openapi: 3.1.1
info:
  title: Offer
  version: 2.0.0
  description: Schema definition for Offer in the Beckn Protocol
  license:
    name: CC-BY-NC-SA 4.0 International
  contact:
    name: Beckn Labs
    url: https://beckn.io
components:
  schemas:
    Offer:
      $id: https://schema.beckn.io/Offer/v2.0
      $schema: https://json-schema.org/draft/2020-12/schema
      description: Schema definition for Offer in the Beckn Protocol
      title: Offer
      type: object
      properties:
        '@context':
          type: string
          format: uri
          example: https://raw.githubusercontent.com/beckn/protocol-specifications-new/refs/heads/main/schema/core/v2/context.jsonld
        '@type':
          type: string
          enum:
          - beckn:Offer
          x-jsonld:
            '@id': schema:Offer
        beckn:id:
          type: string
          description: Unique id for this offer
          x-jsonld:
            '@id': schema:identifier
        beckn:descriptor:
          $ref: https://schema.beckn.io/Descriptor/v2.1/attributes.yaml#/components/schemas/Descriptor
        beckn:provider:
          $ref: https://schema.beckn.io/Provider/v2.1/attributes.yaml#/components/schemas/Provider
          description: Seller / provider of this offer
          x-jsonld:
            '@id': schema:seller
        beckn:items:
          type: array
          minItems: 1
          items:
            $ref: https://schema.beckn.io/Item/v2.1/attributes.yaml#/components/schemas/Item
          description: Base item(s) the offer applies to (single or bundle)
          x-jsonld:
            '@id': schema:itemOffered
        beckn:addOns:
          type: array
          items:
            $ref: https://schema.beckn.io/Offer/v2.1/attributes.yaml#/components/schemas/Offer
          description: Optional extra Offers that can be attached (e.g., warranty, gift wrap)
          x-jsonld:
            '@id': schema:addOn
        beckn:addOnItems:
          type: array
          items:
            $ref: https://schema.beckn.io/Item/v2.1/attributes.yaml#/components/schemas/Item
          description: Optional extras modeled as items (e.g., toppings, accessories)
          x-jsonld:
            '@id': schema:addOn
        beckn:isActive:
          type: boolean
          description: Whether the offer is active
          default: true
        beckn:validity:
          $ref: https://schema.beckn.io/TimePeriod/v2.1/attributes.yaml#/components/schemas/TimePeriod
          description: Offer validity window
          x-jsonld:
            '@id': schema:availabilityStarts|schema:availabilityEnds
        beckn:price:
          $ref: https://schema.beckn.io/PriceSpecification/v2.1/attributes.yaml#/components/schemas/PriceSpecification
          description: Price snapshot; detailed models can live in offerAttributes
          x-jsonld:
            '@id': schema:priceSpecification
        beckn:eligibleRegion:
          type: array
          items:
            $ref: https://schema.beckn.io/Location/v2.0/attributes.yaml#/components/schemas/Location
          description: Regions where the offer is eligible
        beckn:acceptedPaymentMethod:
          $ref: https://schema.beckn.io/AcceptedPaymentMethod/v2.0/attributes.yaml#/components/schemas/AcceptedPaymentMethod
        beckn:offerAttributes:
          $ref: https://schema.beckn.io/Attributes/v2.0/attributes.yaml#/components/schemas/Attributes
          description: Attribute Pack attachment (pricing models, discounts, rail terms, etc.)
      required:
      - '@context'
      - '@type'
      - beckn:id
      - beckn:descriptor
      - beckn:provider
      - beckn:items
      additionalProperties: false