class RubyLLM::Providers::VertexAI

# File lib/ruby_llm/providers/vertexai.rb, line 47
def configuration_options
  %i[vertexai_project_id vertexai_location vertexai_service_account_key vertexai_api_base]
end

# File lib/ruby_llm/providers/vertexai.rb, line 51
def configuration_requirements
  %i[vertexai_project_id vertexai_location]
end

# File lib/ruby_llm/providers/vertexai.rb, line 20
def initialize(config)
  super
  @authorizer = nil
end

# File lib/ruby_llm/providers/vertexai.rb, line 25
def api_base
  return @config.vertexai_api_base if @config.vertexai_api_base

  if @config.vertexai_location.to_s == 'global'
    'https://aiplatform.googleapis.com/v1beta1'
  else
    "https://#{@config.vertexai_location}-aiplatform.googleapis.com/v1beta1"
  end
end

# File lib/ruby_llm/providers/vertexai.rb, line 35
def headers
  if defined?(VCR) && !VCR.current_cassette.recording?
    { 'Authorization' => 'Bearer test-token' }
  else
    initialize_authorizer unless @authorizer
    @authorizer.apply({})
  end
rescue Google::Auth::AuthorizationError => e
  raise UnauthorizedError.new(nil, "Invalid Google Cloud credentials for Vertex AI: #{e.message}")
end