openapi: 3.2.0
info:
  title: Happy Buyers External Universal Categories API
  description: 'External API for Happy Buyers organization metadata and inventory data.


    Requests are authenticated with an API key in the hca-api-key header. Results are scoped to

    the organization attached to that key. List endpoints use limit/offset pagination and return

    totalCount plus hasMore.

    '
  version: v1
servers:
- url: https://api.happycabbage.ai
  description: External API
security:
- ApiKeyAuth: []
tags:
- name: Universal Categories
  description: Canonical product category metadata across POS systems
paths:
  /external/v1/universal-categories:
    get:
      tags:
      - Universal Categories
      summary: List universal categories
      description: Returns canonical product categories. Results are global categories and are available to any authenticated external API key.
      operationId: getUniversalCategories
      parameters:
      - name: limit
        in: query
        description: Maximum number of categories to return. Maximum is 100.
        required: false
        schema:
          maximum: 100
          minimum: 0
          type: integer
          format: int32
          default: 100
        example: 100
      - name: offset
        in: query
        description: Zero-based result offset for pagination.
        required: false
        schema:
          minimum: 0
          type: integer
          format: int32
          default: 0
        example: 0
      - name: search
        in: query
        description: Case-insensitive category name or label search text.
        required: false
        schema:
          type: string
        example: flower
      - name: sortTarget
        in: query
        description: Field to sort by.
        required: false
        schema:
          type: string
          enum:
          - LABEL
        example: LABEL
      - name: sortDirection
        in: query
        description: Sort direction. Prefer ASC or DESC; lowercase values are deprecated aliases.
        required: false
        schema:
          type: string
          enum:
          - asc
          - desc
          - ASC
          - DESC
          - ASC_NULLS_FIRST
          - ASC_NULLS_LAST
          - DESC_NULLS_FIRST
          - DESC_NULLS_LAST
        example: ASC
      responses:
        '401':
          description: Missing, malformed, or invalid API key
        '200':
          description: Paged universal category results
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/LimitOffsetResponseUniversalCategoryResponse'
        '400':
          description: Invalid query parameter
components:
  schemas:
    LimitOffsetResponseUniversalCategoryResponse:
      type: object
      properties:
        limit:
          type: integer
          description: Maximum number of records requested for this page.
          format: int32
          example: 100
        offset:
          type: integer
          description: Zero-based result offset used for this page.
          format: int32
          example: 0
        totalCount:
          type: integer
          description: Total number of matching records before pagination is applied.
          format: int32
          example: 250
        results:
          type: array
          description: Records for the current page.
          items:
            $ref: '#/components/schemas/UniversalCategoryResponse'
        hasMore:
          type: boolean
          description: True when more records are available after this page.
          example: true
    UniversalCategoryResponse:
      type: object
      properties:
        name:
          type: string
          description: Canonical category machine name.
          example: flower
        id:
          type: integer
          description: Canonical category ID.
          format: int32
          example: 12
        label:
          type: string
          description: Canonical category display label.
          example: Flower
      description: Records for the current page.
  securitySchemes:
    ApiKeyAuth:
      type: apiKey
      description: External API key issued by Happy Buyers. Send the key in the hca-api-key header.
      name: hca-api-key
      in: header