hermes-agent/hermes_cli/main.py

#!/usr/bin/env python3
"""
Hermes CLI - Main entry point.

Usage:
    hermes                     # Interactive chat (default)
    hermes chat                # Interactive chat
    hermes gateway             # Run gateway in foreground
    hermes gateway start       # Start gateway as service
    hermes gateway stop        # Stop gateway service
    hermes gateway status      # Show gateway status
    hermes gateway install     # Install gateway service
    hermes gateway uninstall   # Uninstall gateway service
    hermes setup               # Interactive setup wizard
    hermes logout              # Clear stored authentication
    hermes status              # Show status of all components
    hermes cron                # Manage cron jobs
    hermes cron list           # List cron jobs
    hermes cron status         # Check if cron scheduler is running
    hermes doctor              # Check configuration and dependencies
    hermes honcho setup                    # Configure Honcho AI memory integration
    hermes honcho status                   # Show Honcho config and connection status
    hermes honcho sessions                 # List directory → session name mappings
    hermes honcho map <name>               # Map current directory to a session name
    hermes honcho peer                     # Show peer names and dialectic settings
    hermes honcho peer --user NAME         # Set user peer name
    hermes honcho peer --ai NAME           # Set AI peer name
    hermes honcho peer --reasoning LEVEL   # Set dialectic reasoning level
    hermes honcho mode                     # Show current memory mode
    hermes honcho mode [hybrid|honcho|local]  # Set memory mode
    hermes honcho tokens                   # Show token budget settings
    hermes honcho tokens --context N       # Set session.context() token cap
    hermes honcho tokens --dialectic N     # Set dialectic result char cap
    hermes honcho identity                 # Show AI peer identity representation
    hermes honcho identity <file>          # Seed AI peer identity from a file (SOUL.md etc.)
    hermes honcho migrate                  # Step-by-step migration guide: OpenClaw native → Hermes + Honcho
    hermes version             Show version
    hermes update              Update to latest version
    hermes uninstall           Uninstall Hermes Agent
    hermes acp                 Run as an ACP server for editor integration
    hermes sessions browse     Interactive session picker with search

    hermes claw migrate --dry-run  # Preview migration without changes
"""

import argparse
import os
import subprocess
import sys
from pathlib import Path
from typing import Optional

# Add project root to path
PROJECT_ROOT = Path(__file__).parent.parent.resolve()
sys.path.insert(0, str(PROJECT_ROOT))

# Load .env from ~/.hermes/.env first, then project root as dev fallback
from dotenv import load_dotenv
from hermes_cli.config import get_env_path, get_hermes_home
_user_env = get_env_path()
if _user_env.exists():
    try:
        load_dotenv(dotenv_path=_user_env, encoding="utf-8")
    except UnicodeDecodeError:
        load_dotenv(dotenv_path=_user_env, encoding="latin-1")
load_dotenv(dotenv_path=PROJECT_ROOT / '.env', override=False)

# Point mini-swe-agent at ~/.hermes/ so it shares our config
os.environ.setdefault("MSWEA_GLOBAL_CONFIG_DIR", str(get_hermes_home()))
os.environ.setdefault("MSWEA_SILENT_STARTUP", "1")

import logging
import time as _time
from datetime import datetime

from hermes_cli import __version__, __release_date__
from hermes_constants import OPENROUTER_BASE_URL

logger = logging.getLogger(__name__)


def _relative_time(ts) -> str:
    """Format a timestamp as relative time (e.g., '2h ago', 'yesterday')."""
    if not ts:
        return "?"
    delta = _time.time() - ts
    if delta < 60:
        return "just now"
    if delta < 3600:
        return f"{int(delta / 60)}m ago"
    if delta < 86400:
        return f"{int(delta / 3600)}h ago"
    if delta < 172800:
        return "yesterday"
    if delta < 604800:
        return f"{int(delta / 86400)}d ago"
    return datetime.fromtimestamp(ts).strftime("%Y-%m-%d")


def _has_any_provider_configured() -> bool:
    """Check if at least one inference provider is usable."""
    from hermes_cli.config import get_env_path, get_hermes_home
    from hermes_cli.auth import get_auth_status

    # Check env vars (may be set by .env or shell).
    # OPENAI_BASE_URL alone counts — local models (vLLM, llama.cpp, etc.)
    # often don't require an API key.
    from hermes_cli.auth import PROVIDER_REGISTRY

    # Collect all provider env vars
    provider_env_vars = {"OPENROUTER_API_KEY", "OPENAI_API_KEY", "ANTHROPIC_API_KEY", "ANTHROPIC_TOKEN", "OPENAI_BASE_URL"}
    for pconfig in PROVIDER_REGISTRY.values():
        if pconfig.auth_type == "api_key":
            provider_env_vars.update(pconfig.api_key_env_vars)
    if any(os.getenv(v) for v in provider_env_vars):
        return True

    # Check .env file for keys
    env_file = get_env_path()
    if env_file.exists():
        try:
            for line in env_file.read_text().splitlines():
                line = line.strip()
                if line.startswith("#") or "=" not in line:
                    continue
                key, _, val = line.partition("=")
                val = val.strip().strip("'\"")
                if key.strip() in provider_env_vars and val:
                    return True
        except Exception:
            pass

    # Check for Nous Portal OAuth credentials
    auth_file = get_hermes_home() / "auth.json"
    if auth_file.exists():
        try:
            import json
            auth = json.loads(auth_file.read_text())
            active = auth.get("active_provider")
            if active:
                status = get_auth_status(active)
                if status.get("logged_in"):
                    return True
        except Exception:
            pass

    return False


def _session_browse_picker(sessions: list) -> Optional[str]:
    """Interactive curses-based session browser with live search filtering.

    Returns the selected session ID, or None if cancelled.
    Uses curses (not simple_term_menu) to avoid the ghost-duplication rendering
    bug in tmux/iTerm when arrow keys are used.
    """
    if not sessions:
        print("No sessions found.")
        return None

    # Try curses-based picker first
    try:
        import curses

        result_holder = [None]

        def _format_row(s, max_x):
            """Format a session row for display."""
            title = (s.get("title") or "").strip()
            preview = (s.get("preview") or "").strip()
            source = s.get("source", "")[:6]
            last_active = _relative_time(s.get("last_active"))
            sid = s["id"][:18]

            # Adaptive column widths based on terminal width
            # Layout: [arrow 3] [title/preview flexible] [active 12] [src 6] [id 18]
            fixed_cols = 3 + 12 + 6 + 18 + 6  # arrow + active + src + id + padding
            name_width = max(20, max_x - fixed_cols)

            if title:
                name = title[:name_width]
            elif preview:
                name = preview[:name_width]
            else:
                name = sid

            return f"{name:<{name_width}}  {last_active:<10}  {source:<5} {sid}"

        def _match(s, query):
            """Check if a session matches the search query (case-insensitive)."""
            q = query.lower()
            return (
                q in (s.get("title") or "").lower()
                or q in (s.get("preview") or "").lower()
                or q in s.get("id", "").lower()
                or q in (s.get("source") or "").lower()
            )

        def _curses_browse(stdscr):
            curses.curs_set(0)
            if curses.has_colors():
                curses.start_color()
                curses.use_default_colors()
                curses.init_pair(1, curses.COLOR_GREEN, -1)   # selected
                curses.init_pair(2, curses.COLOR_YELLOW, -1)  # header
                curses.init_pair(3, curses.COLOR_CYAN, -1)    # search
                curses.init_pair(4, 8, -1)                    # dim

            cursor = 0
            scroll_offset = 0
            search_text = ""
            filtered = list(sessions)

            while True:
                stdscr.clear()
                max_y, max_x = stdscr.getmaxyx()
                if max_y < 5 or max_x < 40:
                    # Terminal too small
                    try:
                        stdscr.addstr(0, 0, "Terminal too small")
                    except curses.error:
                        pass
                    stdscr.refresh()
                    stdscr.getch()
                    return

                # Header line
                if search_text:
                    header = f"  Browse sessions — filter: {search_text}█"
                    header_attr = curses.A_BOLD
                    if curses.has_colors():
                        header_attr |= curses.color_pair(3)
                else:
                    header = "  Browse sessions — ↑↓ navigate  Enter select  Type to filter  Esc quit"
                    header_attr = curses.A_BOLD
                    if curses.has_colors():
                        header_attr |= curses.color_pair(2)
                try:
                    stdscr.addnstr(0, 0, header, max_x - 1, header_attr)
                except curses.error:
                    pass

                # Column header line
                fixed_cols = 3 + 12 + 6 + 18 + 6
                name_width = max(20, max_x - fixed_cols)
                col_header = f"   {'Title / Preview':<{name_width}}  {'Active':<10}  {'Src':<5} {'ID'}"
                try:
                    dim_attr = curses.color_pair(4) if curses.has_colors() else curses.A_DIM
                    stdscr.addnstr(1, 0, col_header, max_x - 1, dim_attr)
                except curses.error:
                    pass

                # Compute visible area
                visible_rows = max_y - 4  # header + col header + blank + footer
                if visible_rows < 1:
                    visible_rows = 1

                # Clamp cursor and scroll
                if not filtered:
                    try:
                        msg = "  No sessions match the filter."
                        stdscr.addnstr(3, 0, msg, max_x - 1, curses.A_DIM)
                    except curses.error:
                        pass
                else:
                    if cursor >= len(filtered):
                        cursor = len(filtered) - 1
                    if cursor < 0:
                        cursor = 0
                    if cursor < scroll_offset:
                        scroll_offset = cursor
                    elif cursor >= scroll_offset + visible_rows:
                        scroll_offset = cursor - visible_rows + 1

                    for draw_i, i in enumerate(range(
                        scroll_offset,
                        min(len(filtered), scroll_offset + visible_rows)
                    )):
                        y = draw_i + 3
                        if y >= max_y - 1:
                            break
                        s = filtered[i]
                        arrow = " → " if i == cursor else "   "
                        row = arrow + _format_row(s, max_x - 3)
                        attr = curses.A_NORMAL
                        if i == cursor:
                            attr = curses.A_BOLD
                            if curses.has_colors():
                                attr |= curses.color_pair(1)
                        try:
                            stdscr.addnstr(y, 0, row, max_x - 1, attr)
                        except curses.error:
                            pass

                # Footer
                footer_y = max_y - 1
                if filtered:
                    footer = f"  {cursor + 1}/{len(filtered)} sessions"
                    if len(filtered) < len(sessions):
                        footer += f" (filtered from {len(sessions)})"
                else:
                    footer = f"  0/{len(sessions)} sessions"
                try:
                    stdscr.addnstr(footer_y, 0, footer, max_x - 1,
                                   curses.color_pair(4) if curses.has_colors() else curses.A_DIM)
                except curses.error:
                    pass

                stdscr.refresh()
                key = stdscr.getch()

                if key in (curses.KEY_UP, ):
                    if filtered:
                        cursor = (cursor - 1) % len(filtered)
                elif key in (curses.KEY_DOWN, ):
                    if filtered:
                        cursor = (cursor + 1) % len(filtered)
                elif key in (curses.KEY_ENTER, 10, 13):
                    if filtered:
                        result_holder[0] = filtered[cursor]["id"]
                    return
                elif key == 27:  # Esc
                    if search_text:
                        # First Esc clears the search
                        search_text = ""
                        filtered = list(sessions)
                        cursor = 0
                        scroll_offset = 0
                    else:
                        # Second Esc exits
                        return
                elif key in (curses.KEY_BACKSPACE, 127, 8):
                    if search_text:
                        search_text = search_text[:-1]
                        if search_text:
                            filtered = [s for s in sessions if _match(s, search_text)]
                        else:
                            filtered = list(sessions)
                        cursor = 0
                        scroll_offset = 0
                elif key == ord('q') and not search_text:
                    return
                elif 32 <= key <= 126:
                    # Printable character → add to search filter
                    search_text += chr(key)
                    filtered = [s for s in sessions if _match(s, search_text)]
                    cursor = 0
                    scroll_offset = 0

        curses.wrapper(_curses_browse)
        return result_holder[0]

    except Exception:
        pass

    # Fallback: numbered list (Windows without curses, etc.)
    print("\n  Browse sessions  (enter number to resume, q to cancel)\n")
    for i, s in enumerate(sessions):
        title = (s.get("title") or "").strip()
        preview = (s.get("preview") or "").strip()
        label = title or preview or s["id"]
        if len(label) > 50:
            label = label[:47] + "..."
        last_active = _relative_time(s.get("last_active"))
        src = s.get("source", "")[:6]
        print(f"  {i + 1:>3}. {label:<50}  {last_active:<10}  {src}")

    while True:
        try:
            val = input(f"\n  Select [1-{len(sessions)}]: ").strip()
            if not val or val.lower() in ("q", "quit", "exit"):
                return None
            idx = int(val) - 1
            if 0 <= idx < len(sessions):
                return sessions[idx]["id"]
            print(f"  Invalid selection. Enter 1-{len(sessions)} or q to cancel.")
        except ValueError:
            print(f"  Invalid input. Enter a number or q to cancel.")
        except (KeyboardInterrupt, EOFError):
            print()
            return None


def _resolve_last_cli_session() -> Optional[str]:
    """Look up the most recent CLI session ID from SQLite. Returns None if unavailable."""
    try:
        from hermes_state import SessionDB
        db = SessionDB()
        sessions = db.search_sessions(source="cli", limit=1)
        db.close()
        if sessions:
            return sessions[0]["id"]
    except Exception:
        pass
    return None


def _resolve_session_by_name_or_id(name_or_id: str) -> Optional[str]:
    """Resolve a session name (title) or ID to a session ID.

    - If it looks like a session ID (contains underscore + hex), try direct lookup first.
    - Otherwise, treat it as a title and use resolve_session_by_title (auto-latest).
    - Falls back to the other method if the first doesn't match.
    """
    try:
        from hermes_state import SessionDB
        db = SessionDB()

        # Try as exact session ID first
        session = db.get_session(name_or_id)
        if session:
            db.close()
            return session["id"]

        # Try as title (with auto-latest for lineage)
        session_id = db.resolve_session_by_title(name_or_id)
        db.close()
        return session_id
    except Exception:
        pass
    return None


def cmd_chat(args):
    """Run interactive chat CLI."""
    # Resolve --continue into --resume with the latest CLI session or by name
    continue_val = getattr(args, "continue_last", None)
    if continue_val and not getattr(args, "resume", None):
        if isinstance(continue_val, str):
            # -c "session name" — resolve by title or ID
            resolved = _resolve_session_by_name_or_id(continue_val)
            if resolved:
                args.resume = resolved
            else:
                print(f"No session found matching '{continue_val}'.")
                print("Use 'hermes sessions list' to see available sessions.")
                sys.exit(1)
        else:
            # -c with no argument — continue the most recent session
            last_id = _resolve_last_cli_session()
            if last_id:
                args.resume = last_id
            else:
                print("No previous CLI session found to continue.")
                sys.exit(1)

    # Resolve --resume by title if it's not a direct session ID
    resume_val = getattr(args, "resume", None)
    if resume_val:
        resolved = _resolve_session_by_name_or_id(resume_val)
        if resolved:
            args.resume = resolved
        # If resolution fails, keep the original value — _init_agent will
        # report "Session not found" with the original input

    # First-run guard: check if any provider is configured before launching
    if not _has_any_provider_configured():
        print()
        print("It looks like Hermes isn't configured yet -- no API keys or providers found.")
        print()
        print("  Run:  hermes setup")
        print()

        from hermes_cli.setup import is_interactive_stdin, print_noninteractive_setup_guidance

        if not is_interactive_stdin():
            print_noninteractive_setup_guidance(
                "No interactive TTY detected for the first-run setup prompt."
            )
            sys.exit(1)

        try:
            reply = input("Run setup now? [Y/n] ").strip().lower()
        except (EOFError, KeyboardInterrupt):
            reply = "n"
        if reply in ("", "y", "yes"):
            cmd_setup(args)
            return
        print()
        print("You can run 'hermes setup' at any time to configure.")
        sys.exit(1)

    # Sync bundled skills on every CLI launch (fast -- skips unchanged skills)
    try:
        from tools.skills_sync import sync_skills
        sync_skills(quiet=True)
    except Exception:
        pass

    # --yolo: bypass all dangerous command approvals
    if getattr(args, "yolo", False):
        os.environ["HERMES_YOLO_MODE"] = "1"

    # Import and run the CLI
    from cli import main as cli_main
    
    # Build kwargs from args
    kwargs = {
        "model": args.model,
        "provider": getattr(args, "provider", None),
        "toolsets": args.toolsets,
        "verbose": args.verbose,
        "quiet": getattr(args, "quiet", False),
        "query": args.query,
        "resume": getattr(args, "resume", None),
        "worktree": getattr(args, "worktree", False),
        "checkpoints": getattr(args, "checkpoints", False),
        "pass_session_id": getattr(args, "pass_session_id", False),
    }
    # Filter out None values
    kwargs = {k: v for k, v in kwargs.items() if v is not None}
    
    cli_main(**kwargs)


def cmd_gateway(args):
    """Gateway management commands."""
    from hermes_cli.gateway import gateway_command
    gateway_command(args)


def cmd_whatsapp(args):
    """Set up WhatsApp: choose mode, configure, install bridge, pair via QR."""
    import os
    import subprocess
    from pathlib import Path
    from hermes_cli.config import get_env_value, save_env_value

    print()
    print("⚕ WhatsApp Setup")
    print("=" * 50)

    # ── Step 1: Choose mode ──────────────────────────────────────────────
    current_mode = get_env_value("WHATSAPP_MODE") or ""
    if not current_mode:
        print()
        print("How will you use WhatsApp with Hermes?")
        print()
        print("  1. Separate bot number (recommended)")
        print("     People message the bot's number directly — cleanest experience.")
        print("     Requires a second phone number with WhatsApp installed on a device.")
        print()
        print("  2. Personal number (self-chat)")
        print("     You message yourself to talk to the agent.")
        print("     Quick to set up, but the UX is less intuitive.")
        print()
        try:
            choice = input("  Choose [1/2]: ").strip()
        except (EOFError, KeyboardInterrupt):
            print("\nSetup cancelled.")
            return

        if choice == "1":
            save_env_value("WHATSAPP_MODE", "bot")
            wa_mode = "bot"
            print("  ✓ Mode: separate bot number")
            print()
            print("  ┌─────────────────────────────────────────────────┐")
            print("  │  Getting a second number for the bot:           │")
            print("  │                                                 │")
            print("  │  Easiest: Install WhatsApp Business (free app)  │")
            print("  │  on your phone with a second number:            │")
            print("  │    • Dual-SIM: use your 2nd SIM slot            │")
            print("  │    • Google Voice: free US number (voice.google) │")
            print("  │    • Prepaid SIM: $3-10, verify once            │")
            print("  │                                                 │")
            print("  │  WhatsApp Business runs alongside your personal │")
            print("  │  WhatsApp — no second phone needed.             │")
            print("  └─────────────────────────────────────────────────┘")
        else:
            save_env_value("WHATSAPP_MODE", "self-chat")
            wa_mode = "self-chat"
            print("  ✓ Mode: personal number (self-chat)")
    else:
        wa_mode = current_mode
        mode_label = "separate bot number" if wa_mode == "bot" else "personal number (self-chat)"
        print(f"\n✓ Mode: {mode_label}")

    # ── Step 2: Enable WhatsApp ──────────────────────────────────────────
    print()
    current = get_env_value("WHATSAPP_ENABLED")
    if current and current.lower() == "true":
        print("✓ WhatsApp is already enabled")
    else:
        save_env_value("WHATSAPP_ENABLED", "true")
        print("✓ WhatsApp enabled")

    # ── Step 3: Allowed users ────────────────────────────────────────────
    current_users = get_env_value("WHATSAPP_ALLOWED_USERS") or ""
    if current_users:
        print(f"✓ Allowed users: {current_users}")
        try:
            response = input("\n  Update allowed users? [y/N] ").strip()
        except (EOFError, KeyboardInterrupt):
            response = "n"
        if response.lower() in ("y", "yes"):
            if wa_mode == "bot":
                phone = input("  Phone numbers that can message the bot (comma-separated): ").strip()
            else:
                phone = input("  Your phone number (e.g. 15551234567): ").strip()
            if phone:
                save_env_value("WHATSAPP_ALLOWED_USERS", phone.replace(" ", ""))
                print(f"  ✓ Updated to: {phone}")
    else:
        print()
        if wa_mode == "bot":
            print("  Who should be allowed to message the bot?")
            phone = input("  Phone numbers (comma-separated, or * for anyone): ").strip()
        else:
            phone = input("  Your phone number (e.g. 15551234567): ").strip()
        if phone:
            save_env_value("WHATSAPP_ALLOWED_USERS", phone.replace(" ", ""))
            print(f"  ✓ Allowed users set: {phone}")
        else:
            print("  ⚠ No allowlist — the agent will respond to ALL incoming messages")

    # ── Step 4: Install bridge dependencies ──────────────────────────────
    project_root = Path(__file__).resolve().parents[1]
    bridge_dir = project_root / "scripts" / "whatsapp-bridge"
    bridge_script = bridge_dir / "bridge.js"

    if not bridge_script.exists():
        print(f"\n✗ Bridge script not found at {bridge_script}")
        return

    if not (bridge_dir / "node_modules").exists():
        print("\n→ Installing WhatsApp bridge dependencies...")
        result = subprocess.run(
            ["npm", "install"],
            cwd=str(bridge_dir),
            capture_output=True,
            text=True,
            timeout=120,
        )
        if result.returncode != 0:
            print(f"  ✗ npm install failed: {result.stderr}")
            return
        print("  ✓ Dependencies installed")
    else:
        print("✓ Bridge dependencies already installed")

    # ── Step 5: Check for existing session ───────────────────────────────
    session_dir = get_hermes_home() / "whatsapp" / "session"
    session_dir.mkdir(parents=True, exist_ok=True)

    if (session_dir / "creds.json").exists():
        print("✓ Existing WhatsApp session found")
        try:
            response = input("\n  Re-pair? This will clear the existing session. [y/N] ").strip()
        except (EOFError, KeyboardInterrupt):
            response = "n"
        if response.lower() in ("y", "yes"):
            import shutil
            shutil.rmtree(session_dir, ignore_errors=True)
            session_dir.mkdir(parents=True, exist_ok=True)
            print("  ✓ Session cleared")
        else:
            print("\n✓ WhatsApp is configured and paired!")
            print("  Start the gateway with: hermes gateway")
            return

    # ── Step 6: QR code pairing ──────────────────────────────────────────
    print()
    print("─" * 50)
    if wa_mode == "bot":
        print("📱 Open WhatsApp (or WhatsApp Business) on the")
        print("   phone with the BOT's number, then scan:")
    else:
        print("📱 Open WhatsApp on your phone, then scan:")
    print()
    print("   Settings → Linked Devices → Link a Device")
    print("─" * 50)
    print()

    try:
        subprocess.run(
            ["node", str(bridge_script), "--pair-only", "--session", str(session_dir)],
            cwd=str(bridge_dir),
        )
    except KeyboardInterrupt:
        pass

    # ── Step 7: Post-pairing ─────────────────────────────────────────────
    print()
    if (session_dir / "creds.json").exists():
        print("✓ WhatsApp paired successfully!")
        print()
        if wa_mode == "bot":
            print("  Next steps:")
            print("    1. Start the gateway:  hermes gateway")
            print("    2. Send a message to the bot's WhatsApp number")
            print("    3. The agent will reply automatically")
            print()
            print("  Tip: Agent responses are prefixed with '⚕ Hermes Agent'")
        else:
            print("  Next steps:")
            print("    1. Start the gateway:  hermes gateway")
            print("    2. Open WhatsApp → Message Yourself")
            print("    3. Type a message — the agent will reply")
            print()
            print("  Tip: Agent responses are prefixed with '⚕ Hermes Agent'")
            print("  so you can tell them apart from your own messages.")
        print()
        print("  Or install as a service: hermes gateway install")
    else:
        print("⚠ Pairing may not have completed. Run 'hermes whatsapp' to try again.")


def cmd_setup(args):
    """Interactive setup wizard."""
    from hermes_cli.setup import run_setup_wizard
    run_setup_wizard(args)


def cmd_model(args):
    """Select default model — starts with provider selection, then model picker."""
    from hermes_cli.auth import (
        resolve_provider, get_provider_auth_state, PROVIDER_REGISTRY,
        _prompt_model_selection, _save_model_choice, _update_config_for_provider,
        resolve_nous_runtime_credentials, fetch_nous_models, AuthError, format_auth_error,
        _login_nous,
    )
    from hermes_cli.config import load_config, save_config, get_env_value, save_env_value

    config = load_config()
    current_model = config.get("model")
    if isinstance(current_model, dict):
        current_model = current_model.get("default", "")
    current_model = current_model or "(not set)"

    # Read effective provider the same way the CLI does at startup:
    # config.yaml model.provider > env var > auto-detect
    import os
    config_provider = None
    model_cfg = config.get("model")
    if isinstance(model_cfg, dict):
        config_provider = model_cfg.get("provider")

    effective_provider = (
        config_provider
        or os.getenv("HERMES_INFERENCE_PROVIDER")
        or "auto"
    )
    try:
        active = resolve_provider(effective_provider)
    except AuthError as exc:
        warning = format_auth_error(exc)
        print(f"Warning: {warning} Falling back to auto provider detection.")
        active = resolve_provider("auto")

    # Detect custom endpoint
    if active == "openrouter" and get_env_value("OPENAI_BASE_URL"):
        active = "custom"

    provider_labels = {
        "openrouter": "OpenRouter",
        "nous": "Nous Portal",
        "openai-codex": "OpenAI Codex",
        "anthropic": "Anthropic",
        "zai": "Z.AI / GLM",
        "kimi-coding": "Kimi / Moonshot",
        "minimax": "MiniMax",
        "minimax-cn": "MiniMax (China)",
        "custom": "Custom endpoint",
    }
    active_label = provider_labels.get(active, active)

    print()
    print(f"  Current model:    {current_model}")
    print(f"  Active provider:  {active_label}")
    print()

    # Step 1: Provider selection — put active provider first with marker
    providers = [
        ("openrouter", "OpenRouter (100+ models, pay-per-use)"),
        ("nous", "Nous Portal (Nous Research subscription)"),
        ("openai-codex", "OpenAI Codex"),
        ("anthropic", "Anthropic (Claude models — API key or Claude Code)"),
        ("zai", "Z.AI / GLM (Zhipu AI direct API)"),
        ("kimi-coding", "Kimi / Moonshot (Moonshot AI direct API)"),
        ("minimax", "MiniMax (global direct API)"),
        ("minimax-cn", "MiniMax China (domestic direct API)"),
    ]

    # Add user-defined custom providers from config.yaml
    custom_providers_cfg = config.get("custom_providers") or []
    _custom_provider_map = {}  # key → {name, base_url, api_key}
    if isinstance(custom_providers_cfg, list):
        for entry in custom_providers_cfg:
            if not isinstance(entry, dict):
                continue
            name = entry.get("name", "").strip()
            base_url = entry.get("base_url", "").strip()
            if not name or not base_url:
                continue
            # Generate a stable key from the name
            key = "custom:" + name.lower().replace(" ", "-")
            short_url = base_url.replace("https://", "").replace("http://", "").rstrip("/")
            saved_model = entry.get("model", "")
            model_hint = f" — {saved_model}" if saved_model else ""
            providers.append((key, f"{name} ({short_url}){model_hint}"))
            _custom_provider_map[key] = {
                "name": name,
                "base_url": base_url,
                "api_key": entry.get("api_key", ""),
                "model": saved_model,
            }

    # Always add the manual custom endpoint option last
    providers.append(("custom", "Custom endpoint (enter URL manually)"))

    # Add removal option if there are saved custom providers
    if _custom_provider_map:
        providers.append(("remove-custom", "Remove a saved custom provider"))

    # Reorder so the active provider is at the top
    known_keys = {k for k, _ in providers}
    active_key = active if active in known_keys else "custom"
    ordered = []
    for key, label in providers:
        if key == active_key:
            ordered.insert(0, (key, f"{label}  ← currently active"))
        else:
            ordered.append((key, label))
    ordered.append(("cancel", "Cancel"))

    provider_idx = _prompt_provider_choice([label for _, label in ordered])
    if provider_idx is None or ordered[provider_idx][0] == "cancel":
        print("No change.")
        return

    selected_provider = ordered[provider_idx][0]

    # Step 2: Provider-specific setup + model selection
    if selected_provider == "openrouter":
        _model_flow_openrouter(config, current_model)
    elif selected_provider == "nous":
        _model_flow_nous(config, current_model)
    elif selected_provider == "openai-codex":
        _model_flow_openai_codex(config, current_model)
    elif selected_provider == "custom":
        _model_flow_custom(config)
    elif selected_provider.startswith("custom:") and selected_provider in _custom_provider_map:
        _model_flow_named_custom(config, _custom_provider_map[selected_provider])
    elif selected_provider == "remove-custom":
        _remove_custom_provider(config)
    elif selected_provider == "anthropic":
        _model_flow_anthropic(config, current_model)
    elif selected_provider == "kimi-coding":
        _model_flow_kimi(config, current_model)
    elif selected_provider in ("zai", "minimax", "minimax-cn"):
        _model_flow_api_key_provider(config, selected_provider, current_model)


def _prompt_provider_choice(choices):
    """Show provider selection menu. Returns index or None."""
    try:
        from simple_term_menu import TerminalMenu
        menu_items = [f"  {c}" for c in choices]
        menu = TerminalMenu(
            menu_items, cursor_index=0,
            menu_cursor="-> ", menu_cursor_style=("fg_green", "bold"),
            menu_highlight_style=("fg_green",),
            cycle_cursor=True, clear_screen=False,
            title="Select provider:",
        )
        idx = menu.show()
        print()
        return idx
    except (ImportError, NotImplementedError):
        pass

    # Fallback: numbered list
    print("Select provider:")
    for i, c in enumerate(choices, 1):
        print(f"  {i}. {c}")
    print()
    while True:
        try:
            val = input(f"Choice [1-{len(choices)}]: ").strip()
            if not val:
                return None
            idx = int(val) - 1
            if 0 <= idx < len(choices):
                return idx
            print(f"Please enter 1-{len(choices)}")
        except ValueError:
            print("Please enter a number")
        except (KeyboardInterrupt, EOFError):
            print()
            return None


def _model_flow_openrouter(config, current_model=""):
    """OpenRouter provider: ensure API key, then pick model."""
    from hermes_cli.auth import _prompt_model_selection, _save_model_choice, deactivate_provider
    from hermes_cli.config import get_env_value, save_env_value

    api_key = get_env_value("OPENROUTER_API_KEY")
    if not api_key:
        print("No OpenRouter API key configured.")
        print("Get one at: https://openrouter.ai/keys")
        print()
        try:
            key = input("OpenRouter API key (or Enter to cancel): ").strip()
        except (KeyboardInterrupt, EOFError):
            print()
            return
        if not key:
            print("Cancelled.")
            return
        save_env_value("OPENROUTER_API_KEY", key)
        print("API key saved.")
        print()

    from hermes_cli.models import model_ids
    openrouter_models = model_ids()

    selected = _prompt_model_selection(openrouter_models, current_model=current_model)
    if selected:
        # Clear any custom endpoint and set provider to openrouter
        if get_env_value("OPENAI_BASE_URL"):
            save_env_value("OPENAI_BASE_URL", "")
            save_env_value("OPENAI_API_KEY", "")
        _save_model_choice(selected)

        # Update config provider and deactivate any OAuth provider
        from hermes_cli.config import load_config, save_config
        cfg = load_config()
        model = cfg.get("model")
        if not isinstance(model, dict):
            model = {"default": model} if model else {}
            cfg["model"] = model
        model["provider"] = "openrouter"
        model["base_url"] = OPENROUTER_BASE_URL
        save_config(cfg)
        deactivate_provider()
        print(f"Default model set to: {selected} (via OpenRouter)")
    else:
        print("No change.")


def _model_flow_nous(config, current_model=""):
    """Nous Portal provider: ensure logged in, then pick model."""
    from hermes_cli.auth import (
        get_provider_auth_state, _prompt_model_selection, _save_model_choice,
        _update_config_for_provider, resolve_nous_runtime_credentials,
        fetch_nous_models, AuthError, format_auth_error,
        _login_nous, PROVIDER_REGISTRY,
    )
    from hermes_cli.config import get_env_value, save_env_value
    import argparse

    state = get_provider_auth_state("nous")
    if not state or not state.get("access_token"):
        print("Not logged into Nous Portal. Starting login...")
        print()
        try:
            mock_args = argparse.Namespace(
                portal_url=None, inference_url=None, client_id=None,
                scope=None, no_browser=False, timeout=15.0,
                ca_bundle=None, insecure=False,
            )
            _login_nous(mock_args, PROVIDER_REGISTRY["nous"])
        except SystemExit:
            print("Login cancelled or failed.")
            return
        except Exception as exc:
            print(f"Login failed: {exc}")
            return
        # login_nous already handles model selection + config update
        return

    # Already logged in — fetch models and select
    print("Fetching models from Nous Portal...")
    try:
        creds = resolve_nous_runtime_credentials(min_key_ttl_seconds=5 * 60)
        model_ids = fetch_nous_models(
            inference_base_url=creds.get("base_url", ""),
            api_key=creds.get("api_key", ""),
        )
    except Exception as exc:
        relogin = isinstance(exc, AuthError) and exc.relogin_required
        msg = format_auth_error(exc) if isinstance(exc, AuthError) else str(exc)
        if relogin:
            print(f"Session expired: {msg}")
            print("Re-authenticating with Nous Portal...\n")
            try:
                mock_args = argparse.Namespace(
                    portal_url=None, inference_url=None, client_id=None,
                    scope=None, no_browser=False, timeout=15.0,
                    ca_bundle=None, insecure=False,
                )
                _login_nous(mock_args, PROVIDER_REGISTRY["nous"])
            except Exception as login_exc:
                print(f"Re-login failed: {login_exc}")
            return
        print(f"Could not fetch models: {msg}")
        return

    if not model_ids:
        print("No models returned by the inference API.")
        return

    selected = _prompt_model_selection(model_ids, current_model=current_model)
    if selected:
        _save_model_choice(selected)
        # Reactivate Nous as the provider and update config
        inference_url = creds.get("base_url", "")
        _update_config_for_provider("nous", inference_url)
        # Clear any custom endpoint that might conflict
        if get_env_value("OPENAI_BASE_URL"):
            save_env_value("OPENAI_BASE_URL", "")
            save_env_value("OPENAI_API_KEY", "")
        print(f"Default model set to: {selected} (via Nous Portal)")
    else:
        print("No change.")


def _model_flow_openai_codex(config, current_model=""):
    """OpenAI Codex provider: ensure logged in, then pick model."""
    from hermes_cli.auth import (
        get_codex_auth_status, _prompt_model_selection, _save_model_choice,
        _update_config_for_provider, _login_openai_codex,
        PROVIDER_REGISTRY, DEFAULT_CODEX_BASE_URL,
    )
    from hermes_cli.codex_models import get_codex_model_ids
    from hermes_cli.config import get_env_value, save_env_value
    import argparse

    status = get_codex_auth_status()
    if not status.get("logged_in"):
        print("Not logged into OpenAI Codex. Starting login...")
        print()
        try:
            mock_args = argparse.Namespace()
            _login_openai_codex(mock_args, PROVIDER_REGISTRY["openai-codex"])
        except SystemExit:
            print("Login cancelled or failed.")
            return
        except Exception as exc:
            print(f"Login failed: {exc}")
            return

    _codex_token = None
    try:
        from hermes_cli.auth import resolve_codex_runtime_credentials
        _codex_creds = resolve_codex_runtime_credentials()
        _codex_token = _codex_creds.get("api_key")
    except Exception:
        pass

    codex_models = get_codex_model_ids(access_token=_codex_token)

    selected = _prompt_model_selection(codex_models, current_model=current_model)
    if selected:
        _save_model_choice(selected)
        _update_config_for_provider("openai-codex", DEFAULT_CODEX_BASE_URL)
        # Clear custom endpoint env vars that would otherwise override Codex.
        if get_env_value("OPENAI_BASE_URL"):
            save_env_value("OPENAI_BASE_URL", "")
            save_env_value("OPENAI_API_KEY", "")
        print(f"Default model set to: {selected} (via OpenAI Codex)")
    else:
        print("No change.")



def _model_flow_custom(config):
    """Custom endpoint: collect URL, API key, and model name.

    Automatically saves the endpoint to ``custom_providers`` in config.yaml
    so it appears in the provider menu on subsequent runs.
    """
    from hermes_cli.auth import _save_model_choice, deactivate_provider
    from hermes_cli.config import get_env_value, save_env_value, load_config, save_config

    current_url = get_env_value("OPENAI_BASE_URL") or ""
    current_key = get_env_value("OPENAI_API_KEY") or ""

    print("Custom OpenAI-compatible endpoint configuration:")
    if current_url:
        print(f"  Current URL: {current_url}")
    if current_key:
        print(f"  Current key: {current_key[:8]}...")
    print()

    try:
        base_url = input(f"API base URL [{current_url or 'e.g. https://api.example.com/v1'}]: ").strip()
        api_key = input(f"API key [{current_key[:8] + '...' if current_key else 'optional'}]: ").strip()
        model_name = input("Model name (e.g. gpt-4, llama-3-70b): ").strip()
    except (KeyboardInterrupt, EOFError):
        print("\nCancelled.")
        return

    if not base_url and not current_url:
        print("No URL provided. Cancelled.")
        return

    # Validate URL format
    effective_url = base_url or current_url
    if not effective_url.startswith(("http://", "https://")):
        print(f"Invalid URL: {effective_url} (must start with http:// or https://)")
        return

    effective_key = api_key or current_key

    if base_url:
        save_env_value("OPENAI_BASE_URL", base_url)
    if api_key:
        save_env_value("OPENAI_API_KEY", api_key)

    if model_name:
        _save_model_choice(model_name)

        # Update config and deactivate any OAuth provider
        cfg = load_config()
        model = cfg.get("model")
        if not isinstance(model, dict):
            model = {"default": model} if model else {}
            cfg["model"] = model
        model["provider"] = "custom"
        model["base_url"] = effective_url
        save_config(cfg)
        deactivate_provider()

        print(f"Default model set to: {model_name} (via {effective_url})")
    else:
        if base_url or api_key:
            deactivate_provider()
        print("Endpoint saved. Use `/model` in chat or `hermes model` to set a model.")

    # Auto-save to custom_providers so it appears in the menu next time
    _save_custom_provider(effective_url, effective_key, model_name or "")


def _save_custom_provider(base_url, api_key="", model=""):
    """Save a custom endpoint to custom_providers in config.yaml.

    Deduplicates by base_url — if the URL already exists, updates the
    model name but doesn't add a duplicate entry.
    Auto-generates a display name from the URL hostname.
    """
    from hermes_cli.config import load_config, save_config

    cfg = load_config()
    providers = cfg.get("custom_providers") or []
    if not isinstance(providers, list):
        providers = []

    # Check if this URL is already saved — update model if so
    for entry in providers:
        if isinstance(entry, dict) and entry.get("base_url", "").rstrip("/") == base_url.rstrip("/"):
            if model and entry.get("model") != model:
                entry["model"] = model
                cfg["custom_providers"] = providers
                save_config(cfg)
            return  # already saved, updated model if needed

    # Auto-generate a name from the URL
    import re
    clean = base_url.replace("https://", "").replace("http://", "").rstrip("/")
    # Remove /v1 suffix for cleaner names
    clean = re.sub(r"/v1/?$", "", clean)
    # Use hostname:port as the name
    name = clean.split("/")[0]
    # Capitalize for readability
    if "localhost" in name or "127.0.0.1" in name:
        name = f"Local ({name})"
    elif "runpod" in name.lower():
        name = f"RunPod ({name})"
    else:
        name = name.capitalize()

    entry = {"name": name, "base_url": base_url}
    if api_key:
        entry["api_key"] = api_key
    if model:
        entry["model"] = model

    providers.append(entry)
    cfg["custom_providers"] = providers
    save_config(cfg)
    print(f"  💾 Saved to custom providers as \"{name}\" (edit in config.yaml)")


def _remove_custom_provider(config):
    """Let the user remove a saved custom provider from config.yaml."""
    from hermes_cli.config import load_config, save_config

    cfg = load_config()
    providers = cfg.get("custom_providers") or []
    if not isinstance(providers, list) or not providers:
        print("No custom providers configured.")
        return

    print("Remove a custom provider:\n")

    choices = []
    for entry in providers:
        if isinstance(entry, dict):
            name = entry.get("name", "unnamed")
            url = entry.get("base_url", "")
            short_url = url.replace("https://", "").replace("http://", "").rstrip("/")
            choices.append(f"{name} ({short_url})")
        else:
            choices.append(str(entry))
    choices.append("Cancel")

    try:
        from simple_term_menu import TerminalMenu
        menu = TerminalMenu(
            [f"  {c}" for c in choices], cursor_index=0,
            menu_cursor="-> ", menu_cursor_style=("fg_red", "bold"),
            menu_highlight_style=("fg_red",),
            cycle_cursor=True, clear_screen=False,
            title="Select provider to remove:",
        )
        idx = menu.show()
        print()
    except (ImportError, NotImplementedError):
        for i, c in enumerate(choices, 1):
            print(f"  {i}. {c}")
        print()
        try:
            val = input(f"Choice [1-{len(choices)}]: ").strip()
            idx = int(val) - 1 if val else None
        except (ValueError, KeyboardInterrupt, EOFError):
            idx = None

    if idx is None or idx >= len(providers):
        print("No change.")
        return

    removed = providers.pop(idx)
    cfg["custom_providers"] = providers
    save_config(cfg)
    removed_name = removed.get("name", "unnamed") if isinstance(removed, dict) else str(removed)
    print(f"✅ Removed \"{removed_name}\" from custom providers.")


def _model_flow_named_custom(config, provider_info):
    """Handle a named custom provider from config.yaml custom_providers list.

    If the entry has a saved model name, activates it immediately.
    Otherwise probes the endpoint's /models API to let the user pick one.
    """
    from hermes_cli.auth import _save_model_choice, deactivate_provider
    from hermes_cli.config import save_env_value, load_config, save_config
    from hermes_cli.models import fetch_api_models

    name = provider_info["name"]
    base_url = provider_info["base_url"]
    api_key = provider_info.get("api_key", "")
    saved_model = provider_info.get("model", "")

    # If a model is saved, just activate immediately — no probing needed
    if saved_model:
        save_env_value("OPENAI_BASE_URL", base_url)
        if api_key:
            save_env_value("OPENAI_API_KEY", api_key)
        _save_model_choice(saved_model)

        cfg = load_config()
        model = cfg.get("model")
        if not isinstance(model, dict):
            model = {"default": model} if model else {}
            cfg["model"] = model
        model["provider"] = "custom"
        model["base_url"] = base_url
        save_config(cfg)
        deactivate_provider()

        print(f"✅ Switched to: {saved_model}")
        print(f"   Provider: {name} ({base_url})")
        return

    # No saved model — probe endpoint and let user pick
    print(f"  Provider: {name}")
    print(f"  URL:      {base_url}")
    print()
    print("No model saved for this provider. Fetching available models...")
    models = fetch_api_models(api_key, base_url, timeout=8.0)

    if models:
        print(f"Found {len(models)} model(s):\n")
        try:
            from simple_term_menu import TerminalMenu
            menu_items = [f"  {m}" for m in models] + ["  Cancel"]
            menu = TerminalMenu(
                menu_items, cursor_index=0,
                menu_cursor="-> ", menu_cursor_style=("fg_green", "bold"),
                menu_highlight_style=("fg_green",),
                cycle_cursor=True, clear_screen=False,
                title=f"Select model from {name}:",
            )
            idx = menu.show()
            print()
            if idx is None or idx >= len(models):
                print("Cancelled.")
                return
            model_name = models[idx]
        except (ImportError, NotImplementedError):
            for i, m in enumerate(models, 1):
                print(f"  {i}. {m}")
            print(f"  {len(models) + 1}. Cancel")
            print()
            try:
                val = input(f"Choice [1-{len(models) + 1}]: ").strip()
                if not val:
                    print("Cancelled.")
                    return
                idx = int(val) - 1
                if idx < 0 or idx >= len(models):
                    print("Cancelled.")
                    return
                model_name = models[idx]
            except (ValueError, KeyboardInterrupt, EOFError):
                print("\nCancelled.")
                return
    else:
        print("Could not fetch models from endpoint. Enter model name manually.")
        try:
            model_name = input("Model name: ").strip()
        except (KeyboardInterrupt, EOFError):
            print("\nCancelled.")
            return
        if not model_name:
            print("No model specified. Cancelled.")
            return

    # Activate and save the model to the custom_providers entry
    save_env_value("OPENAI_BASE_URL", base_url)
    if api_key:
        save_env_value("OPENAI_API_KEY", api_key)
    _save_model_choice(model_name)

    cfg = load_config()
    model = cfg.get("model")
    if not isinstance(model, dict):
        model = {"default": model} if model else {}
        cfg["model"] = model
    model["provider"] = "custom"
    model["base_url"] = base_url
    save_config(cfg)
    deactivate_provider()

    # Save model name to the custom_providers entry for next time
    _save_custom_provider(base_url, api_key, model_name)

    print(f"\n✅ Model set to: {model_name}")
    print(f"   Provider: {name} ({base_url})")


# Curated model lists for direct API-key providers
_PROVIDER_MODELS = {
    "zai": [
        "glm-5",
        "glm-4.7",
        "glm-4.5",
        "glm-4.5-flash",
    ],
    "kimi-coding": [
        "kimi-for-coding",
        "kimi-k2.5",
        "kimi-k2-thinking",
        "kimi-k2-thinking-turbo",
        "kimi-k2-turbo-preview",
        "kimi-k2-0905-preview",
    ],
    "minimax": [
        "MiniMax-M2.5",
        "MiniMax-M2.5-highspeed",
        "MiniMax-M2.1",
    ],
    "minimax-cn": [
        "MiniMax-M2.5",
        "MiniMax-M2.5-highspeed",
        "MiniMax-M2.1",
    ],
}


def _model_flow_kimi(config, current_model=""):
    """Kimi / Moonshot model selection with automatic endpoint routing.

    - sk-kimi-* keys   → api.kimi.com/coding/v1  (Kimi Coding Plan)
    - Other keys        → api.moonshot.ai/v1      (legacy Moonshot)

    No manual base URL prompt — endpoint is determined by key prefix.
    """
    from hermes_cli.auth import (
        PROVIDER_REGISTRY, KIMI_CODE_BASE_URL, _prompt_model_selection,
        _save_model_choice, deactivate_provider,
    )
    from hermes_cli.config import get_env_value, save_env_value, load_config, save_config

    provider_id = "kimi-coding"
    pconfig = PROVIDER_REGISTRY[provider_id]
    key_env = pconfig.api_key_env_vars[0] if pconfig.api_key_env_vars else ""
    base_url_env = pconfig.base_url_env_var or ""

    # Step 1: Check / prompt for API key
    existing_key = ""
    for ev in pconfig.api_key_env_vars:
        existing_key = get_env_value(ev) or os.getenv(ev, "")
        if existing_key:
            break

    if not existing_key:
        print(f"No {pconfig.name} API key configured.")
        if key_env:
            try:
                new_key = input(f"{key_env} (or Enter to cancel): ").strip()
            except (KeyboardInterrupt, EOFError):
                print()
                return
            if not new_key:
                print("Cancelled.")
                return
            save_env_value(key_env, new_key)
            existing_key = new_key
            print("API key saved.")
            print()
    else:
        print(f"  {pconfig.name} API key: {existing_key[:8]}... ✓")
        print()

    # Step 2: Auto-detect endpoint from key prefix
    is_coding_plan = existing_key.startswith("sk-kimi-")
    if is_coding_plan:
        effective_base = KIMI_CODE_BASE_URL
        print(f"  Detected Kimi Coding Plan key → {effective_base}")
    else:
        effective_base = pconfig.inference_base_url
        print(f"  Using Moonshot endpoint → {effective_base}")
    # Clear any manual base URL override so auto-detection works at runtime
    if base_url_env and get_env_value(base_url_env):
        save_env_value(base_url_env, "")
    print()

    # Step 3: Model selection — show appropriate models for the endpoint
    if is_coding_plan:
        # Coding Plan models (kimi-for-coding first)
        model_list = [
            "kimi-for-coding",
            "kimi-k2.5",
            "kimi-k2-thinking",
            "kimi-k2-thinking-turbo",
        ]
    else:
        # Legacy Moonshot models
        model_list = _PROVIDER_MODELS.get(provider_id, [])

    if model_list:
        selected = _prompt_model_selection(model_list, current_model=current_model)
    else:
        try:
            selected = input("Enter model name: ").strip()
        except (KeyboardInterrupt, EOFError):
            selected = None

    if selected:
        # Clear custom endpoint if set (avoid confusion)
        if get_env_value("OPENAI_BASE_URL"):
            save_env_value("OPENAI_BASE_URL", "")
            save_env_value("OPENAI_API_KEY", "")

        _save_model_choice(selected)

        # Update config with provider and base URL
        cfg = load_config()
        model = cfg.get("model")
        if not isinstance(model, dict):
            model = {"default": model} if model else {}
            cfg["model"] = model
        model["provider"] = provider_id
        model["base_url"] = effective_base
        save_config(cfg)
        deactivate_provider()

        endpoint_label = "Kimi Coding" if is_coding_plan else "Moonshot"
        print(f"Default model set to: {selected} (via {endpoint_label})")
    else:
        print("No change.")


def _model_flow_api_key_provider(config, provider_id, current_model=""):
    """Generic flow for API-key providers (z.ai, MiniMax)."""
    from hermes_cli.auth import (
        PROVIDER_REGISTRY, _prompt_model_selection, _save_model_choice,
        _update_config_for_provider, deactivate_provider,
    )
    from hermes_cli.config import get_env_value, save_env_value, load_config, save_config

    pconfig = PROVIDER_REGISTRY[provider_id]
    key_env = pconfig.api_key_env_vars[0] if pconfig.api_key_env_vars else ""
    base_url_env = pconfig.base_url_env_var or ""

    # Check / prompt for API key
    existing_key = ""
    for ev in pconfig.api_key_env_vars:
        existing_key = get_env_value(ev) or os.getenv(ev, "")
        if existing_key:
            break

    if not existing_key:
        print(f"No {pconfig.name} API key configured.")
        if key_env:
            try:
                new_key = input(f"{key_env} (or Enter to cancel): ").strip()
            except (KeyboardInterrupt, EOFError):
                print()
                return
            if not new_key:
                print("Cancelled.")
                return
            save_env_value(key_env, new_key)
            print("API key saved.")
            print()
    else:
        print(f"  {pconfig.name} API key: {existing_key[:8]}... ✓")
        print()

    # Optional base URL override
    current_base = ""
    if base_url_env:
        current_base = get_env_value(base_url_env) or os.getenv(base_url_env, "")
    effective_base = current_base or pconfig.inference_base_url

    try:
        override = input(f"Base URL [{effective_base}]: ").strip()
    except (KeyboardInterrupt, EOFError):
        print()
        override = ""
    if override and base_url_env:
        save_env_value(base_url_env, override)
        effective_base = override

    # Model selection — try live /models endpoint first, fall back to defaults
    from hermes_cli.models import fetch_api_models
    api_key_for_probe = existing_key or (get_env_value(key_env) if key_env else "")
    live_models = fetch_api_models(api_key_for_probe, effective_base)

    if live_models:
        model_list = live_models
        print(f"  Found {len(model_list)} model(s) from {pconfig.name} API")
    else:
        model_list = _PROVIDER_MODELS.get(provider_id, [])
        if model_list:
            print(f"  ⚠ Could not auto-detect models from API — showing defaults.")
            print(f"    Use \"Enter custom model name\" if you don't see your model.")
        # else: no defaults either, will fall through to raw input

    if model_list:
        selected = _prompt_model_selection(model_list, current_model=current_model)
    else:
        try:
            selected = input("Model name: ").strip()
        except (KeyboardInterrupt, EOFError):
            selected = None

    if selected:
        # Clear custom endpoint if set (avoid confusion)
        if get_env_value("OPENAI_BASE_URL"):
            save_env_value("OPENAI_BASE_URL", "")
            save_env_value("OPENAI_API_KEY", "")

        _save_model_choice(selected)

        # Update config with provider and base URL
        cfg = load_config()
        model = cfg.get("model")
        if not isinstance(model, dict):
            model = {"default": model} if model else {}
            cfg["model"] = model
        model["provider"] = provider_id
        model["base_url"] = effective_base
        save_config(cfg)
        deactivate_provider()

        print(f"Default model set to: {selected} (via {pconfig.name})")
    else:
        print("No change.")


def _run_anthropic_oauth_flow(save_env_value):
    """Run the Claude OAuth setup-token flow. Returns True if credentials were saved."""
    from agent.anthropic_adapter import run_oauth_setup_token
    from hermes_cli.config import save_anthropic_oauth_token

    try:
        print()
        print("  Running 'claude setup-token' — follow the prompts below.")
        print("  A browser window will open for you to authorize access.")
        print()
        token = run_oauth_setup_token()
        if token:
            save_anthropic_oauth_token(token, save_fn=save_env_value)
            print("  ✓ OAuth credentials saved.")
            return True

        # Subprocess completed but no token auto-detected — ask user to paste
        print()
        print("  If the setup-token was displayed above, paste it here:")
        print()
        try:
            manual_token = input("  Paste setup-token (or Enter to cancel): ").strip()
        except (KeyboardInterrupt, EOFError):
            print()
            return False
        if manual_token:
            save_anthropic_oauth_token(manual_token, save_fn=save_env_value)
            print("  ✓ Setup-token saved.")
            return True

        print("  ⚠ Could not detect saved credentials.")
        return False

    except FileNotFoundError:
        # Claude CLI not installed — guide user through manual setup
        print()
        print("  The 'claude' CLI is required for OAuth login.")
        print()
        print("  To install and authenticate:")
        print()
        print("    1. Install Claude Code:  npm install -g @anthropic-ai/claude-code")
        print("    2. Run:                  claude setup-token")
        print("    3. Follow the browser prompts to authorize")
        print("    4. Re-run:               hermes model")
        print()
        print("  Or paste an existing setup-token now (sk-ant-oat-...):")
        print()
        try:
            token = input("  Setup-token (or Enter to cancel): ").strip()
        except (KeyboardInterrupt, EOFError):
            print()
            return False
        if token:
            save_anthropic_oauth_token(token, save_fn=save_env_value)
            print("  ✓ Setup-token saved.")
            return True
        print("  Cancelled — install Claude Code and try again.")
        return False


def _model_flow_anthropic(config, current_model=""):
    """Flow for Anthropic provider — OAuth subscription, API key, or Claude Code creds."""
    import os
    from hermes_cli.auth import (
        PROVIDER_REGISTRY, _prompt_model_selection, _save_model_choice,
        _update_config_for_provider, deactivate_provider,
    )
    from hermes_cli.config import (
        get_env_value, save_env_value, load_config, save_config,
        save_anthropic_api_key,
    )
    from hermes_cli.models import _PROVIDER_MODELS

    pconfig = PROVIDER_REGISTRY["anthropic"]

    # Check ALL credential sources
    existing_key = (
        get_env_value("ANTHROPIC_TOKEN")
        or os.getenv("ANTHROPIC_TOKEN", "")
        or get_env_value("ANTHROPIC_API_KEY")
        or os.getenv("ANTHROPIC_API_KEY", "")
        or os.getenv("CLAUDE_CODE_OAUTH_TOKEN", "")
    )
    cc_available = False
    try:
        from agent.anthropic_adapter import read_claude_code_credentials, is_claude_code_token_valid
        cc_creds = read_claude_code_credentials()
        if cc_creds and is_claude_code_token_valid(cc_creds):
            cc_available = True
    except Exception:
        pass

    has_creds = bool(existing_key) or cc_available
    needs_auth = not has_creds

    if has_creds:
        # Show what we found
        if existing_key:
            print(f"  Anthropic credentials: {existing_key[:12]}... ✓")
        elif cc_available:
            print("  Claude Code credentials: ✓ (auto-detected)")
        print()
        print("    1. Use existing credentials")
        print("    2. Reauthenticate (new OAuth login)")
        print("    3. Cancel")
        print()
        try:
            choice = input("  Choice [1/2/3]: ").strip()
        except (KeyboardInterrupt, EOFError):
            choice = "1"

        if choice == "2":
            needs_auth = True
        elif choice == "3":
            return
        # choice == "1" or default: use existing, proceed to model selection

    if needs_auth:
        # Show auth method choice
        print()
        print("  Choose authentication method:")
        print()
        print("    1. Claude Pro/Max subscription (OAuth login)")
        print("    2. Anthropic API key (pay-per-token)")
        print("    3. Cancel")
        print()
        try:
            choice = input("  Choice [1/2/3]: ").strip()
        except (KeyboardInterrupt, EOFError):
            print()
            return

        if choice == "1":
            if not _run_anthropic_oauth_flow(save_env_value):
                return

        elif choice == "2":
            print()
            print("  Get an API key at: https://console.anthropic.com/settings/keys")
            print()
            try:
                api_key = input("  API key (sk-ant-...): ").strip()
            except (KeyboardInterrupt, EOFError):
                print()
                return
            if not api_key:
                print("  Cancelled.")
                return
            save_anthropic_api_key(api_key, save_fn=save_env_value)
            print("  ✓ API key saved.")

        else:
            print("  No change.")
            return
    print()

    # Model selection
    model_list = _PROVIDER_MODELS.get("anthropic", [])
    if model_list:
        selected = _prompt_model_selection(model_list, current_model=current_model)
    else:
        try:
            selected = input("Model name (e.g., claude-sonnet-4-20250514): ").strip()
        except (KeyboardInterrupt, EOFError):
            selected = None

    if selected:
        # Clear custom endpoint if set
        if get_env_value("OPENAI_BASE_URL"):
            save_env_value("OPENAI_BASE_URL", "")
            save_env_value("OPENAI_API_KEY", "")

        _save_model_choice(selected)

        # Update config with provider — clear base_url since
        # resolve_runtime_provider() always hardcodes Anthropic's URL.
        # Leaving a stale base_url in config can contaminate other
        # providers if the user switches without running 'hermes model'.
        cfg = load_config()
        model = cfg.get("model")
        if not isinstance(model, dict):
            model = {"default": model} if model else {}
            cfg["model"] = model
        model["provider"] = "anthropic"
        model.pop("base_url", None)
        save_config(cfg)
        deactivate_provider()

        print(f"Default model set to: {selected} (via Anthropic)")
    else:
        print("No change.")


def cmd_login(args):
    """Authenticate Hermes CLI with a provider."""
    from hermes_cli.auth import login_command
    login_command(args)


def cmd_logout(args):
    """Clear provider authentication."""
    from hermes_cli.auth import logout_command
    logout_command(args)


def cmd_status(args):
    """Show status of all components."""
    from hermes_cli.status import show_status
    show_status(args)


def cmd_cron(args):
    """Cron job management."""
    from hermes_cli.cron import cron_command
    cron_command(args)


def cmd_doctor(args):
    """Check configuration and dependencies."""
    from hermes_cli.doctor import run_doctor
    run_doctor(args)


def cmd_config(args):
    """Configuration management."""
    from hermes_cli.config import config_command
    config_command(args)


def cmd_version(args):
    """Show version."""
    print(f"Hermes Agent v{__version__} ({__release_date__})")
    print(f"Project: {PROJECT_ROOT}")
    
    # Show Python version
    print(f"Python: {sys.version.split()[0]}")
    
    # Check for key dependencies
    try:
        import openai
        print(f"OpenAI SDK: {openai.__version__}")
    except ImportError:
        print("OpenAI SDK: Not installed")


def cmd_uninstall(args):
    """Uninstall Hermes Agent."""
    from hermes_cli.uninstall import run_uninstall
    run_uninstall(args)


def _update_via_zip(args):
    """Update Hermes Agent by downloading a ZIP archive.
    
    Used on Windows when git file I/O is broken (antivirus, NTFS filter 
    drivers causing 'Invalid argument' errors on file creation).
    """
    import shutil
    import tempfile
    import zipfile
    from urllib.request import urlretrieve
    
    branch = "main"
    zip_url = f"https://github.com/NousResearch/hermes-agent/archive/refs/heads/{branch}.zip"
    
    print("→ Downloading latest version...")
    try:
        tmp_dir = tempfile.mkdtemp(prefix="hermes-update-")
        zip_path = os.path.join(tmp_dir, f"hermes-agent-{branch}.zip")
        urlretrieve(zip_url, zip_path)
        
        print("→ Extracting...")
        with zipfile.ZipFile(zip_path, 'r') as zf:
            zf.extractall(tmp_dir)
        
        # GitHub ZIPs extract to hermes-agent-<branch>/
        extracted = os.path.join(tmp_dir, f"hermes-agent-{branch}")
        if not os.path.isdir(extracted):
            # Try to find it
            for d in os.listdir(tmp_dir):
                candidate = os.path.join(tmp_dir, d)
                if os.path.isdir(candidate) and d != "__MACOSX":
                    extracted = candidate
                    break
        
        # Copy updated files over existing installation, preserving venv/node_modules/.git
        preserve = {'venv', 'node_modules', '.git', '__pycache__', '.env'}
        update_count = 0
        for item in os.listdir(extracted):
            if item in preserve:
                continue
            src = os.path.join(extracted, item)
            dst = os.path.join(str(PROJECT_ROOT), item)
            if os.path.isdir(src):
                if os.path.exists(dst):
                    shutil.rmtree(dst)
                shutil.copytree(src, dst)
            else:
                shutil.copy2(src, dst)
            update_count += 1
        
        print(f"✓ Updated {update_count} items from ZIP")
        
        # Cleanup
        shutil.rmtree(tmp_dir, ignore_errors=True)
        
    except Exception as e:
        print(f"✗ ZIP update failed: {e}")
        sys.exit(1)
    
    # Reinstall Python dependencies
    print("→ Updating Python dependencies...")
    import subprocess
    uv_bin = shutil.which("uv")
    if uv_bin:
        subprocess.run(
            [uv_bin, "pip", "install", "-e", ".", "--quiet"],
            cwd=PROJECT_ROOT, check=True,
            env={**os.environ, "VIRTUAL_ENV": str(PROJECT_ROOT / "venv")}
        )
    else:
        venv_pip = PROJECT_ROOT / "venv" / ("Scripts" if sys.platform == "win32" else "bin") / "pip"
        if venv_pip.exists():
            subprocess.run([str(venv_pip), "install", "-e", ".", "--quiet"], cwd=PROJECT_ROOT, check=True)
    
    # Sync skills
    try:
        from tools.skills_sync import sync_skills
        print("→ Syncing bundled skills...")
        result = sync_skills(quiet=True)
        if result["copied"]:
            print(f"  + {len(result['copied'])} new: {', '.join(result['copied'])}")
        if result.get("updated"):
            print(f"  ↑ {len(result['updated'])} updated: {', '.join(result['updated'])}")
        if result.get("user_modified"):
            print(f"  ~ {len(result['user_modified'])} user-modified (kept)")
        if result.get("cleaned"):
            print(f"  − {len(result['cleaned'])} removed from manifest")
        if not result["copied"] and not result.get("updated"):
            print("  ✓ Skills are up to date")
    except Exception:
        pass
    
    print()
    print("✓ Update complete!")


def _stash_local_changes_if_needed(git_cmd: list[str], cwd: Path) -> Optional[str]:
    status = subprocess.run(
        git_cmd + ["status", "--porcelain"],
        cwd=cwd,
        capture_output=True,
        text=True,
        check=True,
    )
    if not status.stdout.strip():
        return None

    from datetime import datetime, timezone

    stash_name = datetime.now(timezone.utc).strftime("hermes-update-autostash-%Y%m%d-%H%M%S")
    print("→ Local changes detected — stashing before update...")
    subprocess.run(
        git_cmd + ["stash", "push", "--include-untracked", "-m", stash_name],
        cwd=cwd,
        check=True,
    )
    stash_ref = subprocess.run(
        git_cmd + ["rev-parse", "--verify", "refs/stash"],
        cwd=cwd,
        capture_output=True,
        text=True,
        check=True,
    ).stdout.strip()
    return stash_ref



def _restore_stashed_changes(
    git_cmd: list[str],
    cwd: Path,
    stash_ref: str,
    prompt_user: bool = False,
) -> bool:
    if prompt_user:
        print()
        print("⚠ Local changes were stashed before updating.")
        print("  Restoring them may reapply local customizations onto the updated codebase.")
        print("  Review the result afterward if Hermes behaves unexpectedly.")
        print("Restore local changes now? [Y/n]")
        response = input().strip().lower()
        if response not in ("", "y", "yes"):
            print("Skipped restoring local changes.")
            print("Your changes are still preserved in git stash.")
            print(f"Restore manually with: git stash apply {stash_ref}")
            return False

    print("→ Restoring local changes...")
    restore = subprocess.run(
        git_cmd + ["stash", "apply", stash_ref],
        cwd=cwd,
        capture_output=True,
        text=True,
    )
    if restore.returncode != 0:
        print("✗ Update pulled new code, but restoring local changes failed.")
        if restore.stdout.strip():
            print(restore.stdout.strip())
        if restore.stderr.strip():
            print(restore.stderr.strip())
        print("Your changes are still preserved in git stash.")
        print(f"Resolve manually with: git stash apply {stash_ref}")
        sys.exit(1)

    subprocess.run(git_cmd + ["stash", "drop", stash_ref], cwd=cwd, check=True)
    print("⚠ Local changes were restored on top of the updated codebase.")
    print("  Review `git diff` / `git status` if Hermes behaves unexpectedly.")
    return True



def cmd_update(args):
    """Update Hermes Agent to the latest version."""
    import shutil
    
    print("⚕ Updating Hermes Agent...")
    print()
    
    # Try git-based update first, fall back to ZIP download on Windows
    # when git file I/O is broken (antivirus, NTFS filter drivers, etc.)
    use_zip_update = False
    git_dir = PROJECT_ROOT / '.git'
    
    if not git_dir.exists():
        if sys.platform == "win32":
            use_zip_update = True
        else:
            print("✗ Not a git repository. Please reinstall:")
            print("  curl -fsSL https://raw.githubusercontent.com/NousResearch/hermes-agent/main/scripts/install.sh | bash")
            sys.exit(1)
    
    # On Windows, git can fail with "unable to write loose object file: Invalid argument"
    # due to filesystem atomicity issues. Set the recommended workaround.
    if sys.platform == "win32" and git_dir.exists():
        subprocess.run(
            ["git", "-c", "windows.appendAtomically=false", "config", "windows.appendAtomically", "false"],
            cwd=PROJECT_ROOT, check=False, capture_output=True
        )

    if use_zip_update:
        # ZIP-based update for Windows when git is broken
        _update_via_zip(args)
        return

    # Fetch and pull
    try:
        print("→ Fetching updates...")
        git_cmd = ["git"]
        if sys.platform == "win32":
            git_cmd = ["git", "-c", "windows.appendAtomically=false"]
        
        subprocess.run(git_cmd + ["fetch", "origin"], cwd=PROJECT_ROOT, check=True)
        
        # Get current branch
        result = subprocess.run(
            git_cmd + ["rev-parse", "--abbrev-ref", "HEAD"],
            cwd=PROJECT_ROOT,
            capture_output=True,
            text=True,
            check=True
        )
        branch = result.stdout.strip()
        
        # Check if there are updates
        result = subprocess.run(
            git_cmd + ["rev-list", f"HEAD..origin/{branch}", "--count"],
            cwd=PROJECT_ROOT,
            capture_output=True,
            text=True,
            check=True
        )
        commit_count = int(result.stdout.strip())
        
        if commit_count == 0:
            print("✓ Already up to date!")
            return
        
        print(f"→ Found {commit_count} new commit(s)")

        auto_stash_ref = _stash_local_changes_if_needed(git_cmd, PROJECT_ROOT)
        prompt_for_restore = auto_stash_ref is not None and sys.stdin.isatty() and sys.stdout.isatty()

        print("→ Pulling updates...")
        try:
            subprocess.run(git_cmd + ["pull", "origin", branch], cwd=PROJECT_ROOT, check=True)
        finally:
            if auto_stash_ref is not None:
                _restore_stashed_changes(
                    git_cmd,
                    PROJECT_ROOT,
                    auto_stash_ref,
                    prompt_user=prompt_for_restore,
                )
        
        # Reinstall Python dependencies (prefer uv for speed, fall back to pip)
        print("→ Updating Python dependencies...")
        uv_bin = shutil.which("uv")
        if uv_bin:
            subprocess.run(
                [uv_bin, "pip", "install", "-e", ".", "--quiet"],
                cwd=PROJECT_ROOT, check=True,
                env={**os.environ, "VIRTUAL_ENV": str(PROJECT_ROOT / "venv")}
            )
        else:
            venv_pip = PROJECT_ROOT / "venv" / ("Scripts" if sys.platform == "win32" else "bin") / "pip"
            if venv_pip.exists():
                subprocess.run([str(venv_pip), "install", "-e", ".", "--quiet"], cwd=PROJECT_ROOT, check=True)
            else:
                subprocess.run(["pip", "install", "-e", ".", "--quiet"], cwd=PROJECT_ROOT, check=True)
        
        # Check for Node.js deps
        if (PROJECT_ROOT / "package.json").exists():
            import shutil
            if shutil.which("npm"):
                print("→ Updating Node.js dependencies...")
                subprocess.run(["npm", "install", "--silent"], cwd=PROJECT_ROOT, check=False)
        
        print()
        print("✓ Code updated!")
        
        # Sync bundled skills (copies new, updates changed, respects user deletions)
        try:
            from tools.skills_sync import sync_skills
            print()
            print("→ Syncing bundled skills...")
            result = sync_skills(quiet=True)
            if result["copied"]:
                print(f"  + {len(result['copied'])} new: {', '.join(result['copied'])}")
            if result.get("updated"):
                print(f"  ↑ {len(result['updated'])} updated: {', '.join(result['updated'])}")
            if result.get("user_modified"):
                print(f"  ~ {len(result['user_modified'])} user-modified (kept)")
            if result.get("cleaned"):
                print(f"  − {len(result['cleaned'])} removed from manifest")
            if not result["copied"] and not result.get("updated"):
                print("  ✓ Skills are up to date")
        except Exception as e:
            logger.debug("Skills sync during update failed: %s", e)
        
        # Check for config migrations
        print()
        print("→ Checking configuration for new options...")
        
        from hermes_cli.config import (
            get_missing_env_vars, get_missing_config_fields, 
            check_config_version, migrate_config
        )
        
        missing_env = get_missing_env_vars(required_only=True)
        missing_config = get_missing_config_fields()
        current_ver, latest_ver = check_config_version()
        
        needs_migration = missing_env or missing_config or current_ver < latest_ver
        
        if needs_migration:
            print()
            if missing_env:
                print(f"  ⚠️  {len(missing_env)} new required setting(s) need configuration")
            if missing_config:
                print(f"  ℹ️  {len(missing_config)} new config option(s) available")
            
            print()
            response = input("Would you like to configure them now? [Y/n]: ").strip().lower()
            
            if response in ('', 'y', 'yes'):
                print()
                results = migrate_config(interactive=True, quiet=False)
                
                if results["env_added"] or results["config_added"]:
                    print()
                    print("✓ Configuration updated!")
            else:
                print()
                print("Skipped. Run 'hermes config migrate' later to configure.")
        else:
            print("  ✓ Configuration is up to date")
        
        print()
        print("✓ Update complete!")
        
        # Auto-restart gateway if it's running as a systemd service
        try:
            check = subprocess.run(
                ["systemctl", "--user", "is-active", "hermes-gateway"],
                capture_output=True, text=True, timeout=5,
            )
            if check.stdout.strip() == "active":
                print()
                print("→ Gateway service is running — restarting to pick up changes...")
                restart = subprocess.run(
                    ["systemctl", "--user", "restart", "hermes-gateway"],
                    capture_output=True, text=True, timeout=15,
                )
                if restart.returncode == 0:
                    print("✓ Gateway restarted.")
                else:
                    print(f"⚠ Gateway restart failed: {restart.stderr.strip()}")
                    print("  Try manually: hermes gateway restart")
        except (FileNotFoundError, subprocess.TimeoutExpired):
            pass  # No systemd (macOS, WSL1, etc.) — skip silently
        
        print()
        print("Tip: You can now select a provider and model:")
        print("  hermes model              # Select provider and model")
        
    except subprocess.CalledProcessError as e:
        if sys.platform == "win32":
            print(f"⚠ Git update failed: {e}")
            print("→ Falling back to ZIP download...")
            print()
            _update_via_zip(args)
        else:
            print(f"✗ Update failed: {e}")
            sys.exit(1)


def _coalesce_session_name_args(argv: list) -> list:
    """Join unquoted multi-word session names after -c/--continue and -r/--resume.

    When a user types ``hermes -c Pokemon Agent Dev`` without quoting the
    session name, argparse sees three separate tokens.  This function merges
    them into a single argument so argparse receives
    ``['-c', 'Pokemon Agent Dev']`` instead.

    Tokens are collected after the flag until we hit another flag (``-*``)
    or a known top-level subcommand.
    """
    _SUBCOMMANDS = {
        "chat", "model", "gateway", "setup", "whatsapp", "login", "logout",
        "status", "cron", "doctor", "config", "pairing", "skills", "tools",
        "sessions", "insights", "version", "update", "uninstall",
    }
    _SESSION_FLAGS = {"-c", "--continue", "-r", "--resume"}

    result = []
    i = 0
    while i < len(argv):
        token = argv[i]
        if token in _SESSION_FLAGS:
            result.append(token)
            i += 1
            # Collect subsequent non-flag, non-subcommand tokens as one name
            parts: list = []
            while i < len(argv) and not argv[i].startswith("-") and argv[i] not in _SUBCOMMANDS:
                parts.append(argv[i])
                i += 1
            if parts:
                result.append(" ".join(parts))
        else:
            result.append(token)
            i += 1
    return result


def main():
    """Main entry point for hermes CLI."""
    parser = argparse.ArgumentParser(
        prog="hermes",
        description="Hermes Agent - AI assistant with tool-calling capabilities",
        formatter_class=argparse.RawDescriptionHelpFormatter,
        epilog="""
Examples:
    hermes                        Start interactive chat
    hermes chat -q "Hello"        Single query mode
    hermes -c                     Resume the most recent session
    hermes -c "my project"        Resume a session by name (latest in lineage)
    hermes --resume <session_id>  Resume a specific session by ID
    hermes setup                  Run setup wizard
    hermes logout                 Clear stored authentication
    hermes model                  Select default model
    hermes config                 View configuration
    hermes config edit            Edit config in $EDITOR
    hermes config set model gpt-4 Set a config value
    hermes gateway                Run messaging gateway
    hermes -w                     Start in isolated git worktree
    hermes gateway install        Install as system service
    hermes sessions list          List past sessions
    hermes sessions browse        Interactive session picker
    hermes sessions rename ID T   Rename/title a session
    hermes update                 Update to latest version

For more help on a command:
    hermes <command> --help
"""
    )
    
    parser.add_argument(
        "--version", "-V",
        action="store_true",
        help="Show version and exit"
    )
    parser.add_argument(
        "--resume", "-r",
        metavar="SESSION",
        default=None,
        help="Resume a previous session by ID or title"
    )
    parser.add_argument(
        "--continue", "-c",
        dest="continue_last",
        nargs="?",
        const=True,
        default=None,
        metavar="SESSION_NAME",
        help="Resume a session by name, or the most recent if no name given"
    )
    parser.add_argument(
        "--worktree", "-w",
        action="store_true",
        default=False,
        help="Run in an isolated git worktree (for parallel agents)"
    )
    parser.add_argument(
        "--yolo",
        action="store_true",
        default=False,
        help="Bypass all dangerous command approval prompts (use at your own risk)"
    )
    parser.add_argument(
        "--pass-session-id",
        action="store_true",
        default=False,
        help="Include the session ID in the agent's system prompt"
    )
    
    subparsers = parser.add_subparsers(dest="command", help="Command to run")
    
    # =========================================================================
    # chat command
    # =========================================================================
    chat_parser = subparsers.add_parser(
        "chat",
        help="Interactive chat with the agent",
        description="Start an interactive chat session with Hermes Agent"
    )
    chat_parser.add_argument(
        "-q", "--query",
        help="Single query (non-interactive mode)"
    )
    chat_parser.add_argument(
        "-m", "--model",
        help="Model to use (e.g., anthropic/claude-sonnet-4)"
    )
    chat_parser.add_argument(
        "-t", "--toolsets",
        help="Comma-separated toolsets to enable"
    )
    chat_parser.add_argument(
        "--provider",
        choices=["auto", "openrouter", "nous", "openai-codex", "anthropic", "zai", "kimi-coding", "minimax", "minimax-cn"],
        default=None,
        help="Inference provider (default: auto)"
    )
    chat_parser.add_argument(
        "-v", "--verbose",
        action="store_true",
        help="Verbose output"
    )
    chat_parser.add_argument(
        "-Q", "--quiet",
        action="store_true",
        help="Quiet mode for programmatic use: suppress banner, spinner, and tool previews. Only output the final response and session info."
    )
    chat_parser.add_argument(
        "--resume", "-r",
        metavar="SESSION_ID",
        help="Resume a previous session by ID (shown on exit)"
    )
    chat_parser.add_argument(
        "--continue", "-c",
        dest="continue_last",
        nargs="?",
        const=True,
        default=None,
        metavar="SESSION_NAME",
        help="Resume a session by name, or the most recent if no name given"
    )
    chat_parser.add_argument(
        "--worktree", "-w",
        action="store_true",
        default=False,
        help="Run in an isolated git worktree (for parallel agents on the same repo)"
    )
    chat_parser.add_argument(
        "--checkpoints",
        action="store_true",
        default=False,
        help="Enable filesystem checkpoints before destructive file operations (use /rollback to restore)"
    )
    chat_parser.add_argument(
        "--yolo",
        action="store_true",
        default=False,
        help="Bypass all dangerous command approval prompts (use at your own risk)"
    )
    chat_parser.add_argument(
        "--pass-session-id",
        action="store_true",
        default=False,
        help="Include the session ID in the agent's system prompt"
    )
    chat_parser.set_defaults(func=cmd_chat)

    # =========================================================================
    # model command
    # =========================================================================
    model_parser = subparsers.add_parser(
        "model",
        help="Select default model and provider",
        description="Interactively select your inference provider and default model"
    )
    model_parser.set_defaults(func=cmd_model)

    # =========================================================================
    # gateway command
    # =========================================================================
    gateway_parser = subparsers.add_parser(
        "gateway",
        help="Messaging gateway management",
        description="Manage the messaging gateway (Telegram, Discord, WhatsApp)"
    )
    gateway_subparsers = gateway_parser.add_subparsers(dest="gateway_command")
    
    # gateway run (default)
    gateway_run = gateway_subparsers.add_parser("run", help="Run gateway in foreground")
    gateway_run.add_argument("-v", "--verbose", action="store_true")
    gateway_run.add_argument("--replace", action="store_true",
                             help="Replace any existing gateway instance (useful for systemd)")
    
    # gateway start
    gateway_start = gateway_subparsers.add_parser("start", help="Start gateway service")
    
    # gateway stop
    gateway_stop = gateway_subparsers.add_parser("stop", help="Stop gateway service")
    
    # gateway restart
    gateway_restart = gateway_subparsers.add_parser("restart", help="Restart gateway service")
    
    # gateway status
    gateway_status = gateway_subparsers.add_parser("status", help="Show gateway status")
    gateway_status.add_argument("--deep", action="store_true", help="Deep status check")
    
    # gateway install
    gateway_install = gateway_subparsers.add_parser("install", help="Install gateway as service")
    gateway_install.add_argument("--force", action="store_true", help="Force reinstall")
    
    # gateway uninstall
    gateway_uninstall = gateway_subparsers.add_parser("uninstall", help="Uninstall gateway service")

    # gateway setup
    gateway_setup = gateway_subparsers.add_parser("setup", help="Configure messaging platforms")

    gateway_parser.set_defaults(func=cmd_gateway)
    
    # =========================================================================
    # setup command
    # =========================================================================
    setup_parser = subparsers.add_parser(
        "setup",
        help="Interactive setup wizard",
        description="Configure Hermes Agent with an interactive wizard. "
                    "Run a specific section: hermes setup model|terminal|gateway|tools|agent"
    )
    setup_parser.add_argument(
        "section",
        nargs="?",
        choices=["model", "terminal", "gateway", "tools", "agent"],
        default=None,
        help="Run a specific setup section instead of the full wizard"
    )
    setup_parser.add_argument(
        "--non-interactive",
        action="store_true",
        help="Non-interactive mode (use defaults/env vars)"
    )
    setup_parser.add_argument(
        "--reset",
        action="store_true",
        help="Reset configuration to defaults"
    )
    setup_parser.set_defaults(func=cmd_setup)

    # =========================================================================
    # whatsapp command
    # =========================================================================
    whatsapp_parser = subparsers.add_parser(
        "whatsapp",
        help="Set up WhatsApp integration",
        description="Configure WhatsApp and pair via QR code"
    )
    whatsapp_parser.set_defaults(func=cmd_whatsapp)

    # =========================================================================
    # login command
    # =========================================================================
    login_parser = subparsers.add_parser(
        "login",
        help="Authenticate with an inference provider",
        description="Run OAuth device authorization flow for Hermes CLI"
    )
    login_parser.add_argument(
        "--provider",
        choices=["nous", "openai-codex"],
        default=None,
        help="Provider to authenticate with (default: nous)"
    )
    login_parser.add_argument(
        "--portal-url",
        help="Portal base URL (default: production portal)"
    )
    login_parser.add_argument(
        "--inference-url",
        help="Inference API base URL (default: production inference API)"
    )
    login_parser.add_argument(
        "--client-id",
        default=None,
        help="OAuth client id to use (default: hermes-cli)"
    )
    login_parser.add_argument(
        "--scope",
        default=None,
        help="OAuth scope to request"
    )
    login_parser.add_argument(
        "--no-browser",
        action="store_true",
        help="Do not attempt to open the browser automatically"
    )
    login_parser.add_argument(
        "--timeout",
        type=float,
        default=15.0,
        help="HTTP request timeout in seconds (default: 15)"
    )
    login_parser.add_argument(
        "--ca-bundle",
        help="Path to CA bundle PEM file for TLS verification"
    )
    login_parser.add_argument(
        "--insecure",
        action="store_true",
        help="Disable TLS verification (testing only)"
    )
    login_parser.set_defaults(func=cmd_login)

    # =========================================================================
    # logout command
    # =========================================================================
    logout_parser = subparsers.add_parser(
        "logout",
        help="Clear authentication for an inference provider",
        description="Remove stored credentials and reset provider config"
    )
    logout_parser.add_argument(
        "--provider",
        choices=["nous", "openai-codex"],
        default=None,
        help="Provider to log out from (default: active provider)"
    )
    logout_parser.set_defaults(func=cmd_logout)

    # =========================================================================
    # status command
    # =========================================================================
    status_parser = subparsers.add_parser(
        "status",
        help="Show status of all components",
        description="Display status of Hermes Agent components"
    )
    status_parser.add_argument(
        "--all",
        action="store_true",
        help="Show all details (redacted for sharing)"
    )
    status_parser.add_argument(
        "--deep",
        action="store_true",
        help="Run deep checks (may take longer)"
    )
    status_parser.set_defaults(func=cmd_status)
    
    # =========================================================================
    # cron command
    # =========================================================================
    cron_parser = subparsers.add_parser(
        "cron",
        help="Cron job management",
        description="Manage scheduled tasks"
    )
    cron_subparsers = cron_parser.add_subparsers(dest="cron_command")
    
    # cron list
    cron_list = cron_subparsers.add_parser("list", help="List scheduled jobs")
    cron_list.add_argument("--all", action="store_true", help="Include disabled jobs")
    
    # cron status
    cron_subparsers.add_parser("status", help="Check if cron scheduler is running")
    
    # cron tick (mostly for debugging)
    cron_subparsers.add_parser("tick", help="Run due jobs once and exit")
    
    cron_parser.set_defaults(func=cmd_cron)
    
    # =========================================================================
    # doctor command
    # =========================================================================
    doctor_parser = subparsers.add_parser(
        "doctor",
        help="Check configuration and dependencies",
        description="Diagnose issues with Hermes Agent setup"
    )
    doctor_parser.add_argument(
        "--fix",
        action="store_true",
        help="Attempt to fix issues automatically"
    )
    doctor_parser.set_defaults(func=cmd_doctor)
    
    # =========================================================================
    # config command
    # =========================================================================
    config_parser = subparsers.add_parser(
        "config",
        help="View and edit configuration",
        description="Manage Hermes Agent configuration"
    )
    config_subparsers = config_parser.add_subparsers(dest="config_command")
    
    # config show (default)
    config_show = config_subparsers.add_parser("show", help="Show current configuration")
    
    # config edit
    config_edit = config_subparsers.add_parser("edit", help="Open config file in editor")
    
    # config set
    config_set = config_subparsers.add_parser("set", help="Set a configuration value")
    config_set.add_argument("key", nargs="?", help="Configuration key (e.g., model, terminal.backend)")
    config_set.add_argument("value", nargs="?", help="Value to set")
    
    # config path
    config_path = config_subparsers.add_parser("path", help="Print config file path")
    
    # config env-path
    config_env = config_subparsers.add_parser("env-path", help="Print .env file path")
    
    # config check
    config_check = config_subparsers.add_parser("check", help="Check for missing/outdated config")
    
    # config migrate
    config_migrate = config_subparsers.add_parser("migrate", help="Update config with new options")
    
    config_parser.set_defaults(func=cmd_config)
    
    # =========================================================================
    # pairing command
    # =========================================================================
    pairing_parser = subparsers.add_parser(
        "pairing",
        help="Manage DM pairing codes for user authorization",
        description="Approve or revoke user access via pairing codes"
    )
    pairing_sub = pairing_parser.add_subparsers(dest="pairing_action")

    pairing_list_parser = pairing_sub.add_parser("list", help="Show pending + approved users")

    pairing_approve_parser = pairing_sub.add_parser("approve", help="Approve a pairing code")
    pairing_approve_parser.add_argument("platform", help="Platform name (telegram, discord, slack, whatsapp)")
    pairing_approve_parser.add_argument("code", help="Pairing code to approve")

    pairing_revoke_parser = pairing_sub.add_parser("revoke", help="Revoke user access")
    pairing_revoke_parser.add_argument("platform", help="Platform name")
    pairing_revoke_parser.add_argument("user_id", help="User ID to revoke")

    pairing_clear_parser = pairing_sub.add_parser("clear-pending", help="Clear all pending codes")

    def cmd_pairing(args):
        from hermes_cli.pairing import pairing_command
        pairing_command(args)

    pairing_parser.set_defaults(func=cmd_pairing)

    # =========================================================================
    # skills command
    # =========================================================================
    skills_parser = subparsers.add_parser(
        "skills",
        help="Search, install, configure, and manage skills",
        description="Search, install, inspect, audit, configure, and manage skills from skills.sh, well-known agent skill endpoints, GitHub, ClawHub, and other registries."
    )
    skills_subparsers = skills_parser.add_subparsers(dest="skills_action")

    skills_browse = skills_subparsers.add_parser("browse", help="Browse all available skills (paginated)")
    skills_browse.add_argument("--page", type=int, default=1, help="Page number (default: 1)")
    skills_browse.add_argument("--size", type=int, default=20, help="Results per page (default: 20)")
    skills_browse.add_argument("--source", default="all",
                               choices=["all", "official", "skills-sh", "well-known", "github", "clawhub", "lobehub"],
                               help="Filter by source (default: all)")

    skills_search = skills_subparsers.add_parser("search", help="Search skill registries")
    skills_search.add_argument("query", help="Search query")
    skills_search.add_argument("--source", default="all", choices=["all", "official", "skills-sh", "well-known", "github", "clawhub", "lobehub"])
    skills_search.add_argument("--limit", type=int, default=10, help="Max results")

    skills_install = skills_subparsers.add_parser("install", help="Install a skill")
    skills_install.add_argument("identifier", help="Skill identifier (e.g. openai/skills/skill-creator)")
    skills_install.add_argument("--category", default="", help="Category folder to install into")
    skills_install.add_argument("--force", "--yes", "-y", dest="force", action="store_true", help="Install despite blocked scan verdict")

    skills_inspect = skills_subparsers.add_parser("inspect", help="Preview a skill without installing")
    skills_inspect.add_argument("identifier", help="Skill identifier")

    skills_list = skills_subparsers.add_parser("list", help="List installed skills")
    skills_list.add_argument("--source", default="all", choices=["all", "hub", "builtin", "local"])

    skills_check = skills_subparsers.add_parser("check", help="Check installed hub skills for updates")
    skills_check.add_argument("name", nargs="?", help="Specific skill to check (default: all)")

    skills_update = skills_subparsers.add_parser("update", help="Update installed hub skills")
    skills_update.add_argument("name", nargs="?", help="Specific skill to update (default: all outdated skills)")

    skills_audit = skills_subparsers.add_parser("audit", help="Re-scan installed hub skills")
    skills_audit.add_argument("name", nargs="?", help="Specific skill to audit (default: all)")

    skills_uninstall = skills_subparsers.add_parser("uninstall", help="Remove a hub-installed skill")
    skills_uninstall.add_argument("name", help="Skill name to remove")

    skills_publish = skills_subparsers.add_parser("publish", help="Publish a skill to a registry")
    skills_publish.add_argument("skill_path", help="Path to skill directory")
    skills_publish.add_argument("--to", default="github", choices=["github", "clawhub"], help="Target registry")
    skills_publish.add_argument("--repo", default="", help="Target GitHub repo (e.g. openai/skills)")

    skills_snapshot = skills_subparsers.add_parser("snapshot", help="Export/import skill configurations")
    snapshot_subparsers = skills_snapshot.add_subparsers(dest="snapshot_action")
    snap_export = snapshot_subparsers.add_parser("export", help="Export installed skills to a file")
    snap_export.add_argument("output", help="Output JSON file path")
    snap_import = snapshot_subparsers.add_parser("import", help="Import and install skills from a file")
    snap_import.add_argument("input", help="Input JSON file path")
    snap_import.add_argument("--force", action="store_true", help="Force install despite caution verdict")

    skills_tap = skills_subparsers.add_parser("tap", help="Manage skill sources")
    tap_subparsers = skills_tap.add_subparsers(dest="tap_action")
    tap_subparsers.add_parser("list", help="List configured taps")
    tap_add = tap_subparsers.add_parser("add", help="Add a GitHub repo as skill source")
    tap_add.add_argument("repo", help="GitHub repo (e.g. owner/repo)")
    tap_rm = tap_subparsers.add_parser("remove", help="Remove a tap")
    tap_rm.add_argument("name", help="Tap name to remove")

    # config sub-action: interactive enable/disable
    skills_subparsers.add_parser("config", help="Interactive skill configuration — enable/disable individual skills")

    def cmd_skills(args):
        # Route 'config' action to skills_config module
        if getattr(args, 'skills_action', None) == 'config':
            from hermes_cli.skills_config import skills_command as skills_config_command
            skills_config_command(args)
        else:
            from hermes_cli.skills_hub import skills_command
            skills_command(args)

    skills_parser.set_defaults(func=cmd_skills)

    # =========================================================================
    # honcho command
    # =========================================================================
    honcho_parser = subparsers.add_parser(
        "honcho",
        help="Manage Honcho AI memory integration",
        description=(
            "Honcho is a memory layer that persists across sessions.\n\n"
            "Each conversation is stored as a peer interaction in a workspace. "
            "Honcho builds a representation of the user over time — conclusions, "
            "patterns, context — and surfaces the relevant slice at the start of "
            "each turn so Hermes knows who you are without you having to repeat yourself.\n\n"
            "Modes: hybrid (Honcho + local MEMORY.md), honcho (Honcho only), "
            "local (MEMORY.md only). Write frequency is configurable so memory "
            "writes never block the response."
        ),
        formatter_class=__import__("argparse").RawDescriptionHelpFormatter,
    )
    honcho_subparsers = honcho_parser.add_subparsers(dest="honcho_command")

    honcho_subparsers.add_parser("setup", help="Interactive setup wizard for Honcho integration")
    honcho_subparsers.add_parser("status", help="Show current Honcho config and connection status")
    honcho_subparsers.add_parser("sessions", help="List known Honcho session mappings")

    honcho_map = honcho_subparsers.add_parser(
        "map", help="Map current directory to a Honcho session name (no arg = list mappings)"
    )
    honcho_map.add_argument(
        "session_name", nargs="?", default=None,
        help="Session name to associate with this directory. Omit to list current mappings.",
    )

    honcho_peer = honcho_subparsers.add_parser(
        "peer", help="Show or update peer names and dialectic reasoning level"
    )
    honcho_peer.add_argument("--user", metavar="NAME", help="Set user peer name")
    honcho_peer.add_argument("--ai", metavar="NAME", help="Set AI peer name")
    honcho_peer.add_argument(
        "--reasoning",
        metavar="LEVEL",
        choices=("minimal", "low", "medium", "high", "max"),
        help="Set default dialectic reasoning level (minimal/low/medium/high/max)",
    )

    honcho_mode = honcho_subparsers.add_parser(
        "mode", help="Show or set memory mode (hybrid/honcho/local)"
    )
    honcho_mode.add_argument(
        "mode", nargs="?", metavar="MODE",
        choices=("hybrid", "honcho", "local"),
        help="Memory mode to set (hybrid/honcho/local). Omit to show current.",
    )

    honcho_tokens = honcho_subparsers.add_parser(
        "tokens", help="Show or set token budget for context and dialectic"
    )
    honcho_tokens.add_argument(
        "--context", type=int, metavar="N",
        help="Max tokens Honcho returns from session.context() per turn",
    )
    honcho_tokens.add_argument(
        "--dialectic", type=int, metavar="N",
        help="Max chars of dialectic result to inject into system prompt",
    )

    honcho_identity = honcho_subparsers.add_parser(
        "identity", help="Seed or show the AI peer's Honcho identity representation"
    )
    honcho_identity.add_argument(
        "file", nargs="?", default=None,
        help="Path to file to seed from (e.g. SOUL.md). Omit to show usage.",
    )
    honcho_identity.add_argument(
        "--show", action="store_true",
        help="Show current AI peer representation from Honcho",
    )

    honcho_subparsers.add_parser(
        "migrate",
        help="Step-by-step migration guide from openclaw-honcho to Hermes Honcho",
    )

    def cmd_honcho(args):
        from honcho_integration.cli import honcho_command
        honcho_command(args)

    honcho_parser.set_defaults(func=cmd_honcho)

    # =========================================================================
    # tools command
    # =========================================================================
    tools_parser = subparsers.add_parser(
        "tools",
        help="Configure which tools are enabled per platform",
        description="Interactive tool configuration — enable/disable tools for CLI, Telegram, Discord, etc."
    )
    tools_parser.add_argument(
        "--summary",
        action="store_true",
        help="Print a summary of enabled tools per platform and exit"
    )

    def cmd_tools(args):
        from hermes_cli.tools_config import tools_command
        tools_command(args)

    tools_parser.set_defaults(func=cmd_tools)
    # =========================================================================
    # sessions command
    # =========================================================================
    sessions_parser = subparsers.add_parser(
        "sessions",
        help="Manage session history (list, rename, export, prune, delete)",
        description="View and manage the SQLite session store"
    )
    sessions_subparsers = sessions_parser.add_subparsers(dest="sessions_action")

    sessions_list = sessions_subparsers.add_parser("list", help="List recent sessions")
    sessions_list.add_argument("--source", help="Filter by source (cli, telegram, discord, etc.)")
    sessions_list.add_argument("--limit", type=int, default=20, help="Max sessions to show")

    sessions_export = sessions_subparsers.add_parser("export", help="Export sessions to a JSONL file")
    sessions_export.add_argument("output", help="Output JSONL file path")
    sessions_export.add_argument("--source", help="Filter by source")
    sessions_export.add_argument("--session-id", help="Export a specific session")

    sessions_delete = sessions_subparsers.add_parser("delete", help="Delete a specific session")
    sessions_delete.add_argument("session_id", help="Session ID to delete")
    sessions_delete.add_argument("--yes", "-y", action="store_true", help="Skip confirmation")

    sessions_prune = sessions_subparsers.add_parser("prune", help="Delete old sessions")
    sessions_prune.add_argument("--older-than", type=int, default=90, help="Delete sessions older than N days (default: 90)")
    sessions_prune.add_argument("--source", help="Only prune sessions from this source")
    sessions_prune.add_argument("--yes", "-y", action="store_true", help="Skip confirmation")

    sessions_stats = sessions_subparsers.add_parser("stats", help="Show session store statistics")

    sessions_rename = sessions_subparsers.add_parser("rename", help="Set or change a session's title")
    sessions_rename.add_argument("session_id", help="Session ID to rename")
    sessions_rename.add_argument("title", nargs="+", help="New title for the session")

    sessions_browse = sessions_subparsers.add_parser(
        "browse",
        help="Interactive session picker — browse, search, and resume sessions",
    )
    sessions_browse.add_argument("--source", help="Filter by source (cli, telegram, discord, etc.)")
    sessions_browse.add_argument("--limit", type=int, default=50, help="Max sessions to load (default: 50)")

    def cmd_sessions(args):
        import json as _json
        try:
            from hermes_state import SessionDB
            db = SessionDB()
        except Exception as e:
            print(f"Error: Could not open session database: {e}")
            return

        action = args.sessions_action

        if action == "list":
            sessions = db.list_sessions_rich(source=args.source, limit=args.limit)
            if not sessions:
                print("No sessions found.")
                return
            has_titles = any(s.get("title") for s in sessions)
            if has_titles:
                print(f"{'Title':<22} {'Preview':<40} {'Last Active':<13} {'ID'}")
                print("─" * 100)
            else:
                print(f"{'Preview':<50} {'Last Active':<13} {'Src':<6} {'ID'}")
                print("─" * 90)
            for s in sessions:
                last_active = _relative_time(s.get("last_active"))
                preview = s.get("preview", "")[:38] if has_titles else s.get("preview", "")[:48]
                if has_titles:
                    title = (s.get("title") or "—")[:20]
                    sid = s["id"][:20]
                    print(f"{title:<22} {preview:<40} {last_active:<13} {sid}")
                else:
                    sid = s["id"][:20]
                    print(f"{preview:<50} {last_active:<13} {s['source']:<6} {sid}")

        elif action == "export":
            if args.session_id:
                data = db.export_session(args.session_id)
                if not data:
                    print(f"Session '{args.session_id}' not found.")
                    return
                with open(args.output, "w", encoding="utf-8") as f:
                    f.write(_json.dumps(data, ensure_ascii=False) + "\n")
                print(f"Exported 1 session to {args.output}")
            else:
                sessions = db.export_all(source=args.source)
                with open(args.output, "w", encoding="utf-8") as f:
                    for s in sessions:
                        f.write(_json.dumps(s, ensure_ascii=False) + "\n")
                print(f"Exported {len(sessions)} sessions to {args.output}")

        elif action == "delete":
            if not args.yes:
                confirm = input(f"Delete session '{args.session_id}' and all its messages? [y/N] ")
                if confirm.lower() not in ("y", "yes"):
                    print("Cancelled.")
                    return
            if db.delete_session(args.session_id):
                print(f"Deleted session '{args.session_id}'.")
            else:
                print(f"Session '{args.session_id}' not found.")

        elif action == "prune":
            days = args.older_than
            source_msg = f" from '{args.source}'" if args.source else ""
            if not args.yes:
                confirm = input(f"Delete all ended sessions older than {days} days{source_msg}? [y/N] ")
                if confirm.lower() not in ("y", "yes"):
                    print("Cancelled.")
                    return
            count = db.prune_sessions(older_than_days=days, source=args.source)
            print(f"Pruned {count} session(s).")

        elif action == "rename":
            title = " ".join(args.title)
            try:
                if db.set_session_title(args.session_id, title):
                    print(f"Session '{args.session_id}' renamed to: {title}")
                else:
                    print(f"Session '{args.session_id}' not found.")
            except ValueError as e:
                print(f"Error: {e}")

        elif action == "browse":
            limit = getattr(args, "limit", 50) or 50
            source = getattr(args, "source", None)
            sessions = db.list_sessions_rich(source=source, limit=limit)
            db.close()
            if not sessions:
                print("No sessions found.")
                return

            selected_id = _session_browse_picker(sessions)
            if not selected_id:
                print("Cancelled.")
                return

            # Launch hermes --resume <id> by replacing the current process
            print(f"Resuming session: {selected_id}")
            import shutil
            hermes_bin = shutil.which("hermes")
            if hermes_bin:
                os.execvp(hermes_bin, ["hermes", "--resume", selected_id])
            else:
                # Fallback: re-invoke via python -m
                os.execvp(
                    sys.executable,
                    [sys.executable, "-m", "hermes_cli.main", "--resume", selected_id],
                )
            return  # won't reach here after execvp

        elif action == "stats":
            total = db.session_count()
            msgs = db.message_count()
            print(f"Total sessions: {total}")
            print(f"Total messages: {msgs}")
            for src in ["cli", "telegram", "discord", "whatsapp", "slack"]:
                c = db.session_count(source=src)
                if c > 0:
                    print(f"  {src}: {c} sessions")
            db_path = db.db_path
            if db_path.exists():
                size_mb = os.path.getsize(db_path) / (1024 * 1024)
                print(f"Database size: {size_mb:.1f} MB")

        else:
            sessions_parser.print_help()

        db.close()

    sessions_parser.set_defaults(func=cmd_sessions)

    # =========================================================================
    # insights command
    # =========================================================================
    insights_parser = subparsers.add_parser(
        "insights",
        help="Show usage insights and analytics",
        description="Analyze session history to show token usage, costs, tool patterns, and activity trends"
    )
    insights_parser.add_argument("--days", type=int, default=30, help="Number of days to analyze (default: 30)")
    insights_parser.add_argument("--source", help="Filter by platform (cli, telegram, discord, etc.)")

    def cmd_insights(args):
        try:
            from hermes_state import SessionDB
            from agent.insights import InsightsEngine

            db = SessionDB()
            engine = InsightsEngine(db)
            report = engine.generate(days=args.days, source=args.source)
            print(engine.format_terminal(report))
            db.close()
        except Exception as e:
            print(f"Error generating insights: {e}")

    insights_parser.set_defaults(func=cmd_insights)

    # =========================================================================
    # claw command (OpenClaw migration)
    # =========================================================================
    claw_parser = subparsers.add_parser(
        "claw",
        help="OpenClaw migration tools",
        description="Migrate settings, memories, skills, and API keys from OpenClaw to Hermes"
    )
    claw_subparsers = claw_parser.add_subparsers(dest="claw_action")

    # claw migrate
    claw_migrate = claw_subparsers.add_parser(
        "migrate",
        help="Migrate from OpenClaw to Hermes",
        description="Import settings, memories, skills, and API keys from an OpenClaw installation"
    )
    claw_migrate.add_argument(
        "--source",
        help="Path to OpenClaw directory (default: ~/.openclaw)"
    )
    claw_migrate.add_argument(
        "--dry-run",
        action="store_true",
        help="Preview what would be migrated without making changes"
    )
    claw_migrate.add_argument(
        "--preset",
        choices=["user-data", "full"],
        default="full",
        help="Migration preset (default: full). 'user-data' excludes secrets"
    )
    claw_migrate.add_argument(
        "--overwrite",
        action="store_true",
        help="Overwrite existing files (default: skip conflicts)"
    )
    claw_migrate.add_argument(
        "--migrate-secrets",
        action="store_true",
        help="Include allowlisted secrets (TELEGRAM_BOT_TOKEN, API keys, etc.)"
    )
    claw_migrate.add_argument(
        "--workspace-target",
        help="Absolute path to copy workspace instructions into"
    )
    claw_migrate.add_argument(
        "--skill-conflict",
        choices=["skip", "overwrite", "rename"],
        default="skip",
        help="How to handle skill name conflicts (default: skip)"
    )
    claw_migrate.add_argument(
        "--yes", "-y",
        action="store_true",
        help="Skip confirmation prompts"
    )

    def cmd_claw(args):
        from hermes_cli.claw import claw_command
        claw_command(args)

    claw_parser.set_defaults(func=cmd_claw)

    # =========================================================================
    # version command
    # =========================================================================
    version_parser = subparsers.add_parser(
        "version",
        help="Show version information"
    )
    version_parser.set_defaults(func=cmd_version)
    
    # =========================================================================
    # update command
    # =========================================================================
    update_parser = subparsers.add_parser(
        "update",
        help="Update Hermes Agent to the latest version",
        description="Pull the latest changes from git and reinstall dependencies"
    )
    update_parser.set_defaults(func=cmd_update)
    
    # =========================================================================
    # uninstall command
    # =========================================================================
    uninstall_parser = subparsers.add_parser(
        "uninstall",
        help="Uninstall Hermes Agent",
        description="Remove Hermes Agent from your system. Can keep configs/data for reinstall."
    )
    uninstall_parser.add_argument(
        "--full",
        action="store_true",
        help="Full uninstall - remove everything including configs and data"
    )
    uninstall_parser.add_argument(
        "--yes", "-y",
        action="store_true",
        help="Skip confirmation prompts"
    )
    uninstall_parser.set_defaults(func=cmd_uninstall)

    # =========================================================================
    # acp command
    # =========================================================================
    acp_parser = subparsers.add_parser(
        "acp",
        help="Run Hermes Agent as an ACP (Agent Client Protocol) server",
        description="Start Hermes Agent in ACP mode for editor integration (VS Code, Zed, JetBrains)",
    )

    def cmd_acp(args):
        """Launch Hermes Agent as an ACP server."""
        try:
            from acp_adapter.entry import main as acp_main
            acp_main()
        except ImportError:
            print("ACP dependencies not installed.")
            print("Install them with:  pip install -e '.[acp]'")
            sys.exit(1)

    acp_parser.set_defaults(func=cmd_acp)
    
    # =========================================================================
    # Parse and execute
    # =========================================================================
    # Pre-process argv so unquoted multi-word session names after -c / -r
    # are merged into a single token before argparse sees them.
    # e.g. ``hermes -c Pokemon Agent Dev`` → ``hermes -c 'Pokemon Agent Dev'``
    _processed_argv = _coalesce_session_name_args(sys.argv[1:])
    args = parser.parse_args(_processed_argv)
    
    # Handle --version flag
    if args.version:
        cmd_version(args)
        return
    
    # Handle top-level --resume / --continue as shortcut to chat
    if (args.resume or args.continue_last) and args.command is None:
        args.command = "chat"
        args.query = None
        args.model = None
        args.provider = None
        args.toolsets = None
        args.verbose = False
        if not hasattr(args, "worktree"):
            args.worktree = False
        cmd_chat(args)
        return
    
    # Default to chat if no command specified
    if args.command is None:
        args.query = None
        args.model = None
        args.provider = None
        args.toolsets = None
        args.verbose = False
        args.resume = None
        args.continue_last = None
        if not hasattr(args, "worktree"):
            args.worktree = False
        cmd_chat(args)
        return
    
    # Execute the command
    if hasattr(args, 'func'):
        args.func(args)
    else:
        parser.print_help()


if __name__ == "__main__":
    main()