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* Fixit Trigger\n *\n * This module is a wrapper around born-fixit to allow the use of [data-fixit-trigger]\n * attribute on any element.\n *\n * see ../helpers/modules.js for \"fixit\" module initialization\n */\n\nimport Fixit from '@borngroup/born-fixit';\nimport { callbackOnElements } from '@borngroup/born-utilities';\nimport { breakpointRanges, objectAssign } from '../helpers/utilities';\n\nexport default class FixitTrigger {\n    constructor(options) {\n        options.settings = options.settings || {};\n        this.settingsAttribute = options.settings.settingsAttribute || 'data-fixit-trigger';\n\n        callbackOnElements(options.elements, this.setupFixitElements.bind(this, options.settings));\n    }\n\n    /**\n     * Parses the provided `fixitNode` element and tries to find a `this.settingsAttribute` configuration.\n     * The configuration is parsed and merged against an optional `settings` object that can be passed to the constructor.\n     */\n    setupFixitElements(settings, fixitNode) {\n        let parsedOptions = JSON.parse(fixitNode.getAttribute(this.settingsAttribute)) || {};\n\n        // In this module scenario, target will always be fixitNode.\n        parsedOptions.target = fixitNode;\n        parsedOptions.enabled = parsedOptions.enabled ? FixitTrigger.isEnabled.bind(this, parsedOptions.enabled) : undefined;\n\n        parsedOptions.respondToParent = this.getElement(parsedOptions.respondToParent);\n        parsedOptions.containedInParent = this.getElement(parsedOptions.containedInParent);\n\n        fixitNode.removeAttribute(this.settingsAttribute);\n\n        new Fixit(objectAssign({}, settings, parsedOptions));\n\n        if (parsedOptions.dynamicOffset) {\n            this.setupDynamicOffset(fixitNode, parsedOptions.dynamicOffset);\n        }\n    }\n\n    getElement(elSelector) {\n        return typeof elSelector === 'string' ? document.querySelector(elSelector) : elSelector;\n    }\n\n    /**\n     * Configure a dynamic offset element,\n     * which uses FixIt's API to toggle the offset value in the current fixit-trigger node.\n     */\n    setupDynamicOffset(fixitNode, offsetSelector) {\n        this.getElement(offsetSelector).addEventListener('fixit:scrollDirectionUpdate', function(evt) {\n            let currentInstance = Fixit.getInstance(fixitNode);\n\n            if (!currentInstance.isFrozen && !currentInstance.isDocked) {\n                if (evt.detail.newDirection === 'up' && evt.detail.previousDirection) {\n                    currentInstance.setOffsetElements(offsetSelector);\n\n                    currentInstance.setOffsetValue();\n                } else {\n                    currentInstance.offset = 0;\n                }\n\n                currentInstance.setTargetPos(currentInstance.offset === 0);\n            }\n        });\n    }\n\n    /**\n     * Determines wether or not Fixit should be enabled.\n     * This method is called within Fixit on init and resize.\n     * Leverages `breakpointRanges` to match agains the `breakpointName` value.\n     * @return {Boolean}                [description]\n     */\n    static isEnabled(breakpointName) {\n        let matchedBreakpoint = breakpointRanges[breakpointName];\n\n        return matchedBreakpoint && (!matchedBreakpoint.min || document.body.offsetWidth >= matchedBreakpoint.min) && (!matchedBreakpoint.max || document.body.offsetWidth <= matchedBreakpoint.max);\n    }\n}\n","\"use strict\";Object.defineProperty(exports,\"__esModule\",{value:true});exports[\"default\"]=void 0;function _classCallCheck(instance,Constructor){if(!(instance instanceof Constructor)){throw new TypeError(\"Cannot call a class as a function\")}}function _defineProperties(target,props){for(var i=0;i<props.length;i++){var descriptor=props[i];descriptor.enumerable=descriptor.enumerable||false;descriptor.configurable=true;if(\"value\"in descriptor)descriptor.writable=true;Object.defineProperty(target,descriptor.key,descriptor)}}function _createClass(Constructor,protoProps,staticProps){if(protoProps)_defineProperties(Constructor.prototype,protoProps);if(staticProps)_defineProperties(Constructor,staticProps);return Constructor}var PROPERTIES={direction:{up:\"up\",down:\"down\"}},INSTANCES=new Map;var FixIt=function(){function FixIt(){var options=arguments.length>0&&arguments[0]!==undefined?arguments[0]:{};_classCallCheck(this,FixIt);this.options=options;this.shouldEnable=this.options.enabled||function(){return true};this.target=(typeof this.options.target===\"string\"?document.querySelector(this.options.target):this.options.target)||false;if(this.options.offset&&isNaN(this.options.offset)){this.setOffsetElements();this.setOffsetValue()}else{this.offset=this.options.offset||0}this._scrollDirectionWait=this.options.scrollDirectionWait||100;this._scrollPositionThereshold=this.options.scrollPositionThereshold||75;this._scrollDirectionThrottle=this.options.scrollDirectionThrottle||16;this._boundUpdateStickyStatus=this.updateStickyStatus.bind(this);this._boundEnableSticky=this.enableSticky.bind(this,150);if(this.target){this.enableSticky();window.addEventListener(\"resize\",this._boundEnableSticky)}INSTANCES.set(this.target,this)}_createClass(FixIt,[{key:\"enableSticky\",value:function enableSticky(timeOut){window.clearTimeout(this._resizeTimeout);this._resizeTimeout=window.setTimeout(function(){this.setOffsetValue();if(!this.isEnabled&&this.shouldEnable()){this.isEnabled=true;if(!this.placeholder){this.initialSetup()}this._updateInterval=window.setInterval(this._boundUpdateStickyStatus.bind(this,true),100);window.addEventListener(\"scroll\",this._boundUpdateStickyStatus);this._boundUpdateStickyStatus()}else if(this.isEnabled&&!this.shouldEnable()){this.isEnabled=false;this.setInactive();window.clearInterval(this._updateInterval);window.removeEventListener(\"scroll\",this._boundUpdateStickyStatus)}}.bind(this),timeOut||0)}},{key:\"destroySticky\",value:function destroySticky(){this.isEnabled=false;this.setInactive();this.removePlaceholder();window.clearTimeout(this._resizeTimeout);window.clearInterval(this._updateInterval);window.removeEventListener(\"resize\",this._boundEnableSticky);window.removeEventListener(\"scroll\",this._boundUpdateStickyStatus)}},{key:\"setOffsetValue\",value:function setOffsetValue(){var resultSum=0;if(this.offsetElements instanceof NodeList){[].forEach.call(this.offsetElements,function(currentEl){resultSum+=Math.round(currentEl.getBoundingClientRect().height)})}else{resultSum=this.offset||0}return this.offset=resultSum}},{key:\"setOffsetElements\",value:function setOffsetElements(offset){offset=offset||this.options.offset;return this.offsetElements=typeof offset===\"string\"?document.querySelectorAll(offset):offset}},{key:\"initialSetup\",value:function initialSetup(){this.setPlaceholder();this.parentContainer=this.options.containedInParent?this.options.containedInParent instanceof HTMLElement?this.options.containedInParent:this.target.parentNode:false;if(this.options.respondToParent){this.target.classList.add(\"fixit--respond-to-parent\");this.options.respondToParent=this.options.respondToParent instanceof HTMLElement?this.options.respondToParent:this.parentContainer;window.addEventListener(\"resize\",this.respondTo.bind(this));this.target.addEventListener(\"fixit:triggerResize\",this.respondTo.bind(this))}this.scrollPosition=0;this.publishEvent(\"fixit\",\"init\",this.target,{FixIt:this});if(typeof this.options.onInitCallback===\"function\"){this.options.onInitCallback(this.target,this)}this.target.addEventListener(\"fixit:updateScrollDirection\",function(evt){this.updateScrollDirection(evt.detail.scrollDirection)}.bind(this))}},{key:\"updateStickyStatus\",value:function updateStickyStatus(isAutoUpdate){isAutoUpdate=typeof isAutoUpdate===\"boolean\"?isAutoUpdate:false;if(!isAutoUpdate||isAutoUpdate&&this._previousDocumentHeight!==this.getDocumentHeight()){this.setRectangles();this._scrollListeningStart=this.options.fromViewportBottom?this._placeholderRect.top+this._targetRect.height-Math.max(window.innerHeight,document.documentElement.clientHeight):this._placeholderRect.top;if((!this.parentContainer||this._targetRect.height<this._parentContainerRect.height)&&this._scrollListeningStart<this.offset){this.getScrollDirection();this._previousDocumentHeight=this.getDocumentHeight();this.toggletFullyScrolled(this._placeholderRect.top+this._targetRect.height<this.offset);if(this.options.enableDirectionUpdates){this.requestScrollDirectionUpdate(this.currentScrollDirection)}if(!this.targetIsTall()){this.unsetIsTall();if(!this.isActive){this.setActive()}}else{this.setIsTall();if(this.currentScrollDirection===PROPERTIES.direction.down){if(Math.round(this._targetRect.bottom)<=Math.max(window.innerHeight,document.documentElement.clientHeight)){if(!this.isActive){this.isFrozen=false;this.setActive(true)}}else 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parentComputedStyle=window.getComputedStyle(this.options.respondToParent),parentWidth=this.options.respondToParent.getBoundingClientRect().width-parseFloat(parentComputedStyle[\"padding-left\"])-parseFloat(parentComputedStyle[\"padding-right\"]);this.target.style.width=parentWidth+\"px\"}}},{key:\"setFrozen\",value:function setFrozen(){this.isFrozen=true;this.target.style.top=Math.abs(this._parentContainerRect.top-this._targetRect.top)+\"px\";this.target.classList.remove(\"fixit--active\");this.target.classList.add(\"fixit--frozen\")}},{key:\"setBottom\",value:function setBottom(){this.isBottom=true;this.setTargetPos(true);this.target.classList.add(\"fixit--bottom\")}},{key:\"unsetBottom\",value:function unsetBottom(){this.isBottom=false;this.target.classList.remove(\"fixit--bottom\")}},{key:\"setIsTall\",value:function setIsTall(){this.isTall=true;this.target.classList.add(\"fixit--is-tall\")}},{key:\"unsetIsTall\",value:function 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setPlaceholderProps(sync){if(this.placeholder){if(sync){this.placeholder.style.height=this._targetRect.height+\"px\";this.placeholder.style.margin=window.getComputedStyle(this.target).margin}else{this.placeholder.style.height=\"\";this.placeholder.style.margin=\"\"}}}},{key:\"targetIsTall\",value:function targetIsTall(){return this._targetRect.height+this.offset>document.documentElement.clientHeight}},{key:\"getScrollDirection\",value:function getScrollDirection(){if(this.scrollPosition>this._placeholderRect.top){this.currentScrollDirection=PROPERTIES.direction.down}else if(this.scrollPosition<this._placeholderRect.top){this.currentScrollDirection=PROPERTIES.direction.up}this.scrollPosition=this._placeholderRect.top;return this.currentScrollDirection}},{key:\"requestScrollDirectionUpdate\",value:function requestScrollDirectionUpdate(newScrollDirection){this._setScrollDirectionCallCount=(this._setScrollDirectionCallCount||0)+1;this._newScrollPosition=this._placeholderRect.top;if(this._setScrollDirectionCallCount>=this._scrollDirectionThrottle){this._updateScrollDirectionOnThreshold(newScrollDirection);this._setScrollDirectionCallCount=0}window.clearTimeout(this._scrollDirectionTimeout);this._scrollDirectionTimeout=window.setTimeout(function(){this._updateScrollDirectionOnThreshold(newScrollDirection);this._prevScrollPosition=this._placeholderRect.top}.bind(this),this._scrollDirectionWait)}},{key:\"_updateScrollDirectionOnThreshold\",value:function _updateScrollDirectionOnThreshold(newScrollDirection){this._diffScrollPosition=Math.abs(this._newScrollPosition-(this._prevScrollPosition||0));if(this._diffScrollPosition>this._scrollPositionThereshold){this.updateScrollDirection(newScrollDirection)}}},{key:\"updateScrollDirection\",value:function updateScrollDirection(newScrollDirection){this.publishEvent(\"fixit\",\"scrollDirectionUpdate\",this.target,{previousDirection:this._prevScrollDirection,newDirection:newScrollDirection,FixIt:this});if(this._prevScrollDirection!==newScrollDirection){this.target.classList.add(\"fixit--scroll-\".concat(newScrollDirection));this.target.classList.remove(\"fixit--scroll-\".concat(this._prevScrollDirection));if(this._prevScrollDirection){this.target.classList.add(\"fixit--scroll-direction-change\")}this._prevScrollDirection=newScrollDirection;this._prevScrollPosition=this._placeholderRect.top}}},{key:\"toggletFullyScrolled\",value:function toggletFullyScrolled(setScrolled){if(setScrolled){this.target.classList.add(\"fixit--scrolled\")}else{this.target.classList.remove(\"fixit--scrolled\")}}},{key:\"publishEvent\",value:function publishEvent(moduleName,eventName,target,detail){var event,params={bubbles:true,cancelable:true,detail:detail},eventString=moduleName&&eventName?\"\".concat(moduleName,\":\").concat(eventName):moduleName||eventName;if(typeof window.CustomEvent!==\"function\"){event=document.createEvent(\"CustomEvent\");event.initCustomEvent(eventString,params.bubbles,params.cancelable,null)}else{event=new CustomEvent(eventString,params)}target.dispatchEvent(event)}}],[{key:\"getInstance\",value:function getInstance(el){return INSTANCES.get(el)}}]);return FixIt}();exports[\"default\"]=FixIt;"],"sourceRoot":""}