Initial working commit

prisma/schema.prisma

@@ -0,0 +1,135 @@
+datasource db {
+  provider = "sqlite"
+}
+
+generator client {
+  provider = "prisma-client"
+  output   = "../src/generated/prisma"
+}
+
+model Class {
+  id        String   @id @default(uuid())
+  slug      String   @unique
+  name      String
+  sortOrder Int      @default(0)
+  createdAt DateTime @default(now())
+
+  decks    Deck[]
+  quizSets QuizSet[]
+}
+
+model Deck {
+  id          String   @id @default(uuid())
+  classId     String
+  name        String
+  description String?
+  sortOrder   Int      @default(0)
+  createdAt   DateTime @default(now())
+
+  class     Class          @relation(fields: [classId], references: [id], onDelete: Cascade)
+  cards     Flashcard[]
+  shareLink ShareLink?
+  progress  StudyProgress[]
+}
+
+model Flashcard {
+  id        String @id @default(uuid())
+  deckId    String
+  front     String
+  back      String
+  sortOrder Int    @default(0)
+
+  deck Deck @relation(fields: [deckId], references: [id], onDelete: Cascade)
+}
+
+model QuizSet {
+  id          String   @id @default(uuid())
+  classId     String
+  name        String
+  description String?
+  sortOrder   Int      @default(0)
+  createdAt   DateTime @default(now())
+
+  class     Class          @relation(fields: [classId], references: [id], onDelete: Cascade)
+  questions Question[]
+  attempts  QuizAttempt[]
+  shareLink ShareLink?
+  progress  StudyProgress[]
+}
+
+model Question {
+  id        String @id @default(uuid())
+  quizSetId String
+  type      String // "MULTIPLE_CHOICE" | "SATA"
+  prompt    String
+  rationale String
+  category  String
+  sortOrder Int    @default(0)
+
+  quizSet QuizSet        @relation(fields: [quizSetId], references: [id], onDelete: Cascade)
+  options AnswerOption[]
+}
+
+model AnswerOption {
+  id         String  @id @default(uuid())
+  questionId String
+  text       String
+  isCorrect  Boolean @default(false)
+  sortOrder  Int     @default(0)
+
+  question Question @relation(fields: [questionId], references: [id], onDelete: Cascade)
+}
+
+model StudyProgress {
+  id              String   @id @default(uuid())
+  contentType     String // "DECK" | "QUIZ"
+  deckId          String?
+  quizSetId       String?
+  mode            String // "SEQUENTIAL" | "SHUFFLED"
+  currentIndex    Int      @default(0)
+  orderJson       String // JSON array of card/question ids
+  answersJson     String? // in-progress quiz answers
+  cardResultsJson String? // per-card grades for decks
+  updatedAt       DateTime @updatedAt
+
+  deck    Deck?    @relation(fields: [deckId], references: [id], onDelete: Cascade)
+  quizSet QuizSet? @relation(fields: [quizSetId], references: [id], onDelete: Cascade)
+
+  @@unique([deckId, mode])
+  @@unique([quizSetId, mode])
+}
+
+model QuizAttempt {
+  id              String   @id @default(uuid())
+  quizSetId       String
+  score           Float
+  maxScore        Int
+  answersJson     String
+  isPartialRetake Boolean  @default(false)
+  completedAt     DateTime @default(now())
+
+  quizSet QuizSet @relation(fields: [quizSetId], references: [id], onDelete: Cascade)
+}
+
+model ShareLink {
+  id         String   @id @default(uuid())
+  targetType String // "DECK" | "QUIZ"
+  deckId     String?  @unique
+  quizSetId  String?  @unique
+  createdAt  DateTime @default(now())
+
+  deck    Deck?    @relation(fields: [deckId], references: [id], onDelete: Cascade)
+  quizSet QuizSet? @relation(fields: [quizSetId], references: [id], onDelete: Cascade)
+}
+
+model AuthSecurity {
+  id             Int       @id @default(1)
+  failedAttempts Int       @default(0)
+  lockedUntil    DateTime?
+  lastAttemptAt  DateTime?
+}
+
+model Setting {
+  key   String @id
+  value String
+}