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[ 'utility' ], function run( utility ) {\r\n\t'use strict';\r\n\r\n\tvar mShowhideFn = {\r\n\r\n\t\tinit : function( elm ) {\r\n\t\t\tif ( !elm.classList.contains( 'js-m-showhide' ) ) {\r\n\t\t\t\telm.classList.add( 'js-m-showhide' );\r\n\r\n\t\t\t\telm.mShowhide = {}; // Setup mShowhide object\r\n\r\n\t\t\t\t// Get config data\r\n\t\t\t\telm.mShowhide.config = utility.getData( elm );\r\n\r\n\t\t\t\t// Find all control element in the page\r\n\t\t\t\telm.mShowhide.allControls = Array.from( document.querySelectorAll( '.m-showhide__heading' ) );\r\n\t\t\t\t// Get control elements which are not in a child showhide\r\n\t\t\t\telm.mShowhide.controls = elm.mShowhide.allControls.filter( function filterFn( controlEl ) {\r\n\t\t\t\t\treturn controlEl.closest( '.m-showhide' ) === elm;\r\n\t\t\t\t});\r\n\r\n\t\t\t\t// Hide content elements\r\n\t\t\t\telm.mShowhide.controls.forEach( function loop( controlEl ) {\r\n\t\t\t\t\tvar controlId = controlEl.getAttribute( 'id' ),\r\n\t\t\t\t\t\tautoId = 'term' + elm.mShowhide.allControls.indexOf( controlEl );\r\n\r\n\t\t\t\t\t// If the id already exists create a trully random one\r\n\t\t\t\t\tif ( document.querySelector( '#' + autoId ) ) {\r\n\t\t\t\t\t\tautoId = utility.makeId( 'term' );\r\n\t\t\t\t\t}\r\n\r\n\t\t\t\t\tutility.wrapInner( controlEl, 'button', 'm-showhide__control' );\r\n\t\t\t\t\tif ( controlId ) {\r\n\t\t\t\t\t\tautoId = controlId + '-term';\r\n\t\t\t\t\t}\r\n\t\t\t\t\tif ( controlEl.classList.contains( 'is-visible' ) ) {\r\n\t\t\t\t\t\tcontrolEl.querySelectorAll( '.m-showhide__control' ).forEach( function innerLoop( controlLink ) {\r\n\t\t\t\t\t\t\tutility.setAttributes( controlLink, {\r\n\t\t\t\t\t\t\t\ttype : 'button',\r\n\t\t\t\t\t\t\t\t'aria-controls' : autoId,\r\n\t\t\t\t\t\t\t\t'aria-expanded' : 'true',\r\n\t\t\t\t\t\t\t});\r\n\t\t\t\t\t\t});\r\n\r\n\t\t\t\t\t\tcontrolEl.nextElementSibling.style.display = 'block';\r\n\t\t\t\t\t\tutility.setAttributes( controlEl.nextElementSibling, {\r\n\t\t\t\t\t\t\tid : autoId,\r\n\t\t\t\t\t\t\t'aria-hidden' : 'false',\r\n\t\t\t\t\t\t});\r\n\t\t\t\t\t} else {\r\n\t\t\t\t\t\tcontrolEl.querySelectorAll( '.m-showhide__control' ).forEach( function innerLoop( controlLink ) {\r\n\t\t\t\t\t\t\tutility.setAttributes( controlLink, {\r\n\t\t\t\t\t\t\t\ttype : 'button',\r\n\t\t\t\t\t\t\t\t'aria-controls' : autoId,\r\n\t\t\t\t\t\t\t\t'aria-expanded' : 'false',\r\n\t\t\t\t\t\t\t});\r\n\t\t\t\t\t\t});\r\n\r\n\t\t\t\t\t\tcontrolEl.nextElementSibling.style.display = 'none';\r\n\t\t\t\t\t\tutility.setAttributes( controlEl.nextElementSibling, {\r\n\t\t\t\t\t\t\tid : autoId,\r\n\t\t\t\t\t\t\t'aria-hidden' : 'true',\r\n\t\t\t\t\t\t});\r\n\t\t\t\t\t}\r\n\t\t\t\t});\r\n\r\n\t\t\t\telm.mShowhide.close = function close( targetId ) {\r\n\t\t\t\t\tvar showHideHeading = elm.mShowhide.controls.filter( function filterFn( controlEl ) {\r\n\t\t\t\t\t\treturn controlEl.closest( targetId ) !== null;\r\n\t\t\t\t\t});\r\n\t\t\t\t\tshowHideHeading.forEach( function loop( controlEl ) {\r\n\t\t\t\t\t\tvar controlBtn = controlEl.children[ 0 ];\r\n\r\n\t\t\t\t\t\t// If the section is open then close it\r\n\t\t\t\t\t\tif ( controlBtn.getAttribute( 'aria-expanded' ) === 'true' ) {\r\n\t\t\t\t\t\t\tmShowhideFn.toggleSelection( elm, controlBtn );\r\n\t\t\t\t\t\t}\r\n\t\t\t\t\t});\r\n\t\t\t\t};\r\n\t\t\t\telm.mShowhide.closeAll = function closeAll() {\r\n\t\t\t\t\t// Loop though all the controls for the show/hide section\r\n\t\t\t\t\telm.mShowhide.controls.forEach( function loop( controlEl ) {\r\n\t\t\t\t\t\tvar controlBtn = controlEl.children[ 0 ];\r\n\r\n\t\t\t\t\t\t// If the section is open then close it\r\n\t\t\t\t\t\tif ( controlBtn.getAttribute( 'aria-expanded' ) === 'true' ) {\r\n\t\t\t\t\t\t\tmShowhideFn.toggleSelection( elm, controlBtn );\r\n\t\t\t\t\t\t}\r\n\t\t\t\t\t});\r\n\t\t\t\t};\r\n\t\t\t\telm.mShowhide.open = function open( targetId, scrollTo ) {\r\n\t\t\t\t\tvar showHideHeading = elm.mShowhide.controls.filter( function filterFn( controlEl ) {\r\n\t\t\t\t\t\treturn controlEl.closest( targetId ) !== null;\r\n\t\t\t\t\t});\r\n\t\t\t\t\tshowHideHeading.forEach( function loop( controlEl ) {\r\n\t\t\t\t\t\tvar controlBtn = controlEl.children[ 0 ],\r\n\t\t\t\t\t\t\tparentsList,\r\n\t\t\t\t\t\t\tscrollParent,\r\n\t\t\t\t\t\t\tmoveTo;\r\n\r\n\t\t\t\t\t\tif ( scrollTo ) {\r\n\t\t\t\t\t\t\tparentsList = utility.parents( elm, '.m-showhide__content' );\r\n\t\t\t\t\t\t\tparentsList.forEach( function parentLoop( parentEl ) {\r\n\t\t\t\t\t\t\t\tmShowhideFn.open( parentEl );\r\n\t\t\t\t\t\t\t});\r\n\t\t\t\t\t\t\tmShowhideFn.openSection( elm, targetId );\r\n\r\n\t\t\t\t\t\t\tscrollParent = utility.scrollParent( controlEl );\r\n\t\t\t\t\t\t\tmoveTo = controlEl.offsetTop - scrollParent.offsetTop;\r\n\r\n\t\t\t\t\t\t\tutility.smoothScroll( 0, moveTo, FRAMEWORK.timings.current.t250ms, scrollParent );\r\n\t\t\t\t\t\t} else {\r\n\t\t\t\t\t\t\tmShowhideFn.toggleSelection( elm, controlBtn, true );\r\n\t\t\t\t\t\t}\r\n\t\t\t\t\t});\r\n\t\t\t\t};\r\n\t\t\t\telm.mShowhide.openAll = function openAll() {\r\n\t\t\t\t\tif ( elm.mShowhide.config.accordion ) {\r\n\t\t\t\t\t\t// Do nothing as this is an accordion show/hide so only one at a time may be opened\r\n\t\t\t\t\t} else {\r\n\t\t\t\t\t\telm.mShowhide.controls.forEach( function loop( controlEl ) {\r\n\t\t\t\t\t\t\tvar controlBtn = controlEl.children[ 0 ];\r\n\r\n\t\t\t\t\t\t\tmShowhideFn.toggleSelection( elm, controlBtn, true );\r\n\t\t\t\t\t\t});\r\n\t\t\t\t\t}\r\n\t\t\t\t};\r\n\r\n\t\t\t\t// Add a link to each control pointing to an id set on the following element\r\n\t\t\t\tmShowhideFn.controlsClick( elm );\r\n\t\t\t}\r\n\r\n\t\t\treturn elm.mShowhide;\r\n\t\t},\r\n\r\n\t\topenSection : function( elm, thisHref ) {\r\n\t\t\tvar href = thisHref,\r\n\t\t\t\ttargetElm,\r\n\t\t\t\ttempElm,\r\n\t\t\t\tsectionContentElm,\r\n\t\t\t\tsectionHeadingElm,\r\n\t\t\t\topenedSection = false;\r\n\r\n\t\t\tif ( thisHref.indexOf( '#' ) === 0 ) {\r\n\t\t\t\thref = '#' + CSS.escape( thisHref.substr( 1 ) );\r\n\t\t\t}\r\n\r\n\t\t\ttargetElm = elm.querySelector( href );\r\n\r\n\t\t\t// If target element exists within showhide component then carry on processing\r\n\t\t\tif ( targetElm && elm.contains( targetElm ) ) {\r\n\t\t\t\t// Loop through until you find the outer most showhide content area\r\n\t\t\t\ttempElm = targetElm.closest( '.m-showhide__content, .m-showhide__heading' );\r\n\t\t\t\twhile ( tempElm && elm.contains( tempElm ) ) {\r\n\t\t\t\t\tsectionContentElm = tempElm;\r\n\t\t\t\t\ttempElm = sectionContentElm.parentNode.closest( '.m-showhide__content, .m-showhide__heading' );\r\n\t\t\t\t}\r\n\r\n\t\t\t\tif ( sectionContentElm.classList.contains( 'm-showhide__content' ) ) {\r\n\t\t\t\t\tsectionHeadingElm = sectionContentElm.previousElementSibling; // Get the showhide heading\r\n\t\t\t\t} else {\r\n\t\t\t\t\tsectionHeadingElm = sectionContentElm; // It is the heading\r\n\t\t\t\t}\r\n\r\n\t\t\t\tmShowhideFn.toggleSelection( elm, sectionHeadingElm.querySelector( '.m-showhide__control' ), true, targetElm );\r\n\r\n\t\t\t\topenedSection = true;\r\n\t\t\t}\r\n\r\n\t\t\treturn openedSection;\r\n\t\t},\r\n\r\n\t\topen : function( controlEl ) {\r\n\t\t\tcontrolEl.style.display = 'block';\r\n\t\t\tcontrolEl.setAttribute( 'aria-hidden', 'false' );\r\n\t\t\tcontrolEl.previousElementSibling.classList.add( 'is-visible' );\r\n\t\t\tcontrolEl.previousElementSibling.querySelectorAll( '.m-showhide__control' ).forEach( function loop( anchor ) {\r\n\t\t\t\tanchor.setAttribute( 'aria-expanded', 'true' );\r\n\t\t\t});\r\n\t\t},\r\n\r\n\t\ttoggleSelection : function( elm, currentAnchor, open, targetElm ) {\r\n\t\t\tvar parentId,\r\n\t\t\t\tparentEl,\r\n\t\t\t\totherControls,\r\n\t\t\t\ttoggleVariant = 'toggle';\r\n\r\n\t\t\tif ( !currentAnchor.classList.contains( 'is-animating' ) ) {\r\n\t\t\t\tcurrentAnchor.classList.add( 'is-animating' );\r\n\t\t\t\tparentEl = currentAnchor.parentNode;\r\n\r\n\t\t\t\tparentId = parentEl.getAttribute( 'id' );\r\n\r\n\t\t\t\tif ( parentId ) {\r\n\t\t\t\t\tutility.updateHistory( '#' + parentId );\r\n\t\t\t\t}\r\n\r\n\t\t\t\tif ( parentEl.classList.contains( 'is-visible' ) && !open ) {\r\n\t\t\t\t\tparentEl.classList.remove( 'is-visible' );\r\n\t\t\t\t} else {\r\n\t\t\t\t\tparentEl.classList.add( 'is-visible' );\r\n\t\t\t\t}\r\n\r\n\t\t\t\tif ( open ) {\r\n\t\t\t\t\ttoggleVariant = 'down';\r\n\t\t\t\t}\r\n\r\n\t\t\t\tutility.slideToggle( parentEl.nextElementSibling, FRAMEWORK.timings.current.t500ms, {\r\n\t\t\t\t\tvariant : toggleVariant,\r\n\t\t\t\t\tcallback : function() {\r\n\t\t\t\t\t\tif ( open ) {\r\n\t\t\t\t\t\t\tcurrentAnchor.setAttribute( 'aria-expanded', 'true' );\r\n\t\t\t\t\t\t\tparentEl.nextElementSibling.setAttribute( 'aria-hidden', 'false' );\r\n\t\t\t\t\t\t} else {\r\n\t\t\t\t\t\t\tcurrentAnchor.setAttribute( 'aria-expanded', currentAnchor.getAttribute( 'aria-expanded' ) === 'true' ? 'false' : 'true' );\r\n\t\t\t\t\t\t\tparentEl.nextElementSibling.setAttribute( 'aria-hidden', currentAnchor.getAttribute( 'aria-expanded' ) === 'true' ? 'false' : 'true' );\r\n\t\t\t\t\t\t}\r\n\t\t\t\t\t\tcurrentAnchor.classList.remove( 'is-animating' );\r\n\r\n\t\t\t\t\t\tutility.trigger( window, 'refresh' );\r\n\t\t\t\t\t},\r\n\t\t\t\t});\r\n\r\n\t\t\t\tif ( elm.mShowhide.config.accordion || utility.getBreakpoint() === utility.smallTag ) {\r\n\t\t\t\t\totherControls = elm.mShowhide.controls.filter( function filterFn( filterControlEl ) {\r\n\t\t\t\t\t\treturn filterControlEl !== parentEl && filterControlEl.matches( '.is-visible' );\r\n\t\t\t\t\t});\r\n\r\n\t\t\t\t\totherControls.forEach( function innerLoop( otherControlEl ) {\r\n\t\t\t\t\t\totherControlEl.classList.remove( 'is-visible' );\r\n\t\t\t\t\t\totherControlEl.children[ 0 ].classList.add( 'is-animating' );\r\n\r\n\t\t\t\t\t\tutility.slideToggle( otherControlEl.nextElementSibling, FRAMEWORK.timings.current.t350ms, {\r\n\t\t\t\t\t\t\tvariant : 'up',\r\n\t\t\t\t\t\t\tcallback : function() {\r\n\t\t\t\t\t\t\t\tvar scrollToElm = elm,\r\n\t\t\t\t\t\t\t\t\tscrollParent,\r\n\t\t\t\t\t\t\t\t\tmoveTo,\r\n\t\t\t\t\t\t\t\t\tthisOffset;\r\n\r\n\t\t\t\t\t\t\t\tif ( targetElm ) {\r\n\t\t\t\t\t\t\t\t\tscrollToElm = targetElm;\r\n\t\t\t\t\t\t\t\t}\r\n\r\n\t\t\t\t\t\t\t\tscrollParent = utility.scrollParent( scrollToElm );\r\n\t\t\t\t\t\t\t\tmoveTo = scrollToElm.offsetTop - scrollParent.offsetTop;\r\n\t\t\t\t\t\t\t\tthisOffset = parentEl.offsetTop - scrollParent.offsetTop;\r\n\r\n\t\t\t\t\t\t\t\tif ( thisOffset < moveTo ) {\r\n\t\t\t\t\t\t\t\t\tutility.smoothScroll( 0, moveTo, FRAMEWORK.timings.current.t250ms, scrollParent );\r\n\t\t\t\t\t\t\t\t}\r\n\r\n\t\t\t\t\t\t\t\totherControlEl.children[ 0 ].classList.remove( 'is-animating' );\r\n\t\t\t\t\t\t\t\totherControlEl.children[ 0 ].setAttribute( 'aria-expanded', 'false' );\r\n\t\t\t\t\t\t\t\totherControlEl.setAttribute( 'aria-hidden', 'true' );\r\n\r\n\t\t\t\t\t\t\t\tutility.trigger( window, 'refresh' );\r\n\t\t\t\t\t\t\t},\r\n\t\t\t\t\t\t});\r\n\t\t\t\t\t});\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t},\r\n\r\n\t\tcontrolsClick : function( elm ) {\r\n\t\t\tvar href = utility.getAnchor(),\r\n\t\t\t\topenedSection = false,\r\n\t\t\t\tthisControl;\r\n\r\n\t\t\t// Add a click event to the control to open the associated element\r\n\t\t\telm.mShowhide.controls.forEach( function loop( controlEl ) {\r\n\t\t\t\tvar currentAnchor = controlEl.children[ 0 ];\r\n\r\n\t\t\t\tcurrentAnchor.addEventListener( 'click', function listener( e ) {\r\n\t\t\t\t\te.preventDefault();\r\n\r\n\t\t\t\t\tmShowhideFn.toggleSelection( elm, currentAnchor );\r\n\t\t\t\t});\r\n\t\t\t});\r\n\r\n\r\n\t\t\tdocument.addEventListener( 'click', function listener( e ) {\r\n\t\t\t\tvar element = e.target,\r\n\t\t\t\t\tthisHref;\r\n\r\n\t\t\t\t// Get the href of the clicked element if there is one\r\n\t\t\t\tif ( element.hasAttribute( 'href' ) ) {\r\n\t\t\t\t\tthisHref = element.getAttribute( 'href' ).match( utility.urlAnchorRegExp );\r\n\t\t\t\t} else {\r\n\t\t\t\t\telement = element.closest( 'a[href], button[href]' );\r\n\t\t\t\t\tif ( element ) {\r\n\t\t\t\t\t\tthisHref = element.getAttribute( 'href' ).match( utility.urlAnchorRegExp );\r\n\t\t\t\t\t}\r\n\t\t\t\t}\r\n\r\n\t\t\t\t// Only try and process if the link is not blank\r\n\t\t\t\tif ( Array.isArray( thisHref ) && thisHref[ 0 ] !== '' && !element.classList.contains( 'm-showhide__control' ) ) {\r\n\t\t\t\t\tmShowhideFn.openSection( elm, thisHref[ 0 ] );\r\n\t\t\t\t}\r\n\t\t\t});\r\n\r\n\t\t\t// Open the associated element when the incoming link points to an id on a control\r\n\t\t\tif ( Array.isArray( href ) && href[ 0 ] !== '' ) {\r\n\t\t\t\topenedSection = mShowhideFn.openSection( elm, href[ 0 ] );\r\n\t\t\t}\r\n\r\n\t\t\t// No incoming link, so check for pre-opened flag instead\r\n\t\t\tif ( !openedSection ) {\r\n\t\t\t\t/* If a valid href is found check to see if it matches any of the showhide headings. */\r\n\t\t\t\t/* If no controls have been identified to open on load then check if there is one set to automatically open on load */\r\n\t\t\t\tthisControl = elm.mShowhide.controls.filter( function filterFn( controlEl ) {\r\n\t\t\t\t\treturn controlEl.classList.contains( 'js-m-showhide-open' );\r\n\t\t\t\t});\r\n\r\n\t\t\t\t// Open any controls identified by the above\r\n\t\t\t\tif ( thisControl.length > 0 ) {\r\n\t\t\t\t\tthisControl.forEach( function loop( controlEl ) {\r\n\t\t\t\t\t\tmShowhideFn.open( controlEl.nextElementSibling );\r\n\r\n\t\t\t\t\t\tutility.parents( elm, '.m-showhide__content' ).forEach( function innerLoop( parentEl ) {\r\n\t\t\t\t\t\t\tmShowhideFn.open( parentEl );\r\n\t\t\t\t\t\t});\r\n\t\t\t\t\t});\r\n\t\t\t\t}\r\n\t\t\t}\r\n\t\t},\r\n\t};\r\n\r\n\treturn {\r\n\t\tinitInstance : function( elm ) {\r\n\t\t\treturn mShowhideFn.init( elm );\r\n\t\t},\r\n\t};\r\n});\r\n"]}