Class: Bristow::Providers::Openai

Inherits:
Base
  • Object
show all
Defined in:
lib/bristow/providers/openai.rb

Instance Attribute Summary

Attributes inherited from Base

#api_key

Instance Method Summary collapse

Constructor Details

#initialize(api_key:) ⇒ Openai

Returns a new instance of Openai.



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# File 'lib/bristow/providers/openai.rb', line 4

def initialize(api_key:)
  super
  @client = OpenAI::Client.new(access_token: api_key)
end

Instance Method Details

#chat(params) ⇒ Object 



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# File 'lib/bristow/providers/openai.rb', line 9

def chat(params)
  response = @client.chat(parameters: params)
  response.dig("choices", 0, "message")
end

#default_model ⇒ Object 



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# File 'lib/bristow/providers/openai.rb', line 65

def default_model
  "gpt-4o-mini"
end

#format_function_response(response, result) ⇒ Object 



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# File 'lib/bristow/providers/openai.rb', line 81

def format_function_response(response, result)
  message_hash = {
    "role" => "function",
    "name" => response["function_call"]["name"],
    "content" => result.to_json
  }
end

#format_functions(functions) ⇒ Object 



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# File 'lib/bristow/providers/openai.rb', line 58

def format_functions(functions)
  {
    functions: functions.map(&:to_schema),
    function_call: "auto"
  }
end

#function_arguments(response) ⇒ Object 



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# File 'lib/bristow/providers/openai.rb', line 77

def function_arguments(response)
  JSON.parse(response["function_call"]["arguments"])
end

#function_name(response) ⇒ Object 



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# File 'lib/bristow/providers/openai.rb', line 73

def function_name(response)
  response["function_call"]["name"]
end

#is_function_call?(response) ⇒ Boolean

Returns:

  • (Boolean) 


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# File 'lib/bristow/providers/openai.rb', line 69

def is_function_call?(response)
  response["function_call"]
end

#stream_chat(params, &block) ⇒ Object 



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# File 'lib/bristow/providers/openai.rb', line 14

def stream_chat(params, &block)
  full_content = ""
  function_name = nil
  function_args = ""

  stream_proc = proc do |chunk|
    delta = chunk.dig("choices", 0, "delta")
    next unless delta

    if delta["function_call"]
      # Building function call
      if delta.dig("function_call", "name")
        function_name = delta.dig("function_call", "name")
      end

      if delta.dig("function_call", "arguments")
        function_args += delta.dig("function_call", "arguments")
      end
    elsif delta["content"]
      # Regular content
      full_content += delta["content"]
      yield delta["content"]
    end
  end

  params[:stream] = stream_proc
  @client.chat(parameters: params)

  if function_name
    {
      "role" => "assistant",
      "function_call" => {
        "name" => function_name,
        "arguments" => function_args
      }
    }
  else
    {
      "role" => "assistant",
      "content" => full_content
    }
  end
end