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

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

model User {
  id       String @id @default(cuid())
  email    String
  password String

  organization   Organization? @relation(fields: [organizationId], references: [id])
  organizationId String?

  purchasedCourses Course[]
}

model Teacher {
  id         String @id @default(cuid())
  username   String @unique
  first_name String
  last_name  String
  email      String @unique
  password   String

  organizations Organization[]
  created_at    DateTime       @default(now())
  updated_at    DateTime       @updatedAt
}

model Organization {
  id   String @id @default(cuid())
  name String @unique

  teacherId String
  teacher   Teacher @relation(fields: [teacherId], references: [id])

  courses Course[]

  users User[]
}

model Course {
  id    String @id @default(cuid())
  name  String
  price Int

  organization   Organization @relation(fields: [organizationId], references: [id])
  organizationId String

  lessons Lesson[]
  users   User[]

  @@unique([name, organizationId])
}

model Lesson {
  id          String     @id @default(cuid())
  name        String
  description String
  type        LessonTypes

  course   Course @relation(fields: [courseId], references: [id])
  courseId String
}

enum LessonTypes {
  VIDEO
  AUDIO
  TEXT
}