openapi: 3.0.0
info:
  title: CAPIF_Discover_Service_API
  description: |
    API for discovering service APIs.  
    © 2024, 3GPP Organizational Partners (ARIB, ATIS, CCSA, ETSI, TSDSI, TTA, TTC).  
    All rights reserved.
  version: "1.2.2"
externalDocs:
  description: 3GPP TS 29.222 V17.9.0 Common API Framework for 3GPP Northbound APIs
  url: https://www.3gpp.org/ftp/Specs/archive/29_series/29.222/
servers:
  - url: '{apiRoot}/service-apis/v1'
    variables:
      apiRoot:
        default: https://example.com
        description: apiRoot as defined in clause 7.5 of 3GPP TS 29.222.
paths:
  /allServiceAPIs:
    get:
      description: >
        Discover published service APIs and retrieve a collection of APIs according
        to certain filter criteria.
      parameters:
        - name: api-invoker-id
          in: query
          description: >
             String identifying the API invoker assigned by the CAPIF core function.
             It also represents the CCF identifier in the CAPIF-6/6e interface.
          required: true
          schema:
            type: string
        - name: api-name
          in: query
          description: >
            API name, it is set as {apiName} part of the URI structure as defined
            in clause 5.2.4 of 3GPP TS 29.122.
          schema:
            type: string
        - name: api-version
          in: query
          description: API major version the URI (e.g. v1).
          schema:
            type: string
        - name: comm-type
          in: query
          description: Communication type used by the API (e.g. REQUEST_RESPONSE).
          schema:
            $ref: 'TS29222_CAPIF_Publish_Service_API.yaml#/components/schemas/CommunicationType'
        - name: protocol
          in: query
          description: Protocol used by the API.
          schema:
            $ref: 'TS29222_CAPIF_Publish_Service_API.yaml#/components/schemas/Protocol'
        - name: aef-id
          in: query
          description: AEF identifer.
          schema:
            type: string
        - name: data-format
          in: query
          description: Data formats used by the API (e.g. serialization protocol JSON used).
          schema:
            $ref: 'TS29222_CAPIF_Publish_Service_API.yaml#/components/schemas/DataFormat'
        - name: api-cat
          in: query
          description: The service API category to which the service API belongs to.
          schema:
            type: string
        - name: preferred-aef-loc
          in: query
          description: The preferred AEF location.
          content:
            application/json:
              schema:
                $ref: 'TS29222_CAPIF_Publish_Service_API.yaml#/components/schemas/AefLocation'
        - name: supported-features
          in: query
          description: Features supported by the NF consumer for the CAPIF Discover Service API.
          schema:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/SupportedFeatures'
        - name: api-supported-features
          in: query
          description: >
            Features supported by the discovered service API indicated by api-name parameter.
            This may only be present if api-name query parameter is present.
          schema:
            $ref: 'TS29571_CommonData.yaml#/components/schemas/SupportedFeatures'
      responses:
        '200':
          description: >
            The response body contains the result of the search over the list of registered APIs.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/DiscoveredAPIs'
        '307':
          $ref: 'TS29122_CommonData.yaml#/components/responses/307'
        '308':
          $ref: 'TS29122_CommonData.yaml#/components/responses/308'
        '400':
          $ref: 'TS29122_CommonData.yaml#/components/responses/400'
        '401':
          $ref: 'TS29122_CommonData.yaml#/components/responses/401'
        '403':
          $ref: 'TS29122_CommonData.yaml#/components/responses/403'
        '404':
          $ref: 'TS29122_CommonData.yaml#/components/responses/404'
        '406':
          $ref: 'TS29122_CommonData.yaml#/components/responses/406'
        '414':
          $ref: 'TS29122_CommonData.yaml#/components/responses/414'
        '429':
          $ref: 'TS29122_CommonData.yaml#/components/responses/429'
        '500':
          $ref: 'TS29122_CommonData.yaml#/components/responses/500'
        '503':
          $ref: 'TS29122_CommonData.yaml#/components/responses/503'
        default:
          $ref: 'TS29122_CommonData.yaml#/components/responses/default'
components:
  schemas:
    DiscoveredAPIs:
      type: object
      description: >
        Represents a list of APIs currently registered in the CAPIF core function
        and satisfying a number of filter criteria provided by the API consumer.
      properties:
        serviceAPIDescriptions:
          type: array
          items:
            $ref: 'TS29222_CAPIF_Publish_Service_API.yaml#/components/schemas/ServiceAPIDescription'
          minItems: 1
          description: >
            Description of the service API as published by the service. Each service
            API description shall include AEF profiles matching the filter criteria.
        suppFeat:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SupportedFeatures'

