Class: Binocs::AgentManager

Inherits:
Object
  • Object
show all
Defined in:
lib/binocs/agent_manager.rb

Class Method Summary collapse

Class Method Details

.cleanup(agent) ⇒ Object 



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# File 'lib/binocs/agent_manager.rb', line 186

def cleanup(agent)
  # Stop the process if running
  agent.stop! if agent.running?

  # Remove the worktree
  if agent.worktree_path && Dir.exist?(agent.worktree_path)
    repo_root = find_git_root

    Dir.chdir(repo_root) do
      system("git worktree remove #{agent.worktree_path.shellescape} --force",
             out: File::NULL, err: File::NULL)
    end

    # Also delete the branch if it exists
    if agent.branch_name
      Dir.chdir(repo_root) do
        system("git branch -D #{agent.branch_name.shellescape}",
               out: File::NULL, err: File::NULL)
      end
    end
  end

  # Remove from registry
  Agent.remove(agent)
end

.continue_session(agent:, prompt:, tool: nil) ⇒ Object 



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# File 'lib/binocs/agent_manager.rb', line 84

def continue_session(agent:, prompt:, tool: nil)
  tool ||= agent.tool

  # Update agent for new session
  agent.prompt = prompt
  agent.tool = tool
  agent.status = :pending
  agent.created_at = Time.now

  # Log continuation
  log_to_agent(agent, "")
  log_to_agent(agent, "=" * 60)
  log_to_agent(agent, "Continuing Session")
  log_to_agent(agent, "Time: #{Time.now}")
  log_to_agent(agent, "Tool: #{tool}")
  log_to_agent(agent, "=" * 60)
  log_to_agent(agent, "")

  log_to_agent(agent, "[#{Time.now.strftime('%H:%M:%S')}] Continuing in: #{agent.worktree_path}")
  log_to_agent(agent, "[#{Time.now.strftime('%H:%M:%S')}] New prompt: #{prompt[0, 50]}...")
  log_to_agent(agent, "")

  # Spawn the process in the same directory
  log_to_agent(agent, "[#{Time.now.strftime('%H:%M:%S')}] Starting #{agent.tool_command}...")
  log_to_agent(agent, "")
  log_to_agent(agent, "-" * 60)
  log_to_agent(agent, "Agent Output:")
  log_to_agent(agent, "-" * 60)
  log_to_agent(agent, "")
  spawn_agent(agent)

  agent
end

.create_worktree(agent, worktree_name) ⇒ Object 



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# File 'lib/binocs/agent_manager.rb', line 123

def create_worktree(agent, worktree_name)
  base_dir = worktree_base_path
  worktree_path = File.join(base_dir, worktree_name)
  branch_name = "agent/#{worktree_name}"

  # Get current repo root
  repo_root = find_git_root

  # Create the worktree with a new branch, capturing output
  Dir.chdir(repo_root) do
    output = `git worktree add -b #{branch_name.shellescape} #{worktree_path.shellescape} HEAD 2>&1`
    unless $?.success?
      log_to_agent(agent, "[ERROR] Git worktree creation failed:")
      log_to_agent(agent, output)
      raise "Failed to create git worktree at #{worktree_path}: #{output}"
    end
    log_to_agent(agent, output) unless output.strip.empty?
  end

  [worktree_path, branch_name]
end

.generate_slug(prompt) ⇒ Object 



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# File 'lib/binocs/agent_manager.rb', line 145

def generate_slug(prompt)
  return 'task' if prompt.nil? || prompt.empty?

  # Take first few words, remove special chars, join with dashes
  words = prompt.downcase.gsub(/[^a-z0-9\s]/, '').split.first(4)
  slug = words.join('-')
  slug = slug[0, 25] if slug.length > 25
  slug.empty? ? 'task' : slug
end

.launch(request:, prompt:, tool: nil, branch_name: nil, use_worktree: false) ⇒ Object 



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# File 'lib/binocs/agent_manager.rb', line 10

def launch(request:, prompt:, tool: nil, branch_name: nil, use_worktree: false)
  tool ||= Binocs.configuration.agent_tool

  # Create agent record
  agent = Agent.new(
    request_id: request.id,
    prompt: prompt,
    tool: tool,
    request_context: AgentContext.build(request)
  )

  # Set up output file path early so we can log to it
  base_dir = worktree_base_path
  FileUtils.mkdir_p(base_dir)

  # Generate a name for logs
  timestamp = Time.now.strftime('%m%d-%H%M%S')
  prompt_slug = generate_slug(agent.prompt)
  log_name = "#{timestamp}-#{prompt_slug}"
  agent.output_file = File.join(base_dir, "#{log_name}.log")

  # Start logging
  log_to_agent(agent, "=" * 60)
  log_to_agent(agent, "Binocs Agent Started")
  log_to_agent(agent, "Time: #{Time.now}")
  log_to_agent(agent, "Tool: #{agent.tool}")
  log_to_agent(agent, "Mode: #{use_worktree ? 'New Worktree' : 'Current Branch'}")
  log_to_agent(agent, "=" * 60)
  log_to_agent(agent, "")

  if use_worktree
    # Create worktree for isolated work
    worktree_name = branch_name && !branch_name.empty? ? branch_name : log_name
    log_to_agent(agent, "[#{Time.now.strftime('%H:%M:%S')}] Creating git worktree...")
    worktree_path, branch_name = create_worktree(agent, worktree_name)
    agent.worktree_path = worktree_path
    agent.branch_name = branch_name
    log_to_agent(agent, "[#{Time.now.strftime('%H:%M:%S')}] Worktree created: #{worktree_path}")
    log_to_agent(agent, "[#{Time.now.strftime('%H:%M:%S')}] Branch: #{branch_name}")
    log_to_agent(agent, "")

    # Write context file for the agent
    context_file = File.join(worktree_path, '.binocs-context.md')
    File.write(context_file, agent.request_context)
    log_to_agent(agent, "[#{Time.now.strftime('%H:%M:%S')}] Context file written: .binocs-context.md")
  else
    # Run in current directory on current branch
    agent.worktree_path = find_git_root
    agent.branch_name = current_branch_name
    log_to_agent(agent, "[#{Time.now.strftime('%H:%M:%S')}] Running on current branch: #{agent.branch_name}")
    log_to_agent(agent, "[#{Time.now.strftime('%H:%M:%S')}] Directory: #{agent.worktree_path}")
    log_to_agent(agent, "")

    # Write context file in current directory
    context_file = File.join(agent.worktree_path, '.binocs-context.md')
    File.write(context_file, agent.request_context)
    log_to_agent(agent, "[#{Time.now.strftime('%H:%M:%S')}] Context file written: .binocs-context.md")
  end

  # Register agent
  Agent.add(agent)

  # Spawn the process
  log_to_agent(agent, "[#{Time.now.strftime('%H:%M:%S')}] Starting #{agent.tool_command}...")
  log_to_agent(agent, "")
  log_to_agent(agent, "-" * 60)
  log_to_agent(agent, "Agent Output:")
  log_to_agent(agent, "-" * 60)
  log_to_agent(agent, "")
  spawn_agent(agent)

  agent
end

.log_to_agent(agent, message) ⇒ Object 



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# File 'lib/binocs/agent_manager.rb', line 118

def log_to_agent(agent, message)
  return unless agent.output_file
  File.open(agent.output_file, 'a') { |f| f.puts(message) }
end

.open_worktree(agent) ⇒ Object 



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# File 'lib/binocs/agent_manager.rb', line 212

def open_worktree(agent)
  return unless agent.worktree_path && Dir.exist?(agent.worktree_path)

  # Open in file manager
  if RbConfig::CONFIG['host_os'] =~ /darwin/
    system("open", agent.worktree_path)
  elsif RbConfig::CONFIG['host_os'] =~ /linux/
    system("xdg-open", agent.worktree_path)
  end
end

.spawn_agent(agent) ⇒ Object 



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# File 'lib/binocs/agent_manager.rb', line 155

def spawn_agent(agent)
  return unless agent.worktree_path && Dir.exist?(agent.worktree_path)

  # Build the full prompt including context
  full_prompt = build_full_prompt(agent)

  # Create a prompt file for the agent to read
  prompt_file = File.join(agent.worktree_path, '.binocs-prompt.md')
  File.write(prompt_file, full_prompt)

  # Build command arguments based on tool
  cmd_args = build_agent_command_args(agent, prompt_file)

  # Spawn the process
  pid = Process.spawn(
    *cmd_args,
    chdir: agent.worktree_path,
    out: [agent.output_file, 'a'],
    err: [agent.output_file, 'a'],
    pgroup: true
  )

  Process.detach(pid)

  agent.pid = pid
  agent.status = :running

  # Start a monitor thread
  start_monitor_thread(agent)
end