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

datasource db {
  provider = "postgresql"
}

enum UserGender {
  MALE
  FEMALE
  OTHER
}

enum Sentiment {
  POSITIVE
  NEGATIVE
  NEUTRAL
}

enum OS {
  WINDOWS
  MACOS
  LINUX
  CHROME_OS
  OTHER
}

enum Brand {
  APPLE
  ASUS
  ACER
  LENOVO
  HP
  DELL
  MSI
  AXIOO
  ADVAN
  ZYREX
  OTHER
}

enum Profession {
  PROGRAMMER
  DESIGNER
  STUDENT
  GAMER
  OTHER
}

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?
  password      String?
  bio           String?   @db.Text

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  accounts Account[]
  sessions Session[]
  analyses Analysis[]

  preference UserPreference?
  review Review[]
}

model UserPreference {
  id            Int     @id @default(autoincrement())
  profession    Profession?
  preferredOS   OS?
  preferredBrand Brand?
  budgetMin     Int?
  budgetMax     Int?

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

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

model Product {
  id    Int     @id @default(autoincrement())
  name  String
  brand String?
  url   String  @unique
  image String?

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  reviews  Review[]
  analyses Analysis[]
}

model Review {
  id              Int       @id @default(autoincrement())
  content         String
  sentiment       Sentiment
  confidenceScore Float
  keywords        String[]

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  productId Int
  product   Product @relation(fields: [productId], references: [id], onDelete: Cascade)

  modelId Int?
  model   Model? @relation(fields: [modelId], references: [id])
  
  userId Int?
  user   User? @relation(fields: [userId], references: [id])

}

model Analysis {
  id Int @id @default(autoincrement())

  targetProfession String

  generalSentiment   Float
  compatibilityScore Float
  verdict            String

  topKeywords String[]

  createdAt DateTime @default(now())

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

  productId Int
  product   Product @relation(fields: [productId], references: [id], onDelete: Cascade)

  modelId Int
  model   Model @relation(fields: [modelId], references: [id])
  
}

model Model {
  id          Int     @id @default(autoincrement())
  modelName   String
  description String?
  accuracy   Float
  macroF1    Float
  f1Negative Float
  f1Neutral  Float
  isActive Boolean @default(true)

  createdAt DateTime @default(now())
  updatedAt DateTime @updatedAt

  analyses Analysis[]
  reviews  Review[]
}