true); }) .catch((error) => { console.log(error); }); }; } this.reviewsList = data.list.list } triggerEvent_(name, data) { const event = SPZUtils.Event.create(this.win, `${ TAG }.${ name }`, data || {}); this.action_.trigger(this.element, name, event); } isLayoutSupported(layout) { return layout == SPZCore.Layout.CONTAINER; } } SPZ.defineElement(TAG, SpzCustomRevueCarourel) const TAG = 'spz-custom-revue-modal'; class SPZCustomRevueModal extends SPZ.BaseElement { constructor(element) { super(element); this.renderedId = ''; this.closeCB = null; this.sectionId = this.element.getAttribute('section-id'); } static deferredMount() { return false; } buildCallback = () => { this.setupAction_(); } mountCallback = () => { } setupAction_ = () => { this.registerAction('renderModal', this.renderModalFn) this.registerAction('closeFn',() => { this?.closeCB?.() }) } mediaParse_ = function (url) { var result = {}; try { url.replace(/[?&]+([^=&]+)=([^&]*)/gi, function (str, key, value) { try { result[key] = decodeURIComponent(value); } catch (e) { result[key] = value; } }); result.src = url.split('?')[0]; } catch (e) {}; return result; } impFunc = function (selector, cb) { // 添加自动曝光 const el = document.querySelector(selector); const onImpress = () => { cb(); }; // 元素未曝光时添加曝光事件监听，已曝光则可以立刻触发处理器 if (el && !el.getAttribute('imprsd')) { el.addEventListener('impress', onImpress); } else if (el) { onImpress(); } }; addModalImpression = function (selector, params) { this.impFunc(selector, () => { window.sa && window.sa.track('plugin_reviews_modal_pv', { ...params, plugin_timestamp: new Date().valueOf().toString(), }); }); }; renderModalFn(receivedData){ if(!receivedData) return; const { data:current, commentConfig, layout, level_type, show_number, closeCB, mimic_mobile_style, props } = receivedData; try{ if(closeCB){ this.closeCB = () => { closeCB() }; } }catch(e){ console.log(e); }; const commentModalEl = document.querySelector(`#revue-product-comment-modal-${this.sectionId}`); const modalRenderEl = document.querySelector(`#revue_flow_modal_render-${this.sectionId}`); if (!!mimic_mobile_style) { if (commentModalEl) { commentModalEl.classList.add('mobile-wrap'); } if (modalRenderEl) { modalRenderEl.classList.add('w-h-full-h5'); } }; const parsedImages = current?.img?.map(image => { return this.mediaParse_(`${image.url}?width=${image.width}&height=${image.height}`); }); const modalEle = document.querySelector(`#revue_flow_modal_render-${this.sectionId}`); if (modalEle) { SPZ.whenApiDefined(modalEle).then((api) => { api.render({ ...current, img: parsedImages, config: commentConfig, shop_name: window.SHOPLAZZA.shop.shop_name, mimic_mobile_style }, true).then(() => { this.addModalImpression('.revue_modal_container', { id: current.id, username: current.username, content: current.content, star: current.star, is_verified: current.is_verified, is_featured: current.is_featured, anonymous: current.anonymous, iso_code_3: current.iso_code_3, like_count: current.like, layout_type: layout, level_type: level_type, show_number: show_number, }); }).then(()=>{ this.renderedId = current.id }); }); } } isLayoutSupported(layout) { return layout == SPZCore.Layout.CONTAINER; } } SPZ.defineElement('spz-custom-revue-modal', SPZCustomRevueModal) const TAG = 'spz-custom-revue-selector'; class SpzCustomRevueSelector extends SPZ.BaseElement { constructor(element) { super(element); } buildCallback = () => { this.action_ = SPZServices.actionServiceForDoc(this.element); this.templates_ = SPZServices.templatesForDoc(this.element); this.total = this.element.getAttribute('total'); this.blockIndex = this.element.getAttribute('blockIndex'); this.setupAction_(); } setupAction_ = () => { this.registerAction('toggleChangeSelector', async (invocation) => { const { option } = invocation.args; const total = Number(this.total); this.updateDots_(option, total); }); } updateDots_ = (currentIndex, totalDots) => { const dots = this.element.querySelectorAll('.dot'); if (totalDots < 2 || dots?.length < 1) return; const maxVisibleDots = 5; // 重置所有点 dots?.forEach(dot => { dot.classList.remove('active', 'scaled'); }); // 设置当前激活点 if (dots[currentIndex]) { dots[currentIndex].classList.add('active'); } // 计算显示的点和缩放效果 let startIndex = 0; let endIndex = totalDots - 1; let visibleRange = [0, totalDots - 1]; let translateX = 0; if (totalDots > maxVisibleDots) { // 计算可见范围 if (currentIndex < maxVisibleDots - 1) { // 前 maxVisibleDots-1 个点 startIndex = 0; endIndex = maxVisibleDots - 1; translateX = 0; } else if (currentIndex >= totalDots - (maxVisibleDots - 1)) { // 最后 maxVisibleDots-1 个点 startIndex = totalDots - maxVisibleDots; endIndex = totalDots - 1; translateX = -(totalDots - maxVisibleDots) * 8; } else { // 中间点 startIndex = currentIndex - Math.floor(maxVisibleDots / 2); endIndex = currentIndex + Math.floor(maxVisibleDots / 2); // 调整边界情况 if (startIndex < 0) { endIndex -= startIndex; startIndex = 0; } if (endIndex >= totalDots) { startIndex -= (endIndex - totalDots + 1); endIndex = totalDots - 1; } translateX = -startIndex * 8; } // 设置可见范围 visibleRange = [startIndex, endIndex]; // 设置点的缩放效果 // 最左边的点（除了第一个） if (startIndex > 0) { dots[startIndex].classList.add('scaled'); } // 最右边的点（除了最后一个） if (endIndex < totalDots - 1) { dots[endIndex].classList.add('scaled'); } // 特殊处理第一个和最后一个点 if (currentIndex === 0) { dots[0].classList.remove('scaled'); } if (currentIndex === totalDots - 1) { dots[totalDots - 1].classList.remove('scaled'); } } // 设置dotsWrap的位置 const dotsWrap = this.element.querySelector('#dotsWrap'); if (dotsWrap) { dotsWrap.style.transform = `translateX(${translateX}px)`; } } mountCallback() { this.doRender_({ total: this.total, blockIndex: this.blockIndex }); } doRender_ = (data) => { return this.templates_ .findAndRenderTemplate(this.element, data, null) .then((el) => { const children = this.element.querySelector('*:not(template)'); children && SPZCore.Dom.removeElement(children); this.element.appendChild(el); }) } triggerEvent_ = (name, data) => { const event = SPZUtils.Event.create(this.win, `${TAG}.${name}`, data || {}); this.action_.trigger(this.element, name, event); } isLayoutSupported(layout) { return layout == SPZCore.Layout.CONTAINER; } } SPZ.defineElement(TAG, SpzCustomRevueSelector);
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Product Description:
Hot Sale Custom Outdoor Waterproof Hiking Survival Army Bag Black Military Tactical Backpack
Material: 600D Polyester+PE foam+mesh+210D polyester lining
Color: 17 colors available, as your requirements

Material: 600D polyester
Size:50*30*20CM
Capacity: 42L
Waterproof: waterproof, breathable, sun protection
Color: black, military green, earth color, CP camouflage, ACU camouflage
Inner material: polyester fiber
Hardness: soft

Quick Details:

Interior:Interior Compartment
Carrying System:Physiological Curve Back
Handle/Strap Type:Soft Handle
Colors:15 Colors
Lining Material:Polyester
Main Material:600D Polyester
Style:Fashion
Feature:Anti-Theft, Waterproof
Capacity:36-56 Litre, 45L
Product name:Military backpack
Material:600D/900D Polyester