openapi: 3.0.0
info:
  title: 3gpp-bdt
  version: "1.0.0"
externalDocs:
  description: 3GPP TS 29.122 V15.3.0 T8 reference point for Northbound APIs
  url: 'http://www.3gpp.org/ftp/Specs/archive/29_series/29.122/'
security:
  - {}
  - oAuth2ClientCredentials: []
servers:
  - url: '{apiRoot}/3gpp-bdt/v1'
    variables:
      apiRoot:
        default: https://example.com
        description: apiRoot as defined in subclause 5.2.4 of 3GPP TS 29.122.
paths:
  /{scsAsId}/subscriptions:
    parameters:
      - name: scsAsId
        description: String identifying the SCS/AS.
        in: path
        required: true
        schema:
          type: string
    get:
      responses:
        '200':
          description: all BDT policy subscriptions.
          content:
            application/json:
              schema:
                type: array
                items:
                  $ref: '#/components/schemas/Bdt'
                minItems: 0
                description: individual BDT policy subscription.
        '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'
        '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'
    post:
      requestBody:
        description: Contains the data to create a BDT subscription.
        required: true
        content:
          application/json:
            schema:
              $ref: '#/components/schemas/Bdt'
      responses:
        '201':
          description: Background data transfer policies offered to the SCS/AS.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Bdt'
          headers:
            Location:
              description: 'Contains the URI of the newly created resource'
              required: true
              schema:
                type: string
        '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'
        '409':
          $ref: 'TS29122_CommonData.yaml#/components/responses/409'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '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'
  /{scsAsId}/subscriptions/{subscriptionId}:
    parameters:
      - name: scsAsId
        description: String identifying the SCS/AS.
        in: path
        required: true
        schema:
          type: string
      - name: subscriptionId
        description: String identifying the individual BDT policy resource in the SCEF.
        in: path
        required: true
        schema:
          type: string
    get:
      responses:
        '200':
          description: Background data transfer policies offered to and selected by the SCEF.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Bdt'
        '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'
        '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'
    patch:
      requestBody:
        description: Contains information to be performed on the Bdt data structure to select a transfer policy.
        required: true
        content:
          application/merge-patch+json:
            schema:
              $ref: '#/components/schemas/BdtPatch'
      responses:
        '200':
          description: The Individual BDT Policy resource is modified with a selected policy and a representation of that resource is returned.
          content:
            application/json:
              schema:
                $ref: '#/components/schemas/Bdt'
        '204':
          description: The Individual BDT Policy resource is modified with a selected policy.
        '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'
        '411':
          $ref: 'TS29122_CommonData.yaml#/components/responses/411'
        '413':
          $ref: 'TS29122_CommonData.yaml#/components/responses/413'
        '415':
          $ref: 'TS29122_CommonData.yaml#/components/responses/415'
        '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'
    delete:
      responses:
        '204':
          description: The Individual BDT Policy resource is deleted.
        '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'
        '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:
  securitySchemes:
    oAuth2ClientCredentials:
      type: oauth2
      flows:
        clientCredentials:
          tokenUrl: '{tokenUrl}'
          scopes: {}
  schemas: 
    Bdt:
      type: object
      properties:
        self:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/Link'
        supportedFeatures:
          $ref: 'TS29571_CommonData.yaml#/components/schemas/SupportedFeatures'
        volumePerUE:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/UsageThreshold'
        numberOfUEs:
          type: integer
          minimum: 1
          description: Identifies the number of UEs.
        desiredTimeWindow:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/TimeWindow'
        locationArea:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/LocationArea'
        LocationArea5G:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/LocationArea5G'
        referenceId:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/BdtReferenceId'
        transferPolicies:
          type: array
          items:
            $ref: '#/components/schemas/TransferPolicy'
          minItems: 1
          description: Identifies an offered transfer policy.
          readOnly: true
        selectedPolicy:
          type: integer
          description: Identity of the selected background data transfer policy. Shall not be present in initial message exchange, can be provided by NF service consumer in a subsequent message exchange.
      required:
        - volumePerUE
        - numberOfUEs
        - desiredTimeWindow
    BdtPatch:
      type: object
      properties:
        selectedPolicy:
          type: integer
          description: Identity of the selected background data transfer policy.
      required:
        - selectedPolicy
    TransferPolicy:
      type: object
      properties:
        bdtPolicyId:
          type: integer
          description: Identifier for the transfer policy
        maxUplinkBandwidth:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/Bandwidth'
        maxDownlinkBandwidth:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/Bandwidth'
        ratingGroup:
          type: integer
          minimum: 0
          description: Indicates the rating group during the time window.
        timeWindow:
          $ref: 'TS29122_CommonData.yaml#/components/schemas/TimeWindow'
      required:
        - bdtPolicyId
        - ratingGroup
        - timeWindow