From adfbb818a6f99227d6f6a6a37012daa4daf77b4f Mon Sep 17 00:00:00 2001
From: Arik Chakma <arikchangma@gmail.com>
Date: Wed, 2 Jul 2025 20:56:32 +0600
Subject: [PATCH] wip

---
 src/components/AIQuiz/AIMCQQuestion.tsx       |  16 +-
 src/components/AIQuiz/AIOpenEndedQuestion.tsx |  19 +--
 src/components/AIQuiz/AIQuizContent.tsx       | 148 ++++++------------
 src/components/AIQuiz/QuizTopNavigation.tsx   |  74 +++++++++
 4 files changed, 138 insertions(+), 119 deletions(-)
 create mode 100644 src/components/AIQuiz/QuizTopNavigation.tsx

diff --git a/src/components/AIQuiz/AIMCQQuestion.tsx b/src/components/AIQuiz/AIMCQQuestion.tsx
index 3cd94cbc0..5686cf686 100644
--- a/src/components/AIQuiz/AIMCQQuestion.tsx
+++ b/src/components/AIQuiz/AIMCQQuestion.tsx
@@ -9,24 +9,20 @@ export const markdownClassName =
 
 type AIMCQQuestionProps = {
   question: QuizQuestion;
-  selectedOptions: number[];
+  questionState: QuestionState;
+
   setSelectedOptions: (options: number[]) => void;
-  isSubmitted: boolean;
   onSubmit: (status: QuestionState['status']) => void;
   onNext: () => void;
 };
 
 export function AIMCQQuestion(props: AIMCQQuestionProps) {
-  const {
-    question,
-    selectedOptions,
-    setSelectedOptions,
-    isSubmitted,
-    onSubmit,
-    onNext,
-  } = props;
+  const { question, questionState, setSelectedOptions, onSubmit, onNext } =
+    props;
   const { title: questionText, options, answerExplanation } = question;
 
+  const { isSubmitted, selectedOptions = [], status } = questionState;
+
   const canSubmitMultipleAnswers =
     options.filter((option) => option.isCorrect).length > 1;
 
diff --git a/src/components/AIQuiz/AIOpenEndedQuestion.tsx b/src/components/AIQuiz/AIOpenEndedQuestion.tsx
index 74cb61e99..512d54c01 100644
--- a/src/components/AIQuiz/AIOpenEndedQuestion.tsx
+++ b/src/components/AIQuiz/AIOpenEndedQuestion.tsx
@@ -17,33 +17,34 @@ type VerifyQuizAnswerResponse = {
 type AIOpenEndedQuestionProps = {
   quizSlug: string;
   question: QuizQuestion;
-  isSubmitted: boolean;
+  questionState: QuestionState;
+
   onSubmit: (status: QuestionState['status']) => void;
   onNext: () => void;
 
-  userAnswer: string;
   setUserAnswer: (answer: string) => void;
-  correctAnswer: string;
   setCorrectAnswer: (answer: string) => void;
-
-  status: QuestionState['status'];
 };
 
 export function AIOpenEndedQuestion(props: AIOpenEndedQuestionProps) {
   const {
     quizSlug,
     question,
-    isSubmitted,
+    questionState,
     onSubmit,
     onNext,
-    userAnswer,
     setUserAnswer,
-    correctAnswer,
     setCorrectAnswer,
-    status,
   } = props;
   const { title: questionText } = question;
 
+  const {
+    isSubmitted,
+    userAnswer = '',
+    correctAnswer = '',
+    status,
+  } = questionState;
+
   const {
     mutate: verifyAnswer,
     isPending: isVerifying,
diff --git a/src/components/AIQuiz/AIQuizContent.tsx b/src/components/AIQuiz/AIQuizContent.tsx
index 8b2d4e75c..f61537f42 100644
--- a/src/components/AIQuiz/AIQuizContent.tsx
+++ b/src/components/AIQuiz/AIQuizContent.tsx
@@ -1,12 +1,8 @@
 import { useState } from 'react';
 import type { QuizQuestion } from '../../queries/ai-quiz';
-import {
-  ChevronLeftIcon,
-  ChevronRightIcon,
-  type LucideIcon,
-} from 'lucide-react';
 import { AIMCQQuestion } from './AIMCQQuestion';
 import { AIOpenEndedQuestion } from './AIOpenEndedQuestion';
+import { QuizTopNavigation } from './QuizTopNavigation';
 
 export type QuestionState = {
   isSubmitted: boolean;
@@ -39,27 +35,18 @@ export function AIQuizContent(props: AIQuizContentProps) {
   const [selectedOptions, setSelectedOptions] = useState<
     Record<number, QuestionState>
   >({});
-
-  const hasMoreQuestions = activeQuestionIndex < questions.length - 1;
-  const hasPreviousQuestions = activeQuestionIndex > 0;
+  const [isAllQuestionsSubmitted, setIsAllQuestionsSubmitted] = useState(false);
 
   const activeQuestionState =
     selectedOptions[activeQuestionIndex] ?? DEFAULT_QUESTION_STATE;
 
-  const activeQuestionSelectedOptions =
-    activeQuestionState.selectedOptions ?? [];
-  const activeQuestionIsSubmitted = activeQuestionState.isSubmitted ?? false;
-
-  const handleSubmit = (
-    questionIndex: number,
-    status: QuestionState['status'],
-  ) => {
+  const handleSubmit = (status: QuestionState['status']) => {
     setSelectedOptions((prev) => {
       const oldState = activeQuestionState ?? DEFAULT_QUESTION_STATE;
 
       const newSelectedOptions = {
         ...prev,
-        [questionIndex]: {
+        [activeQuestionIndex]: {
           ...oldState,
           isSubmitted: true,
           status,
@@ -68,15 +55,17 @@ export function AIQuizContent(props: AIQuizContentProps) {
 
       return newSelectedOptions;
     });
+
+    setIsAllQuestionsSubmitted(activeQuestionIndex === questions.length - 1);
   };
 
-  const handleSetUserAnswer = (questionIndex: number, userAnswer: string) => {
+  const handleSetUserAnswer = (userAnswer: string) => {
     setSelectedOptions((prev) => {
       const oldState = activeQuestionState ?? DEFAULT_QUESTION_STATE;
 
       const newSelectedOptions = {
         ...prev,
-        [questionIndex]: {
+        [activeQuestionIndex]: {
           ...oldState,
           userAnswer,
         },
@@ -86,16 +75,13 @@ export function AIQuizContent(props: AIQuizContentProps) {
     });
   };
 
-  const handleSetCorrectAnswer = (
-    questionIndex: number,
-    correctAnswer: string,
-  ) => {
+  const handleSetCorrectAnswer = (correctAnswer: string) => {
     setSelectedOptions((prev) => {
       const oldState = activeQuestionState ?? DEFAULT_QUESTION_STATE;
 
       const newSelectedOptions = {
         ...prev,
-        [questionIndex]: {
+        [activeQuestionIndex]: {
           ...oldState,
           correctAnswer,
         },
@@ -105,13 +91,13 @@ export function AIQuizContent(props: AIQuizContentProps) {
     });
   };
 
-  const handleSelectOptions = (questionIndex: number, options: number[]) => {
+  const handleSelectOptions = (options: number[]) => {
     setSelectedOptions((prev) => {
       const oldState = activeQuestionState ?? DEFAULT_QUESTION_STATE;
 
       const newSelectedOptions = {
         ...prev,
-        [questionIndex]: {
+        [activeQuestionIndex]: {
           ...oldState,
           selectedOptions: options,
         },
@@ -121,88 +107,50 @@ export function AIQuizContent(props: AIQuizContentProps) {
     });
   };
 
+  const handleNext = () => {
+    setActiveQuestionIndex(activeQuestionIndex + 1);
+  };
+
+  const totalQuestions = questions?.length ?? 0;
   const progressPercentage = isLoading
     ? 0
-    : Math.min(((activeQuestionIndex + 1) / questions.length) * 100, 100);
+    : Math.min(((activeQuestionIndex + 1) / totalQuestions) * 100, 100);
 
   return (
     <div className="mx-auto w-full max-w-lg py-10">
-      <div className="mb-10 flex items-center gap-2">
-        <span className="text-sm text-gray-500">
-          Question {activeQuestionIndex + 1} of {questions.length}
-        </span>
+      <QuizTopNavigation
+        activeQuestionIndex={activeQuestionIndex}
+        totalQuestions={totalQuestions}
+        progressPercentage={progressPercentage}
+        onPrevious={() => setActiveQuestionIndex(activeQuestionIndex - 1)}
+        onNext={() => setActiveQuestionIndex(activeQuestionIndex + 1)}
+      />
 
-        <div className="relative mx-2 h-1.5 grow rounded-full bg-gray-200">
-          <div
-            className="absolute inset-0 rounded-full bg-black"
-            style={{
-              width: `${progressPercentage}%`,
-            }}
-          />
-        </div>
+      {!isAllQuestionsSubmitted && (
+        <>
+          {activeQuestion && activeQuestion.type === 'mcq' && (
+            <AIMCQQuestion
+              question={activeQuestion}
+              questionState={activeQuestionState}
+              setSelectedOptions={handleSelectOptions}
+              onSubmit={handleSubmit}
+              onNext={handleNext}
+            />
+          )}
 
-        <NavigationButton
-          disabled={!hasPreviousQuestions}
-          onClick={() => setActiveQuestionIndex(activeQuestionIndex - 1)}
-          icon={ChevronLeftIcon}
-        />
-        <NavigationButton
-          disabled={!hasMoreQuestions}
-          onClick={() => setActiveQuestionIndex(activeQuestionIndex + 1)}
-          icon={ChevronRightIcon}
-        />
-      </div>
-
-      {activeQuestion && activeQuestion.type === 'mcq' && (
-        <AIMCQQuestion
-          question={activeQuestion}
-          selectedOptions={activeQuestionSelectedOptions}
-          isSubmitted={activeQuestionIsSubmitted}
-          setSelectedOptions={(options) =>
-            handleSelectOptions(activeQuestionIndex, options)
-          }
-          onSubmit={(status) => handleSubmit(activeQuestionIndex, status)}
-          onNext={() => setActiveQuestionIndex(activeQuestionIndex + 1)}
-        />
-      )}
-
-      {activeQuestion && activeQuestion.type === 'open-ended' && (
-        <AIOpenEndedQuestion
-          quizSlug={quizSlug ?? ''}
-          question={activeQuestion}
-          isSubmitted={activeQuestionIsSubmitted}
-          onSubmit={(status) => handleSubmit(activeQuestionIndex, status)}
-          onNext={() => setActiveQuestionIndex(activeQuestionIndex + 1)}
-          userAnswer={activeQuestionState.userAnswer ?? ''}
-          setUserAnswer={(userAnswer) =>
-            handleSetUserAnswer(activeQuestionIndex, userAnswer)
-          }
-          correctAnswer={activeQuestionState.correctAnswer ?? ''}
-          setCorrectAnswer={(correctAnswer) =>
-            handleSetCorrectAnswer(activeQuestionIndex, correctAnswer)
-          }
-          status={activeQuestionState.status}
-        />
+          {activeQuestion && activeQuestion.type === 'open-ended' && (
+            <AIOpenEndedQuestion
+              quizSlug={quizSlug ?? ''}
+              question={activeQuestion}
+              questionState={activeQuestionState}
+              onSubmit={handleSubmit}
+              onNext={handleNext}
+              setUserAnswer={handleSetUserAnswer}
+              setCorrectAnswer={handleSetCorrectAnswer}
+            />
+          )}
+        </>
       )}
     </div>
   );
 }
-
-type NavigationButtonProps = {
-  disabled: boolean;
-  onClick: () => void;
-  icon: LucideIcon;
-};
-
-function NavigationButton(props: NavigationButtonProps) {
-  const { disabled, onClick, icon: Icon } = props;
-  return (
-    <button
-      className="flex size-7 items-center justify-center rounded-lg border border-gray-200 text-gray-500 hover:text-black disabled:opacity-50"
-      disabled={disabled}
-      onClick={onClick}
-    >
-      <Icon className="size-4" />
-    </button>
-  );
-}
diff --git a/src/components/AIQuiz/QuizTopNavigation.tsx b/src/components/AIQuiz/QuizTopNavigation.tsx
new file mode 100644
index 000000000..5e264f58e
--- /dev/null
+++ b/src/components/AIQuiz/QuizTopNavigation.tsx
@@ -0,0 +1,74 @@
+import {
+  ChevronLeftIcon,
+  ChevronRightIcon,
+  type LucideIcon,
+} from 'lucide-react';
+
+type QuizTopNavigationProps = {
+  activeQuestionIndex: number;
+  totalQuestions: number;
+  progressPercentage: number;
+
+  onPrevious: () => void;
+  onNext: () => void;
+};
+
+export function QuizTopNavigation(props: QuizTopNavigationProps) {
+  const {
+    activeQuestionIndex,
+    totalQuestions,
+    progressPercentage,
+    onPrevious,
+    onNext,
+  } = props;
+
+  const hasPreviousQuestions = activeQuestionIndex > 0;
+  const hasMoreQuestions = activeQuestionIndex < totalQuestions - 1;
+
+  return (
+    <div className="mb-10 flex items-center gap-2">
+      <span className="text-sm text-gray-500">
+        Question {activeQuestionIndex + 1} of {totalQuestions}
+      </span>
+
+      <div className="relative mx-2 h-1.5 grow rounded-full bg-gray-200">
+        <div
+          className="absolute inset-0 rounded-full bg-black"
+          style={{
+            width: `${progressPercentage}%`,
+          }}
+        />
+      </div>
+
+      <NavigationButton
+        disabled={!hasPreviousQuestions}
+        onClick={onPrevious}
+        icon={ChevronLeftIcon}
+      />
+      <NavigationButton
+        disabled={!hasMoreQuestions}
+        onClick={onNext}
+        icon={ChevronRightIcon}
+      />
+    </div>
+  );
+}
+
+type NavigationButtonProps = {
+  disabled: boolean;
+  onClick: () => void;
+  icon: LucideIcon;
+};
+
+function NavigationButton(props: NavigationButtonProps) {
+  const { disabled, onClick, icon: Icon } = props;
+  return (
+    <button
+      className="flex size-7 items-center justify-center rounded-lg border border-gray-200 text-gray-500 hover:text-black disabled:opacity-50"
+      disabled={disabled}
+      onClick={onClick}
+    >
+      <Icon className="size-4" />
+    </button>
+  );
+}