class Riffer::Rig::Runtime::SystemPrompt

# File lib/riffer/rig/runtime/system_prompt.rb, line 14
def initialize(base, cwd, sections = {})
  @base = base
  @cwd = cwd
  @sections = sections
  freeze
end

# File lib/riffer/rig/runtime/system_prompt.rb, line 28
def bare
  compose([])
end

# File lib/riffer/rig/runtime/system_prompt.rb, line 41
def refresh(session, runtime)
  # Upstream candidate: riffer resolves `instructions` once, in Agent.new, so
  # a per-turn system message has to be swapped into the session by hand.
  history = session.messages
  kept = history.first.is_a?(Riffer::Messages::System) ? history.drop(1) : history
  session.set([Riffer::Messages::System.new(render(runtime)), *kept])
end

# File lib/riffer/rig/runtime/system_prompt.rb, line 34
def render(runtime)
  compose(@sections.each_value.map { |section| section.call(runtime).to_s }.reject(&:empty?))
end

# File lib/riffer/rig/runtime/system_prompt.rb, line 23
def with_sections(sections)
  self.class.new(@base, @cwd, sections)
end