psp_api/prisma/schema/order.prisma

model Order {
  id           Int         @id @default(autoincrement())
  orderNumber  String      @unique @db.VarChar(100)
  status       OrderStatus @default(PENDING)
  totalAmount  Decimal     @db.Decimal(15, 2)
  description  String?     @db.Text
  createdAt    DateTime    @default(now()) @db.Timestamp(0)
  updatedAt    DateTime    @updatedAt @db.Timestamp(0)
  deletedAt    DateTime?   @db.Timestamp(0)
  customerId   Int?
  posAccountId Int

  customer   Customer?  @relation(fields: [customerId], references: [id], onUpdate: NoAction)
  posAccount PosAccount @relation(fields: [posAccountId], references: [id], onUpdate: NoAction)

  orderItems        OrderItem[]
  stockReservations StockReservation[]

  @@index([posAccountId])
  @@index([customerId])
  @@map("Orders")
}

model OrderItem {
  id          Int      @id @default(autoincrement())
  quantity    Decimal  @db.Decimal(10, 0)
  unitPrice   Decimal  @db.Decimal(15, 2)
  totalAmount Decimal  @db.Decimal(15, 2)
  createdAt   DateTime @default(now()) @db.Timestamp(0)
  orderId     Int
  productId   Int

  order   Order   @relation(fields: [orderId], references: [id], onUpdate: NoAction)
  product Product @relation(fields: [productId], references: [id], onUpdate: NoAction)

  @@index([orderId])
  @@index([productId])
  @@map("Order_Items")
}