{ "version": 3, "sources": ["../../../Vettvangur.Frontend/src/scripts/components/back-to-top.ts"], "sourcesContent": ["import { lenisScroll } from 'helpers/smooth-scroll'\n\nconst backToTop = {\n el: {\n backToTop: document.querySelector('.back-to-top'),\n button: document.querySelector('.back-to-top__button'),\n },\n\n isVisible: false,\n\n init(): void {\n this.el.button.addEventListener('click', this.scrollToTop.bind(this))\n window.addEventListener('scroll', this.toggleVisibility.bind(this))\n this.toggleVisibility()\n },\n\n scrollToTop(event): void {\n event.preventDefault()\n\n lenisScroll.scrollTo(0, {\n duration: 1.234,\n easing: (t) => (t < 0.5 ? 8 * t ** 4 : 1 - (-2 * t + 2) ** 4 / 2),\n })\n },\n\n toggleVisibility(): void {\n if (window.scrollY > window.innerHeight / 2) {\n this.el.backToTop.classList.add('back-to-top--active')\n } else {\n this.el.backToTop.classList.remove('back-to-top--active')\n }\n },\n}\n\nexport default backToTop\n"], "mappings": "4IAEA,IAAMA,EAAY,CAChB,GAAI,CACF,UAAW,SAAS,cAA2B,cAAc,EAC7D,OAAQ,SAAS,cAA2B,sBAAsB,CACpE,EAEA,UAAW,GAEX,MAAa,CACX,KAAK,GAAG,OAAO,iBAAiB,QAAS,KAAK,YAAY,KAAK,IAAI,CAAC,EACpE,OAAO,iBAAiB,SAAU,KAAK,iBAAiB,KAAK,IAAI,CAAC,EAClE,KAAK,iBAAiB,CACxB,EAEA,YAAYC,EAAa,CACvBA,EAAM,eAAe,EAErBC,EAAY,SAAS,EAAG,CACtB,SAAU,MACV,OAASC,GAAOA,EAAI,GAAM,EAAIA,GAAK,EAAI,GAAK,GAAKA,EAAI,IAAM,EAAI,CACjE,CAAC,CACH,EAEA,kBAAyB,CACnB,OAAO,QAAU,OAAO,YAAc,EACxC,KAAK,GAAG,UAAU,UAAU,IAAI,qBAAqB,EAErD,KAAK,GAAG,UAAU,UAAU,OAAO,qBAAqB,CAE5D,CACF,EAEOC,EAAQJ", "names": ["backToTop", "event", "lenisScroll", "t", "back_to_top_default"] }