Class: LLMs::APIs::GoogleGeminiAPI

Inherits:
Object
  • Object
show all
Defined in:
lib/llms/apis/google_gemini_api.rb

Instance Method Summary collapse

Constructor Details

#initialize(api_key) ⇒ GoogleGeminiAPI

Returns a new instance of GoogleGeminiAPI.



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# File 'lib/llms/apis/google_gemini_api.rb', line 8

def initialize(api_key)
  @api_key = api_key
end

Instance Method Details

#generate_content(model_name, messages, params = {}) ⇒ Object 



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# File 'lib/llms/apis/google_gemini_api.rb', line 12

def generate_content(model_name, messages, params = {})
  stream = params.delete(:stream)

  path = "/#{model_name}:#{!!stream ? 'streamGenerateContent?alt=sse&' : 'generateContent?'}key=#{@api_key}"
  uri = URI("https://generativelanguage.googleapis.com/v1beta/models#{path}")
  http = Net::HTTP.new(uri.host, uri.port)
  http.use_ssl = true

  request = Net::HTTP::Post.new(uri)
  request['Content-Type'] = 'application/json'

  request.body = params.merge({
    contents: messages
  }).to_json

  if stream
    http.request(request) do |response|
      if response.code.to_s == '200'
        response.read_body do |data|
          stream.call(data)
        end
        return nil ## return nil to indicate that there's no separate api response other than the stream
      else
        return JSON.parse(response.body)
      end
    end
  else
    response = http.request(request)
    JSON.parse(response.body)
  end
end