import type { Paise } from './money'

export interface Unit {
  code: string // PCS, KG, BOX…
  /** Decimal places allowed in a quantity of this unit (KG → 3, PCS → 0). */
  decimals: number
}

export interface Item {
  id: string
  tenantId: string
  code: string
  name: string
  /** Optional regional-script secondary name, shown under the primary on POS. */
  nameSecondary?: string
  hsn: string
  taxClassCode: string
  unit: Unit
  mrpPaise?: Paise
  salePricePaise: Paise
  /** Sale price semantics; Indian B2C retail is normally tax-inclusive. */
  priceIncludesTax: boolean
  barcodes: string[]
  batchTracked: boolean
  /** Draft items come from the POS unknown-barcode quick-add, pending completion. */
  status: 'active' | 'draft' | 'inactive'
}

export interface Party {
  id: string
  tenantId: string
  code: string
  name: string
  kind: 'customer' | 'supplier'
  phone?: string
  gstin?: string
  /** 2-digit GST state code; drives place-of-supply on B2B documents. */
  stateCode?: string
  creditLimitPaise?: Paise
}