scorm-again/dist/scorm-again.min.js

A modern SCORM JavaScript run-time library for SCORM 1.2 and SCORM 2004

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setElapsedSecondsHook(t){e._getElapsedSecondsHook=t}reset(){this._initialized=!1,this._condition="always",this._operator=null,this._parameters=new Map}get condition(){return this._condition}set condition(e){this._condition=e}get operator(){return this._operator}set operator(e){this._operator=e}get parameters(){return this._parameters}set parameters(e){this._parameters=e}get referencedObjective(){return this._referencedObjective}set referencedObjective(e){this._referencedObjective=e}resolveReferencedObjective(e){return this._referencedObjective?e.primaryObjective?.id===this._referencedObjective?e.primaryObjective:(e.objectives||[]).find(e=>e.id===this._referencedObjective)||null:null}evaluate(e){let result;const t=this.resolveReferencedObjective(e);switch(this._condition){case"satisfied":case"objectiveSatisfied":result=t?!0===t.satisfiedStatus:e.successStatus===P||!0===e.objectiveSatisfiedStatus;break;case"objectiveStatusKnown":case"objectiveMeasureKnown":result=t?!!t.measureStatus:!!e.objectiveMeasureStatus;break;case"objectiveMeasureGreaterThan":{const i=this._parameters.get("threshold")||0;result=!!(t?t.measureStatus:e.objectiveMeasureStatus)&&(t?t.normalizedMeasure:e.objectiveNormalizedMeasure)>i;break}case"objectiveMeasureLessThan":{const i=this._parameters.get("threshold")||0;result=!!(t?t.measureStatus:e.objectiveMeasureStatus)&&i>(t?t.normalizedMeasure:e.objectiveNormalizedMeasure);break}case"completed":case"activityCompleted":result=t?t.completionStatus===k:e.isCompleted;break;case"progressKnown":case"activityProgressKnown":result=t?t.completionStatus!==H:"unknown"!==e.completionStatus;break;case"attempted":result=e.attemptCount>0;break;case"attemptLimitExceeded":result=e.hasAttemptLimitExceeded();break;case"timeLimitExceeded":result=this.evaluateTimeLimitExceeded(e);break;case"outsideAvailableTimeRange":result=this.evaluateOutsideAvailableTimeRange(e);break;case"always":result=!0;break;default:result=!1}return"not"===this._operator&&(result=!result),result}evaluateTimeLimitExceeded(t){let i=t.timeLimitDuration;if(!i&&t.attemptAbsoluteDurationLimit&&(i=t.attemptAbsoluteDurationLimit),!i)return!1;const s=r(i,ne);if(0>=s)return!1;let n=0;if(e._getElapsedSecondsHook)try{const 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0!==arguments[1]?arguments[1]:"and";super("sequencingRule"),Ee(this,"_conditions",[]),Ee(this,"_action","skip"),Ee(this,"_conditionCombination","and"),this._action=e,this._conditionCombination=t}reset(){this._initialized=!1,this._conditions=[],this._action="skip",this._conditionCombination="and"}get conditions(){return this._conditions}addCondition(e){if(!(e instanceof Re))throw new O(this._cmi_element+".conditions",j.TYPE_MISMATCH);this._conditions.includes(e)||this._conditions.push(e)}removeCondition(e){if(!(e instanceof Re))throw new O(this._cmi_element+".conditions",j.TYPE_MISMATCH);const t=this._conditions.indexOf(e);return-1!==t&&(this._conditions.splice(t,1),!0)}get action(){return this._action}set action(e){this._action=e}get conditionCombination(){return this._conditionCombination}set conditionCombination(e){this._conditionCombination=e}evaluate(e){return 0===this._conditions.length||("all"===this._conditionCombination||"and"===this._conditionCombination?this._conditions.every(t=>t.evaluate(e)):("any"===this._conditionCombination||"or"===this._conditionCombination)&&this._conditions.some(t=>t.evaluate(e)))}toJSON(){this.jsonString=!0;const result={conditions:this._conditions,action:this._action,conditionCombination:this._conditionCombination};return this.jsonString=!1,result}}class je extends d{constructor(){super("sequencingRules"),Ee(this,"_preConditionRules",[]),Ee(this,"_exitConditionRules",[]),Ee(this,"_postConditionRules",[])}reset(){this._initialized=!1,this._preConditionRules=[],this._exitConditionRules=[],this._postConditionRules=[]}get preConditionRules(){return this._preConditionRules}addPreConditionRule(e){if(!(e instanceof Te))throw new O(this._cmi_element+".preConditionRules",j.TYPE_MISMATCH);this._preConditionRules.push(e)}get exitConditionRules(){return this._exitConditionRules}addExitConditionRule(e){if(!(e instanceof Te))throw new O(this._cmi_element+".exitConditionRules",j.TYPE_MISMATCH);this._exitConditionRules.push(e)}get postConditionRules(){return this._postConditionRules}addPostConditionRule(e){if(!(e instanceof Te))throw new O(this._cmi_element+".postConditionRules",j.TYPE_MISMATCH);this._postConditionRules.push(e)}evaluatePreConditionRules(e){for(const t of this._preConditionRules)if(t.evaluate(e))return t.action;return null}evaluateExitConditionRules(e){for(const t of this._exitConditionRules)if(t.evaluate(e))return t.action;return null}evaluatePostConditionRules(e){for(const t of this._postConditionRules)if(t.evaluate(e))return t.action;return null}toJSON(){this.jsonString=!0;const result={preConditionRules:this._preConditionRules,exitConditionRules:this._exitConditionRules,postConditionRules:this._postConditionRules};return this.jsonString=!1,result}}var Ie=Object.defineProperty;class Ne{constructor(e){((e,t,i)=>{t in e?Ie(e,t,{enumerable:!0,configurable:!0,writable:!0,value:i}):e[t]=i})(this,"activityTree"+"",e)}isInTree(e){return this.activityTree.getAllActivities().includes(e)}isAncestorOf(e,t){let i=t;for(;i;){if(i===e)return!0;i=i.parent}return!1}findCommonAncestor(e,t){if(!e||!t)return null;const i=[];let s=e;for(;s;)i.push(s),s=s.parent;for(s=t;s;){if(i.includes(s))return s;s=s.parent}return null}findChildInPath(e,t){let i=t;for(;i&&i.parent;){if(i.parent===e)return i;i=i.parent}return null}isLastInTree(e){if(e.children.length>0)return!1;let t=e;for(;t;){if(this.activityTree.getNextSibling(t))return!1;t=t.parent}return!0}getCurrentInParent(e){if(e.children)for(const t of e.children)if(t.isActive)return t;return null}isMandatory(e){if(e.sequencingRules&&e.sequencingRules.preConditionRules)for(const t of 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0!==arguments[2]?arguments[2]:{};if(!this.treeQueries.isInTree(t))return{valid:!1,exception:"SB.2.9-2"};if(t===this.activityTree.root)return{valid:!1,exception:"SB.2.9-3"};const s=this.validatePathToRoot(t);if(!s.valid)return s;if(i.checkAvailability&&!t.isAvailable)return{valid:!1,exception:"SB.2.9-7"};if(!e)return{valid:!0,exception:null};const r=this.validateChoiceExit(e,t);if(!r.valid)return r;const n=this.validateAncestorConstraints(e,t);return n.valid?{valid:!0,exception:null}:n}validatePathToRoot(e){let t=e;for(;t;){if(t.isHiddenFromChoice)return{valid:!1,exception:"SB.2.9-4"};if(t.parent&&!t.parent.sequencingControls.choice)return{valid:!1,exception:"SB.2.9-5"};if(t.parent&&t.parent.sequencingControls.preventActivation&&0===e.attemptCount&&!e.isActive)return{valid:!1,exception:"SB.2.9-6"};t=t.parent}return{valid:!0,exception:null}}validateChoiceExit(e,t){let i=e.parent;for(;i;){if(i.isActive&&!i.sequencingControls.choiceExit){if(!this.treeQueries.isAncestorOf(i,t))return{valid:!1,exception:"SB.2.9-8"};break}i=i.parent}return{valid:!0,exception:null}}validateAncestorConstraints(e,t){let i=t.parent;for(;i;){const s=this.validateConstraintsAtLevel(i,e,t);if(!s.valid)return s;i=i.parent}return{valid:!0,exception:null}}validateConstraintsAtLevel(e,t,i){const s=this.treeQueries.findChildInPath(e,i),r=this.treeQueries.findChildInPath(e,t);if(!s||!r)return{valid:!0,exception:null};const n=e.children,o=n.indexOf(s),a=n.indexOf(r);if(-1===o||-1===a)return{valid:!0,exception:null};if(e.sequencingControls.forwardOnly&&a>o)return{valid:!1,exception:"SB.2.9-5"};if(o>a)for(let e=a+1;o>e;e++){const t=n[e];if(t&&this.treeQueries.isMandatory(t)&&!this.treeQueries.isCompleted(t))return{valid:!1,exception:"SB.2.9-6"}}if(e.sequencingControls.constrainChoice){if(o>a+1)return{valid:!1,exception:"SB.2.9-7"};if(a>o&&"completed"!==i.completionStatus&&"passed"!==i.completionStatus)return{valid:!1,exception:"SB.2.9-7"}}return e.sequencingControls.preventActivation&&0===i.attemptCount&&!i.isActive?{valid:!1,exception:"SB.2.9-6"}:{valid:!0,exception:null}}checkForwardOnlyViolation(e){let t=e.parent;for(;t;){if(t.sequencingControls.forwardOnly)return{valid:!1,exception:"SB.2.9-5"};t=t.parent}return{valid:!0,exception:null}}isAvailableForChoice(e){return this.treeQueries.isAvailableForChoice(e)}validateFlowConstraints(e,t){const i=[];for(const s of t)this.meetsFlowConstraints(s,e)&&i.push(s);return{valid:i.length>0,validChildren:i}}meetsFlowConstraints(e,t){return!(!e.isAvailable||e.isHiddenFromChoice)&&(!t.sequencingControls.constrainChoice||this.validateConstrainChoiceForFlow(e,t))}validateConstrainChoiceForFlow(e,t){if(!t.sequencingControls||!t.sequencingControls.constrainChoice)return!0;const i=t.children;if(!i||0===i.length)return!0;const s=i.indexOf(e);if(-1===s)return!1;const r=this.treeQueries.getCurrentInParent(t);if(!r)return this.isAvailableForChoice(e);const n=i.indexOf(r);return-1===n||(t.sequencingControls.flow?t.sequencingControls.forwardOnly&&n>s?"completed"===e.completionStatus||"passed"===e.completionStatus:n>s?n>s&&("completed"===e.completionStatus||"passed"===e.completionStatus)&&this.isAvailableForChoice(e):(s===n||s===n+1)&&this.isAvailableForChoice(e):this.isAvailableForChoice(e)&&("completed"===e.completionStatus||"unknown"===e.completionStatus||"incomplete"===e.completionStatus))}validateTraversalConstraints(e){let t=!0,i=!0;return e.parent?.sequencingControls.constrainChoice&&(t=this.evaluateConstrainChoiceForTraversal(e)),e.sequencingControls&&e.sequencingControls.stopForwardTraversal&&(i=!1),e.parent?.sequencingControls.forwardOnly&&(i=this.evaluateForwardOnlyForChoice(e)),{canTraverse:t,canTraverseInto:i}}evaluateConstrainChoiceForTraversal(e){if(!e.parent)return!0;let t=e.parent;for(;t;){if(t.sequencingControls&&t.sequencingControls.constrainChoice){const i=t.children,s=this.treeQueries.findChildInPath(t,e);if(s){const r=i.indexOf(s),n=this.treeQueries.getCurrentInParent(t);if(n){const s=i.indexOf(n);if(-1!==s&&-1!==r){if(r>s)for(let e=s+1;r>e;e++){const t=i[e];if(t&&this.treeQueries.isMandatory(t)&&!this.treeQueries.isCompleted(t))return!1}if(t.sequencingControls.forwardOnly&&s>r&&!this.treeQueries.isCompleted(e))return!1}}}}t=t.parent}return this.isAvailableForChoice(e)}evaluateForwardOnlyForChoice(e){if(!e.parent)return!0;const t=e.parent;if(!t.sequencingControls||!t.sequencingControls.forwardOnly)return!0;const i=t.children;if(!i||0===i.length)return!0;const s=i.indexOf(e);if(-1===s)return!1;const r=this.treeQueries.getCurrentInParent(t);if(!r)return this.isAvailableForChoice(e);const n=i.indexOf(r);return-1===n||(n>s?!("completed"!==e.completionStatus&&"passed"!==e.completionStatus||!e.sequencingControls||!e.sequencingControls.choice):this.isAvailableForChoice(e))}hasTimeBoundaryViolation(e,t){if(e.beginTimeLimit)try{if(new Date(e.beginTimeLimit)>t)return!0}catch{}if(e.endTimeLimit)try{if(t>new Date(e.endTimeLimit))return!0}catch{}return!1}hasAttemptLimitViolation(e){return!(!e.attemptLimit||e.attemptLimit>e.attemptCount)}}var Le=Object.defineProperty,Pe=(e,t,i)=>((e,t,i)=>t in e?Le(e,t,{enumerable:!0,configurable:!0,writable:!0,value:i}):e[t]=i)(e,"symbol"!=typeof t?t+"":t,i),ze=(e=>(e.START="start",e.RESUME_ALL="resumeAll",e.CONTINUE="continue",e.PREVIOUS="previous",e.CHOICE="choice",e.JUMP="jump",e.EXIT="exit",e.EXIT_PARENT="exitParent",e.EXIT_ALL="exitAll",e.ABANDON="abandon",e.ABANDON_ALL="abandonAll",e.SUSPEND_ALL="suspendAll",e.RETRY="retry",e.RETRY_ALL="retryAll",e))(ze||{}),Fe=(e=>(e.DELIVER="deliver",e.DO_NOT_DELIVER="doNotDeliver",e))(Fe||{});class ke{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:"doNotDeliver",t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null,i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,s=arguments.length>3&&void 0!==arguments[3]&&arguments[3];Pe(this,"deliveryRequest"),Pe(this,"targetActivity"),Pe(this,"exception"),Pe(this,"endSequencingSession"),this.deliveryRequest=e,this.targetActivity=t,this.exception=i,this.endSequencingSession=s}}class Ve{constructor(e,t){let i=arguments.length>2&&void 0!==arguments[2]?arguments[2]:null,s=arguments.length>3&&void 0!==arguments[3]&&arguments[3];Pe(this,"identifiedActivity"),Pe(this,"deliverable"),Pe(this,"exception"),Pe(this,"endSequencingSession"),this.identifiedActivity=e,this.deliverable=t,this.exception=i,this.endSequencingSession=s}}class He{constructor(e){let t=arguments.length>1&&void 0!==arguments[1]?arguments[1]:null;Pe(this,"activity"),Pe(this,"exception"),this.activity=e,this.exception=t}}var Be=(e=>(e.FORWARD="forward",e.BACKWARD="backward",e))(Be||{}),Ue=Object.defineProperty,$e=(e,t,i)=>((e,t,i)=>t in e?Ue(e,t,{enumerable:!0,configurable:!0,writable:!0,value:i}):e[t]=i)(e,"symbol"!=typeof t?t+"":t,i);class Ge{constructor(){let e=arguments.length>0&&void 0!==arguments[0]?arguments[0]:{};$e(this,"now"),$e(this,"getAttemptElapsedSecondsHook"),this.now=e.now||(()=>new Date),this.getAttemptElapsedSecondsHook=e.getAttemptElapsedSecondsHook||null}checkSequencingRules(e,t){for(const i of t)if(this.checkRuleSubprocess(e,i))return i.action;return null}checkRuleSubprocess(e,t){if(0===t.conditions.length)return!0;const i=t.conditionCombination;return"all"===i||i===we.AND?t.conditions.every(t=>t.evaluate(e)):("any"===i||i===we.OR)&&t.conditions.some(t=>t.evaluate(e))}evaluateExitRules(e){const t=this.checkSequencingRules(e,e.sequencingRules.exitConditionRules);return t===Me.EXIT||t===Me.EXIT_PARENT||t===Me.EXIT_ALL?t:null}evaluatePostConditionAction(e){const t=this.checkSequencingRules(e,e.sequencingRules.postConditionRules);return t&&[Me.EXIT_PARENT,Me.EXIT_ALL,Me.RETRY,Me.RETRY_ALL,Me.CONTINUE,Me.PREVIOUS,Me.STOP_FORWARD_TRAVERSAL].includes(t)?t:null}evaluatePostConditions(e){const t=this.evaluatePostConditionAction(e);if(!t)return{sequencingRequest:null,terminationRequest:null};switch(t){case Me.EXIT_PARENT:return{sequencingRequest:null,terminationRequest:ze.EXIT_PARENT};case Me.EXIT_ALL:return{sequencingRequest:null,terminationRequest:ze.EXIT_ALL};case Me.RETRY:return{sequencingRequest:ze.RETRY,terminationRequest:null};case Me.RETRY_ALL:return{sequencingRequest:ze.RETRY,terminationRequest:ze.EXIT_ALL};case Me.CONTINUE:return{sequencingRequest:ze.CONTINUE,terminationRequest:null};case Me.PREVIOUS:return{sequencingRequest:ze.PREVIOUS,terminationRequest:null};case Me.STOP_FORWARD_TRAVERSAL:return e.sequencingControls.stopForwardTraversal=!0,{sequencingRequest:null,terminationRequest:null};default:return{sequencingRequest:null,terminationRequest:null}}}checkLimitConditions(e){if(null!==e.attemptLimit&&e.attemptCount>=e.attemptLimit)return!0;if(null!==e.attemptAbsoluteDurationLimit){const t=this.parseDuration(e.attemptAbsoluteDurationLimit);if(t>0&&this.parseDuration(e.attemptExperiencedDuration)>=t)return!0}if(null!==e.activityAbsoluteDurationLimit){const t=this.parseDuration(e.activityAbsoluteDurationLimit);if(t>0&&this.parseDuration(e.activityExperiencedDuration)>=t)return!0}return!1}parseDuration(e){if(!e||"string"!=typeof e)return 0;const t=e.match(/^P(?:(\d+(?:\.\d+)?)Y)?(?:(\d+(?:\.\d+)?)M)?(?:(\d+(?:\.\d+)?)W)?(?:(\d+(?:\.\d+)?)D)?(?:T(?:(\d+(?:\.\d+)?)H)?(?:(\d+(?:\.\d+)?)M)?(?:(\d+(?:\.\d+)?)S)?)?$/);if(!t||"P"===e||e.endsWith("T"))return 0;let i=0;return i+=315576e5*parseFloat(t[1]||"0"),i+=30.44*24*parseFloat(t[2]||"0")*36e5,i+=6048e5*parseFloat(t[3]||"0"),i+=864e5*parseFloat(t[4]||"0"),i+=36e5*parseFloat(t[5]||"0"),i+=6e4*parseFloat(t[6]||"0"),i+=1e3*parseFloat(t[7]||"0"),i}getElapsedSeconds(e){if(this.getAttemptElapsedSecondsHook)try{return this.getAttemptElapsedSecondsHook(e)||0}catch{return 0}if(e.attemptAbsoluteStartTime){const t=new Date(e.attemptAbsoluteStartTime).getTime(),i=this.now().getTime();if(!Number.isNaN(t)&&i>t)return Math.max(0,(i-t)/1e3)}return 0}isTimeLimitExceeded(e){let t=e.timeLimitDuration;if(!t&&e.attemptAbsoluteDurationLimit&&(t=e.attemptAbsoluteDurationLimit),!t)return!1;const i=r(t,ne);return i>0&&this.getElapsedSeconds(e)>i}isOutsideAvailableTimeRange(e){const t=this.now();if(e.beginTimeLimit)try{const i=new Date(e.beginTimeLimit);if(!Number.isNaN(i.getTime())&&i>t)return!0}catch{}if(e.endTimeLimit)try{const i=new Date(e.endTimeLimit);if(!Number.isNaN(i.getTime())&&t>i)return!0}catch{}return!1}canDeliverActivity(e){if(this.checkLimitConditions(e))return{canDeliver:!1,wasSkipped:!1};const t=this.checkSequencingRules(e,e.sequencingRules.preConditionRules);return{canDeliver:t!==Me.SKIP&&t!==Me.DISABLED,wasSkipped:t===Me.SKIP}}}var Ye=Object.defineProperty,We=(e,t,i)=>((e,t,i)=>t in e?Ye(e,t,{enumerable:!0,configurable:!0,writable:!0,value:i}):e[t]=i)(e,"symbol"!=typeof t?t+"":t,i),Je=(e=>(e.NEVER="never",e.ONCE="once",e.ON_EACH_NEW_ATTEMPT="onEachNewAttempt",e))(Je||{}),Ke=(e=>(e.NEVER="never",e.ONCE="once",e.ON_EACH_NEW_ATTEMPT="onEachNewAttempt",e))(Ke||{});class Xe extends d{constructor(){super("sequencingControls"),We(this,"_enabled",!0),We(this,"_choice",!0),We(this,"_choiceExit",!0),We(this,"_flow",!0),We(this,"_forwardOnly",!1),We(this,"_useCurrentAttemptObjectiveInfo",!0),We(this,"_useCurrentAttemptProgressInfo",!0),We(this,"_preventActivation",!1),We(this,"_constrainChoice",!1),We(this,"_stopForwardTraversal",!1),We(this,"_rollupObjectiveSatisfied",!0),We(this,"_rollupProgressCompletion",!0),We(this,"_objectiveMeasureWeight",1),We(this,"_selectionTiming","never"),We(this,"_selectCount",null),We(this,"_selectionCountStatus",!1),We(this,"_randomizeChildren",!1),We(this,"_randomizationTiming","never"),We(this,"_reorderChildren",!1),We(this,"_completionSetByContent",!1),We(this,"_objectiveSetByContent",!1),We(this,"_tracked",!0)}reset(){this._initialized=!1,this._enabled=!0,this._choice=!0,this._choiceExit=!0,this._flow=!0,this._forwardOnly=!1,this._useCurrentAttemptObjectiveInfo=!0,this._useCurrentAttemptProgressInfo=!0,this._preventActivation=!1,this._constrainChoice=!1,this._stopForwardTraversal=!1,this._rollupObjectiveSatisfied=!0,this._rollupProgressCompletion=!0,this._objectiveMeasureWeight=1,this._selectionTiming="never",this._selectCount=null,this._selectionCountStatus=!1,this._randomizeChildren=!1,this._randomizationTiming="never",this._reorderChildren=!1,this._completionSetByContent=!1,this._objectiveSetByContent=!1,this._tracked=!0}get enabled(){return this._enabled}set enabled(e){this._enabled=e}get choice(){return this._choice}set choice(e){this._choice=e}get choiceExit(){return this._choiceExit}set choiceExit(e){this._choiceExit=e}get flow(){return this._flow}set flow(e){this._flow=e}get forwardOnly(){return this._forwardOnly}set forwardOnly(e){this._forwardOnly=e}get useCurrentAttemptObjectiveInfo(){return this._useCurrentAttemptObjectiveInfo}set useCurrentAttemptObjectiveInfo(e){this._useCurrentAttemptObjectiveInfo=e}get useCurrentAttemptProgressInfo(){return this._useCurrentAttemptProgressInfo}set useCurrentAttemptProgressInfo(e){this._useCurrentAttemptProgressInfo=e}get preventActivation(){return this._preventActivation}set preventActivation(e){this._preventActivation=e}get constrainChoice(){return this._constrainChoice}set constrainChoice(e){this._constrainChoice=e}get stopForwardTraversal(){return this._stopForwardTraversal}set stopForwardTraversal(e){this._stopForwardTraversal=e}get rollupObjectiveSatisfied(){return this._rollupObjectiveSatisfied}set rollupObjectiveSatisfied(e){this._rollupObjectiveSatisfied=e}get rollupProgressCompletion(){return this._rollupProgressCompletion}set rollupProgressCompletion(e){this._rollupProgressCompletion=e}get objectiveMeasureWeight(){return this._objectiveMeasureWeight}set objectiveMeasureWeight(e){0>e||(this._objectiveMeasureWeight=e)}isChoiceNavigationAllowed(){return this._enabled&&!this._constrainChoice}isFlowNavigationAllowed(){return this._enabled&&this._flow}isForwardNavigationAllowed(){return this._enabled&&this._flow}isBackwardNavigationAllowed(){return this._enabled&&this._flow&&!this._forwardOnly}get selectionTiming(){return this._selectionTiming}set selectionTiming(e){this._selectionTiming=e}get selectCount(){return this._selectCount}set selectCount(e){(null===e||e>0)&&(this._selectCount=e)}get selectionCountStatus(){return this._selectionCountStatus}set selectionCountStatus(e){this._selectionCountStatus=e}get randomizeChildren(){return this._randomizeChildren}set randomizeChildren(e){this._randomizeChildren=e}get randomizationTiming(){return this._randomizationTiming}set randomizationTiming(e){this._randomizationTiming=e}get reorderChildren(){return this._reorderChildren}set reorderChildren(e){this._reorderChildren=e}get completionSetByContent(){return this._completionSetByContent}set completionSetByContent(e){this._completionSetByContent=e}get objectiveSetByContent(){return this._objectiveSetByContent}set objectiveSetByContent(e){this._objectiveSetByContent=e}get tracked(){return this._tracked}set tracked(e){this._tracked=e}toJSON(){this.jsonString=!0;const result={enabled:this._enabled,choice:this._choice,choiceExit:this._choiceExit,flow:this._flow,forwardOnly:this._forwardOnly,useCurrentAttemptObjectiveInfo:this._useCurrentAttemptObjectiveInfo,useCurrentAttemptProgressInfo:this._useCurrentAttemptProgressInfo,preventActivation:this._preventActivation,constrainChoice:this._constrainChoice,stopForwardTraversal:this._stopForwardTraversal,rollupObjectiveSatisfied:this._rollupObjectiveSatisfied,rollupProgressCompletion:this._rollupProgressCompletion,objectiveMeasureWeight:this._objectiveMeasureWeight,selectionTiming:this._selectionTiming,selectCount:this._selectCount,selectionCountStatus:this._selectionCountStatus,randomizeChildren:this._randomizeChildren,randomizationTiming:this._randomizationTiming,reorderChildren:this._reorderChildren,completionSetByContent:this._completionSetByContent,objectiveSetByContent:this._objectiveSetByContent,tracked:this._tracked};return this.jsonString=!1,result}}class Qe{static selectChildrenProcess(e){const t=e.sequencingControls,i=[...e.children];if(t.selectionTiming===Je.NEVER)return i;if(t.selectionTiming===Je.ONCE&&t.selectionCountStatus)return i;if(t.selectionTiming!==Je.ONCE&&!t.selectionCountStatus)return i;const s=t.selectCount;if(null===s||s>=i.length)return t.selectionTiming===Je.ONCE&&(t.selectionCountStatus=!0),i;const r=[],n=i.map((e,t)=>t);for(let e=0;s>e&&0!==n.length;e++){const e=Math.floor(Math.random()*n.length),t=n[e];void 0!==t&&i[t]&&r.push(i[t]),n.splice(e,1)}t.selectionTiming===Je.ONCE&&(t.selectionCountStatus=!0);for(const e of i)r.includes(e)||(e.isHiddenFromChoice=!0,e.isAvailable=!1);return r}static randomizeChildrenProcess(e){const t=e.sequencingControls,i=[...e.children];if(t.randomizationTiming===Ke.NEVER)return i;if(t.randomizationTiming===Ke.ONCE&&t.reorderChildren)return i;if(!t.randomizeChildren)return i;const s=[...i];for(let e=s.length-1;e>0;e--){const t=Math.floor(Math.random()*(e+1)),i=s[e],r=s[t];i&&r&&(s[e]=r,s[t]=i)}return t.randomizationTiming===Ke.ONCE&&(t.reorderChildren=!0),e.children.length=0,e.children.push(...s),s}static applySelectionAndRandomization(e){let t=arguments.length>1&&void 0!==arguments[1]&&arguments[1];const i=e.sequencingControls;if(!t&&(e.isActive||e.isSuspended))return e.children;let s=!1,r=!1;i.selectionTiming===Je.ON_EACH_NEW_ATTEMPT?(s=t,t&&(i.selectionCountStatus=!0)):i.selectionTiming===Je.ONCE&&(s=!i.selectionCountStatus),i.randomizationTiming===Ke.ON_EACH_NEW_ATTEMPT?(r=t,t&&(i.reorderChildren=!1)):i.randomizationTiming===Ke.ONCE&&(r=!i.reorderChildren),s&&this.selectChildrenProcess(e),r&&this.randomizeChildrenProcess(e);const n=e.children.filter(e=>e.isAvailable);return e.setProcessedChildren(n),n}static isSelectionNeeded(e){const t=e.sequencingControls;return t.selectionTiming!==Je.NEVER&&(t.selectionTiming!==Je.ONCE||!t.selectionCountStatus)&&null!==t.selectCount&&e.children.length>t.selectCount}static isRandomizationNeeded(e){const t=e.sequencingControls;return t.randomizationTiming!==Ke.NEVER&&(t.randomizationTiming!==Ke.ONCE||!t.reorderChildren)&&t.randomizeChildren}}var Ze=Object.defineProperty,et=(e,t,i)=>((e,t,i)=>t in e?Ze(e,t,{enumerable:!0,configurable:!0,writable:!0,value:i}):e[t]=i)(e,"symbol"!=typeof t?t+"":t,i);class tt{constructor(e,t){et(this,"activityTree",e),et(this,"ruleEngine",t)}flowSubprocess(e,t){let i=e,s=!0,r=!1;for(;i;){const e=this.flowTreeTraversalSubprocess(i,t,s);if(!e.activity){let s=null;return e.exception?s=e.exception:t===Be.BACKWARD?s="SB.2.1-3":r&&(s="SB.2.1-2"),new Ve(i,!1,s,e.endSequencingSession)}r=e.activity.children.length>0&&0===e.activity.getAvailableChildren().length;const n=this.flowActivityTraversalSubprocess(e.activity,t===Be.FORWARD,!0,t);if(n)return new Ve(n,!0,null,!1);i=e.activity,s=!1}return new Ve(null,!1,null,!1)}flowTreeTraversalSubprocess(e,t){return t===Be.FORWARD?this.traverseForward(e,arguments.length>2&&void 0!==arguments[2]&&arguments[2]):this.traverseBackward(e)}traverseForward(e,t){if(t&&this.isActivityLastOverall(e))return this.activityTree.root&&this.terminateDescendentAttempts(this.activityTree.root),{activity:null,endSequencingSession:!0};if(!t){this.ensureSelectionAndRandomization(e);const t=e.getAvailableChildren();if(t.length>0)return{activity:t[0]||null,endSequencingSession:!1}}let i=e;for(;i;){const e=this.activityTree.getNextSibling(i);if(e)return{activity:e,endSequencingSession:!1};i=i.parent}return this.activityTree.root&&this.terminateDescendentAttempts(this.activityTree.root),{activity:null,endSequencingSession:!0}}traverseBackward(e){if(e.parent&&e.parent.sequencingControls.forwardOnly)return{activity:null,endSequencingSession:!1,exception:"SB.2.1-4"};const t=this.activityTree.getPreviousSibli