@xysfe/memento-core/dist/replay/memento-core-replay.min.js

record and replay the web

var mementoCoreReplay=function(e){"use strict";
/*! *****************************************************************************
    Copyright (c) Microsoft Corporation.

    Permission to use, copy, modify, and/or distribute this software for any
    purpose with or without fee is hereby granted.

    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
    REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
    AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
    INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
    LOSS OF USE, DATA OR PROFITS, WHETHER IN AN ACTION OF CONTRACT, NEGLIGENCE OR
    OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
    PERFORMANCE OF THIS SOFTWARE.
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/*! *****************************************************************************
    Copyright (c) Microsoft Corporation.

    Permission to use, copy, modify, and/or distribute this software for any
    purpose with or without fee is hereby granted.

    THE SOFTWARE IS PROVIDED "AS IS" AND THE AUTHOR DISCLAIMS ALL WARRANTIES WITH
    REGARD TO THIS SOFTWARE INCLUDING ALL IMPLIED WARRANTIES OF MERCHANTABILITY
    AND FITNESS. IN NO EVENT SHALL THE AUTHOR BE LIABLE FOR ANY SPECIAL, DIRECT,
    INDIRECT, OR CONSEQUENTIAL DAMAGES OR ANY DAMAGES WHATSOEVER RESULTING FROM
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    OTHER TORTIOUS ACTION, ARISING OUT OF OR IN CONNECTION WITH THE USE OR
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events.");this.config=Object.assign({},se,n),this.handleResize=this.handleResize.bind(this),this.getCastFn=this.getCastFn.bind(this),this.emitter.on(A.Resize,this.handleResize),_(),"NodeList"in window&&!NodeList.prototype.forEach&&(NodeList.prototype.forEach=Array.prototype.forEach),this.setupDom(),this.treeIndex=new H,this.fragmentParentMap=new Map,this.emitter.on(A.Flush,(function(){var e,n,i,s,l,c,u=r.treeIndex.flush(),f=u.scrollMap,d=u.inputMap;try{for(var p=o(f.values()),h=p.next();!h.done;h=p.next()){var m=h.value;r.applyScroll(m)}}catch(t){e={error:t}}finally{try{h&&!h.done&&(n=p.return)&&n.call(p)}finally{if(e)throw e.error}}try{for(var v=o(d.values()),y=v.next();!y.done;y=v.next()){m=y.value;r.applyInput(m)}}catch(e){i={error:e}}finally{try{y&&!y.done&&(s=v.return)&&s.call(v)}finally{if(i)throw i.error}}try{for(var g=o(r.fragmentParentMap.entries()),b=g.next();!b.done;b=g.next()){var w=a(b.value,2),x=w[0],E=w[1];z.map[E.__sn.id]=E,E.__sn.type===t.Element&&"textarea"===E.__sn.tagName&&x.textContent&&(E.value=x.textContent),E.appendChild(x)}}catch(e){l={error:e}}finally{try{b&&!b.done&&(c=g.return)&&c.call(g)}finally{if(l)throw l.error}}r.fragmentParentMap.clear()})),this.emitter.on(A.EventCast,(function(e){r.timeDisplayer&&(r.timeDisplayer.innerText=function(e,t){var n={"M+":e.getMonth()+1,"d+":e.getDate(),"h+":e.getHours(),"m+":e.getMinutes(),"s+":e.getSeconds(),"q+":Math.floor((e.getMonth()+3)/3),S:e.getMilliseconds()};for(var r in/(y+)/.test(t)&&(t=t.replace(RegExp.$1,(e.getFullYear()+"").substr(4-RegExp.$1.length))),n)new RegExp("("+r+")").test(t)&&(t=t.replace(RegExp.$1,1===RegExp.$1.length?n[r]:("00"+n[r]).substr((""+n[r]).length)));return t}(new Date(e.timestamp),"yyyy/M/d hh:mm:ss"))})),this.service=$({events:e.map((function(e){return n&&n.unpackFn?n.unpackFn(e):e})),timer:new D(this.config),speed:(null==n?void 0:n.speed)||se.speed,timeOffset:0,baselineTime:0,lastPlayedEvent:null},{getCastFn:this.getCastFn,emitter:this.emitter}),this.service.start(),this.service.subscribe((function(e){e.changed}));var i=this.service.state.context.events,s=i.find((function(e){return e.type===E.Meta})),l=i.find((function(e){return e.type===E.FullSnapshot}));if(s){var c=s.data,u=c.width,f=c.height;this.emitter.emit(A.Resize,{width:u,height:f})}l&&this.rebuildFullSnapshot(l)}return Object.defineProperty(e.prototype,"timer",{get:function(){return this.service.state.context.timer},enumerable:!1,configurable:!0}),e.prototype.on=function(e,t){this.emitter.on(e,t)},e.prototype.setConfig=function(e){var t=this;Object.keys(e).forEach((function(n){t.config[n]=e[n]})),this.config.skipInactive||(this.normalSpeed=-1),!("normalSpeed"in e)&&"speed"in e&&(this.config.normalSpeed=e.speed),void 0!==e.mouseTail&&(!1===e.mouseTail?this.mouseTail&&(this.mouseTail.style.display="none"):(this.mouseTail||(this.mouseTail=document.createElement("canvas"),this.mouseTail.width=Number.parseFloat(this.iframe.width),this.mouseTail.height=Number.parseFloat(this.iframe.height),this.mouseTail.classList.add("replayer-mouse-tail"),this.wrapper.insertBefore(this.mouseTail,this.iframe)),this.mouseTail.style.display="inherit"))},e.prototype.getMetaData=function(){var e=this.service.state.context.events,t=e[0],n=e[e.length-1];return{startTime:t.timestamp,endTime:n.timestamp,totalTime:n.timestamp-t.timestamp}},e.prototype.getCurrentTime=function(){return this.timer.timeOffset+this.getTimeOffset()},e.prototype.getTimeOffset=function(){var e=this.service.state.context;return e.baselineTime-e.events[0].timestamp},e.prototype.play=function(e){void 0===e&&(e=0),this.nextUserInteractionEvent=null,this.restoreSpeed(),"ended"===this.service.state.value&&(this.service.state.context.lastPlayedEvent=null,this.service.send({type:"REPLAY",payload:{timeOffset:e}})),"paused"===this.service.state.value?this.service.send({type:"RESUME",payload:{timeOffset:e}}):this.service.send({type:"PLAY",payload:{timeOffset:e}}),this.emitter.emit(A.Start)},e.prototype.pause=function(){this.service.send({type:"PAUSE"}),this.emitter.emit(A.Pause)},e.prototype.resume=function(e){void 0===e&&(e=0),this.service.send({type:"RESUME",payload:{timeOffset:e}}),this.emitter.emit(A.Resume)},e.prototype.startLive=function(e){this.service.send({type:"TO_LIVE",payload:{baselineTime:e}})},e.prototype.addEvent=function(e){var t=this,n=this.config.unpackFn?this.config.unpackFn(e):e;Promise.resolve().then((function(){return t.service.send({type:"ADD_EVENT",payload:{event:n}})}))},e.prototype.addEvents=function(e){var t=this,n=e.map((function(e){return t.config.unpackFn?t.config.unpackFn(e):e}));Promise.resolve().then((function(){return t.service.send({type:"ADD_EVENTS",payload:{events:n}})}))},e.prototype.enableInteract=function(){this.iframe.setAttribute("scrolling","auto"),this.iframe.style.pointerEvents="auto"},e.prototype.disableInteract=function(){this.iframe.setAttribute("scrolling","no"),this.iframe.style.pointerEvents="none"},e.prototype.setupDom=function(){this.wrapper=document.createElement("div"),this.wrapper.classList.add("replayer-wrapper"),this.config.root.appendChild(this.wrapper),this.timeDisplayer=document.createElement("span");var e=document.createElement("div");e.classList.add("replayer-time"),e.appendChild(this.timeDisplayer),this.wrapper.appendChild(e),this.mouse=document.createElement("div"),this.mouse.classList.add("replayer-mouse"),this.wrapper.appendChild(this.mouse),!1!==this.config.mouseTail&&(this.mouseTail=document.createElement("canvas"),this.mouseTail.classList.add("replayer-mouse-tail"),this.mouseTail.style.display="inherit",this.wrapper.appendChild(this.mouseTail)),this.iframe=document.createElement("iframe");var t=["allow-same-origin"];this.config.UNSAFE_replayCanvas&&t.push("allow-scripts"),this.iframe.style.display="none",this.iframe.setAttribute("sandbox",t.join(" ")),this.disableInteract(),this.wrapper.appendChild(this.iframe)},e.prototype.handleResize=function(e){var t,n;this.iframe.style.display="inherit";try{for(var r=o([this.mouseTail,this.iframe]),i=r.next();!i.done;i=r.next()){var a=i.value;a&&(a.setAttribute("width",String(e.width)),a.setAttribute("height",String(e.height)))}}catch(e){t={error:e}}finally{try{i&&!i.done&&(n=r.return)&&n.call(r)}finally{if(t)throw t.error}}},e.prototype.getCastFn=function(e,t){var n,r=this;void 0===t&&(t=!1);var i=function(){if(!t){for(var n=r.service.state.context.events,i=0,o=0,a=n.length;o<a;o++)if(n[o]===e){i=o;break}if(r.config.forceSkipInactive)if(n[i+1]&&n[i+1].timestamp-e.timestamp>3e5)return void r.play(n[i+1].timestamp-n[0].timestamp);if(e===r.nextUserInteractionEvent&&(r.nextUserInteractionEvent=null,r.restoreSpeed()),r.config.skipInactive&&!r.nextUserInteractionEvent){var s=r.service.state.context.events;for(o=i+1,a=s.length;o<a;o++){var l=s[o];if(r.isUserInteraction(l)||l.type===E.FullSnapshot){l.delay-e.delay>1e4*r.config.speed&&(r.nextUserInteractionEvent=l);break}}if(r.nextUserInteractionEvent){r.normalSpeed=r.config.normalSpeed;var c=r.nextUserInteractionEvent.delay-e.delay,u={speed:Math.min(Math.round(c/5e3),3600),normalSpeed:r.normalSpeed};r.setConfig(u),r.emitter.emit(A.SkipStart,u)}}}};switch(e.type){case E.DomContentLoaded:case E.Load:case E.PageChange:break;case E.Custom:n=function(){r.emitter.emit(A.CustomEvent,e)};break;case E.Meta:n=function(){return r.emitter.emit(A.Resize,{width:e.data.width,height:e.data.height})};break;case E.FullSnapshot:n=function(){r.rebuildFullSnapshot(e),r.iframe.contentWindow.scrollTo(e.data.initialOffset),i()};break;case E.IncrementalSnapshot:n=function(){try{r.applyIncremental(e,t)}catch(e){console.error(e)}i()}}return function(){var t=r.service.state.context.events;n&&n(),r.service.send({type:"CAST_EVENT",payload:{event:e}}),e===t[t.length-1]&&(r.restoreSpeed(),r.service.send("END"),r.emitter.emit(A.Finish))}},e.prototype.rebuildFullSnapshot=function(e){if(!this.iframe.contentDocument)return console.warn("Looks like your replayer has been destroyed.");Object.keys(this.legacy_missingNodeRetryMap).length&&console.warn("Found unresolved missing node map",this.legacy_missingNodeRetryMap),this.legacy_missingNodeRetryMap={},z.map=b(e.data.node,this.iframe.contentDocument,!0,this.config.cdnHttps)[1];var t=document.createElement("style"),n=this.iframe.contentDocument,r=n.documentElement,i=n.head;r.insertBefore(t,i);for(var o=function(e){var t=["iframe, ."+e.blockClass+" { background: #ccc }","noscript { display: none !important; }"];return"page"===e.mode&&(t.push(".mem-replayer-show { display: block !important; }"),t.push(".mem-replayer-hide { display: none !important; }"),t.push("::-webkit-scrollbar { display: none; }")),t}({blockClass:this.config.blockClass,mode:this.config.mode}).concat(this.config.insertStyleRules),a=0;a<o.length;a++)t.sheet.insertRule(o[a],a);this.emitter.emit(A.FullsnapshotRebuilded,e),"page"!==this.config.mode&&this.waitForStylesheetLoad(),this.config.UNSAFE_replayCanvas&&this.preloadAllImages()},e.prototype.waitForStylesheetLoad=function(){var e,t=this,n=null===(e=this.iframe.contentDocument)||void 0===e?void 0:e.head;if(n){var r,i=new Set,o=this.service.state,a=n.querySelectorAll('link[rel="stylesheet"]');(a=Array.prototype.filter.call(a,(function(e){return!!t.unloadStylesheetMap[e.href]}))).forEach((function(e){e.sheet||(i.add(e),t.unloadStylesheetMap[e.href]=1,e.addEventListener("load",(function(){i.delete(e),0===i.size&&-1!==r&&(o.matches("playing")&&t.resume(t.getCurrentTime()),t.emitter.emit(A.LoadStylesheetEnd),r&&window.clearTimeout(r))})))})),i.size>0&&(this.service.send({type:"PAUSE"}),this.emitter.emit(A.LoadStylesheetStart),r=window.setTimeout((function(){o.matches("playing")&&t.resume(t.getCurrentTime()),r=-1}),this.config.loadTimeout))}},e.prototype.preloadAllImages=function(){return r(this,void 0,Promise,(function(){var e,t,n,r,a,s,l,c,u,f=this;return i(this,(function(i){this.service.state,e=function(){f.service.state},this.emitter.on(A.Start,e),this.emitter.on(A.Pause,e),t=[],n=function(e){e.type===E.IncrementalSnapshot&&e.data.source===S.CanvasMutation&&(t.push(r.deserializeAndPreloadCanvasEvents(e.data,e)),("commands"in e.data?e.data.commands:[e.data]).forEach((function(t){f.preloadImages(t,e)})))},r=this;try{for(a=o(this.service.state.context.events),s=a.next();!s.done;s=a.next())l=s.value,n(l)}catch(e){c={error:e}}finally{try{s&&!s.done&&(u=a.return)&&u.call(a)}finally{if(c)throw c.error}}return[2,Promise.all(t)]}))}))},e.prototype.preloadImages=function(e,t){if("drawImage"===e.property&&"string"==typeof e.args[0]&&!this.imageMap.has(t)){var n=document.createElement("canvas"),r=n.getContext("2d"),i=null==r?void 0:r.createImageData(n.width,n.height);null==i||i.data,JSON.parse(e.args[0]),null==r||r.putImageData(i,0,0)}},e.prototype.deserializeAndPreloadCanvasEvents=function(e,t){return r(this,void 0,void 0,(function(){var o,a,s,l=this;return i(this,(function(c){switch(c.label){case 0:return this.canvasEventMap.has(t)?[3,4]:(o={isUnchanged:!0},"commands"in e?[4,Promise.all(e.commands.map((function(e){return r(l,void 0,void 0,(function(){var t;return i(this,(function(r){switch(r.label){case 0:return[4,Promise.all(e.args.map(te(this.imageMap,null,o)))];case 1:return t=r.sent(),[2,n(n({},e),{args:t})]}}))}))})))]:[3,2]);case 1:return a=c.sent(),!1===o.isUnchanged&&this.canvasEventMap.set(t,n(n({},e),{commands:a})),[3,4];case 2:return[4,Promise.all(e.args.map(te(this.imageMap,null,o)))];case 3:s=c.sent(),!1===o.isUnchanged&&this.canvasEventMap.set(t,n(n({},e),{args:s})),c.label=4;case 4:return[2]}}))}))},e.prototype.applyIncremental=function(e,t){var n=this,o=this.service.state.context.baselineTime,a=e.data;switch(a.source){case S.Mutation:t&&(a.adds.forEach((function(e){return n.treeIndex.add(e)})),a.texts.forEach((function(e){return n.treeIndex.text(e)})),a.attributes.forEach((function(e){return n.treeIndex.attribute(e)})),a.removes.forEach((function(e){return n.treeIndex.remove(e)}))),this.applyMutation(a,t);break;case S.Drag:case S.TouchMove:case S.MouseMove:if(t){var s=a.positions[a.positions.length-1];this.moveAndHover(a,s.x,s.y,s.id,t)}else a.positions.forEach((function(r){var i={doAction:function(){n.moveAndHover(a,r.x,r.y,r.id,t)},delay:r.timeOffset+e.timestamp-o};n.timer.addAction(i)}));break;case S.MouseInteraction:if(-1===a.id)break;var l=new Event(C[a.type].toLowerCase());if(!(f=z.getNode(a.id)))return this.debugNodeNotFound(a,a.id);this.emitter.emit(A.MouseInteraction,{type:a.type,target:f});var c=this.config.triggerFocus;switch(a.type){case C.Blur:"blur"in f&&f.blur();break;case C.Focus:c&&f.focus&&f.focus({preventScroll:!0});break;case C.Click:case C.TouchStart:case C.TouchEnd:t||(this.moveAndHover(a,a.x,a.y,a.id,t),this.mouse.classList.remove("active"),this.mouse.offsetWidth,this.mouse.classList.add("active"));break;default:f.dispatchEvent(l)}break;case S.Scroll:if(-1===a.id)break;if(t){this.treeIndex.scroll(a);break}this.applyScroll(a);break;case S.ViewportResize:a.rotate&&this.emitter.emit(A.Resize,{width:a.width,height:a.height});break;case S.Input:if(-1===a.id)break;if(t){this.treeIndex.input(a);break}this.applyInput(a);break;case S.StyleSheetRule:if(!(f=z.getNode(a.id)))return this.debugNodeNotFound(a,a.id);var u=f.sheet;a.adds&&a.adds.forEach((function(e){var t=e.rule,n=e.index,r=void 0===n?void 0:Math.min(n,u.rules.length);try{u.insertRule(t,r)}catch(e){}})),a.removes&&a.removes.forEach((function(e){var t=e.index;u.deleteRule(t)}));break;case S.CanvasMutation:if(!this.config.UNSAFE_replayCanvas)return;var f;if(!(f=z.getNode(a.id)))return this.debugNodeNotFound(a,a.id);!function(e){var t=e.event,n=e.mutation,o=e.target,a=e.imageMap,s=e.canvasEventMap,l=e.errorHandler;r(this,void 0,Promise,(function(){var e,r,c,u,f;return i(this,(function(i){switch(i.label){case 0:if(i.trys.push([0,10,,11]),e=s.get(t)||n,r="commands"in e?e.commands:[e],![I.WebGL,I.WebGL2].includes(n.type))return[3,5];c=0,i.label=1;case 1:return c<r.length?[4,re({mutation:u=r[c],type:n.type,target:o,imageMap:a,errorHandler:l})]:[3,4];case 2:i.sent(),i.label=3;case 3:return c++,[3,1];case 4:return[2];case 5:c=0,i.label=6;case 6:return c<r.length?(u=r[c],[4,ie({event:t,mutation:u,target:o,imageMap:a,errorHandler:l})]):[3,9];case 7:i.sent(),i.label=8;case 8:return c++,[3,6];case 9:return[3,11];case 10:return f=i.sent(),l(n,f),[3,11];case 11:return[2]}}))}))}({event:e,mutation:a,target:f,imageMap:this.imageMap,canvasEventMap:this.canvasEventMap,errorHandler:this.warnCanvasMutationFailed.bind(this)});break;case S.UserDefinedEvent:if(a.evt===M.LivePlay){var d=this.iframe.contentDocument;if(!d||!a.selector||!a.url)return;var p=d.querySelector(a.selector);p&&p.tagName&&"video"===p.tagName.toLowerCase()&&(p.setAttribute("src",a.url),p.play())}}},e.prototype.applyMutation=function(e,t){var r=this;e.removes.forEach((function(t){var n=z.getNode(t.id);if(!n)return r.warnNodeNotFound(e,t.id);var i=z.getNode(t.parentId);if(!i)return r.warnNodeNotFound(e,t.parentId);if(z.removeNodeFromMap(n),i){var o=r.fragmentParentMap.get(i);o&&o.contains(n)?o.removeChild(n):i.removeChild(n)}}));var i=n({},this.legacy_missingNodeRetryMap),o=[],a=function(e){if(!r.iframe.contentDocument)return console.warn("Looks like your replayer has been destroyed.");var n=z.getNode(e.parentId);if(!n)return o.push(e);var a=r.iframe.contentDocument.contains(n);if(t&&a){var s=document.createDocumentFragment();for(z.map[e.parentId]=s,r.fragmentParentMap.set(s,n);n.firstChild;)s.appendChild(n.firstChild);n=s}var l=null,c=null;if(e.previousId&&(l=z.getNode(e.previousId)),e.nextId&&(c=z.getNode(e.nextId)),null!==e.nextId&&-1!==e.nextId&&!c)return o.push(e);if(!z.has(e.node.id)){var u=g(e.node,r.iframe.contentDocument,z.map,!0,!0,r.config.cdnHttps);-1!==e.previousId&&-1!==e.nextId?(l&&l.nextSibling&&l.nextSibling.parentNode?n.insertBefore(u,l.nextSibling):c&&c.parentNode?n.contains(c)?n.insertBefore(u,c):n.insertBefore(u,null):n.appendChild(u),(e.previousId||e.nextId)&&r.legacy_resolveMissingNode(i,n,u,e)):i[e.node.id]={node:u,mutation:e}}};for(e.adds.forEach((function(e){a(e)}));o.length;){if(o.every((function(e){return!Boolean(z.getNode(e.parentId))})))return o.forEach((function(t){return r.warnNodeNotFound(e,t.node.id)}));var s=o.shift();a(s)}Object.keys(i).length&&Object.assign(this.legacy_missingNodeRetryMap,i),e.texts.forEach((function(t){var n=z.getNode(t.id);if(!n)return r.warnNodeNotFound(e,t.id);r.fragmentParentMap.has(n)&&(n=r.fragmentParentMap.get(n)),n.textContent=t.value})),e.attributes.forEach((function(t){var n=z.getNode(t.id);if(!n)return r.warnNode