openapi: "3.0"
info:
  version: 1.0.0
  title: OpenAPI Petstore
  license:
    name: MIT
servers:
- url: https://petstore.openapis.org/v1
  description: Development server
paths:
  /pets:
    get:
      summary: List all pets
      operationId: listPets
      tags:
      - pets
      parameters:
      - name: limit
        in: query
        description: How many items to return at one time (max 100)
        required: false
        schema:
          type: integer
          format: int32
      responses:
        "200":
          description: An paged array of pets
          headers:
            x-next:
              schema:
                type: string
              description: A link to the next page of responses
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Pets'
        default:
          description: unexpected error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
    post:
      summary: Create a pet
      operationId: createPets
      tags:
      - pets
      responses:
        "201":
          description: Null response
        default:
          description: unexpected error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
  /pets/{petId}:
    get:
      summary: Info for a specific pet
      operationId: showPetById
      tags:
      - pets
      parameters:
      - name: petId
        in: path
        required: true
        description: The id of the pet to retrieve
        schema:
          type: string
      responses:
        "200":
          description: Expected response to a valid request
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Pets'
        default:
          description: unexpected error
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Error'
components:
  schemas:
    Pet:
      required:
      - id
      - name
      properties:
        id:
          type: integer
          format: int64
        name:
          type: string
        tag:
          type: string
    Pets:
      type: array
      items:
        $ref: '#/components/schemas/Pet'
    Error:
      required:
      - code
      - message
      properties:
        code:
          type: integer
          format: int32
        message:
          type: string