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const Breakpoints = [\n  {\n    name: 'xs',\n    value: 480\n  },\n  {\n    name: 'sm',\n    value: 768\n  },\n  {\n    name: 'md',\n    value: 992\n  },\n  {\n    name: 'lg',\n    value: 1200\n  }\n];\n","import Sticky from 'stickyfill';\nimport { Breakpoints } from './Breakpoints';\n\nconst StickyFill = Sticky();\nwindow.StickyFill = StickyFill;\n\nexport class WidgetSticky {\n  constructor() {\n    if (window.matchMedia) {\n      window.addEventListener('resize', this.checkBreakpoints);\n      window.addEventListener('orientationchange', this.checkBreakpoints);\n      window.setTimeout(this.checkBreakpoints, 1000);\n    }\n  }\n  \n  checkBreakpoints() {\n    Breakpoints.forEach((breakpoint) => {\n      const elements = document.getElementsByClassName(`is-sticky-${breakpoint.name}`);\n      const action = (window.matchMedia(`(min-width: ${breakpoint.value}px)`).matches) ? 'add' : 'remove';\n\n      for (let i = elements.length - 1; i >= 0; i--) {\n        StickyFill[action](elements[i]);\n      }\n    });\n  }\n}\n","import { WidgetSticky } from '../lib/WidgetSticky';\nnew WidgetSticky();\n","/*!\n * Stickyfill -- `position: sticky` polyfill\n * v. 1.1.1 | https://github.com/wilddeer/stickyfill\n * Copyright Oleg Korsunsky | http://wd.dizaina.net/\n *\n * MIT License\n */\n\nmodule.exports = (function(doc, win) {\n    if (!doc) {\n        doc = document;\n    }\n\n    if (!win) {\n        win = window;\n    }\n    \n    var watchArray = [],\n        scroll,\n        initialized = false,\n        html = doc.documentElement,\n        noop = function() {},\n        checkTimer,\n\n        //visibility API strings\n        hiddenPropertyName = 'hidden',\n        visibilityChangeEventName = 'visibilitychange';\n\n    //fallback to prefixed names in old webkit browsers\n    if (doc.webkitHidden !== undefined) {\n        hiddenPropertyName = 'webkitHidden';\n        visibilityChangeEventName = 'webkitvisibilitychange';\n    }\n\n    //test getComputedStyle\n    if (!win.getComputedStyle) {\n        seppuku();\n    }\n\n    //test for native support\n    var prefixes = ['', '-webkit-', '-moz-', '-ms-'],\n        block = document.createElement('div');\n\n    for (var i = prefixes.length - 1; i >= 0; i--) {\n        try {\n            block.style.position = prefixes[i] + 'sticky';\n        }\n        catch(e) {}\n        if (block.style.position != '') {\n            seppuku();\n        }\n    }\n\n    updateScrollPos();\n\n    //commit seppuku!\n    function seppuku() {\n        init = add = rebuild = pause = stop = kill = noop;\n    }\n\n    function mergeObjects(targetObj, sourceObject) {\n        for (key in sourceObject) {\n            if (sourceObject.hasOwnProperty(key)) {\n                targetObj[key] = sourceObject[key];\n            }\n        }\n    }\n\n    function parseNumeric(val) {\n        return parseFloat(val) || 0;\n    }\n\n    function updateScrollPos() {\n        scroll = {\n            top: win.pageYOffset,\n            left: win.pageXOffset\n        };\n    }\n\n    function onScroll() {\n        if (win.pageXOffset != scroll.left) {\n            updateScrollPos();\n            rebuild();\n            return;\n        }\n        \n        if (win.pageYOffset != scroll.top) {\n            updateScrollPos();\n            recalcAllPos();\n        }\n    }\n\n    //fixes flickering\n    function onWheel(event) {\n        setTimeout(function() {\n            if (win.pageYOffset != scroll.top) {\n                scroll.top = win.pageYOffset;\n                recalcAllPos();\n            }\n        }, 0);\n    }\n\n    function recalcAllPos() {\n        for (var i = watchArray.length - 1; i >= 0; i--) {\n            recalcElementPos(watchArray[i]);\n        }\n    }\n\n    function recalcElementPos(el) {\n        if (!el.inited) return;\n\n        var currentMode = (scroll.top <= el.limit.start? 0: scroll.top >= el.limit.end? 2: 1);\n\n        if (el.mode != currentMode) {\n            switchElementMode(el, currentMode);\n        }\n    }\n\n    //checks whether stickies start or stop positions have changed\n    function fastCheck() {\n        for (var i = watchArray.length - 1; i >= 0; i--) {\n            if (!watchArray[i].inited) continue;\n\n            var deltaTop = Math.abs(getDocOffsetTop(watchArray[i].clone) - watchArray[i].docOffsetTop),\n                deltaHeight = Math.abs(watchArray[i].parent.node.offsetHeight - watchArray[i].parent.height);\n\n            if (deltaTop >= 2 || deltaHeight >= 2) return false;\n        }\n        return true;\n    }\n\n    function initElement(el) {\n        if (isNaN(parseFloat(el.computed.top)) || el.isCell) return;\n\n        el.inited = true;\n\n        if (!el.clone) clone(el);\n        if (el.parent.computed.position != 'absolute' &&\n            el.parent.computed.position != 'relative') el.parent.node.style.position = 'relative';\n\n        recalcElementPos(el);\n\n        el.parent.height = el.parent.node.offsetHeight;\n        el.docOffsetTop = getDocOffsetTop(el.clone);\n    }\n\n    function deinitElement(el) {\n        var deinitParent = true;\n\n        el.clone && killClone(el);\n        mergeObjects(el.node.style, el.css);\n\n        //check whether element's parent is used by other stickies\n        for (var i = watchArray.length - 1; i >= 0; i--) {\n            if (watchArray[i].node !== el.node && watchArray[i].parent.node === el.parent.node) {\n                deinitParent = false;\n                break;\n            }\n        };\n\n        if (deinitParent) el.parent.node.style.position = el.parent.css.position;\n        el.mode = -1;\n    }\n\n    function initAll() {\n        for (var i = watchArray.length - 1; i >= 0; i--) {\n            initElement(watchArray[i]);\n        }\n    }\n\n    function deinitAll() {\n        for (var i = watchArray.length - 1; i >= 0; i--) {\n            deinitElement(watchArray[i]);\n        }\n    }\n\n    function switchElementMode(el, mode) {\n        var nodeStyle = el.node.style;\n\n        switch (mode) {\n            case 0:\n                nodeStyle.position = 'absolute';\n                nodeStyle.left = el.offset.left + 'px';\n                nodeStyle.right = el.offset.right + 'px';\n                nodeStyle.top = el.offset.top + 'px';\n                nodeStyle.bottom = 'auto';\n                nodeStyle.width = 'auto';\n                nodeStyle.marginLeft = 0;\n                nodeStyle.marginRight = 0;\n                nodeStyle.marginTop = 0;\n                break;\n\n            case 1:\n                nodeStyle.position = 'fixed';\n                nodeStyle.left = el.box.left + 'px';\n                nodeStyle.right = el.box.right + 'px';\n                nodeStyle.top = el.css.top;\n                nodeStyle.bottom = 'auto';\n                nodeStyle.width = 'auto';\n                nodeStyle.marginLeft = 0;\n                nodeStyle.marginRight = 0;\n                nodeStyle.marginTop = 0;\n                break;\n\n            case 2:\n                nodeStyle.position = 'absolute';\n                nodeStyle.left = el.offset.left + 'px';\n                nodeStyle.right = el.offset.right + 'px';\n                nodeStyle.top = 'auto';\n                nodeStyle.bottom = 0;\n                nodeStyle.width = 'auto';\n                nodeStyle.marginLeft = 0;\n                nodeStyle.marginRight = 0;\n                break;\n        }\n\n        el.mode = mode;\n    }\n\n    function clone(el) {\n        el.clone = document.createElement('div');\n\n        var refElement = el.node.nextSibling || el.node,\n            cloneStyle = el.clone.style;\n\n        cloneStyle.height = el.height + 'px';\n        cloneStyle.width = el.width + 'px';\n        cloneStyle.marginTop = el.computed.marginTop;\n        cloneStyle.marginBottom = el.computed.marginBottom;\n        cloneStyle.marginLeft = el.computed.marginLeft;\n        cloneStyle.marginRight = el.computed.marginRight;\n        cloneStyle.padding = cloneStyle.border = cloneStyle.borderSpacing = 0;\n        cloneStyle.fontSize = '1em';\n        cloneStyle.position = 'static';\n        cloneStyle.cssFloat = el.computed.cssFloat;\n\n        el.node.parentNode.insertBefore(el.clone, refElement);\n    }\n\n    function killClone(el) {\n        el.clone.parentNode.removeChild(el.clone);\n        el.clone = undefined;\n    }\n\n    function getElementParams(node) {\n        var computedStyle = getComputedStyle(node),\n            parentNode = node.parentNode,\n            parentComputedStyle = getComputedStyle(parentNode),\n            cachedPosition = node.style.position;\n\n        node.style.position = 'relative';\n\n        var computed = {\n                top: computedStyle.top,\n                marginTop: computedStyle.marginTop,\n                marginBottom: computedStyle.marginBottom,\n                marginLeft: computedStyle.marginLeft,\n                marginRight: computedStyle.marginRight,\n                cssFloat: computedStyle.cssFloat\n            },\n            numeric = {\n                top: parseNumeric(computedStyle.top),\n                marginBottom: parseNumeric(computedStyle.marginBottom),\n                paddingLeft: parseNumeric(computedStyle.paddingLeft),\n                paddingRight: parseNumeric(computedStyle.paddingRight),\n                borderLeftWidth: parseNumeric(computedStyle.borderLeftWidth),\n                borderRightWidth: parseNumeric(computedStyle.borderRightWidth)\n            };\n\n        node.style.position = cachedPosition;\n\n        var css = {\n                position: node.style.position,\n                top: node.style.top,\n                bottom: node.style.bottom,\n                left: node.style.left,\n                right: node.style.right,\n                width: node.style.width,\n                marginTop: node.style.marginTop,\n                marginLeft: node.style.marginLeft,\n                marginRight: node.style.marginRight\n            },\n            nodeOffset = getElementOffset(node),\n            parentOffset = getElementOffset(parentNode),\n            \n            parent = {\n                node: parentNode,\n                css: {\n                    position: parentNode.style.position\n                },\n                computed: {\n                    position: parentComputedStyle.position\n                },\n                numeric: {\n                    borderLeftWidth: parseNumeric(parentComputedStyle.borderLeftWidth),\n                    borderRightWidth: parseNumeric(parentComputedStyle.borderRightWidth),\n                    borderTopWidth: parseNumeric(parentComputedStyle.borderTopWidth),\n                    borderBottomWidth: parseNumeric(parentComputedStyle.borderBottomWidth)\n                }\n            },\n\n            el = {\n                node: node,\n                box: {\n                    left: nodeOffset.win.left,\n                    right: html.clientWidth - nodeOffset.win.right\n                },\n                offset: {\n                    top: nodeOffset.win.top - parentOffset.win.top - parent.numeric.borderTopWidth,\n                    left: nodeOffset.win.left - parentOffset.win.left - parent.numeric.borderLeftWidth,\n                    right: -nodeOffset.win.right + parentOffset.win.right - parent.numeric.borderRightWidth\n                },\n                css: css,\n                isCell: computedStyle.display == 'table-cell',\n                computed: computed,\n                numeric: numeric,\n                width: nodeOffset.win.right - nodeOffset.win.left,\n                height: nodeOffset.win.bottom - nodeOffset.win.top,\n                mode: -1,\n                inited: false,\n                parent: parent,\n                limit: {\n                    start: nodeOffset.doc.top - numeric.top,\n                    end: parentOffset.doc.top + parentNode.offsetHeight - parent.numeric.borderBottomWidth -\n                        node.offsetHeight - numeric.top - numeric.marginBottom\n                }\n            };\n\n        return el;\n    }\n\n    function getDocOffsetTop(node) {\n        var docOffsetTop = 0;\n\n        while (node) {\n            docOffsetTop += node.offsetTop;\n            node = node.offsetParent;\n        }\n\n        return docOffsetTop;\n    }\n\n    function getElementOffset(node) {\n        var box = node.getBoundingClientRect();\n\n            return {\n                doc: {\n                    top: box.top + win.pageYOffset,\n                    left: box.left + win.pageXOffset\n                },\n                win: box\n            };\n    }\n\n    function startFastCheckTimer() {\n        checkTimer = setInterval(function() {\n            !fastCheck() && rebuild();\n        }, 500);\n    }\n\n    function stopFastCheckTimer() {\n        clearInterval(checkTimer);\n    }\n\n    function handlePageVisibilityChange() {\n        if (!initialized) return;\n\n        if (document[hiddenPropertyName]) {\n            stopFastCheckTimer();\n        }\n        else {\n            startFastCheckTimer();\n        }\n    }\n\n    function init() {\n        if (initialized) return;\n\n        updateScrollPos();\n        initAll();\n\n        win.addEventListener('scroll', onScroll);\n        win.addEventListener('wheel', onWheel);\n\n        //watch for width changes\n        win.addEventListener('resize', rebuild);\n        win.addEventListener('orientationchange', rebuild);\n\n        //watch for page visibility\n        doc.addEventListener(visibilityChangeEventName, handlePageVisibilityChange);\n\n        startFastCheckTimer();\n\n        initialized = true;\n    }\n\n    function rebuild() {\n        if (!initialized) return;\n\n        deinitAll();\n        \n        for (var i = watchArray.length - 1; i >= 0; i--) {\n            watchArray[i] = getElementParams(watchArray[i].node);\n        }\n        \n        initAll();\n    }\n\n    function pause() {\n        win.removeEventListener('scroll', onScroll);\n        win.removeEventListener('wheel', onWheel);\n        win.removeEventListener('resize', rebuild);\n        win.removeEventListener('orientationchange', rebuild);\n        doc.removeEventListener(visibilityChangeEventName, handlePageVisibilityChange);\n\n        stopFastCheckTimer();\n\n        initialized = false;\n    }\n\n    function stop() {\n        pause();\n        deinitAll(); \n    }\n\n    function kill() {\n        stop();\n\n        //empty the array without loosing the references,\n        //the most performant method according to http://jsperf.com/empty-javascript-array\n        while (watchArray.length) {\n            watchArray.pop();\n        }\n    }\n\n    function add(node) {\n        //check if Stickyfill is already applied to the node\n        for (var i = watchArray.length - 1; i >= 0; i--) {\n            if (watchArray[i].node === node) return;\n        };\n\n        var el = getElementParams(node);\n\n        watchArray.push(el);\n\n        if (!initialized) {\n            init();\n        }\n        else {\n            initElement(el);\n        }\n    }\n\n    function remove(node) {\n        for (var i = watchArray.length - 1; i >= 0; i--) {\n            if (watchArray[i].node === node) {\n                deinitElement(watchArray[i]);\n                watchArray.splice(i, 1);\n            }\n        };\n    }\n\n    //expose Stickyfill\n    return {\n        stickies: watchArray,\n        add: add,\n        remove: remove,\n        init: init,\n        rebuild: rebuild,\n        pause: pause,\n        stop: stop,\n        kill: kill\n    };\n})"],"names":["Breakpoints","name","value","StickyFill","Sticky","window","WidgetSticky","_classCallCheck","matchMedia","addEventListener","this","checkBreakpoints","setTimeout","key","forEach","breakpoint","elements","document","getElementsByClassName","concat","action","matches","i","length","module","exports","doc","win","scroll","checkTimer","watchArray","initialized","html","documentElement","noop","hiddenPropertyName","visibilityChangeEventName","undefined","webkitHidden","getComputedStyle","seppuku","prefixes","block","createElement","style","position","e","init","add","rebuild","pause","stop","kill","parseNumeric","val","parseFloat","updateScrollPos","top","pageYOffset","left","pageXOffset","onScroll","recalcAllPos","onWheel","event","recalcElementPos","el","inited","currentMode","limit","start","end","mode","nodeStyle","node","offset","right","bottom","width","marginLeft","marginRight","marginTop","box","css","switchElementMode","initElement","isNaN","computed","isCell","clone","refElement","nextSibling","cloneStyle","height","marginBottom","padding","border","borderSpacing","fontSize","cssFloat","parentNode","insertBefore","parent","offsetHeight","docOffsetTop","getDocOffsetTop","deinitElement","deinitParent","removeChild","killClone","targetObj","sourceObject","hasOwnProperty","mergeObjects","initAll","deinitAll","getElementParams","computedStyle","parentComputedStyle","cachedPosition","numeric","paddingLeft","paddingRight","borderLeftWidth","borderRightWidth","nodeOffset","getElementOffset","parentOffset","borderTopWidth","borderBottomWidth","clientWidth","display","offsetTop","offsetParent","getBoundingClientRect","startFastCheckTimer","setInterval","deltaTop","Math","abs","deltaHeight","fastCheck","stopFastCheckTimer","clearInterval","handlePageVisibilityChange","removeEventListener","pop","push","stickies","remove","splice"],"sourceRoot":""}