Class: Raif::StreamingResponses::OpenAiCompletions

Inherits:
Object
  • Object
show all
Defined in:
app/models/raif/streaming_responses/open_ai_completions.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize ⇒ OpenAiCompletions

Returns a new instance of OpenAiCompletions.



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# File 'app/models/raif/streaming_responses/open_ai_completions.rb', line 6

def initialize
  @id = nil
  @raw_response = ""
  @tool_calls = []
  @usage = {}
  @finish_reason = nil
  @response_json = {}
end

Instance Attribute Details

#raw_response ⇒ Object (readonly)

Returns the value of attribute raw_response.



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# File 'app/models/raif/streaming_responses/open_ai_completions.rb', line 4

def raw_response
  @raw_response
end

#tool_calls ⇒ Object (readonly)

Returns the value of attribute tool_calls.



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# File 'app/models/raif/streaming_responses/open_ai_completions.rb', line 4

def tool_calls
  @tool_calls
end

Instance Method Details

#current_response_json ⇒ Object 



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# File 'app/models/raif/streaming_responses/open_ai_completions.rb', line 44

def current_response_json
  message = {
    "role" => "assistant",
    "content" => @raw_response
  }

  if @tool_calls.any?
    message["content"] = nil # Per OpenAI spec, content is null if tool_calls are present
    message["tool_calls"] = @tool_calls.map do |tc|
      # The streaming format for tool calls is slightly different from the final format.
      # We need to adjust it here.
      {
        "id" => tc["id"],
        "type" => "function",
        "function" => {
          "name" => tc.dig("function", "name"),
          "arguments" => tc.dig("function", "arguments")
        }
      }
    end
  end

  {
    "id" => @id,
    "choices" => [{
      "index" => 0,
      "message" => message,
      "finish_reason" => @finish_reason
    }],
    "usage" => @usage
  }
end

#process_streaming_event(event_type, event) ⇒ Object 



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# File 'app/models/raif/streaming_responses/open_ai_completions.rb', line 15

def process_streaming_event(event_type, event)
  @id ||= event["id"]
  delta_chunk = event.dig("choices", 0, "delta")
  finish_reason = event.dig("choices", 0, "finish_reason")
  @finish_reason ||= finish_reason

  delta_content = delta_chunk&.dig("content")
  @raw_response += delta_content if delta_content

  if delta_chunk&.key?("tool_calls")
    delta_chunk["tool_calls"].each do |tool_call_chunk|
      index = tool_call_chunk["index"]
      @tool_calls[index] ||= { "function" => {} }
      @tool_calls[index]["id"] ||= tool_call_chunk["id"]
      if tool_call_chunk.dig("function", "name")
        @tool_calls[index]["function"]["name"] = tool_call_chunk.dig("function", "name")
      end
      if tool_call_chunk.dig("function", "arguments")
        @tool_calls[index]["function"]["arguments"] ||= ""
        @tool_calls[index]["function"]["arguments"] += tool_call_chunk.dig("function", "arguments")
      end
    end
  end

  @usage = event["usage"] if event["usage"]

  [delta_content, finish_reason]
end