{
  "version": 3,
  "sources": ["/cdn/shop/t/33/assets/pm-load-more.js?pmv=20260516-sale-subcat-auto"],
  "sourcesContent": ["(function () {\n  var SELECTORS = {\n    root: '[data-pm-load-more-root]',\n    grid: '[data-pm-product-grid]',\n    button: '[data-pm-load-more-button]',\n    wrapper: '.pm-load-more-wrap',\n    status: '[data-pm-live-status]'\n  };\n\n  var instances = new WeakMap();\n  var activeInstances = new Set();\n\n  function PMLoadMore(root) {\n    this.root = root;\n    this.grid = root.querySelector(SELECTORS.grid);\n    this.button = root.querySelector(SELECTORS.button);\n    this.status = root.querySelector(SELECTORS.status);\n    this.abortController = null;\n    this.observer = null;\n    this.isLoading = false;\n    this.nextUrl = '';\n    this.loadedUrls = new Set();\n    this.autoPaused = false;\n    this.isDestroyed = false;\n    this.onButtonClick = this.handleButtonClick.bind(this);\n\n    if (!this.grid || !this.button) return;\n    this.nextUrl = this.getNextUrl();\n    this.bind();\n    this.initObserver();\n  }\n\n  PMLoadMore.prototype.handleButtonClick = function () {\n    this.autoPaused = false;\n    this.loadNextPage({ manual: true });\n  };\n\n  PMLoadMore.prototype.bind = function () {\n    this.button.addEventListener('click', this.onButtonClick);\n  };\n\n  PMLoadMore.prototype.setStatus = function (message) {\n    if (this.status) this.status.textContent = message;\n  };\n\n  PMLoadMore.prototype.setLoading = function (isLoading) {\n    this.isLoading = isLoading;\n    this.button.disabled = isLoading;\n    this.button.setAttribute('aria-busy', isLoading ? 'true' : 'false');\n    this.button.textContent = isLoading ? 'Loading...' : 'Load more';\n    if (isLoading) this.setStatus('Loading more products');\n  };\n\n  PMLoadMore.prototype.getNextUrl = function () {\n    return this.button ? this.button.getAttribute('data-pm-load-more-next-url') : '';\n  };\n\n  PMLoadMore.prototype.normalizeUrl = function (url) {\n    return new URL(url, window.location.href).toString();\n  };\n\n  PMLoadMore.prototype.findNextButton = function (doc) {\n    return doc.querySelector(SELECTORS.root + ' ' + SELECTORS.button);\n  };\n\n  PMLoadMore.prototype.getObserverTarget = function () {\n    return this.button.closest(SELECTORS.wrapper) || this.button;\n  };\n\n  PMLoadMore.prototype.stopObserver = function () {\n    if (!this.observer) return;\n    this.observer.disconnect();\n    this.observer = null;\n  };\n\n  PMLoadMore.prototype.destroy = function () {\n    this.isDestroyed = true;\n    this.stopObserver();\n    if (this.abortController) this.abortController.abort();\n    if (this.button) this.button.removeEventListener('click', this.onButtonClick);\n    activeInstances.delete(this);\n  };\n\n  PMLoadMore.prototype.initObserver = function () {\n    var target = this.getObserverTarget();\n    if (!target || !this.nextUrl || !('IntersectionObserver' in window)) return;\n\n    this.stopObserver();\n    this.observer = new IntersectionObserver(function (entries) {\n      entries.forEach(function (entry) {\n        if (entry.isIntersecting && !this.autoPaused) {\n          this.loadNextPage({ manual: false });\n        }\n      }, this);\n    }.bind(this), {\n      rootMargin: '600px 0px 600px 0px',\n      threshold: 0.01\n    });\n    this.observer.observe(target);\n    this.queueViewportCheck();\n    this.queueViewportCheck(600);\n    this.queueViewportCheck(1200);\n  };\n\n  PMLoadMore.prototype.isTargetNearViewport = function () {\n    var target = this.getObserverTarget();\n    if (!target) return false;\n\n    var bounds = target.getBoundingClientRect();\n    var viewportHeight = window.innerHeight || document.documentElement.clientHeight;\n    return bounds.top <= viewportHeight + 600 && bounds.bottom >= -600;\n  };\n\n  PMLoadMore.prototype.queueViewportCheck = function (delay) {\n    window.setTimeout(function () {\n      if (!this.isDestroyed && !this.autoPaused && !this.isLoading && this.nextUrl && this.isTargetNearViewport()) {\n        this.loadNextPage({ manual: false });\n      }\n    }.bind(this), delay || 120);\n  };\n\n  PMLoadMore.prototype.finishLoading = function () {\n    this.nextUrl = '';\n    this.stopObserver();\n    this.button.hidden = true;\n    this.button.disabled = true;\n    this.button.setAttribute('aria-busy', 'false');\n    this.button.removeAttribute('data-pm-load-more-next-url');\n    this.button.textContent = 'No more products';\n  };\n\n  PMLoadMore.prototype.loadNextPage = async function (options) {\n    options = options || {};\n    var requestUrl = this.nextUrl || this.getNextUrl();\n    if (this.isDestroyed || !requestUrl || this.isLoading) return;\n\n    var normalizedUrl = this.normalizeUrl(requestUrl);\n    if (this.loadedUrls.has(normalizedUrl)) {\n      console.warn('[PetMall] Skipping duplicate Load More URL', normalizedUrl);\n      this.finishLoading();\n      return;\n    }\n\n    if (this.abortController) this.abortController.abort();\n    this.abortController = new AbortController();\n    this.setLoading(true);\n\n    try {\n      var response = await fetch(normalizedUrl, {\n        credentials: 'same-origin',\n        signal: this.abortController.signal\n      });\n\n      if (!response.ok) throw new Error('Load more request failed');\n\n      var html = await response.text();\n      var doc = new DOMParser().parseFromString(html, 'text/html');\n      var nextGrid = doc.querySelector(SELECTORS.root + ' ' + SELECTORS.grid);\n      if (!nextGrid) {\n        console.warn('[PetMall] Next product grid was not found');\n        this.finishLoading();\n        return;\n      }\n\n      var items = Array.prototype.slice.call(nextGrid.children);\n      items.forEach(function (item) {\n        this.grid.appendChild(item);\n      }, this);\n      this.loadedUrls.add(normalizedUrl);\n\n      var nextButton = this.findNextButton(doc);\n      var newNextUrl = nextButton ? nextButton.getAttribute('data-pm-load-more-next-url') : '';\n\n      if (newNextUrl) {\n        this.nextUrl = newNextUrl;\n        this.button.hidden = false;\n        this.button.setAttribute('data-pm-load-more-next-url', this.nextUrl);\n        this.setStatus(items.length + ' more products loaded');\n      } else {\n        this.finishLoading();\n        this.setStatus(items.length + ' more products loaded. No more products to load.');\n      }\n    } catch (error) {\n      if (error.name !== 'AbortError') {\n        console.error('[PetMall] Load more failed', error);\n        this.setStatus('Could not load more products. Please try again.');\n        if (!options.manual) {\n          this.autoPaused = true;\n          this.stopObserver();\n        }\n      }\n    } finally {\n      if (this.nextUrl) {\n        this.setLoading(false);\n        this.initObserver();\n      }\n      this.abortController = null;\n    }\n  };\n\n  function stopAllInstances() {\n    Array.prototype.slice.call(activeInstances).forEach(function (instance) {\n      instance.destroy();\n    });\n  }\n\n  function initLoadMore(scope, options) {\n    options = options || {};\n    if (options.reset) stopAllInstances();\n\n    var context = scope || document;\n    var roots = [];\n    if (context.matches && context.matches(SELECTORS.root)) roots.push(context);\n    if (context.querySelectorAll) {\n      context.querySelectorAll(SELECTORS.root).forEach(function (root) {\n        roots.push(root);\n      });\n    }\n\n    roots.forEach(function (root) {\n      var existing = instances.get(root);\n      if (existing) existing.destroy();\n\n      var instance = new PMLoadMore(root);\n      instances.set(root, instance);\n      activeInstances.add(instance);\n    });\n  }\n\n  window.PetMallLoadMore = window.PetMallLoadMore || {};\n  window.PetMallLoadMore.init = initLoadMore;\n\n  document.addEventListener('DOMContentLoaded', function () {\n    initLoadMore(document);\n  });\n\n  document.addEventListener('petmall:collection:render', function (event) {\n    var container = event.detail && event.detail.container ? event.detail.container : document;\n    initLoadMore(container, { reset: true });\n  });\n})();\n"],
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