Class: Fosm::Admin::AgentsController

Inherits:
BaseController show all
Defined in:
app/controllers/fosm/admin/agents_controller.rb

Instance Method Summary collapse

Methods inherited from Fosm::ApplicationController

use_host_routes!

Instance Method Details

#agent_invoke ⇒ Object 



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# File 'app/controllers/fosm/admin/agents_controller.rb', line 68

def agent_invoke
  tool   = params[:tool].to_s
  id     = params[:record_id].presence
  filter = params[:filter].presence

  result = invoke_tool(tool, id, filter)
  render json: result
rescue => e
  render json: { error: e.message }, status: :unprocessable_entity
end

#chat ⇒ Object

── Chat ──────────────────────────────────────────────────────────────────



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# File 'app/controllers/fosm/admin/agents_controller.rb', line 18

def chat
  @history = chat_history
end

#chat_reset ⇒ Object 



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# File 'app/controllers/fosm/admin/agents_controller.rb', line 62

def chat_reset
  ::Rails.cache.delete(chat_history_key)
  ::Rails.cache.delete(agent_cache_key)
  render json: { ok: true }
end

#chat_send ⇒ Object 



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# File 'app/controllers/fosm/admin/agents_controller.rb', line 22

def chat_send
  message = params[:message].to_s.strip
  return render json: { error: "Message cannot be blank" }, status: :bad_request if message.blank?

  agent = fetch_or_build_agent

  # reset: true starts fresh each turn (avoids trailing-whitespace issues with
  # multi-turn context). Visual history is maintained in the session.
  result = agent.run(message, reset: true, return_full_result: true)

  # Persist agent instance so next message continues the same conversation
  store_agent(agent)

  steps = Array(result.steps).map { |s|
    h = s.to_h
    # Ensure tool_calls are plain hashes for JSON serialization
    if h[:tool_calls]
      h[:tool_calls] = h[:tool_calls].map { |tc|
        { name: tc.function.name, args: tc.function.arguments }
      } rescue h[:tool_calls].map(&:to_s)
    end
    h
  }

  output = result.output.to_s

  # Store chat history in Rails.cache (not session cookie) to avoid
  # ActionDispatch::Cookies::CookieOverflow — agent responses can be large.
  history = chat_history
  history << { role: "user",  content: message }
  history << { role: "agent", content: output, timing: result.timing.round(2) }
  save_chat_history(history.last(10))

  render json: { output: output, steps: steps,
                 token_usage: result.token_usage.to_h,
                 timing: result.timing.round(2) }
rescue => e
  render json: { error: "#{e.class}: #{e.message}" }, status: :unprocessable_entity
end

#show ⇒ Object 



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# File 'app/controllers/fosm/admin/agents_controller.rb', line 6

def show
  @tools = derive_tool_definitions
  @system_prompt = derive_system_prompt
  @agent_class = begin
    "Fosm::#{@model_class.name.demodulize}Agent".constantize
  rescue NameError
    nil
  end
end