Files
journal.pl/src/pages/lesson-details.tsx
T
2025-03-25 19:12:47 +03:00

515 lines
20 KiB
TypeScript

import React, { useEffect, useRef, useMemo, useState } from 'react'
import { useParams, Link } from 'react-router-dom'
import QRCode from 'qrcode'
import { sha256 } from 'js-sha256'
import { getConfigValue, getNavigationValue } from '@brojs/cli'
import { motion, AnimatePresence } from 'framer-motion'
import {
Box,
Container,
VStack,
Heading,
Stack,
useColorMode,
Flex,
} from '@chakra-ui/react'
import { useTranslation } from 'react-i18next'
import { api } from '../__data__/api/api'
import { User, Reaction } from '../__data__/model'
import { UserCard } from '../components/user-card'
import { formatDate } from '../utils/dayjs-config'
import { useSetBreadcrumbs } from '../components'
import {
QRCanvas,
StudentList,
} from './style'
import { useAppSelector } from '../__data__/store'
import { isTeacher } from '../utils/user'
export function getGravatarURL(email, user) {
if (!email) return void 0
const address = String(email).trim().toLowerCase()
const hash = sha256(address)
// Grab the actual image URL
return `https://www.gravatar.com/avatar/${hash}?d=robohash`
}
const LessonDetail = () => {
const { lessonId, courseId } = useParams()
const canvRef = useRef(null)
const user = useAppSelector((s) => s.user)
const { t } = useTranslation()
const { colorMode } = useColorMode()
// Получаем данные о курсе и уроке
const { data: courseData } = api.useGetCourseByIdQuery(courseId)
const { data: lessonData } = api.useLessonByIdQuery(lessonId)
// Устанавливаем хлебные крошки
useSetBreadcrumbs([
{
title: t('journal.pl.breadcrumbs.home'),
path: '/'
},
{
title: courseData?.name || t('journal.pl.breadcrumbs.course'),
path: `${getNavigationValue('journal.main')}/lessons-list/${courseId}`
},
{
title: lessonData?.body?.name || t('journal.pl.breadcrumbs.lesson'),
isCurrentPage: true
}
])
// Создаем ref для отслеживания ранее присутствовавших студентов
const prevPresentStudentsRef = useRef(new Set<string>())
// Добавляем состояние для отслеживания пульсации
const [isPulsing, setIsPulsing] = useState(false)
// Отслеживаем предыдущее количество студентов
const prevStudentCountRef = useRef(0)
// Отслеживаем предыдущие реакции для определения новых
const prevReactionsRef = useRef<Record<string, Reaction[]>>({})
// Храним актуальные реакции студентов
const [studentReactions, setStudentReactions] = useState<Record<string, Reaction[]>>({})
const {
isFetching,
data: accessCode,
isSuccess,
refetch,
} = api.useCreateAccessCodeQuery(
{ lessonId },
{
skip: !isTeacher(user),
pollingInterval:
Number(getConfigValue('journal.polling-interval')) || 3000,
skipPollingIfUnfocused: true,
},
)
const AllStudents = api.useCourseAllStudentsQuery(courseId)
const [manualAdd, manualAddRqst] = api.useManualAddStudentMutation()
const userUrl = useMemo(
() => `${location.origin}/journal/u/${lessonId}/${accessCode?.body?._id}`,
[accessCode, lessonId],
)
// Эффект для обнаружения и обновления новых присутствующих студентов
useEffect(() => {
if (accessCode?.body) {
const currentPresent = new Set(accessCode.body.lesson.students.map(s => s.sub))
// Проверяем, изменилось ли количество студентов
const currentCount = accessCode.body.lesson.students.length;
if (prevStudentCountRef.current !== currentCount && prevStudentCountRef.current > 0) {
// Запускаем эффект пульсации
setIsPulsing(true);
// Сбрасываем эффект через 1.5 секунды
setTimeout(() => {
setIsPulsing(false);
}, 1500);
}
// Обновляем предыдущее количество
prevStudentCountRef.current = currentCount;
// Очищаем флаги предыдущего состояния после задержки
const timeoutId = setTimeout(() => {
prevPresentStudentsRef.current = currentPresent
}, 3000)
return () => clearTimeout(timeoutId)
}
}, [accessCode])
// Эффект для обработки новых реакций
useEffect(() => {
if (accessCode?.body?.lesson?.reactions) {
const reactions = accessCode.body.lesson.reactions;
// Группируем реакции по sub (идентификатору студента)
const groupedReactions: Record<string, Reaction[]> = {};
reactions.forEach(reaction => {
if (!groupedReactions[reaction.sub]) {
groupedReactions[reaction.sub] = [];
}
// Добавляем только новые реакции
const isNewReaction = !prevReactionsRef.current[reaction.sub]?.some(
r => r._id === reaction._id
);
if (isNewReaction) {
groupedReactions[reaction.sub].push(reaction);
}
});
// Обновляем отображаемые реакции
setStudentReactions(groupedReactions);
// Обновляем предыдущие реакции
prevReactionsRef.current = { ...groupedReactions };
// Сбрасываем отображаемые реакции через некоторое время
const clearReactionsTimeout = setTimeout(() => {
setStudentReactions({});
}, 5000);
return () => clearTimeout(clearReactionsTimeout);
}
}, [accessCode?.body?.lesson?.reactions]);
useEffect(() => {
if (manualAddRqst.isSuccess) {
refetch()
}
}, [manualAddRqst.isSuccess])
useEffect(() => {
if (!isFetching && isSuccess) {
const generateQRCode = () => {
if (!canvRef.current) return;
// Получаем текущую ширину канваса, гарантируя квадратный QR-код
const canvas = canvRef.current;
const containerWidth = canvas.clientWidth;
// Очищаем canvas перед новой генерацией
const ctx = canvas.getContext('2d');
ctx.clearRect(0, 0, canvas.width, canvas.height);
// Устанавливаем одинаковые размеры для ширины и высоты (1:1)
canvas.width = containerWidth;
canvas.height = containerWidth;
QRCode.toCanvas(
canvas,
userUrl,
{
width: containerWidth,
margin: 1 // Небольшой отступ для лучшей читаемости
},
function (error) {
if (error) console.error(error)
console.log('success!')
},
)
}
// Генерируем QR-код
generateQRCode();
// Перегенерируем при изменении размера окна
const handleResize = () => {
generateQRCode();
};
window.addEventListener('resize', handleResize);
return () => {
window.removeEventListener('resize', handleResize);
};
}
}, [isFetching, isSuccess, userUrl])
const studentsArr = useMemo(() => {
let allStudents: (User & { present?: boolean; recentlyPresent?: boolean })[] = [
...(AllStudents.data?.body || []),
].map((st) => ({ ...st, present: false, recentlyPresent: false }))
let presentStudents: (User & { present?: boolean })[] = [
...(accessCode?.body.lesson.students || []),
]
// Находим новых студентов по сравнению с предыдущим состоянием
const currentPresent = new Set(presentStudents.map(s => s.sub))
const newlyPresent = [...currentPresent].filter(id => !prevPresentStudentsRef.current.has(id))
while (presentStudents.length) {
const student = presentStudents.pop()
const present = allStudents.find((st) => st.sub === student.sub)
if (present) {
present.present = true
present.recentlyPresent = newlyPresent.includes(student.sub)
} else {
allStudents.push({
...student,
present: true,
recentlyPresent: newlyPresent.includes(student.sub)
})
}
}
// Removing the sorting to prevent reordering animation
return allStudents
}, [accessCode?.body, AllStudents.data, prevPresentStudentsRef.current])
// Функция для определения цвета на основе посещаемости
const getAttendanceColor = (attendance: number, total: number) => {
const percentage = total > 0 ? (attendance / total) * 100 : 0
if (percentage > 80) return { bg: 'green.100', color: 'green.800', dark: { bg: 'green.800', color: 'green.100' } }
if (percentage > 60) return { bg: 'teal.100', color: 'teal.800', dark: { bg: 'teal.800', color: 'teal.100' } }
if (percentage > 40) return { bg: 'yellow.100', color: 'yellow.800', dark: { bg: 'yellow.800', color: 'yellow.100' } }
if (percentage > 20) return { bg: 'orange.100', color: 'orange.800', dark: { bg: 'orange.800', color: 'orange.100' } }
return { bg: 'red.100', color: 'red.800', dark: { bg: 'red.800', color: 'red.100' } }
}
return (
<>
<Container maxW="2280px">
<VStack align="left">
<Heading as="h3" mt="4" mb="3">
{t('journal.pl.lesson.topicTitle')}
</Heading>
<Box as="span">{accessCode?.body?.lesson?.name}</Box>
</VStack>
<Stack spacing="8" direction={{ base: "column", md: "row" }} mt={6}>
<Box
flexShrink={0}
alignSelf="flex-start"
p={4}
borderRadius="xl"
bg={colorMode === "light" ? "gray.50" : "gray.700"}
boxShadow="md"
><Box pb={3}>
{formatDate(accessCode?.body?.lesson?.date, t('journal.pl.lesson.dateFormat'))}{' '}
{t('journal.pl.common.marked')} -
{AllStudents.isSuccess && (
<Box
as="span"
px={2}
py={1}
ml={2}
borderRadius="md"
fontWeight="bold"
bg={getAttendanceColor(
accessCode?.body?.lesson?.students?.length || 0,
AllStudents?.data?.body?.length || 1
).bg}
color={getAttendanceColor(
accessCode?.body?.lesson?.students?.length || 0,
AllStudents?.data?.body?.length || 1
).color}
_dark={{
bg: getAttendanceColor(
accessCode?.body?.lesson?.students?.length || 0,
AllStudents?.data?.body?.length || 1
).dark.bg,
color: getAttendanceColor(
accessCode?.body?.lesson?.students?.length || 0,
AllStudents?.data?.body?.length || 1
).dark.color
}}
position="relative"
animation={isPulsing ? "pulse 1.5s ease-in-out" : "none"}
sx={{
'@keyframes pulse': {
'0%': { transform: 'scale(1)' },
'50%': { transform: 'scale(1.15)', boxShadow: '0 0 10px rgba(66, 153, 225, 0.7)' },
'100%': { transform: 'scale(1)' }
}
}}
>
{accessCode?.body?.lesson?.students?.length} / {AllStudents?.data?.body?.length}
</Box>
)}
{!AllStudents.isSuccess && (
<span> {accessCode?.body?.lesson?.students?.length}</span>
)}{' '}
{t('journal.pl.common.people')}
</Box>
<a href={userUrl}>
<QRCanvas ref={canvRef} />
</a>
</Box>
<Box
flex={1}
p={4}
borderRadius="xl"
bg={colorMode === "light" ? "gray.50" : "gray.700"}
boxShadow="md"
>
<StudentList>
{isTeacher(user) && (
<AnimatePresence initial={false}>
{studentsArr.map((student) => (
<motion.li
key={student.sub}
animate={{
rotateY: student.present ? 0 : 180,
boxShadow: student.recentlyPresent
? ['0 0 0 0 rgba(66, 153, 225, 0)', '0 0 20px 5px rgba(66, 153, 225, 0.7)', '0 0 0 0 rgba(66, 153, 225, 0)']
: '0 0 0 0 rgba(0, 0, 0, 0)'
}}
transition={{
rotateY: { type: "spring", stiffness: 300, damping: 20 },
boxShadow: {
repeat: student.recentlyPresent ? 3 : 0,
duration: 1.5
}
}}
style={{
transformStyle: "preserve-3d",
perspective: "1000px",
aspectRatio: "1",
width: "100%",
display: "block"
}}
>
{/* Front side - visible when present */}
<Box
position="relative"
width="100%"
height="100%"
style={{
transformStyle: "preserve-3d"
}}
>
<Box
position="absolute"
top="0"
left="0"
width="100%"
height="100%"
style={{
backfaceVisibility: "hidden",
transform: "rotateY(0deg)",
zIndex: student.present ? 1 : 0
}}
>
<UserCard
wrapperAS="div"
student={student}
present={student.present}
recentlyPresent={student.recentlyPresent}
onAddUser={(user: User) => manualAdd({ lessonId, user })}
reactions={studentReactions[student.sub] || []}
/>
</Box>
{/* Back side - visible when not present */}
<Flex
position="absolute"
top="0"
left="0"
width="100%"
height="100%"
bg={colorMode === "light" ? "gray.100" : "gray.600"}
borderRadius="12px"
align="center"
justify="center"
p={4}
overflow="hidden"
style={{
backfaceVisibility: "hidden",
transform: "rotateY(180deg)",
zIndex: student.present ? 0 : 1,
aspectRatio: "1"
}}
>
<Box
position="absolute"
top="0"
left="0"
right="0"
bottom="0"
opacity="0.2"
className="animated-bg"
sx={{
background: `linear-gradient(135deg,
${colorMode === "light" ? "#e3f2fd, #bbdefb, #90caf9" : "#1a365d, #2a4365, #2c5282"})`,
backgroundSize: "400% 400%",
animation: "gradientAnimation 8s ease infinite",
"@keyframes gradientAnimation": {
"0%": { backgroundPosition: "0% 50%" },
"50%": { backgroundPosition: "100% 50%" },
"100%": { backgroundPosition: "0% 50%" }
}
}}
/>
<Box
position="relative"
textAlign="center"
zIndex="1"
>
<Box
width="60px"
height="60px"
mx="auto"
mb={2}
sx={{
animation: "float 3s ease-in-out infinite",
"@keyframes float": {
"0%": { transform: "translateY(0px)" },
"50%": { transform: "translateY(-10px)" },
"100%": { transform: "translateY(0px)" }
}
}}
>
<svg viewBox="0 0 24 24" fill="none" xmlns="http://www.w3.org/2000/svg">
{/* Академическая шапочка */}
<path
d="M12 2L2 6.5L12 11L22 6.5L12 2Z"
fill={colorMode === "light" ? "#3182CE" : "#63B3ED"}
/>
<path
d="M19 9V14.5C19 15.163 18.6839 15.7989 18.1213 16.2678C17.0615 17.1301 13.7749 19 12 19C10.2251 19 6.93852 17.1301 5.87868 16.2678C5.31607 15.7989 5 15.163 5 14.5V9L12 12.5L19 9Z"
fill={colorMode === "light" ? "#2C5282" : "#4299E1"}
/>
<path
d="M21 7V14M21 14L19 16M21 14L23 16"
stroke={colorMode === "light" ? "#2C5282" : "#4299E1"}
strokeWidth="1.5"
strokeLinecap="round"
strokeLinejoin="round"
/>
{/* Лицо студента */}
<circle
cx="12"
cy="15"
r="2.5"
fill={colorMode === "light" ? "#3182CE" : "#63B3ED"}
/>
{/* Тело студента */}
<path
d="M8 18.5C8 17.1193 9.11929 16 10.5 16H13.5C14.8807 16 16 17.1193 16 18.5V21H8V18.5Z"
fill={colorMode === "light" ? "#3182CE" : "#63B3ED"}
/>
</svg>
</Box>
<Box fontSize="sm" fontWeight="medium">
{student.name || student.preferred_username}
</Box>
<Box
fontSize="xs"
opacity={0.8}
color={colorMode === "light" ? "gray.600" : "gray.300"}
>
{t('journal.pl.lesson.notMarked')}
</Box>
</Box>
</Flex>
</Box>
</motion.li>
))}
</AnimatePresence>
)}
</StudentList>
</Box>
</Stack>
</Container>
</>
)
}
export default LessonDetail