Updated the MatchSentences exercise to work better now

src/components/Exercises/FillBlanks.tsx

@@ -128,7 +128,7 @@ export default function FillBlanks({
 
 	return (
 		<>
-			<div className="flex flex-col gap-4 mt-4 h-full mb-20">
+			<div className="flex flex-col gap-4 mt-4 h-full w-full mb-20">
 				{(!!currentBlankId || isDrawerShowing) && (
 					<WordsDrawer
 						key={currentBlankId}

src/components/Exercises/MatchSentences.tsx

@@ -1,5 +1,5 @@
 import {errorButtonStyle, infoButtonStyle} from "@/constants/buttonStyles";
-import {MatchSentencesExercise} from "@/interfaces/exam";
+import {MatchSentenceExerciseOption, MatchSentenceExerciseSentence, MatchSentencesExercise} from "@/interfaces/exam";
 import {mdiArrowLeft, mdiArrowRight} from "@mdi/js";
 import Icon from "@mdi/react";
 import clsx from "clsx";
@@ -9,13 +9,74 @@ import {CommonProps} from ".";
 import Button from "../Low/Button";
 import Xarrow from "react-xarrows";
 import useExamStore from "@/stores/examStore";
+import {DndContext, DragEndEvent, useDraggable, useDroppable} from "@dnd-kit/core";
+
+function DroppableQuestionArea({question, answer}: {question: MatchSentenceExerciseSentence; answer?: string}) {
+	const {isOver, setNodeRef} = useDroppable({id: `droppable_sentence_${question.id}`});
+
+	return (
+		<div className="grid grid-cols-3 gap-4" ref={setNodeRef}>
+			<div className="flex items-center gap-3 cursor-pointer col-span-2">
+				<button
+					className={clsx(
+						"bg-mti-purple-ultralight text-mti-purple hover:text-white hover:bg-mti-purple w-8 h-8 rounded-full z-10",
+						"transition duration-300 ease-in-out",
+					)}>
+					{question.id}
+				</button>
+				<span>{question.sentence}</span>
+			</div>
+			<div
+				key={`answer_${question.id}_${answer}`}
+				className={clsx("w-48 h-10 border rounded-xl flex items-center justify-center", isOver && "border-mti-purple-light")}>
+				{answer && `Paragraph ${answer}`}
+			</div>
+		</div>
+	);
+}
+
+function DraggableOptionArea({option}: {option: MatchSentenceExerciseOption}) {
+	const {attributes, listeners, setNodeRef, transform} = useDraggable({
+		id: `draggable_option_${option.id}`,
+	});
+
+	const style = transform
+		? {
+				transform: `translate3d(${transform.x}px, ${transform.y}px, 0)`,
+				zIndex: 99,
+		  }
+		: undefined;
+
+	return (
+		<div className={clsx("flex items-center justify-start gap-6 cursor-pointer")} ref={setNodeRef} style={style} {...listeners} {...attributes}>
+			<button
+				id={`option_${option.id}`}
+				// onClick={() => selectOption(id)}
+				className={clsx(
+					"bg-mti-purple-ultralight text-mti-purple hover:text-white hover:bg-mti-purple px-3 py-2 rounded-full z-10",
+					"transition duration-300 ease-in-out",
+					option.id,
+				)}>
+				Paragraph {option.id}
+			</button>
+		</div>
+	);
+}
 
 export default function MatchSentences({id, options, type, prompt, sentences, userSolutions, onNext, onBack}: MatchSentencesExercise & CommonProps) {
-	const [selectedQuestion, setSelectedQuestion] = useState<string>();
 	const [answers, setAnswers] = useState<{question: string; option: string}[]>(userSolutions);
 
 	const hasExamEnded = useExamStore((state) => state.hasExamEnded);
 
+	const handleDragEnd = (event: DragEndEvent) => {
+		if (event.over && event.over.id.toString().startsWith("droppable")) {
+			const optionID = event.active.id.toString().replace("draggable_option_", "");
+			const sentenceID = event.over.id.toString().replace("droppable_sentence_", "");
+
+			setAnswers((prev) => [...prev.filter((x) => x.question.toString() !== sentenceID), {question: sentenceID, option: optionID}]);
+		}
+	};
+
 	const calculateScore = () => {
 		const total = sentences.length;
 		const correct = answers.filter(
@@ -26,11 +87,9 @@ export default function MatchSentences({id, options, type, prompt, sentences, us
 		return {total, correct, missing};
 	};
 
-	const selectOption = (option: string) => {
-		if (!selectedQuestion) return;
-		setAnswers((prev) => [...prev.filter((x) => x.question !== selectedQuestion), {question: selectedQuestion, option}]);
-		setSelectedQuestion(undefined);
-	};
+	useEffect(() => {
+		console.log(answers);
+	}, [answers]);
 
 	useEffect(() => {
 		if (hasExamEnded) onNext({exercise: id, solutions: answers, score: calculateScore(), type});
@@ -39,7 +98,7 @@ export default function MatchSentences({id, options, type, prompt, sentences, us
 
 	return (
 		<>
-			<div className="flex flex-col gap-4 mt-4 h-full mb-20">
+			<div className="flex flex-col gap-4 mt-4 h-full w-full mb-20">
 				<span className="text-sm w-full leading-6">
 					{prompt.split("\\n").map((line, index) => (
 						<Fragment key={index}>
@@ -48,46 +107,28 @@ export default function MatchSentences({id, options, type, prompt, sentences, us
 						</Fragment>
 					))}
 				</span>
-				<div className="flex gap-8 w-full items-center justify-between bg-mti-gray-smoke rounded-xl px-24 py-6">
-					<div className="flex flex-col gap-4">
-						{sentences.map(({sentence, id}) => (
-							<div key={`question_${id}`} className="flex items-center justify-end gap-2 cursor-pointer">
-								<span>{sentence} </span>
-								<button
-									id={id}
-									onClick={() => setSelectedQuestion((prev) => (prev === id ? undefined : id))}
-									className={clsx(
-										"bg-mti-purple-ultralight text-mti-purple hover:text-white hover:bg-mti-purple w-8 h-8 rounded-full z-10",
-										"transition duration-300 ease-in-out",
-										selectedQuestion === id && "!text-white !bg-mti-purple",
-										id,
-									)}>
-									{id}
-								</button>
+
+				<DndContext onDragEnd={handleDragEnd}>
+					<div className="flex flex-col gap-8 w-full items-center justify-between bg-mti-gray-smoke rounded-xl px-24 py-6">
+						<div className="flex flex-col gap-4">
+							{sentences.map((question) => (
+								<DroppableQuestionArea
+									key={`question_${question.id}`}
+									question={question}
+									answer={answers.find((x) => x.question.toString() === question.id.toString())?.option}
+								/>
+							))}
+						</div>
+						<div className="flex flex-col gap-4">
+							<span>Drag one of these paragraphs into the slots above:</span>
+							<div className="flex gap-4 flex-wrap justify-center items-center max-w-lg">
+								{options.map((option) => (
+									<DraggableOptionArea key={`answer_${option.id}`} option={option} />
+								))}
 							</div>
-						))}
+						</div>
 					</div>
-					<div className="flex flex-col gap-4">
-						{options.map(({sentence, id}) => (
-							<div key={`answer_${id}`} className={clsx("flex items-center justify-start gap-2 cursor-pointer")}>
-								<button
-									id={id}
-									onClick={() => selectOption(id)}
-									className={clsx(
-										"bg-mti-purple-ultralight text-mti-purple hover:text-white hover:bg-mti-purple w-8 h-8 rounded-full z-10",
-										"transition duration-300 ease-in-out",
-										id,
-									)}>
-									{id}
-								</button>
-								<span>{sentence}</span>
-							</div>
-						))}
-					</div>
-					{answers.map((solution, index) => (
-						<Xarrow key={index} start={solution.question} end={solution.option} lineColor="#7872BF" showHead={false} />
-					))}
-				</div>
+				</DndContext>
 			</div>
 
 			<div className="self-end flex justify-between w-full gap-8 absolute bottom-8 left-0 px-8">

src/components/Exercises/MultipleChoice.tsx

@@ -117,7 +117,7 @@ export default function MultipleChoice({
 
 	return (
 		<>
-			<div className="flex flex-col gap-2 mt-4 h-fit mb-20 bg-mti-gray-smoke rounded-xl px-16 py-8">
+			<div className="flex flex-col gap-2 mt-4 h-fit w-full mb-20 bg-mti-gray-smoke rounded-xl px-16 py-8">
 				<span className="text-xl font-semibold">{prompt}</span>
 				{questionIndex < questions.length && (
 					<Question

src/components/Exercises/TrueFalse.tsx

@@ -40,7 +40,7 @@ export default function TrueFalse({id, type, prompt, questions, userSolutions, o
 
 	return (
 		<>
-			<div className="flex flex-col gap-4 mt-4 h-full mb-20">
+			<div className="flex flex-col gap-4 mt-4 h-full w-full mb-20">
 				<span className="text-sm w-full leading-6">
 					{prompt.split("\\n").map((line, index) => (
 						<Fragment key={index}>

src/components/Exercises/WriteBlanks.tsx

@@ -88,7 +88,7 @@ export default function WriteBlanks({id, prompt, type, maxWords, solutions, user
 
 	return (
 		<>
-			<div className="flex flex-col gap-4 mt-4 h-full mb-20">
+			<div className="flex flex-col gap-4 mt-4 h-full w-full mb-20">
 				<span className="text-sm w-full leading-6">
 					{prompt.split("\\n").map((line, index) => (
 						<span key={index}>