Files
encoach_frontend/src/components/Exercises/MultipleChoice/index.tsx

130 lines
4.2 KiB
TypeScript

import { MultipleChoiceExercise, MultipleChoiceQuestion, ShuffleMap } from "@/interfaces/exam";
import useExamStore, { usePersistentExamStore } from "@/stores/exam";
import clsx from "clsx";
import { useCallback, useEffect, useState } from "react";
import { CommonProps } from "../types";
import Question from "./Question";
import PracticeBadge from "../../Low/PracticeBadge";
const MultipleChoice: React.FC<MultipleChoiceExercise & CommonProps> = ({
id,
type,
questions,
userSolutions,
isPractice = false,
registerSolution,
headerButtons,
footerButtons,
preview,
}) => {
const [answers, setAnswers] = useState<{ question: string; option: string }[]>(userSolutions || []);
const examState = useExamStore((state) => state);
const persistentExamState = usePersistentExamStore((state) => state);
const { questionIndex, shuffles } = !preview ? examState : persistentExamState;
const shuffleMaps = shuffles.find((x) => x.exerciseID == id)?.shuffles;
const onSelectOption = (option: string, question: MultipleChoiceQuestion) => {
setAnswers((prev) => [...prev.filter((x) => x.question !== question.id), { option, question: question.id }]);
};
const getShuffledSolution = (originalSolution: string, questionShuffleMap: ShuffleMap) => {
for (const [newPosition, originalPosition] of Object.entries(questionShuffleMap.map)) {
if (originalPosition === originalSolution) {
return newPosition;
}
}
return originalSolution;
};
const calculateScore = useCallback(() => {
const total = questions.length;
const correct = answers.filter((x) => {
const matchingQuestion = questions.find((y) => {
return y.id.toString() === x.question.toString();
});
let isSolutionCorrect;
if (!shuffleMaps) {
isSolutionCorrect = matchingQuestion?.solution === x.option;
} else {
const shuffleMap = shuffleMaps.find((map) => map.questionID == x.question);
if (shuffleMap) {
isSolutionCorrect = getShuffledSolution(x.option, shuffleMap) == matchingQuestion?.solution;
} else {
isSolutionCorrect = matchingQuestion?.solution === x.option;
}
}
return isSolutionCorrect || false;
}).length;
const missing = total - answers!.filter((x) => questions.find((y) => x.question.toString() === y.id.toString())).length;
return { total, correct, missing };
}, [answers, questions, shuffleMaps]);
useEffect(() => {
registerSolution(() => ({
exercise: id,
solutions: answers,
score: calculateScore(),
shuffleMaps,
type,
isPractice
}));
// eslint-disable-next-line react-hooks/exhaustive-deps
}, [id, answers, type, isPractice, shuffleMaps, calculateScore]);
const renderAllQuestions = () =>
questions.map(question => (
<div
key={question.id} className="flex flex-col gap-8 h-fit w-full bg-mti-gray-smoke rounded-xl px-16 py-8">
<Question
{...question}
isPractice={isPractice}
userSolution={answers.find((x) => question.id === x.question)?.option}
onSelectOption={(option) => onSelectOption(option, question)}
/>
</div>
))
const renderTwoQuestions = () => (
<>
<div className="flex flex-col gap-8 h-fit w-full bg-mti-gray-smoke rounded-xl px-16 py-8">
{questionIndex < questions.length && (
<Question
{...questions[questionIndex]}
isPractice={isPractice}
userSolution={answers.find((x) => questions[questionIndex].id === x.question)?.option}
onSelectOption={(option) => onSelectOption(option, questions[questionIndex])}
/>
)}
</div>
{questionIndex + 1 < questions.length && (
<div className="flex flex-col gap-8 h-fit w-full bg-mti-gray-smoke rounded-xl px-16 py-8">
<Question
{...questions[questionIndex + 1]}
isPractice={isPractice}
userSolution={answers.find((x) => questions[questionIndex + 1].id === x.question)?.option}
onSelectOption={(option) => onSelectOption(option, questions[questionIndex + 1])}
/>
</div>
)}
</>
)
return (
<div className="flex flex-col gap-4">
{headerButtons}
<div className={clsx("flex flex-col gap-4 mt-4", (headerButtons && footerButtons) && "mb-20")}>
{(!headerButtons && !footerButtons) ? renderAllQuestions() : renderTwoQuestions()}
</div>
{footerButtons}
</div>
);
}
export default MultipleChoice;