Improve agent CLI chat UX with markdown output and clearer interaction feedback

nanobot/cli/commands.py

@@ -10,7 +10,10 @@ import sys
 
 import typer
 from rich.console import Console
+from rich.markdown import Markdown
+from rich.panel import Panel
 from rich.table import Table
+from rich.text import Text
 
 from nanobot import __version__, __logo__
 
@@ -21,6 +24,30 @@ app = typer.Typer(
 )
 
 console = Console()
+EXIT_COMMANDS = {"exit", "quit", "/exit", "/quit", ":q"}
+
+
+def _print_agent_response(response: str, render_markdown: bool) -> None:
+    """Render assistant response with consistent terminal styling."""
+    content = response or ""
+    body = Markdown(content) if render_markdown else Text(content)
+    console.print()
+    console.print(
+        Panel(
+            body,
+            title=f"{__logo__} Nanobot",
+            title_align="left",
+            border_style="cyan",
+            padding=(0, 1),
+        )
+    )
+    console.print()
+
+
+def _is_exit_command(command: str) -> bool:
+    """Return True when input should end interactive chat."""
+    return command.lower() in EXIT_COMMANDS
+
 
 # ---------------------------------------------------------------------------
 # Lightweight CLI input: readline for arrow keys / history, termios for flush
@@ -44,6 +71,7 @@ def _flush_pending_tty_input() -> None:
 
     try:
         import termios
+
         termios.tcflush(fd, termios.TCIFLUSH)
         return
     except Exception:
@@ -75,6 +103,7 @@ def _restore_terminal() -> None:
         return
     try:
         import termios
+
         termios.tcsetattr(sys.stdin.fileno(), termios.TCSADRAIN, _SAVED_TERM_ATTRS)
     except Exception:
         pass
@@ -87,6 +116,7 @@ def _enable_line_editing() -> None:
     # Save terminal state before readline touches it
     try:
         import termios
+
         _SAVED_TERM_ATTRS = termios.tcgetattr(sys.stdin.fileno())
     except Exception:
         pass
@@ -148,9 +178,7 @@ def version_callback(value: bool):
 
 @app.callback()
 def main(
-    version: bool = typer.Option(
+    version: bool = typer.Option(None, "--version", "-v", callback=version_callback, is_eager=True),
-        None, "--version", "-v", callback=version_callback, is_eager=True
-    ),
 ):
     """nanobot - Personal AI Assistant."""
     pass
@@ -191,10 +219,10 @@ def onboard():
     console.print("\nNext steps:")
     console.print("  1. Add your API key to [cyan]~/.nanobot/config.json[/cyan]")
     console.print("     Get one at: https://openrouter.ai/keys")
-    console.print("  2. Chat: [cyan]nanobot agent -m \"Hello!\"[/cyan]")
+    console.print('  2. Chat: [cyan]nanobot agent -m "Hello!"[/cyan]')
-    console.print("\n[dim]Want Telegram/WhatsApp? See: https://github.com/HKUDS/nanobot#-chat-apps[/dim]")
+    console.print(
-
+        "\n[dim]Want Telegram/WhatsApp? See: https://github.com/HKUDS/nanobot#-chat-apps[/dim]"
-
+    )
 
 
 def _create_workspace_templates(workspace: Path):
@@ -272,6 +300,7 @@ This file stores important information that should persist across sessions.
 def _make_provider(config):
     """Create LiteLLMProvider from config. Exits if no API key found."""
     from nanobot.providers.litellm_provider import LiteLLMProvider
+
     p = config.get_provider()
     model = config.agents.defaults.model
     if not (p and p.api_key) and not model.startswith("bedrock/"):
@@ -309,6 +338,7 @@ def gateway(
 
     if verbose:
         import logging
+
         logging.basicConfig(level=logging.DEBUG)
 
     console.print(f"{__logo__} Starting nanobot gateway on port {port}...")
@@ -347,12 +377,16 @@ def gateway(
         )
         if job.payload.deliver and job.payload.to:
             from nanobot.bus.events import OutboundMessage
-            await bus.publish_outbound(OutboundMessage(
+
-                channel=job.payload.channel or "cli",
+            await bus.publish_outbound(
-                chat_id=job.payload.to,
+                OutboundMessage(
-                content=response or ""
+                    channel=job.payload.channel or "cli",
-            ))
+                    chat_id=job.payload.to,
+                    content=response or "",
+                )
+            )
         return response
+
     cron.on_job = on_cron_job
 
     # Create heartbeat service
@@ -364,7 +398,7 @@ def gateway(
         workspace=config.workspace_path,
         on_heartbeat=on_heartbeat,
         interval_s=30 * 60,  # 30 minutes
-        enabled=True
+        enabled=True,
     )
 
     # Create channel manager
@@ -399,8 +433,6 @@ def gateway(
     asyncio.run(run())
 
 
-
-
 # ============================================================================
 # Agent Commands
 # ============================================================================
@@ -410,17 +442,29 @@ def gateway(
 def agent(
     message: str = typer.Option(None, "--message", "-m", help="Message to send to the agent"),
     session_id: str = typer.Option("cli:default", "--session", "-s", help="Session ID"),
+    markdown: bool = typer.Option(
+        True, "--markdown/--no-markdown", help="Render assistant output as Markdown"
+    ),
+    logs: bool = typer.Option(
+        False, "--logs/--no-logs", help="Show nanobot runtime logs during chat"
+    ),
 ):
     """Interact with the agent directly."""
     from nanobot.config.loader import load_config
     from nanobot.bus.queue import MessageBus
     from nanobot.agent.loop import AgentLoop
+    from loguru import logger
 
     config = load_config()
 
     bus = MessageBus()
     provider = _make_provider(config)
 
+    if logs:
+        logger.enable("nanobot")
+    else:
+        logger.disable("nanobot")
+
     agent_loop = AgentLoop(
         bus=bus,
         provider=provider,
@@ -433,8 +477,9 @@ def agent(
     if message:
         # Single message mode
         async def run_once():
-            response = await agent_loop.process_direct(message, session_id)
+            with console.status("[dim]Nanobot is thinking...[/dim]", spinner="dots"):
-            console.print(f"\n{__logo__} {response}")
+                response = await agent_loop.process_direct(message, session_id)
+            _print_agent_response(response, render_markdown=markdown)
 
         asyncio.run(run_once())
     else:
@@ -457,16 +502,25 @@ def agent(
                 try:
                     _flush_pending_tty_input()
                     user_input = await _read_interactive_input_async()
-                    if not user_input.strip():
+                    command = user_input.strip()
+                    if not command:
                         continue
 
-                    response = await agent_loop.process_direct(user_input, session_id)
+                    if _is_exit_command(command):
-                    console.print(f"\n{__logo__} {response}\n")
+                        console.print("\nGoodbye!")
+                        break
+
+                    with console.status("[dim]Nanobot is thinking...[/dim]", spinner="dots"):
+                        response = await agent_loop.process_direct(user_input, session_id)
+                    _print_agent_response(response, render_markdown=markdown)
                 except KeyboardInterrupt:
                     _save_history()
                     _restore_terminal()
                     console.print("\nGoodbye!")
                     break
+                except EOFError:
+                    console.print("\nGoodbye!")
+                    break
 
         asyncio.run(run_interactive())
 
@@ -494,27 +548,15 @@ def channels_status():
 
     # WhatsApp
     wa = config.channels.whatsapp
-    table.add_row(
+    table.add_row("WhatsApp", "✓" if wa.enabled else "✗", wa.bridge_url)
-        "WhatsApp",
-        "✓" if wa.enabled else "✗",
-        wa.bridge_url
-    )
 
     dc = config.channels.discord
-    table.add_row(
+    table.add_row("Discord", "✓" if dc.enabled else "✗", dc.gateway_url)
-        "Discord",
-        "✓" if dc.enabled else "✗",
-        dc.gateway_url
-    )
 
     # Telegram
     tg = config.channels.telegram
     tg_config = f"token: {tg.token[:10]}..." if tg.token else "[dim]not configured[/dim]"
-    table.add_row(
+    table.add_row("Telegram", "✓" if tg.enabled else "✗", tg_config)
-        "Telegram",
-        "✓" if tg.enabled else "✗",
-        tg_config
-    )
 
     console.print(table)
 
@@ -628,6 +670,7 @@ def cron_list(
     table.add_column("Next Run")
 
     import time
+
     for job in jobs:
         # Format schedule
         if job.schedule.kind == "every":
@@ -640,7 +683,9 @@ def cron_list(
         # Format next run
         next_run = ""
         if job.state.next_run_at_ms:
-            next_time = time.strftime("%Y-%m-%d %H:%M", time.localtime(job.state.next_run_at_ms / 1000))
+            next_time = time.strftime(
+                "%Y-%m-%d %H:%M", time.localtime(job.state.next_run_at_ms / 1000)
+            )
             next_run = next_time
 
         status = "[green]enabled[/green]" if job.enabled else "[dim]disabled[/dim]"
@@ -659,7 +704,9 @@ def cron_add(
     at: str = typer.Option(None, "--at", help="Run once at time (ISO format)"),
     deliver: bool = typer.Option(False, "--deliver", "-d", help="Deliver response to channel"),
     to: str = typer.Option(None, "--to", help="Recipient for delivery"),
-    channel: str = typer.Option(None, "--channel", help="Channel for delivery (e.g. 'telegram', 'whatsapp')"),
+    channel: str = typer.Option(
+        None, "--channel", help="Channel for delivery (e.g. 'telegram', 'whatsapp')"
+    ),
 ):
     """Add a scheduled job."""
     from nanobot.config.loader import get_data_dir
@@ -673,6 +720,7 @@ def cron_add(
         schedule = CronSchedule(kind="cron", expr=cron_expr)
     elif at:
         import datetime
+
         dt = datetime.datetime.fromisoformat(at)
         schedule = CronSchedule(kind="at", at_ms=int(dt.timestamp() * 1000))
     else:
@@ -768,8 +816,12 @@ def status():
 
     console.print(f"{__logo__} nanobot Status\n")
 
-    console.print(f"Config: {config_path} {'[green]✓[/green]' if config_path.exists() else '[red]✗[/red]'}")
+    console.print(
-    console.print(f"Workspace: {workspace} {'[green]✓[/green]' if workspace.exists() else '[red]✗[/red]'}")
+        f"Config: {config_path} {'[green]✓[/green]' if config_path.exists() else '[red]✗[/red]'}"
+    )
+    console.print(
+        f"Workspace: {workspace} {'[green]✓[/green]' if workspace.exists() else '[red]✗[/red]'}"
+    )
 
     if config_path.exists():
         from nanobot.providers.registry import PROVIDERS
@@ -789,7 +841,9 @@ def status():
                     console.print(f"{spec.label}: [dim]not set[/dim]")
             else:
                 has_key = bool(p.api_key)
-                console.print(f"{spec.label}: {'[green]✓[/green]' if has_key else '[dim]not set[/dim]'}")
+                console.print(
+                    f"{spec.label}: {'[green]✓[/green]' if has_key else '[dim]not set[/dim]'}"
+                )
 
 
 if __name__ == "__main__":