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

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

model event {
  created_at  DateTime? @default(now())
  event_id    Int       @default(autoincrement()) @id
  event_type  String
  event_value String
  session_id  String?
  url         String
  session     session?  @relation(fields: [session_id], references: [session_id])

  @@index([created_at], name: "event_created_at_idx")
}

model pageview {
  created_at DateTime? @default(now())
  referrer   String?
  session_id String?
  url        String
  view_id    Int       @default(autoincrement()) @id
  session    session?  @relation(fields: [session_id], references: [session_id])

  @@index([created_at], name: "pageview_created_at_idx")
}

model session {
  browser    String?
  country    String?
  created_at DateTime?  @default(now())
  language   String?
  os         String?
  screen     String?
  session_id String     @id
  website_id String?
  website    website?   @relation(fields: [website_id], references: [website_id])
  event      event[]
  pageview   pageview[]

  @@index([created_at], name: "session_created_at_idx")
}

model website {
  created_at DateTime? @default(now())
  hostname   String    @unique
  website_id String    @id
  session    session[]
}