openapi: 3.1.0
info:
  title: Adionics Taxonomy API
  version: wp/v2
  description: Public, unauthenticated read access to the classification terms behind adionics.com — 4 post categories
    and the (currently empty) post tag vocabulary — plus the taxonomy registry itself.
  contact:
    name: Adionics
    url: https://www.adionics.com/contact/
  x-api-evangelist:
    generated: '2026-09-07'
    method: derived
    source: https://www.adionics.com/wp-json/ (live WordPress REST route index, fetched 2026-09-07)
    note: Derived from the self-describing WordPress REST route index published at https://www.adionics.com/wp-json/
      and from live anonymous responses observed on 2026-09-07. Adionics publishes no OpenAPI of its own; every
      path, method, parameter and response field below was observed on the live surface, none were invented.
servers:
- url: https://www.adionics.com/wp-json
  description: Adionics WordPress REST API root
tags:
- name: Taxonomy
paths:
  /wp/v2/categories:
    get:
      operationId: listCategories
      summary: List post categories
      description: 'Anonymous access verified 2026-09-07 (HTTP 200, X-WP-Total: 4).'
      tags:
      - Taxonomy
      parameters:
      - &id001
        name: context
        in: query
        description: Scope of the response. Anonymous callers may only use `view` or `embed`; `edit` returns 401.
        schema:
          type: string
          enum:
          - view
          - embed
          default: view
      - &id002
        name: page
        in: query
        description: Current page of the collection (1-based).
        schema:
          type: integer
          default: 1
          minimum: 1
      - &id003
        name: per_page
        in: query
        description: Maximum number of items returned per page.
        schema:
          type: integer
          default: 10
          minimum: 1
          maximum: 100
      - &id004
        name: search
        in: query
        description: Limit results to those matching a string.
        schema:
          type: string
      - &id005
        name: order
        in: query
        schema:
          type: string
          enum:
          - asc
          - desc
          default: desc
      - &id006
        name: _fields
        in: query
        description: Comma-separated list of fields to return (sparse fieldsets).
        schema:
          type: string
      - &id007
        name: _embed
        in: query
        description: Embed linked resources (author, featured media, terms) into the `_embedded` member.
        schema:
          type: string
      - name: post
        in: query
        description: Limit to terms assigned to a specific post.
        schema:
          type: integer
      - name: hide_empty
        in: query
        schema:
          type: boolean
          default: false
      responses:
        '200':
          description: A page of category terms.
          headers:
            X-WP-Total:
              description: Total number of items in the collection.
              schema:
                type: integer
            X-WP-TotalPages:
              description: Total number of pages available.
              schema:
                type: integer
            Link:
              description: RFC 8288 pagination links (`rel="next"` / `rel="prev"`).
              schema:
                type: string
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Term'
  /wp/v2/categories/{id}:
    get:
      operationId: getCategory
      summary: Retrieve a single category
      tags:
      - Taxonomy
      parameters:
      - name: id
        in: path
        required: true
        schema:
          type: integer
      responses:
        '200':
          description: The category term.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Term'
        '404':
          $ref: '#/components/responses/NotFound'
  /wp/v2/tags:
    get:
      operationId: listTags
      summary: List post tags
      description: 'Anonymous access verified 2026-09-07 (HTTP 200, X-WP-Total: 0 — the tag vocabulary is registered
        but unused on this install).'
      tags:
      - Taxonomy
      parameters:
      - *id001
      - *id002
      - *id003
      - *id004
      - *id005
      - *id006
      - *id007
      responses:
        '200':
          description: A page of tag terms.
          headers:
            X-WP-Total:
              description: Total number of items in the collection.
              schema:
                type: integer
            X-WP-TotalPages:
              description: Total number of pages available.
              schema:
                type: integer
            Link:
              description: RFC 8288 pagination links (`rel="next"` / `rel="prev"`).
              schema:
                type: string
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Term'
  /wp/v2/taxonomies:
    get:
      operationId: listTaxonomies
      summary: List registered taxonomies
      tags:
      - Taxonomy
      parameters:
      - name: type
        in: query
        schema:
          type: string
      responses:
        '200':
          description: The taxonomy registry.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/TaxonomyRegistry'
components:
  schemas:
    WPError:
      type: object
      description: The WordPress REST API error envelope. Not RFC 9457 problem+json.
      properties:
        code:
          type: string
        message:
          type: string
        data:
          type: object
          properties:
            status:
              type: integer
      required:
      - code
      - message
      - data
    Term:
      type: object
      properties:
        id:
          type: integer
        count:
          type: integer
        description:
          type: string
        link:
          type: string
          format: uri
        name:
          type: string
        slug:
          type: string
        taxonomy:
          type: string
        parent:
          type: integer
          description: Parent term id (categories are hierarchical; tags are not).
        acf:
          type: object
        meta:
          type: object
        _links:
          type: object
    TaxonomyRegistry:
      type: object
      description: Map of taxonomy slug to its registered definition (name, slug, types, rest_base, hierarchical).
      additionalProperties:
        type: object
  responses:
    NotFound:
      description: The requested object does not exist, or is not publicly readable.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/WPError'
          example:
            code: rest_post_invalid_id
            message: Invalid post ID.
            data:
              status: 404
    Forbidden:
      description: The requested route or field requires an authenticated WordPress user. Returned anonymously as
        HTTP 401 with code `rest_forbidden`.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/WPError'
          example:
            code: rest_forbidden
            message: Sorry, you are not allowed to do that.
            data:
              status: 401
    BadRequest:
      description: An invalid parameter was supplied.
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/WPError'
          example:
            code: rest_invalid_param
            message: 'Invalid parameter(s): per_page'
            data:
              status: 400