using-refs.yaml

openapi: 3.0.0
info:
  title: 'Example of using references in swagger-php'
  version: 1.0.0
paths:
  '/products/{product_id}':
    get:
      tags:
        - Products
      operationId: 9801cc0b0fc7a19fed854ffe6f29ae72
      responses:
        default:
          $ref: '#/components/responses/product'
    patch:
      tags:
        - Products
      operationId: f66c51dd13f8079f836728c177bc5a64
      requestBody:
        $ref: '#/components/requestBodies/product_in_body'
      responses:
        default:
          $ref: '#/components/responses/product'
    parameters:
      -
        $ref: '#/components/parameters/product_id_in_path_required'
  '/products/{product_id}/do-other-stuff':
    get:
      tags:
        - Products
      operationId: d358e9376f913a26873e8579fc33a043
      parameters:
        -
          $ref: '#/components/schemas/Product/allOf/1/properties/id'
      responses:
        default:
          $ref: '#/components/responses/todo'
components:
  schemas:
    Model:
      description: 'A model'
    product_status:
      description: 'The status of a product'
      type: string
      default: available
      enum:
        - available
        - discontinued
    Product:
      title: 'Product model'
      description: 'Product model'
      type: object
      allOf:
        -
          $ref: '#/components/schemas/Model'
        -
          properties:
            id:
              description: 'The unique identifier of a product in our catalog.'
              type: integer
              format: int64
              example: 1
            status:
              $ref: '#/components/schemas/product_status'
            stockLevel:
              $ref: '#/components/schemas/StockLevel'
          type: object
    StockLevel:
      type: string
      enum:
        - AVAILABLE
        - SOLD_OUT
        - BACK_ORDER
  responses:
    product:
      description: 'All information about a product'
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Product'
    todo:
      description: 'This API call has no documentated response (yet)'
  parameters:
    product_id_in_path_required:
      name: product_id
      in: path
      description: 'The ID of the product'
      required: true
      schema:
        type: integer
        format: int64
  requestBodies:
    product_in_body:
      description: product_request
      required: true
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Product'
tags:
  -
    name: Products
    description: Products