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| import { useCallback, useState } from 'react' | |
| import toast from 'react-hot-toast' | |
| import { adminAPI, testAPI } from '../api/api' | |
| export default function useAttemptLifecycle({ | |
| testId, | |
| isPreview, | |
| navigate, | |
| attemptRef, | |
| questionsRef, | |
| answersRef, | |
| timingsRef, | |
| loadedRef, | |
| setQuestions, | |
| setAnswers, | |
| setTimings, | |
| setMarked, | |
| setVisited, | |
| setCurrent, | |
| setNatInput, | |
| setTabViolations, | |
| setFsViolations, | |
| setShowFsWarning, | |
| tabViolRef, | |
| fsViolRef, | |
| setStarted, | |
| }) { | |
| const [attempt, setAttempt] = useState(null) | |
| const [attemptNumber, setAttemptNumber] = useState(null) | |
| const [maxAttempts, setMaxAttempts] = useState(6) | |
| const [starting, setStarting] = useState(false) | |
| const [accepted, setAccepted] = useState(false) | |
| const beginTest = useCallback(async () => { | |
| if (!accepted || starting) return | |
| setStarting(true) | |
| loadedRef.current = false | |
| try { | |
| try { | |
| if (!document.fullscreenElement) { | |
| await document.documentElement.requestFullscreen?.() | |
| } | |
| } catch { | |
| // Browsers may reject fullscreen in some environments; show recovery after load. | |
| } | |
| let attemptData | |
| let qData | |
| if (isPreview) { | |
| attemptData = { | |
| id: 'preview', | |
| attempt_number: 'Preview', | |
| max_attempts: '∞', | |
| started_at: new Date().toISOString(), | |
| } | |
| const qRes = await adminAPI.getQuestions(testId) | |
| qData = qRes.data | |
| } else { | |
| const attemptRes = await testAPI.startTest(testId) | |
| attemptData = attemptRes.data | |
| const qRes = await testAPI.getQuestions(testId, attemptData.id) | |
| qData = qRes.data | |
| } | |
| setAttempt(attemptData) | |
| attemptRef.current = attemptData | |
| setAttemptNumber(attemptData.attempt_number || 1) | |
| setMaxAttempts(attemptData.max_attempts || 6) | |
| setQuestions(qData) | |
| questionsRef.current = qData | |
| setVisited(qData[0] ? new Set([qData[0].id]) : new Set()) | |
| setAnswers({}) | |
| setTimings({}) | |
| setMarked(new Set()) | |
| setCurrent(0) | |
| setNatInput('') | |
| setTabViolations(0) | |
| setFsViolations(0) | |
| setShowFsWarning(false) | |
| tabViolRef.current = 0 | |
| fsViolRef.current = 0 | |
| answersRef.current = {} | |
| timingsRef.current = {} | |
| setStarted(true) | |
| setTimeout(() => { | |
| loadedRef.current = true | |
| if (!document.fullscreenElement) { | |
| setShowFsWarning(true) | |
| } | |
| }, 2000) | |
| } catch (err) { | |
| console.error('TestEngine beginTest error:', err) | |
| toast.error(err.response?.data?.detail || 'Failed to start test') | |
| navigate('/tests') | |
| } finally { | |
| setStarting(false) | |
| } | |
| }, [ | |
| accepted, | |
| navigate, | |
| starting, | |
| testId, | |
| isPreview, | |
| attemptRef, | |
| questionsRef, | |
| answersRef, | |
| timingsRef, | |
| loadedRef, | |
| setQuestions, | |
| setAnswers, | |
| setTimings, | |
| setMarked, | |
| setVisited, | |
| setCurrent, | |
| setNatInput, | |
| setTabViolations, | |
| setFsViolations, | |
| setShowFsWarning, | |
| tabViolRef, | |
| fsViolRef, | |
| setStarted, | |
| ]) | |
| return { | |
| attempt, | |
| attemptNumber, | |
| maxAttempts, | |
| starting, | |
| accepted, | |
| setAccepted, | |
| beginTest, | |
| } | |
| } |