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

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

// --------------------------------------------------------------------
// Users
//
// There are exactly two users in this application. Their credentials
// (username + bcrypt hash) live in env — see apps/backend/src/config/env.ts.
// The DB stores only "public" fields to scope wishes and serve public
// profiles. The password hash is intentionally NOT stored here; this keeps
// the single source of truth for credentials in env and limits the
// blast-radius of a DB dump.
// --------------------------------------------------------------------
model User {
  id          String   @id
  username    String   @unique
  slug        String   @unique
  displayName String
  bio         String?
  avatarUrl   String?
  createdAt   DateTime @default(now())
  updatedAt   DateTime @updatedAt

  wishes Wish[]
}

enum WishStatus {
  ACTIVE
  ARCHIVED
  COMPLETED
  DELETED
}

enum ImageSource {
  DEFAULT
  OG
  UPLOADED
}

model Wish {
  id           String      @id @default(cuid())
  userId       String
  user         User        @relation(fields: [userId], references: [id], onDelete: Cascade)
  title        String
  price        Decimal?    @db.Decimal(12, 2)
  currency     String      @default("RUB")
  url          String?
  comment      String?
  imageUrl     String?
  imageSource  ImageSource @default(DEFAULT)
  status       WishStatus  @default(ACTIVE)
  createdAt    DateTime    @default(now())
  updatedAt    DateTime    @updatedAt
  archivedAt   DateTime?
  completedAt  DateTime?
  deletedAt    DateTime?
  sourceWishId String?

  views GuestView[]

  @@index([userId, status])
  @@index([deletedAt])
  @@index([createdAt])
}

model GuestView {
  id      String   @id @default(cuid())
  guestId String
  wishId  String
  wish    Wish     @relation(fields: [wishId], references: [id], onDelete: Cascade)
  seenAt  DateTime @default(now())

  @@unique([guestId, wishId])
  @@index([guestId])
}