https://www.listeningtolearn.com/_next/static/chunks/673-a6c38683badb0956.js

1(self.webpackChunk_N_E=self.webpackChunk_N_E||[]).push([[673],{3096:function(e,t,r){var n="Expected a function",o=/^\s+|\s+$/g,i=/^[-+]0x[0-9a-f]+$/i,a=/^0b[01]+$/i,u=/^0o[0-7]+$/i,f=parseInt,c="object"==typeof r.g&&r.g&&r.g.Object===Object&&r.g,l="object"==typeof self&&self&&self.Object===Object&&self,s=c||l||Function("return this")(),p=Object.prototype.toString,d=Math.max,v=Math.min,y=function(){return s.Date.now()};function m(e,t,r){var o,i,a,u,f,c,l=0,s=!1,p=!1,m=!0;if("function"!=typeof e)throw new TypeError(n);function h(t){var r=o,n=i;return o=i=void 0,l=t,u=e.apply(n,r)}function w(e){return l=e,f=setTimeout(E,t),s?h(e):u}function j(e){var r=e-c;return void 0===c||r>=t||r<0||p&&e-l>=a}function E(){var e=y();if(j(e))return M(e);f=setTimeout(E,function(e){var r=t-(e-c);return p?v(r,a-(e-l)):r}(e))}function M(e){return f=void 0,m&&o?h(e):(o=i=void 0,u)}function I(){var e=y(),r=j(e);if(o=arguments,i=this,c=e,r){if(void 0===f)return w(c);if(p)return f=setTimeout(E,t),h(c)}return void 0===f&&(f=setTimeout(E,t)),u}return t=g(t)||0,b(r)&&(s=!!r.leading,a=(p="maxWait"in r)?d(g(r.maxWait)||0,t):a,m="trailing"in r?!!r.trailing:m),I.cancel=function(){void 0!==f&&clearTimeout(f),l=0,o=c=i=f=void 0},I.flush=function(){return void 0===f?u:M(y())},I}function b(e){var t=typeof e;return!!e&&("object"==t||"function"==t)}function g(e){if("number"==typeof e)return e;if(function(e){return"symbol"==typeof e||function(e){return!!e&&"object"==typeof e}(e)&&"[object Symbol]"==p.call(e)}(e))return NaN;if(b(e)){var t="function"==typeof e.valueOf?e.valueOf():e;e=b(t)?t+"":t}if("string"!=typeof e)return 0===e?e:+e;e=e.replace(o,"");var r=a.test(e);return r||u.test(e)?f(e.slice(2),r?2:8):i.test(e)?NaN:+e}e.exports=function(e,t,r){var o=!0,i=!0;if("function"!=typeof e)throw new TypeError(n);return b(r)&&(o="leading"in r?!!r.leading:o,i="trailing"in r?!!r.trailing:i),m(e,t,{leading:o,maxWait:t,trailing:i})}},8418:function(e,t,r){"use strict";function n(e,t){(null==t||t>e.length)&&(t=e.length);for(var r=0,n=new Array(t);r<t;r++)n[r]=e[r];return n}function o(e,t){return function(e){if(Array.isArray(e))return e}(e)||function(e,t){var r=null==e?null:"undefined"!==typeof Symbol&&e[Symbol.iterator]||e["@@iterator"];if(null!=r){var n,o,i=[],a=!0,u=!1;try{for(r=r.call(e);!(a=(n=r.next()).done)&&(i.push(n.value),!t||i.length!==t);a=!0);}catch(f){u=!0,o=f}finally{try{a||null==r.return||r.return()}finally{if(u)throw o}}return i}}(e,t)||function(e,t){if(!e)return;if("string"===typeof e)return n(e,t);var r=Object.prototype.toString.call(e).slice(8,-1);"Object"===r&&e.constructor&&(r=e.constructor.name);if("Map"===r||"Set"===r)return Array.from(r);if("Arguments"===r||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(r))return n(e,t)}(e,t)||function(){throw new TypeError("Invalid attempt to destructure non-iterable instance.\\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}()}t.default=void 0;var i,a=(i=r(7294))&&i.__esModule?i:{default:i},u=r(6273),f=r(387),c=r(7190);var l={};function s(e,t,r,n){if(e&&u.isLocalURL(t)){e.prefetch(t,r,n).catch((function(e){0}));var o=n&&"undefined"!==typeof n.locale?n.locale:e&&e.locale;l[t+"%"+r+(o?"%"+o:"")]=!0}}var p=function(e){var t,r=!1!==e.prefetch,n=f.useRouter(),i=a.default.useMemo((function(){var t=o(u.resolveHref(n,e.href,!0),2),r=t[0],i=t[1];return{href:r,as:e.as?u.resolveHref(n,e.as):i||r}}),[n,e.href,e.as]),p=i.href,d=i.as,v=e.children,y=e.replace,m=e.shallow,b=e.scroll,g=e.locale;"string"===typeof v&&(v=a.default.createElement("a",null,v));var h=(t=a.default.Children.only(v))&&"object"===typeof t&&t.ref,w=o(c.useIntersection({rootMargin:"200px"}),2),j=w[0],E=w[1],M=a.default.useCallback((function(e){j(e),h&&("function"===typeof h?h(e):"object"===typeof h&&(h.current=e))}),[h,j]);a.default.useEffect((function(){var e=E&&r&&u.isLocalURL(p),t="undefined"!==typeof g?g:n&&n.locale,o=l[p+"%"+d+(t?"%"+t:"")];e&&!o&&s(n,p,d,{locale:t})}),[d,p,E,g,r,n]);var I={ref:M,onClick:function(e){t.props&&"function"===typeof t.props.onClick&&t.props.onClick(e),e.defaultPrevented||function(e,t,r,n,o,i,a,f){("A"!==e.currentTarget.nodeName.toUpperCase()||!function(e){var t=e.currentTarget.target;return t&&"_self"!==t||e.metaKey||e.ctrlKey||e.shiftKey||e.altKey||e.nativeEvent&&2===e.nativeEvent.which}(e)&&u.isLocalURL(r))&&(e.preventDefault(),t[o?"replace":"push"](r,n,{shallow:i,locale:f,scroll:a}))}(e,n,p,d,y,m,b,g)},onMouseEnter:function(e){t.props&&"function"===typeof t.props.onMouseEnter&&t.props.onMouseEnter(e),u.isLocalURL(p)&&s(n,p,d,{priority:!0})}};if(e.passHref||"a"===t.type&&!("href"in t.props)){var O="undefined"!==typeof g?g:n&&n.locale,S=n&&n.isLocaleDomain&&u.getDomainLocale(d,O,n&&n.locales,n&&n.domainLocales);I.href=S||u.addBasePath(u.addLocale(d,O,n&&n.defaultLocale))}return a.default.cloneElement(t,I)};t.default=p},7190:function(e,t,r){"use strict";function n(e,t){(null==t||t>e.length)&&(t=e.length);for(var r=0,n=new Array(t);r<t;r++)n[r]=e[r];return n}function o(e,t){return function(e){if(Array.isArray(e))return e}(e)||function(e,t){var r=null==e?null:"undefined"!==typeof Symbol&&e[Symbol.iterator]||e["@@iterator"];if(null!=r){var n,o,i=[],a=!0,u=!1;try{for(r=r.call(e);!(a=(n=r.next()).done)&&(i.push(n.value),!t||i.length!==t);a=!0);}catch(f){u=!0,o=f}finally{try{a||null==r.return||r.return()}finally{if(u)throw o}}return i}}(e,t)||function(e,t){if(!e)return;if("string"===typeof e)return n(e,t);var r=Object.prototype.toString.call(e).slice(8,-1);"Object"===r&&e.constructor&&(r=e.constructor.name);if("Map"===r||"Set"===r)return Array.from(r);

1if("Arguments"===r||/^(?:Ui|I)nt(?:8|16|32)(?:Clamped)?Array$/.test(r))return n(e,t)}(e,t)||function(){throw new TypeError("Invalid attempt to destructure non-iterable instance.\\nIn order to be iterable, non-array objects must have a [Symbol.iterator]() method.")}()}Object.defineProperty(t,"__esModule",{value:!0}),t.useIntersection=function(e){var t=e.rootRef,r=e.rootMargin,n=e.disabled||!u,l=i.useRef(),s=o(i.useState(!1),2),p=s[0],d=s[1],v=o(i.useState(t?t.current:null),2),y=v[0],m=v[1],b=i.useCallback((function(e){l.current&&(l.current(),l.current=void 0),n||p||e&&e.tagName&&(l.current=function(e,t,r){var n=function(e){var t,r={root:e.root||null,margin:e.rootMargin||""},n=c.find((function(e){return e.root===r.root&&e.margin===r.margin}));n?t=f.get(n):(t=f.get(r),c.push(r));if(t)return t;var o=new Map,i=new IntersectionObserver((function(e){e.forEach((function(e){var t=o.get(e.target),r=e.isIntersecting||e.intersectionRatio>0;t&&r&&t(r)}))}),e);return f.set(r,t={id:r,observer:i,elements:o}),t}(r),o=n.id,i=n.observer,a=n.elements;return a.set(e,t),i.observe(e),function(){if(a.delete(e),i.unobserve(e),0===a.size){i.disconnect(),f.delete(o);var t=c.findIndex((function(e){return e.root===o.root&&e.margin===o.margin}));t>-1&&c.splice(t,1)}}}(e,(function(e){return e&&d(e)}),{root:y,rootMargin:r}))}),[n,y,r,p]);return i.useEffect((function(){if(!u&&!p){var e=a.requestIdleCallback((function(){return d(!0)}));return function(){return a.cancelIdleCallback(e)}}}),[p]),i.useEffect((function(){t&&m(t.current)}),[t]),[b,p]};var i=r(7294),a=r(9311),u="undefined"!==typeof IntersectionObserver;var f=new Map,c=[]},1664:function(e,t,r){e.exports=r(8418)}}]);