watsonx-api-appconnect.yaml

$integration: http://ibm.com/appconnect/integration/v2/integrationFile
integration:
  type: api
  trigger-interfaces:
    trigger-interface-1:
      triggers:
        submitChatRequest:
          assembly:
            $ref: '#/integration/assemblies/assembly-1'
          input-context:
            data: ChatRequest
          output-context:
            data: ChatResponse
      options:
        resources:
          - business-object: ChatRequest
            model:
              $ref: '#/models/ChatRequest'
            triggers:
              submit: submitChatRequest
          - business-object: ChatResponse
            model:
              $ref: '#/models/ChatResponse'
            triggers: {}
      type: api-trigger
  action-interfaces:
    action-interface-1:
      type: api-action
      business-object: request
      connector-type: http
      account-name: watsonx
      actions:
        INVOKE: {}
  assemblies:
    assembly-1:
      assembly:
        execute:
          - set-variable:
              name: Set variable
              map:
                $map: http://ibm.com/appconnect/map/v1
                customSchemas:
                  properties.`variable`:
                    type: object
                    properties:
                      role:
                        type: string
                      content:
                        type: string
                input:
                  - variable: Request
                    $ref: '#/trigger/payload'
                  - variable: flowDetails
                    $ref: '#/flowDetails'
                mappings:
                  - variable:
                      mappings:
                        - content:
                            template: '{{$Request.prompt}}'
                        - role:
                            template: user
          - set-variable:
              name: Set variable 2
              map:
                $map: http://ibm.com/appconnect/map/v1
                customSchemas:
                  properties.`variable`:
                    type: object
                    properties:
                      model_id:
                        type: string
                      messages:
                        type: array
                        items:
                          type: object
                          properties:
                            role:
                              type: string
                            content:
                              type: string
                      parameters:
                        type: object
                        properties:
                          decoding_method:
                            type: string
                          repetition_penalty:
                            type: number
                          stop_sequences:
                            type: array
                            items:
                              type: string
                          include_stop_sequence:
                            type: boolean
                          min_new_tokens:
                            type: number
                          max_new_tokens:
                            type: number
                      moderations:
                        type: string
                input:
                  - variable: Request
                    $ref: '#/trigger/payload'
                  - variable: Setvariable
                    $ref: '#/node-output/Set variable/response/payload'
                  - variable: flowDetails
                    $ref: '#/flowDetails'
                mappings:
                  - variable:
                      mappings:
                        - messages:
                            foreach:
                              input: '$Setvariable.variable '
                              iterator: messagesItem
                              mappings:
                                - content:
                                    template: '{{$messagesItem.content}}'
                                - role:
                                    template: '{{$messagesItem.role}}'
                        - model_id:
                            template: '{{$Request.model}}'
                        - parameters:
                            mappings:
                              - decoding_method:
                                  template: greedy
                              - include_stop_sequence:
                                  expression: 'false'
                              - max_new_tokens:
                                  expression: '1024'
                              - min_new_tokens:
                                  expression: '1'
                              - repetition_penalty:
                                  expression: '1.05'
                              - stop_sequences:
                                  expression: '["<|endoftext|>"]'
          - custom-action:
              name: HTTP Invoke method
              target:
                $ref: '#/integration/action-interfaces/action-interface-1'
              action: INVOKE
              map:
                customSchemas:
                  properties.`requestHeaders`:
                    type: object
                    properties:
                      Authorization:
                        type: string
                      Content-Type:
                        type: string
                      Accept:
                        type: string
                mappings:
                  - method:
                      template: POST
                  - requestBody:
                      template: '{{$Setvariable2.variable}}'
                  - requestHeaders:
                      mappings:
                        - Accept:
                            template: application/json
                        - Authorization:
                            template: PLACEHOLDER FOR CREDENTIALS
                        - Content-Type:
                            template: application/json
                  - url:
                      template: PLACEHOLDER FOR API URL
                $map: http://ibm.com/appconnect/map/v1
                input:
                  - variable: Request
                    $ref: '#/trigger/payload'
                  - variable: Setvariable
                    $ref: '#/node-output/Set variable/response/payload'
                  - variable: Setvariable2
                    $ref: '#/node-output/Set variable 2/response/payload'
                  - variable: flowDetails
                    $ref: '#/flowDetails'
          - parse:
              name: JSON Parser Parse
              parse-format: json
              source:
                template: '{{$HTTPInvokemethod.responseBody}}'
                input:
                  - variable: Request
                    $ref: '#/trigger/payload'
                  - variable: Setvariable
                    $ref: '#/node-output/Set variable/response/payload'
                  - variable: Setvariable2
                    $ref: '#/node-output/Set variable 2/response/payload'
                  - variable: HTTPInvokemethod
                    $ref: '#/node-output/HTTP Invoke method/response/payload'
                  - variable: HTTPInvokemethodMetadata
                    $ref: '#/node-output/HTTP Invoke method/response'
                  - variable: flowDetails
                    $ref: '#/flowDetails'
              sample-data: ''
              output-schema:
                $schema: http://json-schema.org/draft-04/schema#
                type: object
                properties:
                  id:
                    type: string
                  model_id:
                    type: string
                  created_at:
                    type: string
                  results:
                    type: array
                    items:
                      type: object
                      properties:
                        generated_text:
                          type: string
                        generated_token_count:
                          type: number
                        input_token_count:
                          type: number
                        stop_reason:
                          type: string
                  conversation_id:
                    type: string
                title: Parsed JSON
          - response:
              name: response-1
              reply-maps:
                - title: ChatRequest successfully add custom operation
                  status-code: 200
                  map:
                    mappings:
                      - model:
                          template: '{{$Request.model}}'
                      - prompt:
                          template: '{{$Request.prompt}}'
                      - response:
                          template: '{{$JSONParserParse.results.generated_text}}'
                    $map: http://ibm.com/appconnect/map/v1
                    input:
                      - variable: Request
                        $ref: '#/trigger/payload'
                      - variable: Setvariable
                        $ref: '#/node-output/Set variable/response/payload'
                      - variable: Setvariable2
                        $ref: '#/node-output/Set variable 2/response/payload'
                      - variable: HTTPInvokemethod
                        $ref: '#/node-output/HTTP Invoke method/response/payload'
                      - variable: HTTPInvokemethodMetadata
                        $ref: '#/node-output/HTTP Invoke method/response'
                      - variable: JSONParserParse
                        $ref: '#/node-output/JSON Parser Parse/response/payload'
                      - variable: flowDetails
                        $ref: '#/flowDetails'
                  input: []
  name: watsonx
models:
  ChatRequest:
    name: ChatRequest
    properties:
      prompt:
        required: false
        id: true
        type: string
      model:
        required: false
        id: false
        type: string
    plural: ChatRequest
    description: ' '
    operations:
      submit: '#/integration/assemblies/assembly-1'
    methods:
      submit:
        name: submit
        display:
          name: Submit prompt
        accessType: WRITE
        accepts:
          - arg: data
            type: ChatRequest
            http:
              source: body
        returns:
          arg: data
          type: ChatResponse
          root: true
        http:
          verb: POST
          path: /submit
  ChatResponse:
    name: ChatResponse
    properties:
      prompt:
        required: false
        id: true
        type: string
      model:
        required: false
        id: false
        type: string
      response:
        required: false
        id: false
        type: string
    plural: ChatResponse
    description: ' '
    operations: {}