Class: CodeToQuery::LLMClient

Inherits:
Object
  • Object
show all
Defined in:
lib/code_to_query/llm_client.rb

Instance Method Summary collapse

Constructor Details

#initialize(config) ⇒ LLMClient

Returns a new instance of LLMClient.



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# File 'lib/code_to_query/llm_client.rb', line 9

def initialize(config)
  @config = config
end

Instance Method Details

#chat(messages:, options: {}) ⇒ Object

messages: [{ role: ‘system’|‘user’|‘assistant’, content: ‘…’ }, …] options: extra provider-specific options to merge into payload Returns assistant message content (String) or nil



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# File 'lib/code_to_query/llm_client.rb', line 16

def chat(messages:, options: {})
  base = (@config.llm_api_base || 'https://api.openai.com/v1').to_s
  uri = URI("#{base.chomp('/')}/chat/completions")

  payload = {
    model: @config.openai_model,
    messages: messages,
    temperature: @config.llm_temperature
  }.merge(@config.provider_options || {}).merge(options || {})

  http = Net::HTTP.new(uri.host, uri.port)
  http.use_ssl = (uri.scheme == 'https')
  http.read_timeout = @config.llm_timeout

  request = Net::HTTP::Post.new(uri)
  request['Authorization'] = "Bearer #{@config.openai_api_key}" if @config.openai_api_key
  request['Content-Type'] = 'application/json'
  request.body = payload.to_json

  response = http.request(request)
  unless response.is_a?(Net::HTTPSuccess)
    raise CodeToQuery::APIError, "LLM API error: #{response.code} #{response.message}"
  end

  body = JSON.parse(response.body)
  body.dig('choices', 0, 'message', 'content')
rescue StandardError => e
  raise CodeToQuery::APIError, e.message
end