generator client {
  provider = "prisma-client-js"
}

datasource db {
  provider = "postgresql"
}

enum UserGender {
  male
  female
  other
}

enum Sentiment {
  positive
  negative
  neutral
}

model Account {
  id                 Int    @id @default(autoincrement())
  userId             Int
  type               String
  provider           String
  providerAccountId  String
  refresh_token      String?
  access_token       String?
  expires_at         Int?
  token_type         String?
  scope              String?
  id_token           String?
  session_state      String?

  user User @relation(fields: [userId], references: [id], onDelete: Cascade)

  @@unique([provider, providerAccountId])
}

model Session {
  id           Int      @id @default(autoincrement())
  sessionToken String   @unique
  userId       Int
  expires      DateTime

  user User @relation(fields: [userId], references: [id], onDelete: Cascade)
}

model VerificationToken {
  identifier String
  token      String   @unique
  expires    DateTime

  @@unique([identifier, token])
}


model User {
  id            Int    @id @default(autoincrement())
  name          String?
  email         String?   @unique
  emailVerified DateTime?
  image         String?
  gender        UserGender?
  productReference String?
  password      String? 
  createdAt     DateTime  @default(now())
  updatedAt     DateTime  @updatedAt
  accounts      Account[]
  sessions      Session[]
  analysis      Analysis[]
}

model Analysis {
  id        Int      @id @default(autoincrement())
  userId    Int
  reviewId  Int
  productId Int
  modelId   Int
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  user    User    @relation(fields: [userId], references: [id])
  review  Review  @relation(fields: [reviewId], references: [id])
  product Product @relation(fields: [productId], references: [id])
  model   Model   @relation(fields: [modelId], references: [id])
}

model Product {
  id        Int      @id @default(autoincrement())
  name      String
  brand     String
  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  reviews  Review[]
  analysis Analysis[]
}

model Review {
  id              Int       @id @default(autoincrement())
  productId       Int
  content         String
  keywords        String[]
  sentiment       Sentiment
  confidenceScore Float
  createdAt       DateTime  @default(now())
  updatedAt       DateTime  @updatedAt

  product  Product    @relation(fields: [productId], references: [id])
  analysis Analysis[]
}

model Model {
  id          Int      @id @default(autoincrement())
  modelName   String
  description String
  accuracy    Float
  macroF1     Float
  f1Negative  Float
  f1Neutral   Float
  createdAt   DateTime @default(now())
  updatedAt   DateTime @updatedAt

  analysis Analysis[]
}