SAP Ariba Procurement API — Invoices

naftiko: 1.0.0-alpha2
info:
  label: SAP Ariba Procurement API — Invoices
  description: 'SAP Ariba Procurement API — Invoices. 5 operations. Lead operation: List Invoices. Self-contained Naftiko
    capability covering one Sap Ariba business surface.'
  tags:
  - Sap Ariba
  - Invoices
  created: '2026-05-19'
  modified: '2026-05-19'
binds:
- namespace: env
  keys:
    SAP_ARIBA_API_KEY: SAP_ARIBA_API_KEY
capability:
  consumes:
  - type: http
    namespace: procurement-invoices
    baseUri: https://openapi.ariba.com/api/procurement/v1
    description: SAP Ariba Procurement API — Invoices business capability. Self-contained, no shared references.
    resources:
    - name: invoices
      path: /invoices
      operations:
      - name: listinvoices
        method: GET
        description: List Invoices
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: filter
          in: query
          type: string
          description: OData-style filter expression
        - name: supplierId
          in: query
          type: string
          description: Filter by supplier AN-ID
        - name: buyerId
          in: query
          type: string
          description: Filter by buyer AN-ID
        - name: status
          in: query
          type: string
          description: Filter by invoice processing status
        - name: purchaseOrderId
          in: query
          type: string
          description: Filter invoices referencing a specific purchase order
        - name: fromDate
          in: query
          type: string
          description: Filter invoices created on or after this date
        - name: toDate
          in: query
          type: string
          description: Filter invoices created on or before this date
      - name: createinvoice
        method: POST
        description: Create an Invoice
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    - name: invoices-invoiceId
      path: /invoices/{invoiceId}
      operations:
      - name: getinvoice
        method: GET
        description: Get an Invoice
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: invoiceId
          in: path
          type: string
          description: Unique identifier for the invoice
          required: true
    - name: invoices-invoiceId-approve
      path: /invoices/{invoiceId}/approve
      operations:
      - name: approveinvoice
        method: POST
        description: Approve an Invoice
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: invoiceId
          in: path
          type: string
          description: Unique identifier for the invoice
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: false
    - name: invoices-invoiceId-reject
      path: /invoices/{invoiceId}/reject
      operations:
      - name: rejectinvoice
        method: POST
        description: Reject an Invoice
        outputRawFormat: json
        outputParameters:
        - name: result
          type: object
          value: $.
        inputParameters:
        - name: invoiceId
          in: path
          type: string
          description: Unique identifier for the invoice
          required: true
        - name: body
          in: body
          type: object
          description: Request body (JSON).
          required: true
    authentication:
      type: bearer
      token: '{{env.SAP_ARIBA_API_KEY}}'
  exposes:
  - type: rest
    namespace: procurement-invoices-rest
    port: 8080
    description: REST adapter for SAP Ariba Procurement API — Invoices. One Spectral-compliant resource per consumed operation,
      prefixed with /v1.
    resources:
    - path: /v1/invoices
      name: invoices
      description: REST surface for invoices.
      operations:
      - method: GET
        name: listinvoices
        description: List Invoices
        call: procurement-invoices.listinvoices
        with:
          filter: rest.filter
          supplierId: rest.supplierId
          buyerId: rest.buyerId
          status: rest.status
          purchaseOrderId: rest.purchaseOrderId
          fromDate: rest.fromDate
          toDate: rest.toDate
        outputParameters:
        - type: object
          mapping: $.
      - method: POST
        name: createinvoice
        description: Create an Invoice
        call: procurement-invoices.createinvoice
        with:
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/invoices/{invoiceid}
      name: invoices-invoiceid
      description: REST surface for invoices-invoiceId.
      operations:
      - method: GET
        name: getinvoice
        description: Get an Invoice
        call: procurement-invoices.getinvoice
        with:
          invoiceId: rest.invoiceId
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/invoices/{invoiceid}/approve
      name: invoices-invoiceid-approve
      description: REST surface for invoices-invoiceId-approve.
      operations:
      - method: POST
        name: approveinvoice
        description: Approve an Invoice
        call: procurement-invoices.approveinvoice
        with:
          invoiceId: rest.invoiceId
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
    - path: /v1/invoices/{invoiceid}/reject
      name: invoices-invoiceid-reject
      description: REST surface for invoices-invoiceId-reject.
      operations:
      - method: POST
        name: rejectinvoice
        description: Reject an Invoice
        call: procurement-invoices.rejectinvoice
        with:
          invoiceId: rest.invoiceId
          body: rest.body
        outputParameters:
        - type: object
          mapping: $.
  - type: mcp
    namespace: procurement-invoices-mcp
    port: 9090
    transport: http
    description: MCP adapter for SAP Ariba Procurement API — Invoices. One tool per consumed operation, routed inline through
      this capability's consumes block.
    tools:
    - name: list-invoices
      description: List Invoices
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: procurement-invoices.listinvoices
      with:
        filter: tools.filter
        supplierId: tools.supplierId
        buyerId: tools.buyerId
        status: tools.status
        purchaseOrderId: tools.purchaseOrderId
        fromDate: tools.fromDate
        toDate: tools.toDate
      outputParameters:
      - type: object
        mapping: $.
    - name: create-invoice
      description: Create an Invoice
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: procurement-invoices.createinvoice
      with:
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: get-invoice
      description: Get an Invoice
      hints:
        readOnly: true
        destructive: false
        idempotent: true
      call: procurement-invoices.getinvoice
      with:
        invoiceId: tools.invoiceId
      outputParameters:
      - type: object
        mapping: $.
    - name: approve-invoice
      description: Approve an Invoice
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: procurement-invoices.approveinvoice
      with:
        invoiceId: tools.invoiceId
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.
    - name: reject-invoice
      description: Reject an Invoice
      hints:
        readOnly: false
        destructive: false
        idempotent: false
      call: procurement-invoices.rejectinvoice
      with:
        invoiceId: tools.invoiceId
        body: tools.body
      outputParameters:
      - type: object
        mapping: $.