{"version":3,"file":"scrollspy-leCX3oDQ.js","sources":["../../../app/frontend/entrypoints/marketing/bootstrap/mdb-prefix/scrollspy.js"],"sourcesContent":["/**\n * --------------------------------------------------------------------------\n * Bootstrap (v5.1.3): scrollspy.js\n * Licensed under MIT (https://github.com/twbs/bootstrap/blob/main/LICENSE)\n * --------------------------------------------------------------------------\n */\n\nimport {\n  defineJQueryPlugin,\n  getElement,\n  getSelectorFromElement,\n  typeCheckConfig,\n} from './util/index';\nimport EventHandler from './dom/event-handler';\nimport Manipulator from './dom/manipulator';\nimport SelectorEngine from './dom/selector-engine';\nimport BaseComponent from './base-component';\n\n/**\n * ------------------------------------------------------------------------\n * Constants\n * ------------------------------------------------------------------------\n */\n\nconst NAME = 'scrollspy';\nconst DATA_KEY = 'bs.scrollspy';\nconst EVENT_KEY = `.${DATA_KEY}`;\nconst DATA_API_KEY = '.data-api';\n\nconst Default = {\n  offset: 10,\n  method: 'auto',\n  target: '',\n};\n\nconst DefaultType = {\n  offset: 'number',\n  method: 'string',\n  target: '(string|element)',\n};\n\nconst EVENT_ACTIVATE = `activate${EVENT_KEY}`;\nconst EVENT_SCROLL = `scroll${EVENT_KEY}`;\nconst EVENT_LOAD_DATA_API = `load${EVENT_KEY}${DATA_API_KEY}`;\n\nconst CLASS_NAME_DROPDOWN_ITEM = 'dropdown-item';\nconst CLASS_NAME_ACTIVE = 'active';\n\nconst SELECTOR_DATA_SPY = '[data-mdb-spy=\"scroll\"]';\nconst SELECTOR_NAV_LIST_GROUP = '.nav, .list-group';\nconst SELECTOR_NAV_LINKS = '.nav-link';\nconst SELECTOR_NAV_ITEMS = '.nav-item';\nconst SELECTOR_LIST_ITEMS = '.list-group-item';\nconst SELECTOR_LINK_ITEMS = `${SELECTOR_NAV_LINKS}, ${SELECTOR_LIST_ITEMS}, .${CLASS_NAME_DROPDOWN_ITEM}`;\nconst SELECTOR_DROPDOWN = '.dropdown';\nconst SELECTOR_DROPDOWN_TOGGLE = '.dropdown-toggle';\n\nconst METHOD_OFFSET = 'offset';\nconst METHOD_POSITION = 'position';\n\n/**\n * ------------------------------------------------------------------------\n * Class Definition\n * ------------------------------------------------------------------------\n */\n\nclass ScrollSpy extends BaseComponent {\n  constructor(element, config) {\n    super(element);\n    if (!getSelectorFromElement(element)) {\n      return;\n    }\n    this._scrollElement = this._element.tagName === 'BODY' ? window : this._element;\n    this._config = this._getConfig(config);\n    this._offsets = [];\n    this._targets = [];\n    this._activeTarget = null;\n    this._scrollHeight = 0;\n\n    EventHandler.on(this._scrollElement, EVENT_SCROLL, () => this._process());\n\n    this.refresh();\n    this._process();\n  }\n\n  // Getters\n\n  static get Default() {\n    return Default;\n  }\n\n  static get NAME() {\n    return NAME;\n  }\n\n  // Public\n\n  refresh() {\n    const autoMethod =\n      this._scrollElement === this._scrollElement.window ? METHOD_OFFSET : METHOD_POSITION;\n\n    const offsetMethod = this._config.method === 'auto' ? autoMethod : this._config.method;\n\n    const offsetBase = offsetMethod === METHOD_POSITION ? this._getScrollTop() : 0;\n\n    this._offsets = [];\n    this._targets = [];\n    this._scrollHeight = this._getScrollHeight();\n\n    const targets = SelectorEngine.find(SELECTOR_LINK_ITEMS, this._config.target);\n\n    targets\n      .map((element) => {\n        const targetSelector = getSelectorFromElement(element);\n        const target = targetSelector ? SelectorEngine.findOne(targetSelector) : null;\n\n        if (target) {\n          const targetBCR = target.getBoundingClientRect();\n          if (targetBCR.width || targetBCR.height) {\n            return [Manipulator[offsetMethod](target).top + offsetBase, targetSelector];\n          }\n        }\n\n        return null;\n      })\n      .filter((item) => item)\n      .sort((a, b) => a[0] - b[0])\n      .forEach((item) => {\n        this._offsets.push(item[0]);\n        this._targets.push(item[1]);\n      });\n  }\n\n  dispose() {\n    EventHandler.off(this._scrollElement, EVENT_KEY);\n    super.dispose();\n  }\n\n  // Private\n\n  _getConfig(config) {\n    config = {\n      ...Default,\n      ...Manipulator.getDataAttributes(this._element),\n      ...(typeof config === 'object' && config ? config : {}),\n    };\n\n    config.target = getElement(config.target) || document.documentElement;\n\n    typeCheckConfig(NAME, config, DefaultType);\n\n    return config;\n  }\n\n  _getScrollTop() {\n    return this._scrollElement === window\n      ? this._scrollElement.pageYOffset\n      : this._scrollElement.scrollTop;\n  }\n\n  _getScrollHeight() {\n    return (\n      this._scrollElement.scrollHeight ||\n      Math.max(document.body.scrollHeight, document.documentElement.scrollHeight)\n    );\n  }\n\n  _getOffsetHeight() {\n    return this._scrollElement === window\n      ? window.innerHeight\n      : this._scrollElement.getBoundingClientRect().height;\n  }\n\n  _process() {\n    const scrollTop = this._getScrollTop() + this._config.offset;\n    const scrollHeight = this._getScrollHeight();\n    const maxScroll = this._config.offset + scrollHeight - this._getOffsetHeight();\n\n    if (this._scrollHeight !== scrollHeight) {\n      this.refresh();\n    }\n\n    if (scrollTop >= maxScroll) {\n      const target = this._targets[this._targets.length - 1];\n\n      if (this._activeTarget !== target) {\n        this._activate(target);\n      }\n\n      return;\n    }\n\n    if (this._activeTarget && scrollTop < this._offsets[0] && this._offsets[0] > 0) {\n      this._activeTarget = null;\n      this._clear();\n      return;\n    }\n\n    for (let i = this._offsets.length; i--; ) {\n      const isActiveTarget =\n        this._activeTarget !== this._targets[i] &&\n        scrollTop >= this._offsets[i] &&\n        (typeof this._offsets[i + 1] === 'undefined' || scrollTop < this._offsets[i + 1]);\n\n      if (isActiveTarget) {\n        this._activate(this._targets[i]);\n      }\n    }\n  }\n\n  _activate(target) {\n    this._activeTarget = target;\n\n    this._clear();\n\n    const queries = SELECTOR_LINK_ITEMS.split(',').map(\n      (selector) => `${selector}[data-mdb-target=\"${target}\"],${selector}[href=\"${target}\"]`\n    );\n\n    const link = SelectorEngine.findOne(queries.join(','), this._config.target);\n\n    link.classList.add(CLASS_NAME_ACTIVE);\n    if (link.classList.contains(CLASS_NAME_DROPDOWN_ITEM)) {\n      SelectorEngine.findOne(\n        SELECTOR_DROPDOWN_TOGGLE,\n        link.closest(SELECTOR_DROPDOWN)\n      ).classList.add(CLASS_NAME_ACTIVE);\n    } else {\n      SelectorEngine.parents(link, SELECTOR_NAV_LIST_GROUP).forEach((listGroup) => {\n        // Set triggered links parents as active\n        // With both <ul> and <nav> markup a parent is the previous sibling of any nav ancestor\n        SelectorEngine.prev(listGroup, `${SELECTOR_NAV_LINKS}, ${SELECTOR_LIST_ITEMS}`).forEach(\n          (item) => item.classList.add(CLASS_NAME_ACTIVE)\n        );\n\n        // Handle special case when .nav-link is inside .nav-item\n        SelectorEngine.prev(listGroup, SELECTOR_NAV_ITEMS).forEach((navItem) => {\n          SelectorEngine.children(navItem, SELECTOR_NAV_LINKS).forEach((item) =>\n            item.classList.add(CLASS_NAME_ACTIVE)\n          );\n        });\n      });\n    }\n\n    EventHandler.trigger(this._scrollElement, EVENT_ACTIVATE, {\n      relatedTarget: target,\n    });\n  }\n\n  _clear() {\n    SelectorEngine.find(SELECTOR_LINK_ITEMS, this._config.target)\n      .filter((node) => node.classList.contains(CLASS_NAME_ACTIVE))\n      .forEach((node) => node.classList.remove(CLASS_NAME_ACTIVE));\n  }\n\n  // Static\n\n  static jQueryInterface(config) {\n    return this.each(function () {\n      const data = ScrollSpy.getOrCreateInstance(this, config);\n\n      if (typeof config !== 'string') {\n        return;\n      }\n\n      if (typeof data[config] === 'undefined') {\n        throw new TypeError(`No method named \"${config}\"`);\n      }\n\n      data[config]();\n    });\n  }\n}\n\n/**\n * ------------------------------------------------------------------------\n * Data Api implementation\n * ------------------------------------------------------------------------\n */\n\n// EventHandler.on(window, EVENT_LOAD_DATA_API, () => {\n//   SelectorEngine.find(SELECTOR_DATA_SPY)\n//     .forEach(spy => new ScrollSpy(spy))\n// })\n\n/**\n * ------------------------------------------------------------------------\n * jQuery\n * ------------------------------------------------------------------------\n * add .ScrollSpy to jQuery only if jQuery is present\n */\n\ndefineJQueryPlugin(ScrollSpy);\n\nexport default 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