openapi: 3.0.3
info:
  title: OData Service $Batch API
  description: OpenAPI specification for the OData (Open Data Protocol) standard service endpoints. OData is an OASIS standard that defines best practices for building and consuming RESTful APIs. It enables the creation of query-based data services over HTTP using standard conventions for resource identification, URL construction, and payload formats.
  version: '4.01'
  contact:
    name: OASIS OData Technical Committee
    url: https://www.odata.org/
  license:
    name: OASIS Open
    url: https://www.oasis-open.org/policies-guidelines/ipr/
servers:
- url: https://services.odata.org/V4/TripPinService
  description: OData TripPin Reference Service
- url: '{serviceRoot}'
  description: Custom OData Service Root
  variables:
    serviceRoot:
      default: https://localhost/odata
      description: The root URL of the OData service
tags:
- name: $Batch
paths:
  /$batch:
    post:
      operationId: executeBatch
      summary: OData Execute Batch Request
      description: Executes a batch of OData requests in a single HTTP call. Supports both JSON batch format and multipart/mixed format.
      parameters:
      - $ref: '#/components/parameters/ODataVersion'
      requestBody:
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/BatchRequest'
          multipart/mixed:
            schema:
              type: string
              description: Multipart MIME batch request
      responses:
        '200':
          description: Batch response
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/BatchResponse'
        '400':
          $ref: '#/components/responses/BadRequest'
        '500':
          $ref: '#/components/responses/InternalServerError'
      tags:
      - $Batch
components:
  schemas:
    ODataError:
      type: object
      required:
      - error
      properties:
        error:
          type: object
          required:
          - code
          - message
          properties:
            code:
              type: string
              description: Service-defined error code
            message:
              type: string
              description: Human-readable error message
            target:
              type: string
              description: Target of the error (e.g., property name)
            details:
              type: array
              items:
                type: object
                required:
                - code
                - message
                properties:
                  code:
                    type: string
                  message:
                    type: string
                  target:
                    type: string
            innererror:
              type: object
              description: Service-defined inner error details
              additionalProperties: true
    BatchRequest:
      type: object
      required:
      - requests
      properties:
        requests:
          type: array
          items:
            type: object
            required:
            - id
            - method
            - url
            properties:
              id:
                type: string
              atomicityGroup:
                type: string
                description: Groups requests into atomic changesets
              dependsOn:
                type: array
                items:
                  type: string
              method:
                type: string
                enum:
                - GET
                - POST
                - PATCH
                - PUT
                - DELETE
              url:
                type: string
              headers:
                type: object
                additionalProperties:
                  type: string
              body:
                type: object
    BatchResponse:
      type: object
      required:
      - responses
      properties:
        responses:
          type: array
          items:
            type: object
            required:
            - id
            - status
            properties:
              id:
                type: string
              status:
                type: integer
              headers:
                type: object
                additionalProperties:
                  type: string
              body:
                type: object
  responses:
    BadRequest:
      description: Bad request - invalid query or request body
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ODataError'
    InternalServerError:
      description: Internal server error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/ODataError'
  parameters:
    ODataVersion:
      name: OData-Version
      in: header
      description: OData protocol version
      schema:
        type: string
        enum:
        - '4.0'
        - '4.01'
        default: '4.01'
externalDocs:
  description: OData Version 4.01 Specification
  url: https://docs.oasis-open.org/odata/odata/v4.01/odata-v4.01-part1-protocol.html