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

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

model Establishment {
  id           String    @id @default(cuid())
  name         String
  slug         String    @unique
  createdAt    DateTime  @default(now())
  subscription Subscription?
  users        User[]
  classes      Class[]
  templates    Template[]
}

model Subscription {
  id              String        @id @default(cuid())
  establishmentId String        @unique
  establishment   Establishment @relation(fields: [establishmentId], references: [id], onDelete: Cascade)
  plan            String        @default("trial")
  status          String        @default("active")
  expiresAt       DateTime?
  createdAt       DateTime      @default(now())
}

model User {
  id              String         @id @default(cuid())
  email           String         @unique
  password        String
  role            String
  establishmentId String?
  establishment   Establishment? @relation(fields: [establishmentId], references: [id], onDelete: SetNull)
  createdAt       DateTime       @default(now())
}

model Class {
  id              String        @id @default(cuid())
  establishmentId String
  establishment   Establishment @relation(fields: [establishmentId], references: [id], onDelete: Cascade)
  name            String
  level           String
  createdAt       DateTime      @default(now())
  students        Student[]
}

model Student {
  id             String     @id @default(cuid())
  classId        String
  class          Class      @relation(fields: [classId], references: [id], onDelete: Cascade)
  firstName      String
  lastName       String
  email          String
  activationCode String?    @unique
  createdAt      DateTime   @default(now())
  nodes          Node[]
}

model Node {
  id          String     @id
  studentId   String?
  student     Student?   @relation(fields: [studentId], references: [id], onDelete: Cascade)
  tailscaleIp String?
  status      String     @default("offline")
  lastSeen    DateTime?
  createdAt   DateTime   @default(now())
  instances   Instance[]
}

model Instance {
  id           String   @id @default(cuid())
  nodeId       String
  node         Node     @relation(fields: [nodeId], references: [id], onDelete: Cascade)
  templateId   String
  template     Template @relation(fields: [templateId], references: [id], onDelete: Restrict)
  status       String   @default("stopped")
  port         Int
  createdAt    DateTime @default(now())
}

model Template {
  id              String        @id @default(cuid())
  name            String
  type            String
  dockerImage     String
  composeConfig   String
  isPublic        Boolean       @default(true)
  establishmentId String?
  establishment   Establishment? @relation(fields: [establishmentId], references: [id], onDelete: Cascade)
  createdBy       String
  createdAt       DateTime      @default(now())
  instances       Instance[]
}