Class: Rasti::AI::OpenAI::Assistant

Inherits:
Object
  • Object
show all
Defined in:
lib/rasti/ai/open_ai/assistant.rb

Instance Attribute Summary collapse

Instance Method Summary collapse

Constructor Details

#initialize(client: nil, json_schema: nil, state: nil, model: nil, tools: [], logger: nil) ⇒ Assistant

Returns a new instance of Assistant.



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# File 'lib/rasti/ai/open_ai/assistant.rb', line 8

def initialize(client:nil, json_schema:nil, state:nil, model:nil, tools:[], logger:nil)
  @client = client || Client.new
  @json_schema = json_schema
  @state = state || AssistantState.new
  @model = model
  @tools = {}
  @serialized_tools = []
  @logger = logger || Rasti::AI.logger

  tools.each do |tool|
    serialization = ToolSerializer.serialize tool.class
    @tools[serialization[:function][:name]] = tool
    @serialized_tools << serialization
  end
end

Instance Attribute Details

#state ⇒ Object (readonly)

Returns the value of attribute state.



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# File 'lib/rasti/ai/open_ai/assistant.rb', line 6

def state
  @state
end

Instance Method Details

#call(prompt) ⇒ Object 



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# File 'lib/rasti/ai/open_ai/assistant.rb', line 24

def call(prompt)
  messages << {
    role: Roles::USER,
    content: prompt
  }

  loop do
    response = client.chat_completions messages: messages,
                                       model: model,
                                       tools: serialized_tools,
                                       response_format: response_format

    choice = response['choices'][0]['message']

    if choice['tool_calls']
      messages << {
        role: Roles::ASSISTANT,
        tool_calls: choice['tool_calls']
      }

      choice['tool_calls'].each do |tool_call|
        name = tool_call['function']['name']
        args = JSON.parse tool_call['function']['arguments']

        result = call_tool name, args

        messages << {
          role: Roles::TOOL,
          tool_call_id: tool_call['id'],
          content: result
        }
      end
    else
      messages << {
        role: Roles::ASSISTANT,
        content: choice['content']
      }

      return choice['content']
    end
  end
end