mirror of
https://github.com/th30d4y/OpenLearnX.git
synced 2026-05-26 19:26:33 +00:00
update & add
This commit is contained in:
5t4l1n
@@ -1,5 +1,5 @@
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'use client'
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import React, { useState, useEffect } from 'react'
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import React, { useState, useEffect, useCallback } from 'react'
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import { useRouter, useParams } from 'next/navigation'
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import {
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Users, Trophy, Clock, Play, Square, RefreshCw, Settings,
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@@ -40,6 +40,7 @@ interface Question {
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interface ExamInfo {
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title: string
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exam_code: string
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status: 'waiting' | 'active' | 'completed'
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duration_minutes: number
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participants_count: number
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@@ -49,6 +50,9 @@ interface ExamInfo {
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languages: string[]
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created_at: string
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host_name: string
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start_time?: string
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end_time?: string
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problem?: Question
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}
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interface Participant {
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@@ -61,6 +65,20 @@ interface Participant {
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total_tests?: number
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points_earned?: number
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total_points?: number
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language?: string
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rank?: number
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}
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interface LeaderboardData {
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leaderboard: Participant[]
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waiting_participants: Participant[]
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stats: {
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total_participants: number
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completed_submissions: number
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waiting_submissions: number
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average_score: number
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highest_score: number
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}
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}
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/* ---------- Enhanced Host Panel Component ---------- */
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@@ -71,7 +89,17 @@ export default function EnhancedHostPanel() {
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/* ------- Global state ------- */
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const [examInfo, setExamInfo] = useState<ExamInfo | null>(null)
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const [participants, setParticipants] = useState<Participant[]>([])
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const [leaderboardData, setLeaderboardData] = useState<LeaderboardData>({
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leaderboard: [],
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waiting_participants: [],
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stats: {
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total_participants: 0,
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completed_submissions: 0,
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waiting_submissions: 0,
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average_score: 0,
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highest_score: 0
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}
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})
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const [loading, setLoading] = useState(true)
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const [error, setError] = useState('')
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@@ -98,7 +126,7 @@ export default function EnhancedHostPanel() {
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expected_output: '',
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description: 'Test case 1',
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is_public: true,
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points: 25
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points: 100
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}],
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examples: [{
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input: '',
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@@ -118,6 +146,44 @@ export default function EnhancedHostPanel() {
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}
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const [draft, setDraft] = useState<Question>({ ...blankQuestion })
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/* ------------------------------------------------------------------- */
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/* FIXED EVENT HANDLERS */
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/* ------------------------------------------------------------------- */
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// ✅ FIXED: Stable event handlers using useCallback
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const handleTitleChange = useCallback((e: React.ChangeEvent<HTMLInputElement>) => {
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setDraft(prev => ({...prev, title: e.target.value}))
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}, [])
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const handleDescriptionChange = useCallback((e: React.ChangeEvent<HTMLTextAreaElement>) => {
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setDraft(prev => ({...prev, description: e.target.value}))
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}, [])
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const handleDifficultyChange = useCallback((e: React.ChangeEvent<HTMLSelectElement>) => {
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setDraft(prev => ({...prev, difficulty: e.target.value as any}))
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}, [])
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const handleTotalPointsChange = useCallback((e: React.ChangeEvent<HTMLInputElement>) => {
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const newTotal = parseInt(e.target.value) || 100
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setDraft(prev => ({...prev, total_points: newTotal}))
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}, [])
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const handleCorrectSolutionChange = useCallback((e: React.ChangeEvent<HTMLTextAreaElement>) => {
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setDraft(prev => ({
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...prev,
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correct_solution: {...prev.correct_solution, python: e.target.value}
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}))
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}, [])
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const handleExampleChange = useCallback((index: number, field: keyof Example, value: string) => {
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setDraft(prev => ({
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...prev,
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examples: prev.examples.map((ex, i) =>
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i === index ? {...ex, [field]: value} : ex
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)
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}))
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}, [])
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/* ------------------------------------------------------------------- */
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/* API CALLS */
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/* ------------------------------------------------------------------- */
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@@ -128,32 +194,48 @@ export default function EnhancedHostPanel() {
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const data = await res.json()
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if (data.success) {
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setExamInfo(data.exam_info)
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setCustomDuration(data.exam_info.duration_minutes)
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setCustomDuration(data.exam_info.duration_minutes || 30)
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setError('')
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} else {
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setError(data.error || 'Unable to load exam')
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}
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} catch {
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} catch (err) {
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setError('Backend unreachable')
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console.error('Failed to fetch exam info:', err)
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} finally {
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setLoading(false)
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}
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}
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const fetchParticipants = async () => {
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const fetchLeaderboard = async () => {
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try {
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const res = await fetch(`http://127.0.0.1:5000/api/exam/participants/${examCode}`)
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const res = await fetch(`http://127.0.0.1:5000/api/exam/leaderboard/${examCode}`)
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const data = await res.json()
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if (data.success) setParticipants(data.participants)
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} catch {
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/** ignore */
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if (data.success) {
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setLeaderboardData({
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leaderboard: data.leaderboard || [],
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waiting_participants: data.waiting_participants || [],
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stats: data.stats || {
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total_participants: 0,
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completed_submissions: 0,
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waiting_submissions: 0,
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average_score: 0,
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highest_score: 0
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}
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})
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}
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} catch (err) {
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console.error('Failed to fetch leaderboard:', err)
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}
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}
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useEffect(() => {
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fetchExamInfo()
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fetchParticipants()
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// eslint-disable-next-line react-hooks/exhaustive-deps
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fetchLeaderboard()
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// Poll leaderboard every 3 seconds for real-time updates
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const interval = setInterval(fetchLeaderboard, 3000)
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return () => clearInterval(interval)
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}, [examCode])
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/* ---------- Enhanced Question Upload ---------- */
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@@ -185,7 +267,8 @@ export default function EnhancedHostPanel() {
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const enhancedQuestion = {
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...draft,
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test_cases: validTestCases,
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id: Date.now().toString()
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id: Date.now().toString(),
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languages: Object.keys(draft.starter_code).filter(lang => draft.starter_code[lang].trim())
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}
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const res = await fetch('http://127.0.0.1:5000/api/exam/upload-question', {
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@@ -199,14 +282,15 @@ export default function EnhancedHostPanel() {
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const data = await res.json()
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if (data.success) {
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alert(`✅ Enhanced question uploaded with ${validTestCases.length} test cases!`)
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alert(`✅ Enhanced question uploaded with ${validTestCases.length} test cases!\nTotal points: ${draft.total_points}`)
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setShowUploader(false)
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setDraft({ ...blankQuestion })
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fetchExamInfo()
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} else {
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alert(`❌ ${data.error}`)
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}
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} catch {
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} catch (err) {
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console.error('Upload error:', err)
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alert('❌ Network error')
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}
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}
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@@ -226,14 +310,14 @@ export default function EnhancedHostPanel() {
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}))
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}
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const updateTestCase = (index: number, field: keyof TestCase, value: any) => {
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const updateTestCase = useCallback((index: number, field: keyof TestCase, value: any) => {
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setDraft(prev => ({
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...prev,
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test_cases: prev.test_cases.map((tc, i) =>
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i === index ? { ...tc, [field]: value } : tc
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)
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}))
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}
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}, [])
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const removeTestCase = (index: number) => {
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if (draft.test_cases.length <= 1) {
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@@ -246,38 +330,173 @@ export default function EnhancedHostPanel() {
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}))
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}
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/* ---------- Duration Update ---------- */
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const updateDuration = async () => {
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if (customDuration < 5) {
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alert('Minimum 5 minutes')
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return
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// Auto-distribute points when total points change
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const redistributePoints = () => {
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const pointsPerTest = Math.floor(draft.total_points / draft.test_cases.length)
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const remainder = draft.total_points % draft.test_cases.length
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setDraft(prev => ({
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...prev,
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test_cases: prev.test_cases.map((tc, index) => ({
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...tc,
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points: pointsPerTest + (index < remainder ? 1 : 0)
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}))
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}))
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}
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/* ---------- Exam Control Functions ---------- */
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const startExam = async () => {
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if (!examInfo?.problem_title) {
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alert('Please upload a question before starting the exam')
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return
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}
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if (!confirm('Start the exam now? Participants will be able to submit solutions.')) return
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try {
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const res = await fetch('http://127.0.0.1:5000/api/exam/update-duration', {
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const res = await fetch('http://127.0.0.1:5000/api/exam/start-exam', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ exam_code: examCode, duration_minutes: customDuration })
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body: JSON.stringify({ exam_code: examCode })
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})
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const data = await res.json()
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if (data.success) {
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alert('✅ Duration updated')
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setShowDurationEdit(false)
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alert('✅ Exam started successfully!')
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fetchExamInfo()
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} else alert(`❌ ${data.error}`)
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} catch {
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alert('❌ Network error')
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} else {
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alert(`❌ ${data.error}`)
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}
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} catch (err) {
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console.error('Start exam error:', err)
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alert('❌ Network error')
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}
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}
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/* ---------- Enhanced Question Upload Form ---------- */
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const stopExam = async () => {
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if (!confirm('Stop the exam immediately? This will end the exam for all participants.')) return
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try {
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const res = await fetch('http://127.0.0.1:5000/api/exam/stop-exam', {
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method: 'POST',
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headers: { 'Content-Type': 'application/json' },
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body: JSON.stringify({ exam_code: examCode })
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})
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const data = await res.json()
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if (data.success) {
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alert('✅ Exam stopped successfully!')
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fetchExamInfo()
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} else {
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alert(`❌ ${data.error}`)
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}
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} catch (err) {
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console.error('Stop exam error:', err)
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alert('❌ Network error')
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}
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}
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/* ---------- FIXED Test Case Editor Component ---------- */
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const TestCaseEditor = React.memo(({
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testCase,
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index,
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onUpdate,
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onRemove,
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canRemove
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}: {
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testCase: TestCase
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index: number
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onUpdate: (index: number, field: keyof TestCase, value: any) => void
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onRemove: (index: number) => void
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canRemove: boolean
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}) => {
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const handleInputChange = useCallback((field: keyof TestCase, value: any) => {
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onUpdate(index, field, value)
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}, [index, onUpdate])
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return (
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<div className="bg-gray-900 p-4 rounded mb-3 border border-gray-700">
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<div className="flex justify-between items-center mb-3">
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<span className="font-medium text-blue-300">Test Case {index + 1}</span>
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<div className="flex items-center space-x-3">
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<label className="flex items-center space-x-1">
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<input
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type="checkbox"
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checked={testCase.is_public}
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onChange={(e) => handleInputChange('is_public', e.target.checked)}
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className="rounded"
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/>
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<span className="text-sm">Public</span>
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</label>
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<input
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type="number"
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value={testCase.points}
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onChange={(e) => handleInputChange('points', parseInt(e.target.value) || 0)}
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className="w-20 p-1 bg-gray-700 rounded text-sm border border-gray-600 focus:ring-2 focus:ring-blue-500 focus:outline-none"
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placeholder="Points"
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min="0"
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autoComplete="off"
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/>
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{canRemove && (
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<button
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type="button"
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onClick={() => onRemove(index)}
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className="text-red-400 hover:text-red-300 text-sm"
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>
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Remove
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||||
</button>
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)}
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</div>
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</div>
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<div className="grid grid-cols-1 md:grid-cols-2 gap-3 mb-3">
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<div>
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<label className="block text-sm mb-1">Input:</label>
|
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<textarea
|
||||
value={testCase.input}
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onChange={(e) => handleInputChange('input', e.target.value)}
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className="w-full p-2 bg-gray-800 rounded text-sm border border-gray-600 focus:ring-2 focus:ring-blue-500 focus:outline-none resize-none"
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||||
rows={2}
|
||||
placeholder="Test input (leave empty if none)"
|
||||
autoComplete="off"
|
||||
/>
|
||||
</div>
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||||
|
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<div>
|
||||
<label className="block text-sm mb-1">Expected Output: <span className="text-red-400">*</span></label>
|
||||
<textarea
|
||||
value={testCase.expected_output}
|
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onChange={(e) => handleInputChange('expected_output', e.target.value)}
|
||||
className="w-full p-2 bg-gray-800 rounded text-sm border border-gray-600 focus:ring-2 focus:ring-blue-500 focus:outline-none resize-none"
|
||||
rows={2}
|
||||
placeholder="Expected output (required)"
|
||||
autoComplete="off"
|
||||
/>
|
||||
</div>
|
||||
</div>
|
||||
|
||||
<input
|
||||
type="text"
|
||||
value={testCase.description}
|
||||
onChange={(e) => handleInputChange('description', e.target.value)}
|
||||
className="w-full p-2 bg-gray-800 rounded text-sm border border-gray-600 focus:ring-2 focus:ring-blue-500 focus:outline-none"
|
||||
placeholder="Test case description"
|
||||
autoComplete="off"
|
||||
/>
|
||||
</div>
|
||||
)
|
||||
})
|
||||
|
||||
/* ---------- FIXED Enhanced Question Upload Form ---------- */
|
||||
const EnhancedQuestionUploadForm = () => (
|
||||
<div className="bg-gray-800 rounded-lg p-6">
|
||||
<div className="bg-gray-800 rounded-lg p-6 mb-6">
|
||||
<div className="flex justify-between items-center mb-6">
|
||||
<h3 className="text-lg font-bold flex items-center space-x-2">
|
||||
<TestTube className="h-5 w-5 text-green-400" />
|
||||
<span>📝 Create Question with Dynamic Scoring</span>
|
||||
</h3>
|
||||
<button
|
||||
type="button"
|
||||
onClick={() => setShowUploader(false)}
|
||||
className="text-gray-400 hover:text-white"
|
||||
>
|
||||
@@ -289,24 +508,26 @@ export default function EnhancedHostPanel() {
|
||||
<div className="space-y-4 mb-6">
|
||||
<input
|
||||
type="text"
|
||||
placeholder="Question Title"
|
||||
placeholder="Question Title (e.g., 'Print Hello World')"
|
||||
value={draft.title}
|
||||
onChange={(e) => setDraft(prev => ({...prev, title: e.target.value}))}
|
||||
className="w-full p-3 bg-gray-700 rounded border border-gray-600"
|
||||
onChange={handleTitleChange}
|
||||
className="w-full p-3 bg-gray-700 rounded border border-gray-600 focus:ring-2 focus:ring-blue-500 focus:outline-none"
|
||||
autoComplete="off"
|
||||
/>
|
||||
|
||||
<textarea
|
||||
placeholder="Question Description"
|
||||
placeholder="Question Description (e.g., 'Write a program that prints Hello World')"
|
||||
value={draft.description}
|
||||
onChange={(e) => setDraft(prev => ({...prev, description: e.target.value}))}
|
||||
className="w-full p-3 bg-gray-700 rounded border border-gray-600 h-32"
|
||||
onChange={handleDescriptionChange}
|
||||
className="w-full p-3 bg-gray-700 rounded border border-gray-600 h-32 focus:ring-2 focus:ring-blue-500 focus:outline-none resize-none"
|
||||
autoComplete="off"
|
||||
/>
|
||||
|
||||
<div className="grid grid-cols-2 gap-4">
|
||||
<div className="grid grid-cols-3 gap-4">
|
||||
<select
|
||||
value={draft.difficulty}
|
||||
onChange={(e) => setDraft(prev => ({...prev, difficulty: e.target.value as any}))}
|
||||
className="p-3 bg-gray-700 rounded border border-gray-600"
|
||||
onChange={handleDifficultyChange}
|
||||
className="p-3 bg-gray-700 rounded border border-gray-600 focus:ring-2 focus:ring-blue-500 focus:outline-none"
|
||||
>
|
||||
<option value="easy">Easy</option>
|
||||
<option value="medium">Medium</option>
|
||||
@@ -316,13 +537,62 @@ export default function EnhancedHostPanel() {
|
||||
<input
|
||||
type="number"
|
||||
value={draft.total_points}
|
||||
onChange={(e) => setDraft(prev => ({...prev, total_points: parseInt(e.target.value) || 100}))}
|
||||
className="p-3 bg-gray-700 rounded border border-gray-600"
|
||||
onChange={handleTotalPointsChange}
|
||||
className="p-3 bg-gray-700 rounded border border-gray-600 focus:ring-2 focus:ring-blue-500 focus:outline-none"
|
||||
placeholder="Total Points"
|
||||
min="1"
|
||||
autoComplete="off"
|
||||
/>
|
||||
|
||||
<button
|
||||
type="button"
|
||||
onClick={redistributePoints}
|
||||
className="bg-purple-600 hover:bg-purple-700 px-3 py-2 rounded text-sm"
|
||||
title="Redistribute points evenly across test cases"
|
||||
>
|
||||
Redistribute Points
|
||||
</button>
|
||||
</div>
|
||||
</div>
|
||||
|
||||
{/* Examples Section */}
|
||||
<div className="mb-6">
|
||||
<h4 className="font-medium mb-2 flex items-center space-x-2">
|
||||
<Award className="h-4 w-4 text-blue-400" />
|
||||
<span>📚 Examples (shown to participants):</span>
|
||||
</h4>
|
||||
{draft.examples.map((example, index) => (
|
||||
<div key={index} className="bg-gray-900 p-3 rounded mb-2 border border-gray-700">
|
||||
<div className="grid grid-cols-2 gap-3 mb-2">
|
||||
<input
|
||||
type="text"
|
||||
placeholder="Input"
|
||||
value={example.input}
|
||||
onChange={(e) => handleExampleChange(index, 'input', e.target.value)}
|
||||
className="p-2 bg-gray-800 rounded border border-gray-600 focus:ring-2 focus:ring-blue-500 focus:outline-none"
|
||||
autoComplete="off"
|
||||
/>
|
||||
<input
|
||||
type="text"
|
||||
placeholder="Expected Output"
|
||||
value={example.expected_output}
|
||||
onChange={(e) => handleExampleChange(index, 'expected_output', e.target.value)}
|
||||
className="p-2 bg-gray-800 rounded border border-gray-600 focus:ring-2 focus:ring-blue-500 focus:outline-none"
|
||||
autoComplete="off"
|
||||
/>
|
||||
</div>
|
||||
<input
|
||||
type="text"
|
||||
placeholder="Description"
|
||||
value={example.description}
|
||||
onChange={(e) => handleExampleChange(index, 'description', e.target.value)}
|
||||
className="w-full p-2 bg-gray-800 rounded border border-gray-600 focus:ring-2 focus:ring-blue-500 focus:outline-none"
|
||||
autoComplete="off"
|
||||
/>
|
||||
</div>
|
||||
))}
|
||||
</div>
|
||||
|
||||
{/* Host's Correct Solution */}
|
||||
<div className="mb-6">
|
||||
<h4 className="font-medium mb-2 flex items-center space-x-2">
|
||||
@@ -330,13 +600,12 @@ export default function EnhancedHostPanel() {
|
||||
<span>✅ Your Correct Solution (Python):</span>
|
||||
</h4>
|
||||
<textarea
|
||||
placeholder="Enter your correct solution here..."
|
||||
placeholder="Enter your correct solution here... (e.g., print('Hello World'))"
|
||||
value={draft.correct_solution.python}
|
||||
onChange={(e) => setDraft(prev => ({
|
||||
...prev,
|
||||
correct_solution: {...prev.correct_solution, python: e.target.value}
|
||||
}))}
|
||||
className="w-full p-3 bg-gray-900 text-green-400 font-mono rounded border border-gray-600 h-32"
|
||||
onChange={handleCorrectSolutionChange}
|
||||
className="w-full p-3 bg-gray-900 text-green-400 font-mono rounded border border-gray-600 h-32 focus:ring-2 focus:ring-blue-500 focus:outline-none resize-none"
|
||||
autoComplete="off"
|
||||
spellCheck={false}
|
||||
/>
|
||||
</div>
|
||||
|
||||
@@ -348,6 +617,7 @@ export default function EnhancedHostPanel() {
|
||||
<span>🧪 Test Cases for Dynamic Scoring</span>
|
||||
</h4>
|
||||
<button
|
||||
type="button"
|
||||
onClick={addTestCase}
|
||||
className="bg-blue-600 hover:bg-blue-700 px-3 py-1 rounded text-sm flex items-center space-x-1"
|
||||
>
|
||||
@@ -357,69 +627,14 @@ export default function EnhancedHostPanel() {
|
||||
</div>
|
||||
|
||||
{draft.test_cases.map((testCase, index) => (
|
||||
<div key={index} className="bg-gray-900 p-4 rounded mb-3 border border-gray-700">
|
||||
<div className="flex justify-between items-center mb-3">
|
||||
<span className="font-medium text-blue-300">Test Case {index + 1}</span>
|
||||
<div className="flex items-center space-x-3">
|
||||
<label className="flex items-center space-x-1">
|
||||
<input
|
||||
type="checkbox"
|
||||
checked={testCase.is_public}
|
||||
onChange={(e) => updateTestCase(index, 'is_public', e.target.checked)}
|
||||
className="rounded"
|
||||
/>
|
||||
<span className="text-sm">Public</span>
|
||||
</label>
|
||||
<input
|
||||
type="number"
|
||||
value={testCase.points}
|
||||
onChange={(e) => updateTestCase(index, 'points', parseInt(e.target.value) || 0)}
|
||||
className="w-20 p-1 bg-gray-700 rounded text-sm border border-gray-600"
|
||||
placeholder="Points"
|
||||
/>
|
||||
{draft.test_cases.length > 1 && (
|
||||
<button
|
||||
onClick={() => removeTestCase(index)}
|
||||
className="text-red-400 hover:text-red-300 text-sm"
|
||||
>
|
||||
Remove
|
||||
</button>
|
||||
)}
|
||||
</div>
|
||||
</div>
|
||||
|
||||
<div className="grid grid-cols-1 md:grid-cols-2 gap-3 mb-3">
|
||||
<div>
|
||||
<label className="block text-sm mb-1">Input:</label>
|
||||
<textarea
|
||||
value={testCase.input}
|
||||
onChange={(e) => updateTestCase(index, 'input', e.target.value)}
|
||||
className="w-full p-2 bg-gray-800 rounded text-sm border border-gray-600"
|
||||
rows={2}
|
||||
placeholder="Test input (leave empty if none)"
|
||||
/>
|
||||
</div>
|
||||
|
||||
<div>
|
||||
<label className="block text-sm mb-1">Expected Output: <span className="text-red-400">*</span></label>
|
||||
<textarea
|
||||
value={testCase.expected_output}
|
||||
onChange={(e) => updateTestCase(index, 'expected_output', e.target.value)}
|
||||
className="w-full p-2 bg-gray-800 rounded text-sm border border-gray-600"
|
||||
rows={2}
|
||||
placeholder="Expected output (required)"
|
||||
/>
|
||||
</div>
|
||||
</div>
|
||||
|
||||
<input
|
||||
type="text"
|
||||
value={testCase.description}
|
||||
onChange={(e) => updateTestCase(index, 'description', e.target.value)}
|
||||
className="w-full p-2 bg-gray-800 rounded text-sm border border-gray-600"
|
||||
placeholder="Test case description"
|
||||
/>
|
||||
</div>
|
||||
<TestCaseEditor
|
||||
key={index}
|
||||
testCase={testCase}
|
||||
index={index}
|
||||
onUpdate={updateTestCase}
|
||||
onRemove={removeTestCase}
|
||||
canRemove={draft.test_cases.length > 1}
|
||||
/>
|
||||
))}
|
||||
|
||||
{/* Test Case Summary */}
|
||||
@@ -435,6 +650,7 @@ export default function EnhancedHostPanel() {
|
||||
{/* Upload Button */}
|
||||
<div className="flex space-x-4">
|
||||
<button
|
||||
type="button"
|
||||
onClick={uploadQuestion}
|
||||
className="bg-green-600 hover:bg-green-700 px-6 py-2 rounded flex items-center space-x-2"
|
||||
>
|
||||
@@ -442,6 +658,7 @@ export default function EnhancedHostPanel() {
|
||||
<span>📤 Upload Enhanced Question</span>
|
||||
</button>
|
||||
<button
|
||||
type="button"
|
||||
onClick={() => setShowUploader(false)}
|
||||
className="bg-gray-600 hover:bg-gray-700 px-6 py-2 rounded"
|
||||
>
|
||||
@@ -452,80 +669,99 @@ export default function EnhancedHostPanel() {
|
||||
)
|
||||
|
||||
/* ---------- Enhanced Participant Display ---------- */
|
||||
const EnhancedParticipantsList = () => (
|
||||
<div className="space-y-3">
|
||||
{participants.map((participant, index) => (
|
||||
<div key={index} className="bg-gray-800 p-4 rounded-lg border border-gray-700">
|
||||
<div className="flex justify-between items-center">
|
||||
<div>
|
||||
<h4 className="font-medium">{participant.name}</h4>
|
||||
<div className="text-sm text-gray-400 space-x-4">
|
||||
<span>Joined: {new Date(participant.joined_at).toLocaleTimeString()}</span>
|
||||
{participant.completed && participant.submitted_at && (
|
||||
<span>Submitted: {new Date(participant.submitted_at).toLocaleTimeString()}</span>
|
||||
)}
|
||||
</div>
|
||||
</div>
|
||||
<div className="text-right">
|
||||
{participant.completed ? (
|
||||
const EnhancedParticipantsList = () => {
|
||||
const allParticipants = [...leaderboardData.leaderboard, ...leaderboardData.waiting_participants]
|
||||
|
||||
return (
|
||||
<div className="space-y-3">
|
||||
{allParticipants.length === 0 ? (
|
||||
<div className="text-center py-8 text-gray-400">
|
||||
<Users className="h-12 w-12 mx-auto mb-4 opacity-50" />
|
||||
<p>No participants yet</p>
|
||||
<p className="text-sm">Share the exam code: <span className="font-bold text-blue-400">{examCode}</span></p>
|
||||
</div>
|
||||
) : (
|
||||
allParticipants.map((participant, index) => (
|
||||
<div key={index} className="bg-gray-800 p-4 rounded-lg border border-gray-700">
|
||||
<div className="flex justify-between items-center">
|
||||
<div>
|
||||
<div className="text-lg font-bold text-green-400">{participant.score}%</div>
|
||||
<div className="text-sm text-gray-400">
|
||||
{participant.passed_tests || 0}/{participant.total_tests || 1} tests
|
||||
<h4 className="font-medium flex items-center space-x-2">
|
||||
<span>{participant.name}</span>
|
||||
{participant.completed && (
|
||||
<span className="text-xs bg-green-600 px-2 py-1 rounded">Completed</span>
|
||||
)}
|
||||
{participant.rank && (
|
||||
<span className="text-xs bg-blue-600 px-2 py-1 rounded">Rank #{participant.rank}</span>
|
||||
)}
|
||||
</h4>
|
||||
<div className="text-sm text-gray-400 space-x-4">
|
||||
<span>Joined: {new Date(participant.joined_at).toLocaleTimeString()}</span>
|
||||
{participant.completed && participant.submitted_at && (
|
||||
<span>Submitted: {new Date(participant.submitted_at).toLocaleTimeString()}</span>
|
||||
)}
|
||||
{participant.language && (
|
||||
<span>Language: {participant.language}</span>
|
||||
)}
|
||||
</div>
|
||||
{participant.points_earned && participant.total_points && (
|
||||
<div className="text-xs text-blue-400">
|
||||
{participant.points_earned}/{participant.total_points} pts
|
||||
</div>
|
||||
<div className="text-right">
|
||||
{participant.completed ? (
|
||||
<div>
|
||||
<div className="text-lg font-bold text-green-400">{participant.score}%</div>
|
||||
<div className="text-sm text-gray-400">
|
||||
{participant.passed_tests || 0}/{participant.total_tests || 1} tests
|
||||
</div>
|
||||
{participant.points_earned && participant.total_points && (
|
||||
<div className="text-xs text-blue-400">
|
||||
{participant.points_earned}/{participant.total_points} pts
|
||||
</div>
|
||||
)}
|
||||
</div>
|
||||
) : (
|
||||
<div className="text-yellow-400">Working...</div>
|
||||
)}
|
||||
</div>
|
||||
) : (
|
||||
<div className="text-yellow-400">Working...</div>
|
||||
)}
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
))}
|
||||
</div>
|
||||
)
|
||||
|
||||
// Rest of your existing component logic (exam lifecycle, UI, etc.)
|
||||
const startExam = async () => {
|
||||
if (!confirm('Start the exam now?')) return
|
||||
try {
|
||||
const res = await fetch('http://127.0.0.1:5000/api/exam/start-exam', {
|
||||
method: 'POST',
|
||||
headers: { 'Content-Type': 'application/json' },
|
||||
body: JSON.stringify({ exam_code: examCode })
|
||||
})
|
||||
const data = await res.json()
|
||||
data.success ? fetchExamInfo() : alert(`❌ ${data.error}`)
|
||||
} catch {
|
||||
alert('❌ Network error')
|
||||
}
|
||||
))
|
||||
)}
|
||||
</div>
|
||||
)
|
||||
}
|
||||
|
||||
const stopExam = async () => {
|
||||
if (!confirm('Stop the exam immediately?')) return
|
||||
try {
|
||||
const res = await fetch('http://127.0.0.1:5000/api/exam/stop-exam', {
|
||||
method: 'POST',
|
||||
headers: { 'Content-Type': 'application/json' },
|
||||
body: JSON.stringify({ exam_code: examCode })
|
||||
})
|
||||
const data = await res.json()
|
||||
data.success ? fetchExamInfo() : alert(`❌ ${data.error}`)
|
||||
} catch {
|
||||
alert('❌ Network error')
|
||||
}
|
||||
// Calculate time remaining for active exams
|
||||
const getTimeRemaining = () => {
|
||||
if (examInfo?.status !== 'active' || !examInfo.end_time) return null
|
||||
|
||||
const now = Date.now()
|
||||
const endTime = new Date(examInfo.end_time).getTime()
|
||||
const remaining = Math.max(0, Math.floor((endTime - now) / 1000))
|
||||
|
||||
const minutes = Math.floor(remaining / 60)
|
||||
const seconds = remaining % 60
|
||||
|
||||
return `${minutes.toString().padStart(2, '0')}:${seconds.toString().padStart(2, '0')}`
|
||||
}
|
||||
|
||||
// Real-time timer for active exams
|
||||
const [timeRemaining, setTimeRemaining] = useState<string | null>(null)
|
||||
|
||||
useEffect(() => {
|
||||
if (examInfo?.status === 'active' && examInfo.end_time) {
|
||||
const timer = setInterval(() => {
|
||||
setTimeRemaining(getTimeRemaining())
|
||||
}, 1000)
|
||||
|
||||
return () => clearInterval(timer)
|
||||
}
|
||||
}, [examInfo])
|
||||
|
||||
/* =========================== RENDER =========================== */
|
||||
if (loading) return (
|
||||
<div className="min-h-screen bg-gray-900 text-white flex items-center justify-center">
|
||||
<div className="text-center">
|
||||
<RefreshCw className="h-8 w-8 animate-spin mb-4"/>
|
||||
<p>Loading enhanced host panel …</p>
|
||||
<RefreshCw className="h-8 w-8 animate-spin mx-auto mb-4"/>
|
||||
<p>Loading enhanced host panel...</p>
|
||||
</div>
|
||||
</div>
|
||||
)
|
||||
@@ -533,12 +769,14 @@ export default function EnhancedHostPanel() {
|
||||
if (error || !examInfo) return (
|
||||
<div className="min-h-screen bg-gray-900 text-white flex items-center justify-center">
|
||||
<div className="text-center">
|
||||
<AlertCircle className="h-10 w-10 text-red-500 mb-4"/>
|
||||
<AlertCircle className="h-10 w-10 text-red-500 mx-auto mb-4"/>
|
||||
<p className="mb-2">{error || 'Unknown error'}</p>
|
||||
<button
|
||||
className="bg-blue-600 hover:bg-blue-700 px-4 py-2 rounded"
|
||||
onClick={fetchExamInfo}
|
||||
>Retry</button>
|
||||
>
|
||||
Retry
|
||||
</button>
|
||||
</div>
|
||||
</div>
|
||||
)
|
||||
@@ -554,22 +792,37 @@ export default function EnhancedHostPanel() {
|
||||
<span>Enhanced Host Panel</span>
|
||||
</h1>
|
||||
<p className="text-sm text-gray-400">
|
||||
Exam Code: {examCode} • Dynamic Scoring Enabled
|
||||
Exam Code: <span className="font-bold text-blue-400">{examCode}</span> • Dynamic Scoring Enabled
|
||||
{timeRemaining && (
|
||||
<span className="ml-4 text-orange-400">⏰ Time Remaining: {timeRemaining}</span>
|
||||
)}
|
||||
</p>
|
||||
</div>
|
||||
<span className={`px-3 py-1 rounded-full text-sm font-medium ${
|
||||
examInfo.status === 'waiting' ? 'bg-yellow-600' :
|
||||
examInfo.status === 'active' ? 'bg-green-600' : 'bg-red-600'
|
||||
}`}>
|
||||
{examInfo.status.toUpperCase()}
|
||||
</span>
|
||||
<div className="flex items-center space-x-3">
|
||||
<span className={`px-3 py-1 rounded-full text-sm font-medium ${
|
||||
examInfo.status === 'waiting' ? 'bg-yellow-600' :
|
||||
examInfo.status === 'active' ? 'bg-green-600' : 'bg-red-600'
|
||||
}`}>
|
||||
{examInfo.status.toUpperCase()}
|
||||
</span>
|
||||
<button
|
||||
onClick={() => {
|
||||
fetchExamInfo()
|
||||
fetchLeaderboard()
|
||||
}}
|
||||
className="p-2 text-gray-400 hover:text-white hover:bg-gray-700 rounded"
|
||||
title="Refresh"
|
||||
>
|
||||
<RefreshCw className="h-4 w-4" />
|
||||
</button>
|
||||
</div>
|
||||
</div>
|
||||
|
||||
{/* Enhanced Tabs */}
|
||||
<div className="flex space-x-1">
|
||||
{[
|
||||
{ id: 'overview', label: 'Overview', icon: Trophy },
|
||||
{ id: 'participants', label: 'Participants', icon: Users },
|
||||
{ id: 'participants', label: `Participants (${leaderboardData.stats.total_participants})`, icon: Users },
|
||||
{ id: 'questions', label: 'Questions', icon: TestTube }
|
||||
].map(tab => (
|
||||
<button
|
||||
@@ -603,27 +856,44 @@ export default function EnhancedHostPanel() {
|
||||
</h3>
|
||||
<div className="grid grid-cols-2 gap-4">
|
||||
<div className="bg-gray-900 p-3 rounded">
|
||||
<div className="text-2xl font-bold text-blue-400">{participants.length}</div>
|
||||
<div className="text-2xl font-bold text-blue-400">
|
||||
{leaderboardData.stats.total_participants}
|
||||
</div>
|
||||
<div className="text-sm text-gray-400">Total Participants</div>
|
||||
</div>
|
||||
<div className="bg-gray-900 p-3 rounded">
|
||||
<div className="text-2xl font-bold text-green-400">
|
||||
{participants.filter(p => p.completed).length}
|
||||
{leaderboardData.stats.completed_submissions}
|
||||
</div>
|
||||
<div className="text-sm text-gray-400">Completed</div>
|
||||
</div>
|
||||
<div className="bg-gray-900 p-3 rounded">
|
||||
<div className="text-2xl font-bold text-purple-400">
|
||||
{Math.round(
|
||||
participants.filter(p => p.completed).reduce((sum, p) => sum + p.score, 0) /
|
||||
Math.max(participants.filter(p => p.completed).length, 1)
|
||||
)}%
|
||||
{Math.round(leaderboardData.stats.average_score)}%
|
||||
</div>
|
||||
<div className="text-sm text-gray-400">Avg Score</div>
|
||||
</div>
|
||||
<div className="bg-gray-900 p-3 rounded">
|
||||
<div className="text-2xl font-bold text-orange-400">{examInfo.duration_minutes}m</div>
|
||||
<div className="text-sm text-gray-400">Duration</div>
|
||||
<div className="text-2xl font-bold text-orange-400">
|
||||
{leaderboardData.stats.highest_score}%
|
||||
</div>
|
||||
<div className="text-sm text-gray-400">Highest Score</div>
|
||||
</div>
|
||||
</div>
|
||||
|
||||
{/* Additional Stats */}
|
||||
<div className="mt-4 pt-4 border-t border-gray-700">
|
||||
<div className="grid grid-cols-2 gap-4 text-sm">
|
||||
<div className="flex justify-between">
|
||||
<span>Duration:</span>
|
||||
<span className="font-medium">{examInfo.duration_minutes}m</span>
|
||||
</div>
|
||||
<div className="flex justify-between">
|
||||
<span>Still Working:</span>
|
||||
<span className="font-medium text-yellow-400">
|
||||
{leaderboardData.stats.waiting_submissions}
|
||||
</span>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
</div>
|
||||
@@ -655,7 +925,7 @@ export default function EnhancedHostPanel() {
|
||||
className="w-full bg-yellow-600 hover:bg-yellow-700 p-3 rounded flex items-center justify-center space-x-2"
|
||||
>
|
||||
<Timer className="h-4 w-4" />
|
||||
<span>⏰ Edit Duration</span>
|
||||
<span>⏰ Edit Duration ({examInfo.duration_minutes}m)</span>
|
||||
</button>
|
||||
</>
|
||||
)}
|
||||
@@ -681,8 +951,13 @@ export default function EnhancedHostPanel() {
|
||||
min="5"
|
||||
max="180"
|
||||
/>
|
||||
<span className="flex items-center text-sm text-gray-400">minutes</span>
|
||||
<button
|
||||
onClick={updateDuration}
|
||||
onClick={() => {
|
||||
// Update duration logic would go here
|
||||
setShowDurationEdit(false)
|
||||
alert('Duration update functionality needs backend endpoint')
|
||||
}}
|
||||
className="bg-blue-600 hover:bg-blue-700 px-4 py-2 rounded"
|
||||
>
|
||||
Update
|
||||
@@ -701,14 +976,20 @@ export default function EnhancedHostPanel() {
|
||||
<div className="flex justify-between items-center mb-6">
|
||||
<h3 className="text-lg font-bold flex items-center space-x-2">
|
||||
<Users className="h-5 w-5 text-blue-400" />
|
||||
<span>Enhanced Participants ({participants.length})</span>
|
||||
<span>Enhanced Participants ({leaderboardData.stats.total_participants})</span>
|
||||
</h3>
|
||||
<button
|
||||
onClick={fetchParticipants}
|
||||
className="p-2 text-gray-400 hover:text-white hover:bg-gray-700 rounded"
|
||||
>
|
||||
<RefreshCw className="h-4 w-4" />
|
||||
</button>
|
||||
<div className="flex items-center space-x-2">
|
||||
<div className="text-sm text-gray-400">
|
||||
Completed: {leaderboardData.stats.completed_submissions} |
|
||||
Working: {leaderboardData.stats.waiting_submissions}
|
||||
</div>
|
||||
<button
|
||||
onClick={fetchLeaderboard}
|
||||
className="p-2 text-gray-400 hover:text-white hover:bg-gray-700 rounded"
|
||||
>
|
||||
<RefreshCw className="h-4 w-4" />
|
||||
</button>
|
||||
</div>
|
||||
</div>
|
||||
<EnhancedParticipantsList />
|
||||
</div>
|
||||
@@ -734,17 +1015,53 @@ export default function EnhancedHostPanel() {
|
||||
|
||||
{examInfo.problem_title ? (
|
||||
<div className="bg-gray-900 p-4 rounded border border-green-600">
|
||||
<h4 className="font-medium text-green-400 mb-2">
|
||||
📝 {examInfo.problem_title}
|
||||
<h4 className="font-medium text-green-400 mb-2 flex items-center space-x-2">
|
||||
<TestTube className="h-4 w-4" />
|
||||
<span>📝 {examInfo.problem_title}</span>
|
||||
</h4>
|
||||
<p className="text-gray-300 text-sm mb-3">
|
||||
{examInfo.problem_description || 'No description available'}
|
||||
{examInfo.problem?.description || 'No description available'}
|
||||
</p>
|
||||
<div className="flex items-center space-x-4 text-sm text-gray-400">
|
||||
<span>✅ Dynamic scoring enabled</span>
|
||||
<span>🧪 Test case based</span>
|
||||
<span>🎯 Point distributed</span>
|
||||
<div className="grid grid-cols-2 md:grid-cols-4 gap-4 text-sm">
|
||||
<div className="flex items-center space-x-2 text-gray-400">
|
||||
<span>✅</span>
|
||||
<span>Dynamic scoring enabled</span>
|
||||
</div>
|
||||
<div className="flex items-center space-x-2 text-gray-400">
|
||||
<span>🧪</span>
|
||||
<span>{examInfo.problem?.test_cases?.length || 0} test cases</span>
|
||||
</div>
|
||||
<div className="flex items-center space-x-2 text-gray-400">
|
||||
<span>🎯</span>
|
||||
<span>{examInfo.problem?.total_points || 100} total points</span>
|
||||
</div>
|
||||
<div className="flex items-center space-x-2 text-gray-400">
|
||||
<span>📊</span>
|
||||
<span>{examInfo.problem?.difficulty || 'medium'} difficulty</span>
|
||||
</div>
|
||||
</div>
|
||||
|
||||
{/* Test Cases Preview */}
|
||||
{examInfo.problem?.test_cases && examInfo.problem.test_cases.length > 0 && (
|
||||
<div className="mt-4 pt-4 border-t border-gray-700">
|
||||
<h5 className="font-medium mb-2">Test Cases Preview:</h5>
|
||||
<div className="space-y-2">
|
||||
{examInfo.problem.test_cases.slice(0, 3).map((tc, index) => (
|
||||
<div key={index} className="bg-gray-800 p-2 rounded text-xs">
|
||||
<span className="text-blue-400">Test {index + 1}:</span>
|
||||
<span className="ml-2">{tc.expected_output || 'Hidden'}</span>
|
||||
<span className="ml-2 text-green-400">(+{tc.points} pts)</span>
|
||||
{tc.is_public && <span className="ml-2 text-yellow-400">[Public]</span>}
|
||||
</div>
|
||||
))}
|
||||
{examInfo.problem.test_cases.length > 3 && (
|
||||
<div className="text-xs text-gray-400">
|
||||
...and {examInfo.problem.test_cases.length - 3} more test cases
|
||||
</div>
|
||||
)}
|
||||
</div>
|
||||
</div>
|
||||
)}
|
||||
</div>
|
||||
) : (
|
||||
<div className="text-center py-8 text-gray-400">
|
||||
|
||||
Reference in New Issue
Block a user