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const SITE = (window.C_SETTINGS || window[atob('U0hPUExBWlpB')])?.routes?.root || ''; const MARKET_THEME_SETTINGS = `${SITE}/api/markets/theme_setting`; const MARKET_COUNTRIES = `${SITE}/api/markets/countries`; const IP_MATCHING_MARKET = `${SITE}/api/front/station`; const MARKET_LANGUAGES = `${SITE}/api/markets/:id/active_languages`; const URL_REDIRECT = '_market_redirected'; const COOKIE_TIPS_NAME = 'market_no_tips'; const COOKIE_TIPS_EXPIRES = 1000 * 60 * 60 * 24 * 14; const MARKET_COUNTRY_COOKIE = '_shoplazza_market_country'; const MARKET_MODAL_LOADED = '__market_modal_loaded__'; const PROPERTY_SELECTED = 'selected'; const MARKET_PC_HEADER_TRIGGER = 'market-pc-header-trigger'; const MARKET_PC_HEADER_COUNTRY_SELECT_TITLE = 'market-pc-header-country-select-title'; const MARKET_PC_HEADER_LANGUAGE_SELECT_TITLE = 'market-pc-header-language-select-title'; const MARKET_PC_HEADER_LANGUAGE_SELECT_SUB_TITLE = 'market-pc-header-language-select-sub-title'; const MARKET_PC_HEADER_COUNTRY_SELECT_SUB_TITLE = 'market-pc-header-country-select-sub-title'; const MARKET_FLAG = 'market-flag'; const MARKET_SELECT_VALUE = 'market-select-value'; const MARKET_CURRENCY = 'market-currency'; const MARKET_CURRENCY_SYMBOL = 'market-currency-symbol'; const MARKET_SELECT_ITEM = 'market-select-item'; const MARKET_SELECT_ITEM_ID = 'market-select-item-id'; const MARKET_SELECT_LIST = 'market-select-list'; const MARKET_LANGUAGE_SELECT = 'market-language-select'; const MARKET_COUNTRY_SELECT = 'market-country-select'; const MARKET_MODAL = 'market-modal'; const MARKET_GATEWAY_REDIRECT_MODAL = 'market-gateway-redirect-modal'; const MARKET_RESELECT_MODAL = 'market-reselect-modal'; const MARKET_MODAL_FLAG = 'market-modal-flag'; const MARKET_MODAL_COUNTRY_CODE = 'market-modal-country-code'; const MARKET_MODAL_CURRENCY_SYMBOL = 'market-modal-currency-symbol'; const MARKET_MODAL_CLOSE = 'market-modal-close'; const MARKET_MODAL_CONFIRM = 'market-modal-confirm'; const MARKET_MODAL_RESELECT = 'market-modal-reselect'; const MARKET_MODAL_RESELECT_COUNTRY_SELECT = 'market-modal-reselect-country-select'; const DATA_SECTION_TYPE = 'data-section-type'; const SECTION_TYPE_HEADER = 'header'; const SECTION_TYPE_FOOTER = 'footer'; class SpzCustomMarket extends SPZ.BaseElement { constructor(element) { super(element); this.global = null; this.useCountrySelect_ = false; this.useLanguageSelect_ = false; this.useModal_ = false; this.isSingleSelectMode_ = false; this.blockSectionPosition_ = ''; this.isEditMode = false; this.ipMatchingMarket = null; this.marketCountryList = []; this.marketLanguages = []; this.toast = null; } static deferredMount() { return false; } isLayoutSupported(layout) { return layout == SPZCore.Layout.LOGIC; } buildCallback() { console.debug('Geolocation'); this.xhr_ = SPZServices.xhrFor(this.win); const platform = SPZServices.platformFor(this.win); this.isIOS_ = platform.isIos(); this.action_ = SPZServices.actionServiceForDoc(this.element); this.global = this.win.C_SETTINGS || this.win[atob('U0hPUExBWlpB')]; this.isEditMode = new URLSearchParams(this.win.location.search).get('preview_theme_id') && new URLSearchParams(this.win.location.search).get('oseid'); this.init_(); } showToast_(content) { if (!this.toast) { this.toast = self.document.createElement('ljs-toast'); this.toast.setAttribute('layout', 'nodisplay'); this.toast.setAttribute('hidden', ''); this.toast.setAttribute('duration', '2000'); this.element.appendChild(this.toast); } SPZ.whenApiDefined(this.toast).then((apis) => { apis.showToast(content); }); } triggerEvent_(name, data) { const event = SPZUtils.Event.create(this.win, `${TAG}.${name}`, data); this.action_.trigger(this.element, name, event); } findBlockSectionPosition() { let current = this.element; while (current) { const dataSectionType = current.getAttribute(DATA_SECTION_TYPE); if ( dataSectionType === SECTION_TYPE_HEADER || dataSectionType === SECTION_TYPE_FOOTER ) { return dataSectionType; } current = current.parentElement; } return ''; } async initSettings_() { await this.getMarketThemeSettings_(); if (this.useCountrySelect_) { this.element.setAttribute('use-country-select', true); } if (this.useLanguageSelect_) { this.element.setAttribute('use-language-select', true); } if (this.useModal_) { this.element.setAttribute('use-modal', true); } if ( (this.useCountrySelect_ && !this.useLanguageSelect_) || (!this.useCountrySelect_ && this.useLanguageSelect_) ) { this.isSingleSelectMode_ = true; } this.blockSectionPosition_ = this.findBlockSectionPosition(); this.isPCLayout_ = this.win.matchMedia('(min-width: 960px)').matches; } renderMarketSelectTemplateNode_(clonedTemplate, data) { this.renderTemplateImg_(clonedTemplate, MARKET_FLAG, { src: data?.flag, width: '24', height: '24', }); this.renderTemplateElement_( clonedTemplate, MARKET_SELECT_VALUE, data.value ); this.renderTemplateElement_( clonedTemplate, MARKET_CURRENCY, data?.currency ); this.renderTemplateElement_( clonedTemplate, MARKET_CURRENCY_SYMBOL, data?.currencySymbol ); } bindDropdownOpenClickEvent_(triggerElement, dropdown) { if (!triggerElement) return; const triggerOpen = () => { SPZ.whenApiDefined(dropdown).then((apis) => { if (!dropdown.hasAttribute('open')) { apis.open(triggerElement); } }); }; if (this.isIOS_) { triggerElement.addEventListener('touchstart', triggerOpen); } else { triggerElement.addEventListener('click', triggerOpen); } } createDropdown_() { const dropdown = self.document.createElement('ljs-dropdown'); dropdown.setAttribute('layout', 'nodisplay'); if (this.blockSectionPosition_ === 'header') { dropdown.setAttribute('overlay-style', 'top: 4px;'); dropdown.setAttribute('placement', 'bottomRight'); } else if (this.blockSectionPosition_ === 'footer') { dropdown.setAttribute('overlay-style', 'top: -4px;'); dropdown.setAttribute('placement', 'top'); } return dropdown; } createDropdownIcon_() { const svgElement = document.createElementNS("http://www.w3.org/2000/svg", "svg"); svgElement.setAttribute("class", "market-rotate-180"); svgElement.setAttribute("width", "16"); svgElement.setAttribute("height", "16"); const path1 = document.createElementNS("http://www.w3.org/2000/svg", "path"); path1.setAttribute("d", "M7.47 5.172a.75.75 0 0 1 1.06 0l4.596 4.596a.75.75 0 1 1-1.06 1.06L7.468 6.232a.75.75 0 0 1 0-1.06Z"); path1.setAttribute("fill", "currentColor"); const path2 = document.createElementNS("http://www.w3.org/2000/svg", "path"); path2.setAttribute("d", "M8.533 5.172a.75.75 0 0 1 0 1.06l-4.596 4.596a.75.75 0 1 1-1.061-1.06l4.596-4.596a.75.75 0 0 1 1.06 0Z"); path2.setAttribute("fill", "currentColor"); svgElement.appendChild(path1); svgElement.appendChild(path2); return svgElement; } renderDropdownListWithClickEvent_({ triggerElement, dataList, subTitleRole, listElementWithTemplate, defaultValue, itemHandler, shouldUpdateSelectedItem = false, }) { const dropdown = this.createDropdown_(); const itemTemplate = SPZCore.Dom.scopedQuerySelector( listElementWithTemplate, 'template' ); const clonedItemTemplate = itemTemplate.cloneNode(true); const fragment = self.document.createDocumentFragment(); dataList.forEach((data) => { const tempParentNode = self.document.createElement('div'); const clonedTemplate = self.document.importNode( clonedItemTemplate.content, true ); tempParentNode.appendChild(clonedTemplate); tempParentNode.firstElementChild.classList.add( 'market-select-item' ); this.renderMarketSelectTemplateNode_(tempParentNode, data); const selectItemElement = SPZCore.Dom.scopedQuerySelector( tempParentNode, `[role="${MARKET_SELECT_ITEM}"]` ); if (!selectItemElement) { return; } if (defaultValue === data.value) { if (shouldUpdateSelectedItem) { const clonedSelectItemElement = selectItemElement.cloneNode(true); triggerElement.replaceChild( clonedSelectItemElement, triggerElement.firstElementChild ); } selectItemElement.setAttribute(PROPERTY_SELECTED, ''); } selectItemElement.setAttribute(MARKET_SELECT_ITEM_ID, data.value); fragment.appendChild(tempParentNode.firstElementChild); }); let value = defaultValue; listElementWithTemplate.addEventListener( 'click', (e) => { if (this.isEditMode) { this.showToast_('编辑器下不支持切换国家'); SPZ.whenApiDefined(dropdown).then((apis) => { apis.close(); }); return; } let targetElement = e.target; while (targetElement) { if ( !targetElement || targetElement.getAttribute(MARKET_SELECT_ITEM_ID) ) { break; } targetElement = targetElement.parentNode; } if ( !targetElement || !targetElement.hasAttribute(MARKET_SELECT_ITEM_ID) ) { return; } const selectValue = targetElement.getAttribute(MARKET_SELECT_ITEM_ID); if (value === selectValue) { SPZ.whenApiDefined(dropdown).then((apis) => { apis.close(); }); return; } const selectedData = dataList.find((c) => c.value === selectValue); if (shouldUpdateSelectedItem) { const tempParentNode = self.document.createElement('div'); const clonedTemplate = self.document.importNode( clonedItemTemplate.content, true ); tempParentNode.appendChild(clonedTemplate); this.renderMarketSelectTemplateNode_(tempParentNode, selectedData); tempParentNode.firstElementChild.classList.add( 'market-select-item' ); triggerElement.replaceChild( tempParentNode.firstElementChild, triggerElement.firstElementChild ); } value = selectValue; itemHandler?.(selectedData); SPZ.whenApiDefined(dropdown).then((apis) => { apis.close(); }); }, false ); listElementWithTemplate.removeChild(itemTemplate); listElementWithTemplate.appendChild(fragment); listElementWithTemplate.classList.add('market-select-list'); dropdown.appendChild(listElementWithTemplate); if (subTitleRole) { this.renderSelectTitle_(dropdown, subTitleRole); } return dropdown; } createSelect_({ parent, defaultValue, dataList, listElementWithTemplate, itemHandler, titleRole, }) { const triggerElement = self.document.createElement('div'); triggerElement.classList.add('market-select'); const displayElement = self.document.createElement('div'); triggerElement.appendChild(displayElement); triggerElement.appendChild(this.createDropdownIcon_()); const dropdown = this.renderDropdownListWithClickEvent_({ triggerElement, dataList, listElementWithTemplate, defaultValue, itemHandler, shouldUpdateSelectedItem: true, }); this.bindDropdownOpenClickEvent_(triggerElement, dropdown); const dropdownContainer = self.document.createElement('div'); dropdownContainer.appendChild(triggerElement); dropdownContainer.appendChild(dropdown); dropdownContainer.classList.add('market-select-container'); this.renderSelectTitle_(dropdownContainer, titleRole); parent.appendChild(dropdownContainer); } getListElementWithTemplate_(role) { const template = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${role}"]` ); if (template) { const clonedTemplate = template.cloneNode(true); const tempParent = self.document.createElement("div"); tempParent.appendChild(clonedTemplate.content); const listElementWithTemplate = SPZCore.Dom.scopedQuerySelector( tempParent, `[role="${MARKET_SELECT_LIST}"]` ); return listElementWithTemplate; } return null; } renderSelectTitle_(parent, role) { if (!parent || !role) { return; } const template = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${role}"]` ); const content = self.document.importNode(template.content, true); parent.insertBefore(content, parent.firstElementChild); parent.firstElementChild.classList.add( role.includes('sub') ? 'market-pc-header-select-sub-title' : 'market-pc-header-select-title' ); } initSelect_(rootNode, options) { const parent = rootNode || this.element; if (this.useCountrySelect_) { this.createSelect_({ parent, titleRole: options?.shouldRenderSelectTitle ? MARKET_PC_HEADER_COUNTRY_SELECT_TITLE : undefined, defaultValue: this.getDefaultCountryValue_(), dataList: this.marketCountryList.map(this.mapCountryRenderData_), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_COUNTRY_SELECT ), itemHandler: this.handleCountrySelectChange_.bind(this), }); } if (this.useLanguageSelect_) { this.createSelect_({ parent, titleRole: options?.shouldRenderSelectTitle ? MARKET_PC_HEADER_LANGUAGE_SELECT_TITLE : undefined, defaultValue: this.getDefaultLanguageValue_(), dataList: this.marketLanguages.map(this.mapLanguageRenderData_), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_LANGUAGE_SELECT ), itemHandler: this.handleLanguageSelectChange_.bind(this), }); } } initPcHeaderTriggerElement() { const headerTriggerElementTemplate = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${MARKET_PC_HEADER_TRIGGER}"]` ); const headerTriggerElement = self.document.importNode( headerTriggerElementTemplate.content, true ); const parentDivElement = self.document.createElement('div'); parentDivElement.setAttribute('role', MARKET_PC_HEADER_TRIGGER); parentDivElement.appendChild(headerTriggerElement); this.element.removeChild(headerTriggerElementTemplate); return parentDivElement; } initPanelWithSelect_() { const triggerElement = this.initPcHeaderTriggerElement(); const dropdown = this.createDropdown_(); const panelElement = self.document.createElement('div'); panelElement.classList.add('market-panel'); this.initSelect_(panelElement, {shouldRenderSelectTitle: true}); dropdown.appendChild(panelElement); this.bindDropdownOpenClickEvent_(triggerElement, dropdown); this.element.appendChild(triggerElement); this.element.insertBefore(dropdown, triggerElement); } initSingleSelectDropdown_() { const triggerElement = this.initPcHeaderTriggerElement(); let dropdown; if (this.useCountrySelect_) { dropdown = this.renderDropdownListWithClickEvent_({ triggerElement, subTitleRole: MARKET_PC_HEADER_COUNTRY_SELECT_SUB_TITLE, dataList: this.marketCountryList.map(this.mapCountryRenderData_), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_COUNTRY_SELECT ), defaultValue: this.getDefaultCountryValue_(), itemHandler: this.handleCountrySelectChange_.bind(this), }); } else if (this.useLanguageSelect_) { dropdown = this.renderDropdownListWithClickEvent_({ triggerElement, subTitleRole: MARKET_PC_HEADER_LANGUAGE_SELECT_SUB_TITLE, dataList: this.marketLanguages.map(this.mapLanguageRenderData_), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_LANGUAGE_SELECT ), defaultValue: this.getDefaultLanguageValue_(), itemHandler: this.handleLanguageSelectChange_.bind(this), }); } if (dropdown) { this.bindDropdownOpenClickEvent_(triggerElement, dropdown); this.element.appendChild(triggerElement); this.element.appendChild(dropdown); } } initEntry_() { if (this.blockSectionPosition_ === SECTION_TYPE_HEADER) { if (this.isSingleSelectMode_) { this.initSingleSelectDropdown_(); } else if (this.useCountrySelect_ && this.useLanguageSelect_) { this.initPanelWithSelect_(); } } this.initSelect_(this.element); } async initData_() { const promises = []; if (this.useCountrySelect_ || this.useModal_) { promises.push(this.getCountryList_(), this.getIpMatchingMarket_()); } if (this.useLanguageSelect_) { promises.push(this.getMarketLanguages_(this.global.market.market_id)); } return Promise.all(promises).then((results) => { const ipMatchingMarket = results.find((result) => result.hasOwnProperty('matching_station') ); const marketCountryList = results.find((result) => result.hasOwnProperty('data') ); if (ipMatchingMarket && marketCountryList) { this.ipMatchingMarket = ipMatchingMarket?.matching_station?.find?.( (item) => item.type === 'multiple_market' ) || { img: marketCountryList.length ? marketCountryList?.[0]?.detail && marketCountryList[0].detail?.flag : '', }; } }); } initModal_() { if ( this.isEditMode || !this.ipMatchingMarket?.market_id || !this.useModal_ || this.hasCookie_(COOKIE_TIPS_NAME) || this.win[MARKET_MODAL_LOADED] ) { return; } this.win[MARKET_MODAL_LOADED] = true; const redirectParam = new URLSearchParams(this.win.location.search).get( URL_REDIRECT ); if (redirectParam) { this.initModalEntry_(MARKET_GATEWAY_REDIRECT_MODAL); } else if ( this.ipMatchingMarket.market_id !== this.global?.market?.market_id ) { this.initModalEntry_(MARKET_MODAL); } } async init_() { await this.initSettings_(); await this.initData_(); this.initEntry_(); this.initModal_(); } getDefaultCountryValue_() { return this.getCookie_(MARKET_COUNTRY_COOKIE) || this.marketCountryList[0]?.country_code; } mapCountryRenderData_(country) { return { flag: country?.detail?.flag || '', value: country?.country_code, currency: country?.currency, currencySymbol: country?.symbol?.val || '', url: country?.url, }; } handleCountrySelectChange_(selectedData) { this.setCookie_(MARKET_COUNTRY_COOKIE, selectedData.value); this.handleChangeURL_(selectedData.url); } getDefaultLanguageValue_() { return this.marketLanguages?.find?.( (lang) => lang.code === this.global?.market?.market_lang )?.name; } mapLanguageRenderData_(language) { return { value: language.name, url: language.url, }; } handleLanguageSelectChange_(selectedData) { this.handleChangeURL_(selectedData.url); } renderTemplateElement_(parent, role, value) { const elements = SPZCore.Dom.scopedQuerySelectorAll( parent, `[role="${role}"]` ); elements.forEach((element) => { if (element && value) { element.innerHTML = value; } }); } renderTemplateImg_(parent, role, options) { const flagElement = SPZCore.Dom.scopedQuerySelector( parent, `[role="${role}"]` ); if (flagElement && options?.src && options?.height && options?.width) { const spzImg = self.document.createElement('ljs-img'); spzImg.setAttribute('src', options.src); spzImg.setAttribute('layout', 'responsive'); spzImg.setAttribute('width', options.width); spzImg.setAttribute('height', options.height); flagElement.appendChild(spzImg); } } handleChangeURL_(url) { if (!!url) { let {origin, pathname, search} = this.win.location; pathname = pathname.replace(SITE, url != '/' ? url : ''); this.win.location.href = `${origin}${pathname}${search}`; } else { this.win.location.reload(true); } } initModalEntry_(role) { const marketModalTemplate = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${role}"]` ); if (marketModalTemplate) { const tempParentNode = self.document.createElement('div'); const clonedTemplate = self.document.importNode( marketModalTemplate.content, true ); tempParentNode.appendChild(clonedTemplate); this.renderTemplateImg_(tempParentNode, MARKET_MODAL_FLAG, { src: this.ipMatchingMarket?.img, width: '80', height: '80', }); this.renderTemplateElement_( tempParentNode, MARKET_MODAL_COUNTRY_CODE, this.ipMatchingMarket?.name ); this.renderTemplateElement_( tempParentNode, MARKET_MODAL_CURRENCY_SYMBOL, this.ipMatchingMarket?.currency_with_symbol ); const lightbox = self.document.createElement('ljs-lightbox'); lightbox.setAttribute('layout', 'nodisplay'); lightbox.appendChild(tempParentNode.firstElementChild); self.document.body.appendChild(lightbox); SPZ.whenApiDefined(lightbox).then((apis) => { SPZCore.Dom.scopedQuerySelectorAll( lightbox, `[role="${MARKET_MODAL_CLOSE}"]` ).forEach((ele) => { ele.addEventListener('click', () => { this.setCookie_(COOKIE_TIPS_NAME, 1, COOKIE_TIPS_EXPIRES); apis.close(); }); }); const marketModalConfirmElement = SPZCore.Dom.scopedQuerySelector( lightbox, `[role="${MARKET_MODAL_CONFIRM}"]` ); if (marketModalConfirmElement && this.ipMatchingMarket?.url) { marketModalConfirmElement.addEventListener('click', () => { this.setCookie_(COOKIE_TIPS_NAME, 1, COOKIE_TIPS_EXPIRES); this.setCookie_(MARKET_COUNTRY_COOKIE, this.ipMatchingMarket?.name); this.handleChangeURL_(this.ipMatchingMarket?.url); }); } const marketModalReselectElement = SPZCore.Dom.scopedQuerySelector( lightbox, `[role="${MARKET_MODAL_RESELECT}"]` ); if (marketModalReselectElement) { marketModalReselectElement.addEventListener('click', () => { this.setCookie_(COOKIE_TIPS_NAME, 1, COOKIE_TIPS_EXPIRES); const marketReselectTemplate = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${MARKET_RESELECT_MODAL}"]` ); if (marketReselectTemplate && lightbox.firstElementChild) { const clonedTemplate = self.document.importNode( marketReselectTemplate.content, true ); const selectParent = SPZCore.Dom.scopedQuerySelector( clonedTemplate, `[role="${MARKET_MODAL_RESELECT_COUNTRY_SELECT}"]` ); if (selectParent) { this.createSelect_({ parent: selectParent, defaultValue: this.getDefaultCountryValue_(), dataList: this.marketCountryList.map( this.mapCountryRenderData_ ), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_COUNTRY_SELECT ), itemHandler: this.handleCountrySelectChange_.bind(this), }); } lightbox.replaceChild(clonedTemplate, lightbox.firstElementChild); SPZCore.Dom.scopedQuerySelectorAll( lightbox, `[role="${MARKET_MODAL_CLOSE}"]` ).forEach((ele) => { ele.addEventListener('click', () => { this.setCookie_(COOKIE_TIPS_NAME, 1, COOKIE_TIPS_EXPIRES); apis.close(); }); }); } }); } apis.open(); }); } } async getMarketThemeSettings_() { return this.xhr_.fetchJson(MARKET_THEME_SETTINGS).then((res) => { this.useCountrySelect_ = !!res.country_selector_enabled; this.useLanguageSelect_ = !!res.language_selector_enabled && this.global?.market?.market_id; this.useModal_ = !!res.redirect_pop_enabled; return res; }); } async getCountryList_() { return this.xhr_.fetchJson(MARKET_COUNTRIES).then((res) => { this.marketCountryList = res.data.length ? res.data : []; return res; }); } async getIpMatchingMarket_() { return this.xhr_.fetchJson(IP_MATCHING_MARKET, { method: 'POST', body: { stations: [], }, }); } async getMarketLanguages_(marketId) { return this.xhr_ .fetchJson(MARKET_LANGUAGES.replace(/:id/gim, marketId)) .then((res) => { this.marketLanguages = res?.languages?.length ? res.languages : []; return res; }); } hasCookie_(name) { const m = self.document.cookie .split(';') .filter((pair) => pair.trim().startsWith(name + '=')); return !!(m && m[0]); } getCookie_(name) { const m = self.document.cookie .split(';') .filter((pair) => pair.trim().startsWith(name + '=')); return m && m[0] ? m[0].split('=')[1] : null; } setCookie_(name, value, expires) { const expiresDate = new Date(Date.now() + expires).toGMTString(); self.document.cookie = `${name}=${encodeURIComponent( value )};expires=${expiresDate};path=/`; } } SPZ.defineElement('spz-custom-market', SpzCustomMarket);

const SITE = (window.C_SETTINGS || window[atob('U0hPUExBWlpB')])?.routes?.root || ''; const MARKET_THEME_SETTINGS = `${SITE}/api/markets/theme_setting`; const MARKET_COUNTRIES = `${SITE}/api/markets/countries`; const IP_MATCHING_MARKET = `${SITE}/api/front/station`; const MARKET_LANGUAGES = `${SITE}/api/markets/:id/active_languages`; const URL_REDIRECT = '_market_redirected'; const COOKIE_TIPS_NAME = 'market_no_tips'; const COOKIE_TIPS_EXPIRES = 1000 * 60 * 60 * 24 * 14; const MARKET_COUNTRY_COOKIE = '_shoplazza_market_country'; const MARKET_MODAL_LOADED = '__market_modal_loaded__'; const PROPERTY_SELECTED = 'selected'; const MARKET_PC_HEADER_TRIGGER = 'market-pc-header-trigger'; const MARKET_PC_HEADER_COUNTRY_SELECT_TITLE = 'market-pc-header-country-select-title'; const MARKET_PC_HEADER_LANGUAGE_SELECT_TITLE = 'market-pc-header-language-select-title'; const MARKET_PC_HEADER_LANGUAGE_SELECT_SUB_TITLE = 'market-pc-header-language-select-sub-title'; const MARKET_PC_HEADER_COUNTRY_SELECT_SUB_TITLE = 'market-pc-header-country-select-sub-title'; const MARKET_FLAG = 'market-flag'; const MARKET_SELECT_VALUE = 'market-select-value'; const MARKET_CURRENCY = 'market-currency'; const MARKET_CURRENCY_SYMBOL = 'market-currency-symbol'; const MARKET_SELECT_ITEM = 'market-select-item'; const MARKET_SELECT_ITEM_ID = 'market-select-item-id'; const MARKET_SELECT_LIST = 'market-select-list'; const MARKET_LANGUAGE_SELECT = 'market-language-select'; const MARKET_COUNTRY_SELECT = 'market-country-select'; const MARKET_MODAL = 'market-modal'; const MARKET_GATEWAY_REDIRECT_MODAL = 'market-gateway-redirect-modal'; const MARKET_RESELECT_MODAL = 'market-reselect-modal'; const MARKET_MODAL_FLAG = 'market-modal-flag'; const MARKET_MODAL_COUNTRY_CODE = 'market-modal-country-code'; const MARKET_MODAL_CURRENCY_SYMBOL = 'market-modal-currency-symbol'; const MARKET_MODAL_CLOSE = 'market-modal-close'; const MARKET_MODAL_CONFIRM = 'market-modal-confirm'; const MARKET_MODAL_RESELECT = 'market-modal-reselect'; const MARKET_MODAL_RESELECT_COUNTRY_SELECT = 'market-modal-reselect-country-select'; const DATA_SECTION_TYPE = 'data-section-type'; const SECTION_TYPE_HEADER = 'header'; const SECTION_TYPE_FOOTER = 'footer'; class SpzCustomMarket extends SPZ.BaseElement { constructor(element) { super(element); this.global = null; this.useCountrySelect_ = false; this.useLanguageSelect_ = false; this.useModal_ = false; this.isSingleSelectMode_ = false; this.blockSectionPosition_ = ''; this.isEditMode = false; this.ipMatchingMarket = null; this.marketCountryList = []; this.marketLanguages = []; this.toast = null; } static deferredMount() { return false; } isLayoutSupported(layout) { return layout == SPZCore.Layout.LOGIC; } buildCallback() { console.debug('Geolocation'); this.xhr_ = SPZServices.xhrFor(this.win); const platform = SPZServices.platformFor(this.win); this.isIOS_ = platform.isIos(); this.action_ = SPZServices.actionServiceForDoc(this.element); this.global = this.win.C_SETTINGS || this.win[atob('U0hPUExBWlpB')]; this.isEditMode = new URLSearchParams(this.win.location.search).get('preview_theme_id') && new URLSearchParams(this.win.location.search).get('oseid'); this.init_(); } showToast_(content) { if (!this.toast) { this.toast = self.document.createElement('ljs-toast'); this.toast.setAttribute('layout', 'nodisplay'); this.toast.setAttribute('hidden', ''); this.toast.setAttribute('duration', '2000'); this.element.appendChild(this.toast); } SPZ.whenApiDefined(this.toast).then((apis) => { apis.showToast(content); }); } triggerEvent_(name, data) { const event = SPZUtils.Event.create(this.win, `${TAG}.${name}`, data); this.action_.trigger(this.element, name, event); } findBlockSectionPosition() { let current = this.element; while (current) { const dataSectionType = current.getAttribute(DATA_SECTION_TYPE); if ( dataSectionType === SECTION_TYPE_HEADER || dataSectionType === SECTION_TYPE_FOOTER ) { return dataSectionType; } current = current.parentElement; } return ''; } async initSettings_() { await this.getMarketThemeSettings_(); if (this.useCountrySelect_) { this.element.setAttribute('use-country-select', true); } if (this.useLanguageSelect_) { this.element.setAttribute('use-language-select', true); } if (this.useModal_) { this.element.setAttribute('use-modal', true); } if ( (this.useCountrySelect_ && !this.useLanguageSelect_) || (!this.useCountrySelect_ && this.useLanguageSelect_) ) { this.isSingleSelectMode_ = true; } this.blockSectionPosition_ = this.findBlockSectionPosition(); this.isPCLayout_ = this.win.matchMedia('(min-width: 960px)').matches; } renderMarketSelectTemplateNode_(clonedTemplate, data) { this.renderTemplateImg_(clonedTemplate, MARKET_FLAG, { src: data?.flag, width: '24', height: '24', }); this.renderTemplateElement_( clonedTemplate, MARKET_SELECT_VALUE, data.value ); this.renderTemplateElement_( clonedTemplate, MARKET_CURRENCY, data?.currency ); this.renderTemplateElement_( clonedTemplate, MARKET_CURRENCY_SYMBOL, data?.currencySymbol ); } bindDropdownOpenClickEvent_(triggerElement, dropdown) { if (!triggerElement) return; const triggerOpen = () => { SPZ.whenApiDefined(dropdown).then((apis) => { if (!dropdown.hasAttribute('open')) { apis.open(triggerElement); } }); }; if (this.isIOS_) { triggerElement.addEventListener('touchstart', triggerOpen); } else { triggerElement.addEventListener('click', triggerOpen); } } createDropdown_() { const dropdown = self.document.createElement('ljs-dropdown'); dropdown.setAttribute('layout', 'nodisplay'); if (this.blockSectionPosition_ === 'header') { dropdown.setAttribute('overlay-style', 'top: 4px;'); dropdown.setAttribute('placement', 'bottomRight'); } else if (this.blockSectionPosition_ === 'footer') { dropdown.setAttribute('overlay-style', 'top: -4px;'); dropdown.setAttribute('placement', 'top'); } return dropdown; } createDropdownIcon_() { const svgElement = document.createElementNS("http://www.w3.org/2000/svg", "svg"); svgElement.setAttribute("class", "market-rotate-180"); svgElement.setAttribute("width", "16"); svgElement.setAttribute("height", "16"); const path1 = document.createElementNS("http://www.w3.org/2000/svg", "path"); path1.setAttribute("d", "M7.47 5.172a.75.75 0 0 1 1.06 0l4.596 4.596a.75.75 0 1 1-1.06 1.06L7.468 6.232a.75.75 0 0 1 0-1.06Z"); path1.setAttribute("fill", "currentColor"); const path2 = document.createElementNS("http://www.w3.org/2000/svg", "path"); path2.setAttribute("d", "M8.533 5.172a.75.75 0 0 1 0 1.06l-4.596 4.596a.75.75 0 1 1-1.061-1.06l4.596-4.596a.75.75 0 0 1 1.06 0Z"); path2.setAttribute("fill", "currentColor"); svgElement.appendChild(path1); svgElement.appendChild(path2); return svgElement; } renderDropdownListWithClickEvent_({ triggerElement, dataList, subTitleRole, listElementWithTemplate, defaultValue, itemHandler, shouldUpdateSelectedItem = false, }) { const dropdown = this.createDropdown_(); const itemTemplate = SPZCore.Dom.scopedQuerySelector( listElementWithTemplate, 'template' ); const clonedItemTemplate = itemTemplate.cloneNode(true); const fragment = self.document.createDocumentFragment(); dataList.forEach((data) => { const tempParentNode = self.document.createElement('div'); const clonedTemplate = self.document.importNode( clonedItemTemplate.content, true ); tempParentNode.appendChild(clonedTemplate); tempParentNode.firstElementChild.classList.add( 'market-select-item' ); this.renderMarketSelectTemplateNode_(tempParentNode, data); const selectItemElement = SPZCore.Dom.scopedQuerySelector( tempParentNode, `[role="${MARKET_SELECT_ITEM}"]` ); if (!selectItemElement) { return; } if (defaultValue === data.value) { if (shouldUpdateSelectedItem) { const clonedSelectItemElement = selectItemElement.cloneNode(true); triggerElement.replaceChild( clonedSelectItemElement, triggerElement.firstElementChild ); } selectItemElement.setAttribute(PROPERTY_SELECTED, ''); } selectItemElement.setAttribute(MARKET_SELECT_ITEM_ID, data.value); fragment.appendChild(tempParentNode.firstElementChild); }); let value = defaultValue; listElementWithTemplate.addEventListener( 'click', (e) => { if (this.isEditMode) { this.showToast_('编辑器下不支持切换国家'); SPZ.whenApiDefined(dropdown).then((apis) => { apis.close(); }); return; } let targetElement = e.target; while (targetElement) { if ( !targetElement || targetElement.getAttribute(MARKET_SELECT_ITEM_ID) ) { break; } targetElement = targetElement.parentNode; } if ( !targetElement || !targetElement.hasAttribute(MARKET_SELECT_ITEM_ID) ) { return; } const selectValue = targetElement.getAttribute(MARKET_SELECT_ITEM_ID); if (value === selectValue) { SPZ.whenApiDefined(dropdown).then((apis) => { apis.close(); }); return; } const selectedData = dataList.find((c) => c.value === selectValue); if (shouldUpdateSelectedItem) { const tempParentNode = self.document.createElement('div'); const clonedTemplate = self.document.importNode( clonedItemTemplate.content, true ); tempParentNode.appendChild(clonedTemplate); this.renderMarketSelectTemplateNode_(tempParentNode, selectedData); tempParentNode.firstElementChild.classList.add( 'market-select-item' ); triggerElement.replaceChild( tempParentNode.firstElementChild, triggerElement.firstElementChild ); } value = selectValue; itemHandler?.(selectedData); SPZ.whenApiDefined(dropdown).then((apis) => { apis.close(); }); }, false ); listElementWithTemplate.removeChild(itemTemplate); listElementWithTemplate.appendChild(fragment); listElementWithTemplate.classList.add('market-select-list'); dropdown.appendChild(listElementWithTemplate); if (subTitleRole) { this.renderSelectTitle_(dropdown, subTitleRole); } return dropdown; } createSelect_({ parent, defaultValue, dataList, listElementWithTemplate, itemHandler, titleRole, }) { const triggerElement = self.document.createElement('div'); triggerElement.classList.add('market-select'); const displayElement = self.document.createElement('div'); triggerElement.appendChild(displayElement); triggerElement.appendChild(this.createDropdownIcon_()); const dropdown = this.renderDropdownListWithClickEvent_({ triggerElement, dataList, listElementWithTemplate, defaultValue, itemHandler, shouldUpdateSelectedItem: true, }); this.bindDropdownOpenClickEvent_(triggerElement, dropdown); const dropdownContainer = self.document.createElement('div'); dropdownContainer.appendChild(triggerElement); dropdownContainer.appendChild(dropdown); dropdownContainer.classList.add('market-select-container'); this.renderSelectTitle_(dropdownContainer, titleRole); parent.appendChild(dropdownContainer); } getListElementWithTemplate_(role) { const template = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${role}"]` ); if (template) { const clonedTemplate = template.cloneNode(true); const tempParent = self.document.createElement("div"); tempParent.appendChild(clonedTemplate.content); const listElementWithTemplate = SPZCore.Dom.scopedQuerySelector( tempParent, `[role="${MARKET_SELECT_LIST}"]` ); return listElementWithTemplate; } return null; } renderSelectTitle_(parent, role) { if (!parent || !role) { return; } const template = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${role}"]` ); const content = self.document.importNode(template.content, true); parent.insertBefore(content, parent.firstElementChild); parent.firstElementChild.classList.add( role.includes('sub') ? 'market-pc-header-select-sub-title' : 'market-pc-header-select-title' ); } initSelect_(rootNode, options) { const parent = rootNode || this.element; if (this.useCountrySelect_) { this.createSelect_({ parent, titleRole: options?.shouldRenderSelectTitle ? MARKET_PC_HEADER_COUNTRY_SELECT_TITLE : undefined, defaultValue: this.getDefaultCountryValue_(), dataList: this.marketCountryList.map(this.mapCountryRenderData_), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_COUNTRY_SELECT ), itemHandler: this.handleCountrySelectChange_.bind(this), }); } if (this.useLanguageSelect_) { this.createSelect_({ parent, titleRole: options?.shouldRenderSelectTitle ? MARKET_PC_HEADER_LANGUAGE_SELECT_TITLE : undefined, defaultValue: this.getDefaultLanguageValue_(), dataList: this.marketLanguages.map(this.mapLanguageRenderData_), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_LANGUAGE_SELECT ), itemHandler: this.handleLanguageSelectChange_.bind(this), }); } } initPcHeaderTriggerElement() { const headerTriggerElementTemplate = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${MARKET_PC_HEADER_TRIGGER}"]` ); const headerTriggerElement = self.document.importNode( headerTriggerElementTemplate.content, true ); const parentDivElement = self.document.createElement('div'); parentDivElement.setAttribute('role', MARKET_PC_HEADER_TRIGGER); parentDivElement.appendChild(headerTriggerElement); this.element.removeChild(headerTriggerElementTemplate); return parentDivElement; } initPanelWithSelect_() { const triggerElement = this.initPcHeaderTriggerElement(); const dropdown = this.createDropdown_(); const panelElement = self.document.createElement('div'); panelElement.classList.add('market-panel'); this.initSelect_(panelElement, {shouldRenderSelectTitle: true}); dropdown.appendChild(panelElement); this.bindDropdownOpenClickEvent_(triggerElement, dropdown); this.element.appendChild(triggerElement); this.element.insertBefore(dropdown, triggerElement); } initSingleSelectDropdown_() { const triggerElement = this.initPcHeaderTriggerElement(); let dropdown; if (this.useCountrySelect_) { dropdown = this.renderDropdownListWithClickEvent_({ triggerElement, subTitleRole: MARKET_PC_HEADER_COUNTRY_SELECT_SUB_TITLE, dataList: this.marketCountryList.map(this.mapCountryRenderData_), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_COUNTRY_SELECT ), defaultValue: this.getDefaultCountryValue_(), itemHandler: this.handleCountrySelectChange_.bind(this), }); } else if (this.useLanguageSelect_) { dropdown = this.renderDropdownListWithClickEvent_({ triggerElement, subTitleRole: MARKET_PC_HEADER_LANGUAGE_SELECT_SUB_TITLE, dataList: this.marketLanguages.map(this.mapLanguageRenderData_), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_LANGUAGE_SELECT ), defaultValue: this.getDefaultLanguageValue_(), itemHandler: this.handleLanguageSelectChange_.bind(this), }); } if (dropdown) { this.bindDropdownOpenClickEvent_(triggerElement, dropdown); this.element.appendChild(triggerElement); this.element.appendChild(dropdown); } } initEntry_() { if (this.blockSectionPosition_ === SECTION_TYPE_HEADER) { if (this.isSingleSelectMode_) { this.initSingleSelectDropdown_(); } else if (this.useCountrySelect_ && this.useLanguageSelect_) { this.initPanelWithSelect_(); } } this.initSelect_(this.element); } async initData_() { const promises = []; if (this.useCountrySelect_ || this.useModal_) { promises.push(this.getCountryList_(), this.getIpMatchingMarket_()); } if (this.useLanguageSelect_) { promises.push(this.getMarketLanguages_(this.global.market.market_id)); } return Promise.all(promises).then((results) => { const ipMatchingMarket = results.find((result) => result.hasOwnProperty('matching_station') ); const marketCountryList = results.find((result) => result.hasOwnProperty('data') ); if (ipMatchingMarket && marketCountryList) { this.ipMatchingMarket = ipMatchingMarket?.matching_station?.find?.( (item) => item.type === 'multiple_market' ) || { img: marketCountryList.length ? marketCountryList?.[0]?.detail && marketCountryList[0].detail?.flag : '', }; } }); } initModal_() { if ( this.isEditMode || !this.ipMatchingMarket?.market_id || !this.useModal_ || this.hasCookie_(COOKIE_TIPS_NAME) || this.win[MARKET_MODAL_LOADED] ) { return; } this.win[MARKET_MODAL_LOADED] = true; const redirectParam = new URLSearchParams(this.win.location.search).get( URL_REDIRECT ); if (redirectParam) { this.initModalEntry_(MARKET_GATEWAY_REDIRECT_MODAL); } else if ( this.ipMatchingMarket.market_id !== this.global?.market?.market_id ) { this.initModalEntry_(MARKET_MODAL); } } async init_() { await this.initSettings_(); await this.initData_(); this.initEntry_(); this.initModal_(); } getDefaultCountryValue_() { return this.getCookie_(MARKET_COUNTRY_COOKIE) || this.marketCountryList[0]?.country_code; } mapCountryRenderData_(country) { return { flag: country?.detail?.flag || '', value: country?.country_code, currency: country?.currency, currencySymbol: country?.symbol?.val || '', url: country?.url, }; } handleCountrySelectChange_(selectedData) { this.setCookie_(MARKET_COUNTRY_COOKIE, selectedData.value); this.handleChangeURL_(selectedData.url); } getDefaultLanguageValue_() { return this.marketLanguages?.find?.( (lang) => lang.code === this.global?.market?.market_lang )?.name; } mapLanguageRenderData_(language) { return { value: language.name, url: language.url, }; } handleLanguageSelectChange_(selectedData) { this.handleChangeURL_(selectedData.url); } renderTemplateElement_(parent, role, value) { const elements = SPZCore.Dom.scopedQuerySelectorAll( parent, `[role="${role}"]` ); elements.forEach((element) => { if (element && value) { element.innerHTML = value; } }); } renderTemplateImg_(parent, role, options) { const flagElement = SPZCore.Dom.scopedQuerySelector( parent, `[role="${role}"]` ); if (flagElement && options?.src && options?.height && options?.width) { const spzImg = self.document.createElement('ljs-img'); spzImg.setAttribute('src', options.src); spzImg.setAttribute('layout', 'responsive'); spzImg.setAttribute('width', options.width); spzImg.setAttribute('height', options.height); flagElement.appendChild(spzImg); } } handleChangeURL_(url) { if (!!url) { let {origin, pathname, search} = this.win.location; pathname = pathname.replace(SITE, url != '/' ? url : ''); this.win.location.href = `${origin}${pathname}${search}`; } else { this.win.location.reload(true); } } initModalEntry_(role) { const marketModalTemplate = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${role}"]` ); if (marketModalTemplate) { const tempParentNode = self.document.createElement('div'); const clonedTemplate = self.document.importNode( marketModalTemplate.content, true ); tempParentNode.appendChild(clonedTemplate); this.renderTemplateImg_(tempParentNode, MARKET_MODAL_FLAG, { src: this.ipMatchingMarket?.img, width: '80', height: '80', }); this.renderTemplateElement_( tempParentNode, MARKET_MODAL_COUNTRY_CODE, this.ipMatchingMarket?.name ); this.renderTemplateElement_( tempParentNode, MARKET_MODAL_CURRENCY_SYMBOL, this.ipMatchingMarket?.currency_with_symbol ); const lightbox = self.document.createElement('ljs-lightbox'); lightbox.setAttribute('layout', 'nodisplay'); lightbox.appendChild(tempParentNode.firstElementChild); self.document.body.appendChild(lightbox); SPZ.whenApiDefined(lightbox).then((apis) => { SPZCore.Dom.scopedQuerySelectorAll( lightbox, `[role="${MARKET_MODAL_CLOSE}"]` ).forEach((ele) => { ele.addEventListener('click', () => { this.setCookie_(COOKIE_TIPS_NAME, 1, COOKIE_TIPS_EXPIRES); apis.close(); }); }); const marketModalConfirmElement = SPZCore.Dom.scopedQuerySelector( lightbox, `[role="${MARKET_MODAL_CONFIRM}"]` ); if (marketModalConfirmElement && this.ipMatchingMarket?.url) { marketModalConfirmElement.addEventListener('click', () => { this.setCookie_(COOKIE_TIPS_NAME, 1, COOKIE_TIPS_EXPIRES); this.setCookie_(MARKET_COUNTRY_COOKIE, this.ipMatchingMarket?.name); this.handleChangeURL_(this.ipMatchingMarket?.url); }); } const marketModalReselectElement = SPZCore.Dom.scopedQuerySelector( lightbox, `[role="${MARKET_MODAL_RESELECT}"]` ); if (marketModalReselectElement) { marketModalReselectElement.addEventListener('click', () => { this.setCookie_(COOKIE_TIPS_NAME, 1, COOKIE_TIPS_EXPIRES); const marketReselectTemplate = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${MARKET_RESELECT_MODAL}"]` ); if (marketReselectTemplate && lightbox.firstElementChild) { const clonedTemplate = self.document.importNode( marketReselectTemplate.content, true ); const selectParent = SPZCore.Dom.scopedQuerySelector( clonedTemplate, `[role="${MARKET_MODAL_RESELECT_COUNTRY_SELECT}"]` ); if (selectParent) { this.createSelect_({ parent: selectParent, defaultValue: this.getDefaultCountryValue_(), dataList: this.marketCountryList.map( this.mapCountryRenderData_ ), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_COUNTRY_SELECT ), itemHandler: this.handleCountrySelectChange_.bind(this), }); } lightbox.replaceChild(clonedTemplate, lightbox.firstElementChild); SPZCore.Dom.scopedQuerySelectorAll( lightbox, `[role="${MARKET_MODAL_CLOSE}"]` ).forEach((ele) => { ele.addEventListener('click', () => { this.setCookie_(COOKIE_TIPS_NAME, 1, COOKIE_TIPS_EXPIRES); apis.close(); }); }); } }); } apis.open(); }); } } async getMarketThemeSettings_() { return this.xhr_.fetchJson(MARKET_THEME_SETTINGS).then((res) => { this.useCountrySelect_ = !!res.country_selector_enabled; this.useLanguageSelect_ = !!res.language_selector_enabled && this.global?.market?.market_id; this.useModal_ = !!res.redirect_pop_enabled; return res; }); } async getCountryList_() { return this.xhr_.fetchJson(MARKET_COUNTRIES).then((res) => { this.marketCountryList = res.data.length ? res.data : []; return res; }); } async getIpMatchingMarket_() { return this.xhr_.fetchJson(IP_MATCHING_MARKET, { method: 'POST', body: { stations: [], }, }); } async getMarketLanguages_(marketId) { return this.xhr_ .fetchJson(MARKET_LANGUAGES.replace(/:id/gim, marketId)) .then((res) => { this.marketLanguages = res?.languages?.length ? res.languages : []; return res; }); } hasCookie_(name) { const m = self.document.cookie .split(';') .filter((pair) => pair.trim().startsWith(name + '=')); return !!(m && m[0]); } getCookie_(name) { const m = self.document.cookie .split(';') .filter((pair) => pair.trim().startsWith(name + '=')); return m && m[0] ? m[0].split('=')[1] : null; } setCookie_(name, value, expires) { const expiresDate = new Date(Date.now() + expires).toGMTString(); self.document.cookie = `${name}=${encodeURIComponent( value )};expires=${expiresDate};path=/`; } } SPZ.defineElement('spz-custom-market', SpzCustomMarket);

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const SITE = (window.C_SETTINGS || window[atob('U0hPUExBWlpB')])?.routes?.root || ''; const MARKET_THEME_SETTINGS = `${SITE}/api/markets/theme_setting`; const MARKET_COUNTRIES = `${SITE}/api/markets/countries`; const IP_MATCHING_MARKET = `${SITE}/api/front/station`; const MARKET_LANGUAGES = `${SITE}/api/markets/:id/active_languages`; const URL_REDIRECT = '_market_redirected'; const COOKIE_TIPS_NAME = 'market_no_tips'; const COOKIE_TIPS_EXPIRES = 1000 * 60 * 60 * 24 * 14; const MARKET_COUNTRY_COOKIE = '_shoplazza_market_country'; const MARKET_MODAL_LOADED = '__market_modal_loaded__'; const PROPERTY_SELECTED = 'selected'; const MARKET_PC_HEADER_TRIGGER = 'market-pc-header-trigger'; const MARKET_PC_HEADER_COUNTRY_SELECT_TITLE = 'market-pc-header-country-select-title'; const MARKET_PC_HEADER_LANGUAGE_SELECT_TITLE = 'market-pc-header-language-select-title'; const MARKET_PC_HEADER_LANGUAGE_SELECT_SUB_TITLE = 'market-pc-header-language-select-sub-title'; const MARKET_PC_HEADER_COUNTRY_SELECT_SUB_TITLE = 'market-pc-header-country-select-sub-title'; const MARKET_FLAG = 'market-flag'; const MARKET_SELECT_VALUE = 'market-select-value'; const MARKET_CURRENCY = 'market-currency'; const MARKET_CURRENCY_SYMBOL = 'market-currency-symbol'; const MARKET_SELECT_ITEM = 'market-select-item'; const MARKET_SELECT_ITEM_ID = 'market-select-item-id'; const MARKET_SELECT_LIST = 'market-select-list'; const MARKET_LANGUAGE_SELECT = 'market-language-select'; const MARKET_COUNTRY_SELECT = 'market-country-select'; const MARKET_MODAL = 'market-modal'; const MARKET_GATEWAY_REDIRECT_MODAL = 'market-gateway-redirect-modal'; const MARKET_RESELECT_MODAL = 'market-reselect-modal'; const MARKET_MODAL_FLAG = 'market-modal-flag'; const MARKET_MODAL_COUNTRY_CODE = 'market-modal-country-code'; const MARKET_MODAL_CURRENCY_SYMBOL = 'market-modal-currency-symbol'; const MARKET_MODAL_CLOSE = 'market-modal-close'; const MARKET_MODAL_CONFIRM = 'market-modal-confirm'; const MARKET_MODAL_RESELECT = 'market-modal-reselect'; const MARKET_MODAL_RESELECT_COUNTRY_SELECT = 'market-modal-reselect-country-select'; const DATA_SECTION_TYPE = 'data-section-type'; const SECTION_TYPE_HEADER = 'header'; const SECTION_TYPE_FOOTER = 'footer'; class SpzCustomMarket extends SPZ.BaseElement { constructor(element) { super(element); this.global = null; this.useCountrySelect_ = false; this.useLanguageSelect_ = false; this.useModal_ = false; this.isSingleSelectMode_ = false; this.blockSectionPosition_ = ''; this.isEditMode = false; this.ipMatchingMarket = null; this.marketCountryList = []; this.marketLanguages = []; this.toast = null; } static deferredMount() { return false; } isLayoutSupported(layout) { return layout == SPZCore.Layout.LOGIC; } buildCallback() { console.debug('Geolocation'); this.xhr_ = SPZServices.xhrFor(this.win); const platform = SPZServices.platformFor(this.win); this.isIOS_ = platform.isIos(); this.action_ = SPZServices.actionServiceForDoc(this.element); this.global = this.win.C_SETTINGS || this.win[atob('U0hPUExBWlpB')]; this.isEditMode = new URLSearchParams(this.win.location.search).get('preview_theme_id') && new URLSearchParams(this.win.location.search).get('oseid'); this.init_(); } showToast_(content) { if (!this.toast) { this.toast = self.document.createElement('ljs-toast'); this.toast.setAttribute('layout', 'nodisplay'); this.toast.setAttribute('hidden', ''); this.toast.setAttribute('duration', '2000'); this.element.appendChild(this.toast); } SPZ.whenApiDefined(this.toast).then((apis) => { apis.showToast(content); }); } triggerEvent_(name, data) { const event = SPZUtils.Event.create(this.win, `${TAG}.${name}`, data); this.action_.trigger(this.element, name, event); } findBlockSectionPosition() { let current = this.element; while (current) { const dataSectionType = current.getAttribute(DATA_SECTION_TYPE); if ( dataSectionType === SECTION_TYPE_HEADER || dataSectionType === SECTION_TYPE_FOOTER ) { return dataSectionType; } current = current.parentElement; } return ''; } async initSettings_() { await this.getMarketThemeSettings_(); if (this.useCountrySelect_) { this.element.setAttribute('use-country-select', true); } if (this.useLanguageSelect_) { this.element.setAttribute('use-language-select', true); } if (this.useModal_) { this.element.setAttribute('use-modal', true); } if ( (this.useCountrySelect_ && !this.useLanguageSelect_) || (!this.useCountrySelect_ && this.useLanguageSelect_) ) { this.isSingleSelectMode_ = true; } this.blockSectionPosition_ = this.findBlockSectionPosition(); this.isPCLayout_ = this.win.matchMedia('(min-width: 960px)').matches; } renderMarketSelectTemplateNode_(clonedTemplate, data) { this.renderTemplateImg_(clonedTemplate, MARKET_FLAG, { src: data?.flag, width: '24', height: '24', }); this.renderTemplateElement_( clonedTemplate, MARKET_SELECT_VALUE, data.value ); this.renderTemplateElement_( clonedTemplate, MARKET_CURRENCY, data?.currency ); this.renderTemplateElement_( clonedTemplate, MARKET_CURRENCY_SYMBOL, data?.currencySymbol ); } bindDropdownOpenClickEvent_(triggerElement, dropdown) { if (!triggerElement) return; const triggerOpen = () => { SPZ.whenApiDefined(dropdown).then((apis) => { if (!dropdown.hasAttribute('open')) { apis.open(triggerElement); } }); }; if (this.isIOS_) { triggerElement.addEventListener('touchstart', triggerOpen); } else { triggerElement.addEventListener('click', triggerOpen); } } createDropdown_() { const dropdown = self.document.createElement('ljs-dropdown'); dropdown.setAttribute('layout', 'nodisplay'); if (this.blockSectionPosition_ === 'header') { dropdown.setAttribute('overlay-style', 'top: 4px;'); dropdown.setAttribute('placement', 'bottomRight'); } else if (this.blockSectionPosition_ === 'footer') { dropdown.setAttribute('overlay-style', 'top: -4px;'); dropdown.setAttribute('placement', 'top'); } return dropdown; } createDropdownIcon_() { const svgElement = document.createElementNS("http://www.w3.org/2000/svg", "svg"); svgElement.setAttribute("class", "market-rotate-180"); svgElement.setAttribute("width", "16"); svgElement.setAttribute("height", "16"); const path1 = document.createElementNS("http://www.w3.org/2000/svg", "path"); path1.setAttribute("d", "M7.47 5.172a.75.75 0 0 1 1.06 0l4.596 4.596a.75.75 0 1 1-1.06 1.06L7.468 6.232a.75.75 0 0 1 0-1.06Z"); path1.setAttribute("fill", "currentColor"); const path2 = document.createElementNS("http://www.w3.org/2000/svg", "path"); path2.setAttribute("d", "M8.533 5.172a.75.75 0 0 1 0 1.06l-4.596 4.596a.75.75 0 1 1-1.061-1.06l4.596-4.596a.75.75 0 0 1 1.06 0Z"); path2.setAttribute("fill", "currentColor"); svgElement.appendChild(path1); svgElement.appendChild(path2); return svgElement; } renderDropdownListWithClickEvent_({ triggerElement, dataList, subTitleRole, listElementWithTemplate, defaultValue, itemHandler, shouldUpdateSelectedItem = false, }) { const dropdown = this.createDropdown_(); const itemTemplate = SPZCore.Dom.scopedQuerySelector( listElementWithTemplate, 'template' ); const clonedItemTemplate = itemTemplate.cloneNode(true); const fragment = self.document.createDocumentFragment(); dataList.forEach((data) => { const tempParentNode = self.document.createElement('div'); const clonedTemplate = self.document.importNode( clonedItemTemplate.content, true ); tempParentNode.appendChild(clonedTemplate); tempParentNode.firstElementChild.classList.add( 'market-select-item' ); this.renderMarketSelectTemplateNode_(tempParentNode, data); const selectItemElement = SPZCore.Dom.scopedQuerySelector( tempParentNode, `[role="${MARKET_SELECT_ITEM}"]` ); if (!selectItemElement) { return; } if (defaultValue === data.value) { if (shouldUpdateSelectedItem) { const clonedSelectItemElement = selectItemElement.cloneNode(true); triggerElement.replaceChild( clonedSelectItemElement, triggerElement.firstElementChild ); } selectItemElement.setAttribute(PROPERTY_SELECTED, ''); } selectItemElement.setAttribute(MARKET_SELECT_ITEM_ID, data.value); fragment.appendChild(tempParentNode.firstElementChild); }); let value = defaultValue; listElementWithTemplate.addEventListener( 'click', (e) => { if (this.isEditMode) { this.showToast_('编辑器下不支持切换国家'); SPZ.whenApiDefined(dropdown).then((apis) => { apis.close(); }); return; } let targetElement = e.target; while (targetElement) { if ( !targetElement || targetElement.getAttribute(MARKET_SELECT_ITEM_ID) ) { break; } targetElement = targetElement.parentNode; } if ( !targetElement || !targetElement.hasAttribute(MARKET_SELECT_ITEM_ID) ) { return; } const selectValue = targetElement.getAttribute(MARKET_SELECT_ITEM_ID); if (value === selectValue) { SPZ.whenApiDefined(dropdown).then((apis) => { apis.close(); }); return; } const selectedData = dataList.find((c) => c.value === selectValue); if (shouldUpdateSelectedItem) { const tempParentNode = self.document.createElement('div'); const clonedTemplate = self.document.importNode( clonedItemTemplate.content, true ); tempParentNode.appendChild(clonedTemplate); this.renderMarketSelectTemplateNode_(tempParentNode, selectedData); tempParentNode.firstElementChild.classList.add( 'market-select-item' ); triggerElement.replaceChild( tempParentNode.firstElementChild, triggerElement.firstElementChild ); } value = selectValue; itemHandler?.(selectedData); SPZ.whenApiDefined(dropdown).then((apis) => { apis.close(); }); }, false ); listElementWithTemplate.removeChild(itemTemplate); listElementWithTemplate.appendChild(fragment); listElementWithTemplate.classList.add('market-select-list'); dropdown.appendChild(listElementWithTemplate); if (subTitleRole) { this.renderSelectTitle_(dropdown, subTitleRole); } return dropdown; } createSelect_({ parent, defaultValue, dataList, listElementWithTemplate, itemHandler, titleRole, }) { const triggerElement = self.document.createElement('div'); triggerElement.classList.add('market-select'); const displayElement = self.document.createElement('div'); triggerElement.appendChild(displayElement); triggerElement.appendChild(this.createDropdownIcon_()); const dropdown = this.renderDropdownListWithClickEvent_({ triggerElement, dataList, listElementWithTemplate, defaultValue, itemHandler, shouldUpdateSelectedItem: true, }); this.bindDropdownOpenClickEvent_(triggerElement, dropdown); const dropdownContainer = self.document.createElement('div'); dropdownContainer.appendChild(triggerElement); dropdownContainer.appendChild(dropdown); dropdownContainer.classList.add('market-select-container'); this.renderSelectTitle_(dropdownContainer, titleRole); parent.appendChild(dropdownContainer); } getListElementWithTemplate_(role) { const template = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${role}"]` ); if (template) { const clonedTemplate = template.cloneNode(true); const tempParent = self.document.createElement("div"); tempParent.appendChild(clonedTemplate.content); const listElementWithTemplate = SPZCore.Dom.scopedQuerySelector( tempParent, `[role="${MARKET_SELECT_LIST}"]` ); return listElementWithTemplate; } return null; } renderSelectTitle_(parent, role) { if (!parent || !role) { return; } const template = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${role}"]` ); const content = self.document.importNode(template.content, true); parent.insertBefore(content, parent.firstElementChild); parent.firstElementChild.classList.add( role.includes('sub') ? 'market-pc-header-select-sub-title' : 'market-pc-header-select-title' ); } initSelect_(rootNode, options) { const parent = rootNode || this.element; if (this.useCountrySelect_) { this.createSelect_({ parent, titleRole: options?.shouldRenderSelectTitle ? MARKET_PC_HEADER_COUNTRY_SELECT_TITLE : undefined, defaultValue: this.getDefaultCountryValue_(), dataList: this.marketCountryList.map(this.mapCountryRenderData_), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_COUNTRY_SELECT ), itemHandler: this.handleCountrySelectChange_.bind(this), }); } if (this.useLanguageSelect_) { this.createSelect_({ parent, titleRole: options?.shouldRenderSelectTitle ? MARKET_PC_HEADER_LANGUAGE_SELECT_TITLE : undefined, defaultValue: this.getDefaultLanguageValue_(), dataList: this.marketLanguages.map(this.mapLanguageRenderData_), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_LANGUAGE_SELECT ), itemHandler: this.handleLanguageSelectChange_.bind(this), }); } } initPcHeaderTriggerElement() { const headerTriggerElementTemplate = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${MARKET_PC_HEADER_TRIGGER}"]` ); const headerTriggerElement = self.document.importNode( headerTriggerElementTemplate.content, true ); const parentDivElement = self.document.createElement('div'); parentDivElement.setAttribute('role', MARKET_PC_HEADER_TRIGGER); parentDivElement.appendChild(headerTriggerElement); this.element.removeChild(headerTriggerElementTemplate); return parentDivElement; } initPanelWithSelect_() { const triggerElement = this.initPcHeaderTriggerElement(); const dropdown = this.createDropdown_(); const panelElement = self.document.createElement('div'); panelElement.classList.add('market-panel'); this.initSelect_(panelElement, {shouldRenderSelectTitle: true}); dropdown.appendChild(panelElement); this.bindDropdownOpenClickEvent_(triggerElement, dropdown); this.element.appendChild(triggerElement); this.element.insertBefore(dropdown, triggerElement); } initSingleSelectDropdown_() { const triggerElement = this.initPcHeaderTriggerElement(); let dropdown; if (this.useCountrySelect_) { dropdown = this.renderDropdownListWithClickEvent_({ triggerElement, subTitleRole: MARKET_PC_HEADER_COUNTRY_SELECT_SUB_TITLE, dataList: this.marketCountryList.map(this.mapCountryRenderData_), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_COUNTRY_SELECT ), defaultValue: this.getDefaultCountryValue_(), itemHandler: this.handleCountrySelectChange_.bind(this), }); } else if (this.useLanguageSelect_) { dropdown = this.renderDropdownListWithClickEvent_({ triggerElement, subTitleRole: MARKET_PC_HEADER_LANGUAGE_SELECT_SUB_TITLE, dataList: this.marketLanguages.map(this.mapLanguageRenderData_), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_LANGUAGE_SELECT ), defaultValue: this.getDefaultLanguageValue_(), itemHandler: this.handleLanguageSelectChange_.bind(this), }); } if (dropdown) { this.bindDropdownOpenClickEvent_(triggerElement, dropdown); this.element.appendChild(triggerElement); this.element.appendChild(dropdown); } } initEntry_() { if (this.blockSectionPosition_ === SECTION_TYPE_HEADER) { if (this.isSingleSelectMode_) { this.initSingleSelectDropdown_(); } else if (this.useCountrySelect_ && this.useLanguageSelect_) { this.initPanelWithSelect_(); } } this.initSelect_(this.element); } async initData_() { const promises = []; if (this.useCountrySelect_ || this.useModal_) { promises.push(this.getCountryList_(), this.getIpMatchingMarket_()); } if (this.useLanguageSelect_) { promises.push(this.getMarketLanguages_(this.global.market.market_id)); } return Promise.all(promises).then((results) => { const ipMatchingMarket = results.find((result) => result.hasOwnProperty('matching_station') ); const marketCountryList = results.find((result) => result.hasOwnProperty('data') ); if (ipMatchingMarket && marketCountryList) { this.ipMatchingMarket = ipMatchingMarket?.matching_station?.find?.( (item) => item.type === 'multiple_market' ) || { img: marketCountryList.length ? marketCountryList?.[0]?.detail && marketCountryList[0].detail?.flag : '', }; } }); } initModal_() { if ( this.isEditMode || !this.ipMatchingMarket?.market_id || !this.useModal_ || this.hasCookie_(COOKIE_TIPS_NAME) || this.win[MARKET_MODAL_LOADED] ) { return; } this.win[MARKET_MODAL_LOADED] = true; const redirectParam = new URLSearchParams(this.win.location.search).get( URL_REDIRECT ); if (redirectParam) { this.initModalEntry_(MARKET_GATEWAY_REDIRECT_MODAL); } else if ( this.ipMatchingMarket.market_id !== this.global?.market?.market_id ) { this.initModalEntry_(MARKET_MODAL); } } async init_() { await this.initSettings_(); await this.initData_(); this.initEntry_(); this.initModal_(); } getDefaultCountryValue_() { return this.getCookie_(MARKET_COUNTRY_COOKIE) || this.marketCountryList[0]?.country_code; } mapCountryRenderData_(country) { return { flag: country?.detail?.flag || '', value: country?.country_code, currency: country?.currency, currencySymbol: country?.symbol?.val || '', url: country?.url, }; } handleCountrySelectChange_(selectedData) { this.setCookie_(MARKET_COUNTRY_COOKIE, selectedData.value); this.handleChangeURL_(selectedData.url); } getDefaultLanguageValue_() { return this.marketLanguages?.find?.( (lang) => lang.code === this.global?.market?.market_lang )?.name; } mapLanguageRenderData_(language) { return { value: language.name, url: language.url, }; } handleLanguageSelectChange_(selectedData) { this.handleChangeURL_(selectedData.url); } renderTemplateElement_(parent, role, value) { const elements = SPZCore.Dom.scopedQuerySelectorAll( parent, `[role="${role}"]` ); elements.forEach((element) => { if (element && value) { element.innerHTML = value; } }); } renderTemplateImg_(parent, role, options) { const flagElement = SPZCore.Dom.scopedQuerySelector( parent, `[role="${role}"]` ); if (flagElement && options?.src && options?.height && options?.width) { const spzImg = self.document.createElement('ljs-img'); spzImg.setAttribute('src', options.src); spzImg.setAttribute('layout', 'responsive'); spzImg.setAttribute('width', options.width); spzImg.setAttribute('height', options.height); flagElement.appendChild(spzImg); } } handleChangeURL_(url) { if (!!url) { let {origin, pathname, search} = this.win.location; pathname = pathname.replace(SITE, url != '/' ? url : ''); this.win.location.href = `${origin}${pathname}${search}`; } else { this.win.location.reload(true); } } initModalEntry_(role) { const marketModalTemplate = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${role}"]` ); if (marketModalTemplate) { const tempParentNode = self.document.createElement('div'); const clonedTemplate = self.document.importNode( marketModalTemplate.content, true ); tempParentNode.appendChild(clonedTemplate); this.renderTemplateImg_(tempParentNode, MARKET_MODAL_FLAG, { src: this.ipMatchingMarket?.img, width: '80', height: '80', }); this.renderTemplateElement_( tempParentNode, MARKET_MODAL_COUNTRY_CODE, this.ipMatchingMarket?.name ); this.renderTemplateElement_( tempParentNode, MARKET_MODAL_CURRENCY_SYMBOL, this.ipMatchingMarket?.currency_with_symbol ); const lightbox = self.document.createElement('ljs-lightbox'); lightbox.setAttribute('layout', 'nodisplay'); lightbox.appendChild(tempParentNode.firstElementChild); self.document.body.appendChild(lightbox); SPZ.whenApiDefined(lightbox).then((apis) => { SPZCore.Dom.scopedQuerySelectorAll( lightbox, `[role="${MARKET_MODAL_CLOSE}"]` ).forEach((ele) => { ele.addEventListener('click', () => { this.setCookie_(COOKIE_TIPS_NAME, 1, COOKIE_TIPS_EXPIRES); apis.close(); }); }); const marketModalConfirmElement = SPZCore.Dom.scopedQuerySelector( lightbox, `[role="${MARKET_MODAL_CONFIRM}"]` ); if (marketModalConfirmElement && this.ipMatchingMarket?.url) { marketModalConfirmElement.addEventListener('click', () => { this.setCookie_(COOKIE_TIPS_NAME, 1, COOKIE_TIPS_EXPIRES); this.setCookie_(MARKET_COUNTRY_COOKIE, this.ipMatchingMarket?.name); this.handleChangeURL_(this.ipMatchingMarket?.url); }); } const marketModalReselectElement = SPZCore.Dom.scopedQuerySelector( lightbox, `[role="${MARKET_MODAL_RESELECT}"]` ); if (marketModalReselectElement) { marketModalReselectElement.addEventListener('click', () => { this.setCookie_(COOKIE_TIPS_NAME, 1, COOKIE_TIPS_EXPIRES); const marketReselectTemplate = SPZCore.Dom.scopedQuerySelector( this.element, `[role="${MARKET_RESELECT_MODAL}"]` ); if (marketReselectTemplate && lightbox.firstElementChild) { const clonedTemplate = self.document.importNode( marketReselectTemplate.content, true ); const selectParent = SPZCore.Dom.scopedQuerySelector( clonedTemplate, `[role="${MARKET_MODAL_RESELECT_COUNTRY_SELECT}"]` ); if (selectParent) { this.createSelect_({ parent: selectParent, defaultValue: this.getDefaultCountryValue_(), dataList: this.marketCountryList.map( this.mapCountryRenderData_ ), listElementWithTemplate: this.getListElementWithTemplate_( MARKET_COUNTRY_SELECT ), itemHandler: this.handleCountrySelectChange_.bind(this), }); } lightbox.replaceChild(clonedTemplate, lightbox.firstElementChild); SPZCore.Dom.scopedQuerySelectorAll( lightbox, `[role="${MARKET_MODAL_CLOSE}"]` ).forEach((ele) => { ele.addEventListener('click', () => { this.setCookie_(COOKIE_TIPS_NAME, 1, COOKIE_TIPS_EXPIRES); apis.close(); }); }); } }); } apis.open(); }); } } async getMarketThemeSettings_() { return this.xhr_.fetchJson(MARKET_THEME_SETTINGS).then((res) => { this.useCountrySelect_ = !!res.country_selector_enabled; this.useLanguageSelect_ = !!res.language_selector_enabled && this.global?.market?.market_id; this.useModal_ = !!res.redirect_pop_enabled; return res; }); } async getCountryList_() { return this.xhr_.fetchJson(MARKET_COUNTRIES).then((res) => { this.marketCountryList = res.data.length ? res.data : []; return res; }); } async getIpMatchingMarket_() { return this.xhr_.fetchJson(IP_MATCHING_MARKET, { method: 'POST', body: { stations: [], }, }); } async getMarketLanguages_(marketId) { return this.xhr_ .fetchJson(MARKET_LANGUAGES.replace(/:id/gim, marketId)) .then((res) => { this.marketLanguages = res?.languages?.length ? res.languages : []; return res; }); } hasCookie_(name) { const m = self.document.cookie .split(';') .filter((pair) => pair.trim().startsWith(name + '=')); return !!(m && m[0]); } getCookie_(name) { const m = self.document.cookie .split(';') .filter((pair) => pair.trim().startsWith(name + '=')); return m && m[0] ? m[0].split('=')[1] : null; } setCookie_(name, value, expires) { const expiresDate = new Date(Date.now() + expires).toGMTString(); self.document.cookie = `${name}=${encodeURIComponent( value )};expires=${expiresDate};path=/`; } } SPZ.defineElement('spz-custom-market', SpzCustomMarket);

What Does a Reverse Osmosis Filter Do? The Key to Industrial-Grade Water Purification

May 06，2025 by Walchin

What Does a Reverse Osmosis Filter Do? The Key to Industrial-Grade Water Purification

In today’s industries, clean, high-quality water is not just a luxury—it’s a necessity. Whether you're in manufacturing, food processing, pharmaceuticals, or power generation, poor water quality can damage equipment and affect production outcomes. That’s where reverse osmosis (RO) filters come in.

But what exactly does a reverse osmosis filter do—and why is it vital for modern water treatment systems?

Understanding Reverse Osmosis Filtration

A reverse osmosis filter is a semi-permeable membrane that removes up to 99% of dissolved salts, contaminants, and impurities from water. This is achieved by applying pressure to push water molecules through a membrane that blocks:

Heavy metals (e.g., lead, arsenic, mercury)
Total dissolved solids (TDS)
Chlorides and sulfates
Microorganisms (bacteria, viruses)
Organic chemicals

This process transforms even brackish or alkaline water into clean, usable water ideal for industrial and commercial applications.

RO Filters in Industrial Applications

In industries where neutral salts, high TDS, or alkaline water are common challenges, advanced RO systems are essential. Walchin’s Brackish Water RO Membrane HQ-4040BW is designed specifically for these conditions, offering:

High salt rejection
Longer service life
Low energy consumption
Consistent performance under harsh feedwater conditions

Benefits of Reverse Osmosis Filters

Exceptional Water Purity
Removes up to 99% of contaminants and improves overall water quality for sensitive operations.
Lower Operating Costs
RO systems reduce chemical usage and maintenance expenses by minimizing scaling and fouling.
Protects Downstream Equipment
Clean water extends the life of boilers, chillers, and process machinery.
Environmentally Friendly
Reduces the need for bottled or chemically treated water in commercial setups.

Pair RO Filters with Industrial-Grade Membranes

For optimal results, pair your RO system with advanced membranes from Walchin’s Industrial Reverse Osmosis Membrane Collection. These membranes are engineered for high-efficiency water purification, making them ideal for heavy-duty use in challenging environments.

Our HQ-4040BW brackish water membrane is particularly well-suited for:

Textile and dyeing industries
Power plants
Electronics and microchip manufacturing
Bottled water production

Final Thoughts

A reverse osmosis filter is the heart of any serious water purification system. For businesses dealing with neutral salts, high TDS levels, or brackish water, investing in a high-performance solution like Walchin’s HQ-4040BW RO membrane ensures high-efficiency water treatment with reduced maintenance and long-term reliability.