openapi: 3.0.3
info:
  title: Pet Store API
  description: A sample Pet Store API for testing swagger-tools
  version: 1.0.0
servers:
  - url: https://api.petstore.example.com/v1
    description: Production server
  - url: https://staging.petstore.example.com/v1
    description: Staging server
tags:
  - name: pets
    description: Pet operations
  - name: store
    description: Store operations
paths:
  /pets:
    get:
      operationId: listPets
      summary: List all pets
      tags:
        - pets
      parameters:
        - name: limit
          in: query
          description: Maximum number of pets to return
          required: false
          schema:
            type: integer
            maximum: 100
        - name: status
          in: query
          description: Filter by status
          schema:
            $ref: '#/components/schemas/PetStatus'
      responses:
        '200':
          description: A list of pets
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Pet'
        '400':
          description: Bad request
    post:
      operationId: createPet
      summary: Create a new pet
      tags:
        - pets
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/NewPet'
      responses:
        '201':
          description: Pet created
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Pet'
        '400':
          description: Invalid input
  /pets/{petId}:
    get:
      operationId: getPet
      summary: Get a pet by ID
      tags:
        - pets
      parameters:
        - name: petId
          in: path
          required: true
          description: The pet ID
          schema:
            type: integer
            format: int64
      responses:
        '200':
          description: Pet details
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Pet'
        '404':
          description: Pet not found
    delete:
      operationId: deletePet
      summary: Delete a pet
      tags:
        - pets
      parameters:
        - name: petId
          in: path
          required: true
          schema:
            type: integer
            format: int64
      responses:
        '204':
          description: Pet deleted
        '404':
          description: Pet not found
  /store/inventory:
    get:
      operationId: getInventory
      summary: Get store inventory
      tags:
        - store
      responses:
        '200':
          description: Inventory counts by status
          content:
            application/json:
              schema:
                type: object
                additionalProperties:
                  type: integer
components:
  schemas:
    Pet:
      type: object
      description: A pet in the store
      required:
        - id
        - name
      properties:
        id:
          type: integer
          format: int64
          description: Unique identifier
        name:
          type: string
          description: Pet name
        status:
          $ref: '#/components/schemas/PetStatus'
        tags:
          type: array
          items:
            $ref: '#/components/schemas/Tag'
    NewPet:
      type: object
      description: Data for creating a new pet
      required:
        - name
      properties:
        name:
          type: string
          description: Pet name
        status:
          $ref: '#/components/schemas/PetStatus'
    PetStatus:
      type: string
      description: Pet availability status
      enum:
        - available
        - pending
        - sold
    Tag:
      type: object
      description: A tag for categorizing pets
      properties:
        id:
          type: integer
          format: int64
        name:
          type: string
    Error:
      type: object
      description: Error response
      required:
        - code
        - message
      properties:
        code:
          type: integer
        message:
          type: string