openapi: 3.0.3
info:
  title: Responses with various schema formats
  description: https://github.com/OAI/OpenAPI-Specification/blob/master/versions/3.0.3.md#schema-object
  version: '1.0'
servers:
  - url: https://httpbin.org
paths:
  '/anything/top-level-array':
    post:
      summary: Simple Array
      description: This payload is an array containing a simple flat object.
      requestBody:
        content:
          application/json:
            schema:
              '$ref': '#/components/schemas/ArrayOfFlatObjects'
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                '$ref': '#/components/schemas/ArrayOfFlatObjects'
    put:
      summary: Array of Everything
      description: This payload is an array containing a complex payload of arrays,
        objects, and primitives.
      requestBody:
        content:
          application/json:
            schema:
              type: array
              items:
                '$ref': '#/components/schemas/ObjectOfEverything'
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                type: array
                items:
                  '$ref': '#/components/schemas/ObjectOfEverything'
  '/anything/top-level-object/simple':
    post:
      summary: Simple Object
      description: This payload is an object comprised of simple flat objects.
      requestBody:
        content:
          application/json:
            schema:
              type: object
              properties:
                nestedObject_1:
                  '$ref': '#/components/schemas/FlatObject'
                nestedObject_2:
                  '$ref': '#/components/schemas/FlatObject'
                nestedObject_3:
                  '$ref': '#/components/schemas/FlatObject'
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                type: object
                properties:
                  nestedObject:
                    '$ref': '#/components/schemas/FlatObject'
  '/top-level-object/of-everything':
    post:
      summary: Object of Everything
      requestBody:
        content:
          application/json:
            schema:
              '$ref': '#/components/schemas/ObjectOfEverything'
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                '$ref': '#/components/schemas/ObjectOfEverything'
  '/multischema/of-everything':
    post:
      summary: Multischema of Everything
      requestBody:
        content:
          application/json:
            schema:
              '$ref': '#/components/schemas/MultischemaOfEverything'
      responses:
        '200':
          description: OK
          content:
            application/json:
              schema:
                '$ref': '#/components/schemas/MultischemaOfEverything'
components:
  schemas:
    MultischemaOfEverything:
      oneOf:
        - oneOf:
            - '$ref': '#/components/schemas/ArrayOfObjectsOfObjectsAndArrays'
            - type: object
              properties:
                objEverything:
                  '$ref': '#/components/schemas/ObjectOfEverything'
                flatObj:
                  '$ref': '#/components/schemas/FlatObject'
        - '$ref': '#/components/schemas/ArrayOfPrimitives'
        - '$ref': '#/components/schemas/ArrayOfFlatObjects'
        - '$ref': '#/components/schemas/FlatObject'
        - '$ref': '#/components/schemas/ObjectOfEverything'
    ArrayOfObjectsOfObjectsAndArrays:
      type: array
      items:
        '$ref': '#/components/schemas/ObjectOfObjectsAndArrays'
    ObjectOfEverything:
      type: object
      properties:
        objectOfObjectsAndArrays:
          description: Object containing objects and arrays
          '$ref': '#/components/schemas/ObjectOfObjectsAndArrays'
        arrayOfObjectsOfObjectsAndArrays:
          description: Array of objects (containing objects and arrays)
          '$ref': '#/components/schemas/ArrayOfObjectsOfObjectsAndArrays'
        objectOfAdditionalProperties:
          description: Object containing an `additionalProperties` declaration that's
            comprised of a polymorphic `oneOf`.
          '$ref': '#/components/schemas/ObjectOfAdditionalPropertiesObjectPolymorphism'
        string:
          type: string
    ArrayOfPrimitives:
      type: array
      items:
        type: string
    ArrayOfFlatObjects:
      type: array
      items:
        '$ref': '#/components/schemas/FlatObject'
    ObjectOfObjectsAndArrays:
      type: object
      properties:
        singleObject:
          description: Simple flat object
          '$ref': '#/components/schemas/FlatObject'
        arrayOfPrimitives:
          description: Array of primitives
          '$ref': '#/components/schemas/ArrayOfPrimitives'
        arrayOfObjects:
          description: Array of objects
          '$ref': '#/components/schemas/ArrayOfFlatObjects'
        primitive:
          type: string
    ObjectOfAdditionalPropertiesObjectPolymorphism:
      type: object
      additionalProperties:
        type: object
        properties:
          primitive:
            type: string
          boolean:
            type: boolean
          metadata:
            nullable: true
            oneOf:
              - title: ' '
                type: object
              - title: Flat object option 1
                '$ref': '#/components/schemas/FlatObject'
              - title: Flat object option 2
                '$ref': '#/components/schemas/FlatObject'
              - title: Flat object option 3
                '$ref': '#/components/schemas/FlatObject'
              - title: Object with depth
                '$ref': '#/components/schemas/ObjectWithArray'
    FlatObject:
      type: object
      properties:
        string:
          type: string
        boolean:
          type: boolean
        number:
          type: number
    ObjectWithArray:
      title: Metadata Object
      type: object
      description: Metadata for defining additional objects related to your API
      properties:
        Array:
          type: array
          items:
            type: object
            properties:
              inputs:
                type: array
                items:
                  type: object
                  properties:
                    input 1:
                      type: string
                    input 2:
                      type: string
              nums:
                type: array
                items:
                  type: integer
                  enum:
                    - 0
                    - 1
                    - 2
                    - 3