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

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

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

// Auth.js models

model Account {
  id                Int     @id @default(autoincrement())
  user_id           Int     @map("userId")
  type              String
  provider          String
  providerAccountId String
  refresh_token     String? @db.Text
  access_token      String? @db.Text
  expires_at        Int?
  token_type        String?
  scope             String?
  id_token          String? @db.Text
  session_state     String?

  user User @relation(fields: [user_id], references: [id], onDelete: Cascade)

  @@unique([provider, providerAccountId])
  @@map("accounts")
}

model User {
  id    Int     @id @default(autoincrement())
  name  String?
  email String? @unique

  accounts       Account[]
  EntryVersion   EntryVersion[]
  EntryExecution EntryExecution[]
  SavedFilter    SavedFilter[]

  @@map("users")
}

// Visitenbuch models

// Hospital station
model Station {
  id     Int     @id @default(autoincrement())
  name   String  @unique
  Room   Room[]
  hidden Boolean @default(false)

  @@map("stations")
}

// Hospital room
model Room {
  id         Int       @id @default(autoincrement())
  name       String    @unique
  station    Station   @relation(fields: [station_id], references: [id], onDelete: Restrict)
  station_id Int
  Patient    Patient[]
  hidden     Boolean   @default(false)

  @@map("rooms")
}

model Patient {
  id         Int     @id @default(autoincrement())
  first_name String
  last_name  String
  age        Int?
  room       Room?   @relation(fields: [room_id], references: [id], onDelete: Restrict)
  room_id    Int?
  Entry      Entry[]
  hidden     Boolean @default(false)

  created_at DateTime @default(now())

  full_name String? @default(dbgenerated("((first_name || ' '::text) || last_name)")) @ignore

  @@index([full_name(ops: raw("gin_trgm_ops"))], map: "patients_full_name", type: Gin)
  @@map("patients")
}

// Entry category (e.g. Blood test, Exams, ...)
model Category {
  id           Int            @id @default(autoincrement())
  name         String         @unique
  color        String?
  description  String?
  EntryVersion EntryVersion[]
  hidden       Boolean        @default(false)

  @@map("categories")
}

model Entry {
  id         Int     @id @default(autoincrement())
  patient    Patient @relation(fields: [patient_id], references: [id], onDelete: Restrict)
  patient_id Int

  EntryVersion   EntryVersion[]
  EntryExecution EntryExecution[]

  created_at DateTime @default(now())

  tsvec Unsupported("tsvector")?

  @@index([tsvec], type: Gin)
  @@map("entries")
}

model EntryVersion {
  id       Int   @id @default(autoincrement())
  entry    Entry @relation(fields: [entry_id], references: [id], onDelete: Cascade)
  entry_id Int

  text String
  date DateTime @db.Date

  category    Category? @relation(fields: [category_id], references: [id], onDelete: Restrict)
  category_id Int?
  priority    Boolean

  author    User @relation(fields: [author_id], references: [id])
  author_id Int

  created_at DateTime @default(now())

  @@index([entry_id])
  @@map("entry_versions")
}

model EntryExecution {
  id       Int   @id @default(autoincrement())
  entry    Entry @relation(fields: [entry_id], references: [id], onDelete: Cascade)
  entry_id Int

  text String
  done Boolean @default(true)

  author    User @relation(fields: [author_id], references: [id])
  author_id Int

  created_at DateTime @default(now())

  @@index([entry_id])
  @@map("entry_executions")
}

model SavedFilter {
  id Int @id @default(autoincrement())

  user    User @relation(fields: [user_id], references: [id])
  user_id Int

  view  String
  name  String
  query String

  @@map("saved_filter")
}