openapi: 3.1.0
info:
  title: SAP Sales and Distribution (SD) SAP Billing Document Credit Exposure API
  description: Read, cancel, and retrieve billing documents in PDF format from SAP S/4HANA. This OData service (API_BILLING_DOCUMENT_SRV) provides access to billing document headers, items, partners, and pricing elements. Supports invoices, credit memos, debit memos, and other billing document types as part of the order-to-cash cycle.
  version: 1.0.0
  contact:
    name: SAP Support
    url: https://support.sap.com
  license:
    name: SAP Developer License
    url: https://www.sap.com/about/agreements/product-use-and-support-terms.html
servers:
- url: https://sandbox.api.sap.com/s4hanacloud/sap/opu/odata/sap/API_BILLING_DOCUMENT_SRV
  description: SAP S/4HANA Cloud Sandbox
- url: https://{host}:{port}/sap/opu/odata/sap/API_BILLING_DOCUMENT_SRV
  description: SAP S/4HANA On-Premise
  variables:
    host:
      default: localhost
    port:
      default: '443'
security:
- basicAuth: []
- oauth2: []
tags:
- name: Credit Exposure
  description: Operations on credit exposure data
paths:
  /A_CrdtMgmtCreditExposure(BusinessPartner='{BusinessPartner}',CreditSegment='{CreditSegment}'):
    get:
      operationId: getCreditExposure
      summary: Retrieve credit exposure for a business partner
      description: Returns credit exposure data showing the current credit utilization for a specific business partner and credit segment.
      tags:
      - Credit Exposure
      parameters:
      - name: BusinessPartner
        in: path
        required: true
        description: Business partner number
        schema:
          type: string
          maxLength: 10
      - name: CreditSegment
        in: path
        required: true
        description: Credit segment
        schema:
          type: string
          maxLength: 4
      - $ref: '#/components/parameters/select'
      responses:
        '200':
          description: Successfully retrieved credit exposure
          content:
            application/json:
              schema:
                type: object
                properties:
                  d:
                    $ref: '#/components/schemas/CrdtMgmtCreditExposure'
        '401':
          $ref: '#/components/responses/Unauthorized'
        '404':
          $ref: '#/components/responses/NotFound'
        '500':
          $ref: '#/components/responses/InternalServerError'
components:
  schemas:
    CrdtMgmtCreditExposure:
      type: object
      description: Credit exposure entity
      properties:
        BusinessPartner:
          type: string
          maxLength: 10
          description: Business partner number
        CreditSegment:
          type: string
          maxLength: 4
          description: Credit segment
        CreditExposureAmount:
          type: string
          description: Total credit exposure amount
        CreditExposureCurrency:
          type: string
          maxLength: 5
          description: Currency of credit exposure
        OpenOrderValue:
          type: string
          description: Value of open sales orders
        OpenDeliveryValue:
          type: string
          description: Value of open deliveries
        OpenBillingDocValue:
          type: string
          description: Value of open billing documents
        OpenItemValue:
          type: string
          description: Value of open items in accounting
    Error:
      type: object
      properties:
        error:
          type: object
          properties:
            code:
              type: string
            message:
              type: object
              properties:
                lang:
                  type: string
                value:
                  type: string
  responses:
    InternalServerError:
      description: Internal server error
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    Unauthorized:
      description: Authentication required
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
    NotFound:
      description: Resource not found
      content:
        application/json:
          schema:
            $ref: '#/components/schemas/Error'
  parameters:
    select:
      name: $select
      in: query
      schema:
        type: string
  securitySchemes:
    basicAuth:
      type: http
      scheme: basic
    oauth2:
      type: oauth2
      flows:
        clientCredentials:
          tokenUrl: https://{tenant}.authentication.{landscape}.hana.ondemand.com/oauth/token
          scopes:
            API_BILLING_DOCUMENT_SRV: Access to Billing Document API