datasource db {
  url      = env("DATABASE_FILE")
  provider = "sqlite"
}

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

model Game {
  id                String  @id @default(cuid())
  lobbyCodeIfActive String? @unique

  actions GameAction[]
}

model User {
  id    String @id @default(cuid())
  name  String
  token String @unique

  gameActions GameAction[]
}

model GameAction {
  id String @id @default(cuid())

  index  Int
  gameId String
  game   Game   @relation(references: [id], fields: [gameId], onDelete: Cascade)

  playerId String? // null → the server or a deleted user
  player   User?   @relation(references: [id], fields: [playerId], onDelete: SetNull)

  data String

  @@unique([gameId, index])
}