mznotes/prisma/schema.prisma

generator client {
  provider      = "prisma-client-js"
  binaryTargets = ["native"]
}

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

model Node {
  id         String           @id @default(uuid())
  label      String?
  implements NodeImplements[]

  fromNodes Graph[] @relation(name: "fromNode")
  toNodes   Graph[] @relation(name: "toNode")
}

model Edge {
  id String @id @default(uuid())
}

model Interface {
  id           String           @id @default(uuid())
  implementors NodeImplements[]
}

model Graph {
  label String?

  fromId   String
  fromNode Node   @relation(name: "fromNode", fields: [fromId], references: [id])

  toId   String
  toNode Node   @relation(name: "toNode", fields: [toId], references: [id])

  @@id([fromId, toId])
}

model NodeImplements {
  nodeId String
  node   Node   @relation(fields: [nodeId], references: [id])

  interfaceId String
  interface   Interface @relation(fields: [interfaceId], references: [id])

  @@id([nodeId, interfaceId])
}