@coorpacademy/progression-engine/lib/compute-next-step/compute-next-step.js.flow

// @flow

import updateState from "../update-state";
import updateVariables from "../rule-engine/apply-instructions";
import selectRule from "../rule-engine/select-rule";
import type {ChapterRule, Instruction, Condition} from "../rule-engine/types";
import type {Action, Answer, AnswerRecord, AvailableContent, ChapterContent, Config, Content, Slide, State} from "../types";
import intersection from "lodash/fp/intersection";
import findIndex from "lodash/fp/findIndex";
import includes from "lodash/fp/includes";
import shuffle from "lodash/fp/shuffle";
import isEmpty from "lodash/fp/isEmpty";
import isEqual from "lodash/fp/isEqual";
import sortBy from "lodash/fp/sortBy";
import filter from "lodash/fp/filter";
import last from "lodash/fp/last";
import head from "lodash/fp/head";
import pipe from "lodash/fp/pipe";
import find from "lodash/fp/find";
import get from "lodash/fp/get";
import map from "lodash/fp/map";
export type PartialAnswerActionWithIsCorrect = {payload: {answer: Array<string>, content: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, godMode: boolean, isCorrect: boolean}, type: "answer"};
export type PartialExtraLifeAcceptedAction = {type: "extraLifeAccepted"};
declare export function computeNextStepForNewChapter(config: {answerBoundaryLimit: number, lives: number, livesDisabled: boolean, maxTypos: number, remainingLifeRequests: number, slidesToComplete: number, starsPerAskingClue: number, starsPerCorrectAnswer: number, starsPerResourceViewed: number, version: string}, state: {content?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, nextContent: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}} & {allAnswers: Array<{answer: Array<string>, isCorrect: ?boolean, slideRef: string}>, content?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, hasViewedAResourceAtThisStep: boolean, isCorrect: ?boolean, lives: number, livesDisabled?: boolean, nextContent?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, remainingLifeRequests: number, requestedClues: Array<string>, slides: Array<string>, stars: number, step: {current: number}, variables: {[_: string]: string | boolean | number}, viewedResources: Array<{ref: string, resources: Array<string>, type: mixed /* UNEXPECTED TYPE: EvalT */}>} | null, chapterRule: {conditions: Array<{operator: $Keys<{BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, GT: <T>(expectedValues: Array<T>, value: T) => boolean, GTE: <T>(expectedValues: Array<T>, value: T) => boolean, IN: <T>(expectedValues: Array<T>, value: T) => boolean, LT: <T>(expectedValues: Array<T>, value: T) => boolean, LTE: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_IN: <T>(expectedValues: Array<T>, value: T) => boolean}>, target: {field: "lives" | "stars" | string, scope: "variable"} | {field: "isCorrect" | "answer", ref: string, scope: "slide"}, values: Array<number | boolean | string | Array<string>>}>, destination: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, instructions: Array<{field: string, type: "add" | "set", value: number | boolean | string}>, priority: number, ref?: string, source: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}}, isCorrect: boolean, availableContent: Array<{ref: string, rules: Array<{conditions: Array<{operator: $Keys<{BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, GT: <T>(expectedValues: Array<T>, value: T) => boolean, GTE: <T>(expectedValues: Array<T>, value: T) => boolean, IN: <T>(expectedValues: Array<T>, value: T) => boolean, LT: <T>(expectedValues: Array<T>, value: T) => boolean, LTE: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_IN: <T>(expectedValues: Array<T>, value: T) => boolean}>, target: {field: "lives" | "stars" | string, scope: "variable"} | {field: "isCorrect" | "answer", ref: string, scope: "slide"}, values: Array<number | boolean | string | Array<string>>}>, destination: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, instructions: Array<{field: string, type: "add" | "set", value: number | boolean | string}>, priority: number, ref?: string, source: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}}> | null, slides: Array<{_id: string, chapter_id: string, position?: ?number, question: {content: {answers: Array<Array<string>>}, type: "qcm"} | {content: {answers: Array<Array<string>>}, type: "qcmGraphic"} | {content: {answers: Array<Array<string>>, matchOrder: boolean}, type: "qcmDrag"} | {content: {answers: Array<Array<string>>}, type: "slider"} | {content: {answers: Array<Array<string>>, maxTypos?: ?number}, type: "basic"} | {content: {answers: Array<Array<string>>, choices: Array<{type: "text" | "select"}>, matchOrder: boolean, maxTypos?: ?number}, type: "template"}}>}>): {instructions: Array<{field: string, type: "add" | "set", value: number | boolean | string}> | null, isCorrect: ?boolean, nextContent: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}} | null;
declare export default function(config: {answerBoundaryLimit: number, lives: number, livesDisabled: boolean, maxTypos: number, remainingLifeRequests: number, slidesToComplete: number, starsPerAskingClue: number, starsPerCorrectAnswer: number, starsPerResourceViewed: number, version: string}, _state: {content?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, nextContent: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}} & {allAnswers: Array<{answer: Array<string>, isCorrect: ?boolean, slideRef: string}>, content?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, hasViewedAResourceAtThisStep: boolean, isCorrect: ?boolean, lives: number, livesDisabled?: boolean, nextContent?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, remainingLifeRequests: number, requestedClues: Array<string>, slides: Array<string>, stars: number, step: {current: number}, variables: {[_: string]: string | boolean | number}, viewedResources: Array<{ref: string, resources: Array<string>, type: mixed /* UNEXPECTED TYPE: EvalT */}>} | null, availableContent: Array<{ref: string, rules: Array<{conditions: Array<{operator: $Keys<{BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, GT: <T>(expectedValues: Array<T>, value: T) => boolean, GTE: <T>(expectedValues: Array<T>, value: T) => boolean, IN: <T>(expectedValues: Array<T>, value: T) => boolean, LT: <T>(expectedValues: Array<T>, value: T) => boolean, LTE: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_IN: <T>(expectedValues: Array<T>, value: T) => boolean}>, target: {field: "lives" | "stars" | string, scope: "variable"} | {field: "isCorrect" | "answer", ref: string, scope: "slide"}, values: Array<number | boolean | string | Array<string>>}>, destination: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, instructions: Array<{field: string, type: "add" | "set", value: number | boolean | string}>, priority: number, ref?: string, source: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}}> | null, slides: Array<{_id: string, chapter_id: string, position?: ?number, question: {content: {answers: Array<Array<string>>}, type: "qcm"} | {content: {answers: Array<Array<string>>}, type: "qcmGraphic"} | {content: {answers: Array<Array<string>>, matchOrder: boolean}, type: "qcmDrag"} | {content: {answers: Array<Array<string>>}, type: "slider"} | {content: {answers: Array<Array<string>>, maxTypos?: ?number}, type: "basic"} | {content: {answers: Array<Array<string>>, choices: Array<{type: "text" | "select"}>, matchOrder: boolean, maxTypos?: ?number}, type: "template"}}>}>, partialAction: {payload: {answer: Array<string>, content: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, godMode: boolean, isCorrect: boolean}, type: "answer"} | {type: "extraLifeAccepted"} | null): {instructions: Array<{field: string, type: "add" | "set", value: number | boolean | string}> | null, isCorrect: ?boolean, nextContent: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}} | null;
declare export function nextSlidePool(config: {answerBoundaryLimit: number, lives: number, livesDisabled: boolean, maxTypos: number, remainingLifeRequests: number, slidesToComplete: number, starsPerAskingClue: number, starsPerCorrectAnswer: number, starsPerResourceViewed: number, version: string}, availableContent: Array<{ref: string, rules: Array<{conditions: Array<{operator: $Keys<{BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, GT: <T>(expectedValues: Array<T>, value: T) => boolean, GTE: <T>(expectedValues: Array<T>, value: T) => boolean, IN: <T>(expectedValues: Array<T>, value: T) => boolean, LT: <T>(expectedValues: Array<T>, value: T) => boolean, LTE: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_IN: <T>(expectedValues: Array<T>, value: T) => boolean}>, target: {field: "lives" | "stars" | string, scope: "variable"} | {field: "isCorrect" | "answer", ref: string, scope: "slide"}, values: Array<number | boolean | string | Array<string>>}>, destination: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, instructions: Array<{field: string, type: "add" | "set", value: number | boolean | string}>, priority: number, ref?: string, source: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}}> | null, slides: Array<{_id: string, chapter_id: string, position?: ?number, question: {content: {answers: Array<Array<string>>}, type: "qcm"} | {content: {answers: Array<Array<string>>}, type: "qcmGraphic"} | {content: {answers: Array<Array<string>>, matchOrder: boolean}, type: "qcmDrag"} | {content: {answers: Array<Array<string>>}, type: "slider"} | {content: {answers: Array<Array<string>>, maxTypos?: ?number}, type: "basic"} | {content: {answers: Array<Array<string>>, choices: Array<{type: "text" | "select"}>, matchOrder: boolean, maxTypos?: ?number}, type: "template"}}>}>, state: {content?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, nextContent: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}} & {allAnswers: Array<{answer: Array<string>, isCorrect: ?boolean, slideRef: string}>, content?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, hasViewedAResourceAtThisStep: boolean, isCorrect: ?boolean, lives: number, livesDisabled?: boolean, nextContent?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, remainingLifeRequests: number, requestedClues: Array<string>, slides: Array<string>, stars: number, step: {current: number}, variables: {[_: string]: string | boolean | number}, viewedResources: Array<{ref: string, resources: Array<string>, type: mixed /* UNEXPECTED TYPE: EvalT */}>}): {currentChapterContent: {ref: string, rules: Array<{conditions: Array<{operator: $Keys<{BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, GT: <T>(expectedValues: Array<T>, value: T) => boolean, GTE: <T>(expectedValues: Array<T>, value: T) => boolean, IN: <T>(expectedValues: Array<T>, value: T) => boolean, LT: <T>(expectedValues: Array<T>, value: T) => boolean, LTE: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_IN: <T>(expectedValues: Array<T>, value: T) => boolean}>, target: {field: "lives" | "stars" | string, scope: "variable"} | {field: "isCorrect" | "answer", ref: string, scope: "slide"}, values: Array<number | boolean | string | Array<string>>}>, destination: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, instructions: Array<{field: string, type: "add" | "set", value: number | boolean | string}>, priority: number, ref?: string, source: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}}> | null, slides: Array<{_id: string, chapter_id: string, position?: ?number, question: {content: {answers: Array<Array<string>>}, type: "qcm"} | {content: {answers: Array<Array<string>>}, type: "qcmGraphic"} | {content: {answers: Array<Array<string>>, matchOrder: boolean}, type: "qcmDrag"} | {content: {answers: Array<Array<string>>}, type: "slider"} | {content: {answers: Array<Array<string>>, maxTypos?: ?number}, type: "basic"} | {content: {answers: Array<Array<string>>, choices: Array<{type: "text" | "select"}>, matchOrder: boolean, maxTypos?: ?number}, type: "template"}}>} | null, nextChapterContent: {ref: string, rules: Array<{conditions: Array<{operator: $Keys<{BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, GT: <T>(expectedValues: Array<T>, value: T) => boolean, GTE: <T>(expectedValues: Array<T>, value: T) => boolean, IN: <T>(expectedValues: Array<T>, value: T) => boolean, LT: <T>(expectedValues: Array<T>, value: T) => boolean, LTE: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_IN: <T>(expectedValues: Array<T>, value: T) => boolean}>, target: {field: "lives" | "stars" | string, scope: "variable"} | {field: "isCorrect" | "answer", ref: string, scope: "slide"}, values: Array<number | boolean | string | Array<string>>}>, destination: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, instructions: Array<{field: string, type: "add" | "set", value: number | boolean | string}>, priority: number, ref?: string, source: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}}> | null, slides: Array<{_id: string, chapter_id: string, position?: ?number, question: {content: {answers: Array<Array<string>>}, type: "qcm"} | {content: {answers: Array<Array<string>>}, type: "qcmGraphic"} | {content: {answers: Array<Array<string>>, matchOrder: boolean}, type: "qcmDrag"} | {content: {answers: Array<Array<string>>}, type: "slider"} | {content: {answers: Array<Array<string>>, maxTypos?: ?number}, type: "basic"} | {content: {answers: Array<Array<string>>, choices: Array<{type: "text" | "select"}>, matchOrder: boolean, maxTypos?: ?number}, type: "template"}}>} | null, temporaryNextContent: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}};
declare export function prepareStateToSwitchChapters(chapterRule: {conditions: Array<{operator: $Keys<{BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, GT: <T>(expectedValues: Array<T>, value: T) => boolean, GTE: <T>(expectedValues: Array<T>, value: T) => boolean, IN: <T>(expectedValues: Array<T>, value: T) => boolean, LT: <T>(expectedValues: Array<T>, value: T) => boolean, LTE: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_BETWEEN: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_EQUALS: <T>(expectedValues: Array<T>, value: T) => boolean, NOT_IN: <T>(expectedValues: Array<T>, value: T) => boolean}>, target: {field: "lives" | "stars" | string, scope: "variable"} | {field: "isCorrect" | "answer", ref: string, scope: "slide"}, values: Array<number | boolean | string | Array<string>>}>, destination: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, instructions: Array<{field: string, type: "add" | "set", value: number | boolean | string}>, priority: number, ref?: string, source: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}}, state: {content?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, nextContent: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}} & {allAnswers: Array<{answer: Array<string>, isCorrect: ?boolean, slideRef: string}>, content?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, hasViewedAResourceAtThisStep: boolean, isCorrect: ?boolean, lives: number, livesDisabled?: boolean, nextContent?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, remainingLifeRequests: number, requestedClues: Array<string>, slides: Array<string>, stars: number, step: {current: number}, variables: {[_: string]: string | boolean | number}, viewedResources: Array<{ref: string, resources: Array<string>, type: mixed /* UNEXPECTED TYPE: EvalT */}>} | null): {content?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, nextContent: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}} & {allAnswers: Array<{answer: Array<string>, isCorrect: ?boolean, slideRef: string}>, content?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, hasViewedAResourceAtThisStep: boolean, isCorrect: ?boolean, lives: number, livesDisabled?: boolean, nextContent?: {ref: string, type: string, version?: string} | {ref: string, type: "video" | "pdf", version?: string}, remainingLifeRequests: number, requestedClues: Array<string>, slides: Array<string>, stars: number, step: {current: number}, variables: {[_: string]: string | boolean | number}, viewedResources: Array<{ref: string, resources: Array<string>, type: mixed /* UNEXPECTED TYPE: EvalT */}>} | null;