datasource db {
  provider = "postgresql"
  url      = env("DATABASE_URL")
}

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

model Crypto {
  id            String          @id @default(uuid())
  name          String          @unique
  value         Float
  image         String
  quantity      Float           @default(1000)
  created_at    DateTime        @default(now())
  updated_at    DateTime        @default(now()) @updatedAt
  UserHasCrypto UserHasCrypto[]
  Trade         Trade[]
  Offer         Offer[]
  CryptoHistory CryptoHistory[]
}

model CryptoHistory {
  id         String   @id @default(uuid())
  id_crypto  String
  value      Float
  created_at DateTime @default(now())
  updated_at DateTime @default(now()) @updatedAt
  Crypto     Crypto   @relation(fields: [id_crypto], references: [id])
}

model Offer {
  id         String   @id @default(uuid())
  id_crypto  String
  id_user    String
  amount     Float
  created_at DateTime @default(now())
  updated_at DateTime @default(now()) @updatedAt

  Crypto Crypto @relation(fields: [id_crypto], references: [id])
  User   User   @relation(fields: [id_user], references: [id])
}

model PromoCode {
  id         String   @id @default(uuid())
  name       String
  value      Int
  created_at DateTime @default(now())
  updated_at DateTime @default(now()) @updatedAt
}

model Role {
  id         String   @id @default(uuid())
  name       String
  created_at DateTime @default(now())
  updated_at DateTime @default(now()) @updatedAt

  User User[]
}

model Trade {
  id            String   @id @default(uuid())
  id_giver      String
  id_receiver   String
  id_crypto     String
  amount_traded Float
  created_at    DateTime @default(now())
  updated_at    DateTime @default(now()) @updatedAt

  Giver    User   @relation("Giver", fields: [id_giver], references: [id])
  Receiver User   @relation("Receiver", fields: [id_receiver], references: [id])
  Crypto   Crypto @relation(fields: [id_crypto], references: [id])
}

model User {
  id               String   @id @default(uuid())
  firstName        String
  lastName         String
  pseudo           String
  hash             String
  email            String   @unique
  roleId           String
  isActive         Boolean
  dollarAvailables Float
  created_at       DateTime @default(now())
  updated_at       DateTime @default(now()) @updatedAt

  gdpr_acknowledgement DateTime @default(now())

  Role          Role            @relation(fields: [roleId], references: [id])
  UserHasCrypto UserHasCrypto[]
  TradeGiven    Trade[]         @relation("Giver")
  TradeReceived Trade[]         @relation("Receiver")
  Offer         Offer[]
}

model UserHasCrypto {
  id         String   @id @default(uuid())
  id_user    String
  id_crypto  String
  amount     Int
  createdAt  DateTime @default(now())
  updated_at DateTime @default(now()) @updatedAt
  User       User     @relation(fields: [id_user], references: [id])
  Crypto     Crypto   @relation(fields: [id_crypto], references: [id])
}