feat: первое подключение фронтенда

frontend/src/api/mappers.ts

@@ -0,0 +1,115 @@
+import type { Achievement, CoinTransaction, Lecture, Review, User, UserRole } from '@/types'
+import type {
+  AchievementDto,
+  CoinTransactionDto,
+  LectureDto,
+  ReviewDto,
+  UserAuthDto,
+  UserDto,
+  UserStatsDto,
+  UserAchievementDto,
+} from './types'
+
+export function mapApiRole(role: string | undefined): UserRole {
+  if (role === 'Teacher') return 'teacher'
+  if (role === 'Admin') return 'admin'
+  return 'student'
+}
+
+export function mapApiUser(user: UserAuthDto | UserDto, stats?: UserStatsDto): User {
+  return {
+    id: String(user.id),
+    name: user.displayName || user.email || 'Пользователь UniVerse',
+    email: user.email || '',
+    role: mapApiRole(user.role),
+    avatar: 'avatarUrl' in user ? user.avatarUrl ?? undefined : undefined,
+    institute: 'ЮФУ',
+    department: '',
+    year: 0,
+    direction: '',
+    coins: stats?.coins ?? ('coins' in user ? user.coins : 0),
+    level: stats?.level ?? ('level' in user ? user.level : 1),
+    xp: stats?.xp ?? ('xp' in user ? user.xp : 0),
+    lecturesAttended: stats?.attendedLectures ?? 0,
+    hoursLearned: stats ? Math.round(stats.attendedLectures * 1.5 * 10) / 10 : 0,
+    achievements: stats ? Array.from({ length: stats.achievementsCount }, (_, index) => String(index + 1)) : [],
+  }
+}
+
+export function mapApiLecture(lecture: LectureDto): Lecture {
+  const startsAt = new Date(lecture.startsAt)
+  const endsAt = new Date(lecture.endsAt)
+  const durationMs = endsAt.getTime() - startsAt.getTime()
+  const duration = Number.isFinite(durationMs) && durationMs > 0 ? Math.round(durationMs / 60000) : 90
+  const totalSeats = lecture.maxEnrollments || 0
+  const enrolled = lecture.enrollmentsCount || 0
+  const freeSeats = Math.max(totalSeats - enrolled, 0)
+  const locationName = lecture.locationName || (lecture.format === 'Online' ? 'Онлайн' : 'Аудитория уточняется')
+
+  return {
+    id: String(lecture.id),
+    title: lecture.title || lecture.courseName || 'Лекция без названия',
+    description: lecture.description || 'Описание появится позже.',
+    teacher: lecture.teacherName || 'Преподаватель уточняется',
+    teacherTitle: '',
+    department: '',
+    institute: lecture.courseName || 'ЮФУ',
+    date: startsAt.toISOString().slice(0, 10),
+    time: startsAt.toLocaleTimeString('ru-RU', { hour: '2-digit', minute: '2-digit' }),
+    duration,
+    building: lecture.format === 'Online' ? 'Онлайн' : locationName,
+    room: lecture.format === 'Online' ? undefined : locationName,
+    format: lecture.format === 'Online' ? 'online' : 'offline',
+    totalSeats,
+    freeSeats,
+    registrationClosed: !lecture.isOpen,
+    tags: lecture.courseName ? [`#${lecture.courseName}`] : [],
+    rating: 0,
+    reviewCount: 0,
+    status: startsAt.getTime() > Date.now() ? 'upcoming' : 'completed',
+    registered: lecture.isEnrolled,
+  }
+}
+
+export function mapApiReview(review: ReviewDto): Review {
+  const sentiment = review.sentiment === 'Negative' ? 'negative' : review.sentiment === 'Neutral' ? 'neutral' : 'positive'
+  const status =
+    review.llmStatus === 'Rejected' ? 'rejected' : review.llmStatus === 'Analyzed' ? 'done' : 'pending'
+
+  return {
+    id: String(review.id),
+    lectureId: String(review.lectureId),
+    userId: String(review.userId),
+    userName: review.userName || 'Анонимный отзыв',
+    text: review.text || '',
+    sentiment,
+    createdAt: review.createdAt,
+    status,
+    quality: review.qualityScore ?? undefined,
+  }
+}
+
+export function mapApiAchievement(input: AchievementDto | UserAchievementDto): Achievement {
+  const dto = 'achievement' in input ? input.achievement : input
+  const awardedAt = 'achievement' in input ? input.awardedAt : undefined
+
+  return {
+    id: String(dto.id),
+    title: dto.name || 'Достижение',
+    description: dto.description || dto.condition || '',
+    icon: dto.iconUrl || '⭐',
+    unlocked: Boolean(awardedAt),
+    unlockedAt: awardedAt,
+    coins: dto.coinReward,
+  }
+}
+
+export function mapApiCoinTransaction(transaction: CoinTransactionDto): CoinTransaction {
+  return {
+    id: String(transaction.id),
+    date: transaction.createdAt.slice(0, 10),
+    description: transaction.description || transaction.type,
+    amount: transaction.amount,
+    type: transaction.amount >= 0 ? 'earned' : 'spent',
+  }
+}