// This is your Prisma schema file,
// learn more about it in the docs: https://pris.ly/d/prisma-schema

// Looking for ways to speed up your queries, or scale easily with your serverless or edge functions?
// Try Prisma Accelerate: https://pris.ly/cli/accelerate-init

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

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

model User {
  id         String    @id @default(cuid()) @map("_id") @db.ObjectId
  username   String    @unique
  surname    String
  name       String
  email      String    @unique
  password   String
  channels   Channel[] @relation(fields: [channelIDs], references: [id])
  channelIDs String[]  @db.ObjectId
  messages   Message[]

  @@map("users") // Table name in DB
}

model Channel {
  id       String    @id @default(cuid()) @map("_id") @db.ObjectId
  name     String
  topic    String
  users    User[]    @relation(fields: [userIDs], references: [id])
  userIDs  String[]  @db.ObjectId
  messages Message[]

  @@map("channels") // Table name in DB
}

model Message {
  id        String   @id @default(cuid()) @map("_id") @db.ObjectId
  user      User     @relation(fields: [userId], references: [id])
  userId    String   @db.ObjectId
  channel   Channel  @relation(fields: [channelId], references: [id])
  channelId String   @db.ObjectId
  text      String
  createdAt DateTime @default(now())

  @@map("messages") // Table name in DB
}