"""Agent-facing tools for the google_meet plugin. meet_join — join a Meet URL (locally, or on a remote node via node=) meet_status — bot liveness + transcript progress meet_transcript — read the transcript (optional last-N) meet_leave — signal the bot to leave cleanly meet_say — speak text through the realtime bridge (mode='realtime' only) """ from __future__ import annotations import json from typing import Any, Dict, Optional from plugins.google_meet import process_manager as pm def check_meet_requirements() -> bool: """True when the plugin can run LOCALLY: Linux/macOS + importable ``playwright``. Remote-node operation only needs ``websockets``; handlers relax this gate when a node is addressed.""" import importlib.util import platform as _p return (_p.system().lower() in {"linux", "darwin"} and importlib.util.find_spec("playwright") is not None) def resolve_node(node: str): """``(NodeClient, node_name)`` for *node* (``'auto'`` = the sole registered node), or ``(None, None)``.""" from plugins.google_meet.node.registry import NodeRegistry from plugins.google_meet.node.client import NodeClient entry = NodeRegistry().resolve(node if node != "auto" else None) if entry is None: return None, None return NodeClient(url=entry["url"], token=entry["token"]), entry.get("name") _NODE_PROP = {"type": "string"} MEET_JOIN_SCHEMA: Dict[str, Any] = { "name": "meet_join", "description": ( "Join a Google Meet call and start scraping live captions into a " "transcript file. Only meet.google.com URLs are accepted; no calendar " "scanning, no auto-dial. Spawns a headless Chromium subprocess that " "runs in parallel with the agent loop — returns immediately. Poll " "with meet_status and read captions with meet_transcript. Reminder " "to the agent: you should announce yourself in the meeting (there is " "no automatic consent announcement)." ), "parameters": { "type": "object", "properties": { "url": {"type": "string", "description": "Full https://meet.google.com/... URL. Required."}, "mode": { "type": "string", "enum": ["transcribe", "realtime"], "description": ( "transcribe (default): listen-only, scrape captions. " "realtime: also enable agent speech via meet_say " "(requires OpenAI Realtime key + platform audio bridge)." ), }, "guest_name": { "type": "string", "description": "Display name to use when joining as guest. Defaults to 'Hermes Agent'.", }, "duration": { "type": "string", "description": ( "Optional max duration before auto-leave (e.g. '30m', " "'2h', '90s'). Omit to stay until meet_leave is called." ), }, "headed": { "type": "boolean", "description": "Run Chromium headed instead of headless (debug only). Default false.", }, "node": { "type": "string", "description": ( "Name of a registered remote node to run the bot on " "(useful when the gateway runs on a headless Linux box " "but the user's Chrome with a signed-in Google profile " "lives on their Mac). Pass 'auto' to use the single " "registered node. Default: run locally. Nodes are " "approved via `hermes meet node approve`." ), }, }, "required": ["url"], "additionalProperties": False, }, } MEET_STATUS_SCHEMA: Dict[str, Any] = { "name": "meet_status", "description": ( "Report the current Meet session state — whether the bot is alive, " "has joined, is sitting in the lobby, number of transcript lines " "captured, and last-caption timestamp." ), "parameters": {"type": "object", "properties": {"node": _NODE_PROP}, "additionalProperties": False}, } MEET_TRANSCRIPT_SCHEMA: Dict[str, Any] = { "name": "meet_transcript", "description": ( "Read the scraped transcript for the active Meet session. Returns " "full transcript unless 'last' is set, in which case returns the last N lines only." ), "parameters": { "type": "object", "properties": { "last": { "type": "integer", "description": ( "Optional: return only the last N caption lines. Useful " "for polling during a meeting without re-reading the whole transcript." ), "minimum": 1, }, "node": _NODE_PROP, }, "additionalProperties": False, }, } MEET_LEAVE_SCHEMA: Dict[str, Any] = { "name": "meet_leave", "description": ( "Leave the active Meet call cleanly, stop caption scraping, and " "finalize the transcript file. Safe to call when no meeting is " "active — returns ok=false with a reason." ), "parameters": {"type": "object", "properties": {"node": _NODE_PROP}, "additionalProperties": False}, } MEET_SAY_SCHEMA: Dict[str, Any] = { "name": "meet_say", "description": ( "Speak text into the active Meet call. Requires the active meeting " "to have been joined with mode='realtime'. The text is queued to " "the bot's OpenAI Realtime session; the generated audio is streamed " "into Chrome's fake microphone via a virtual audio device " "(PulseAudio null-sink on Linux, BlackHole on macOS). Returns " "immediately — the actual speech lags by a couple of seconds." ), "parameters": { "type": "object", "properties": {"text": {"type": "string", "description": "Text to speak."}, "node": _NODE_PROP}, "required": ["text"], "additionalProperties": False, }, } def _json(obj: Any) -> str: return json.dumps(obj, ensure_ascii=False) def _err(msg: str, **extra) -> str: return _json({"success": False, "error": msg, **extra}) def _dispatch(node: Optional[str], op: str, remote, local) -> str: """Run *remote(client)* on the addressed node, else *local()*; wrap as a tool result.""" if not node: res = local() return _json({"success": bool(res.get("ok")), **res}) client, node_name = resolve_node(node) if client is None: return _err(f"no registered meet node matches {node!r} — " "run `hermes meet node approve ` first") try: res = remote(client) except Exception as e: return _err(f"remote node {op} failed: {e}", node=node_name) return _json({"success": bool(res.get("ok")), "node": node_name, **res}) def handle_meet_join(args: Dict[str, Any], **_kw) -> str: url = (args.get("url") or "").strip() if not url: return _err("url is required") mode = (args.get("mode") or "transcribe").strip().lower() if mode not in {"transcribe", "realtime"}: return _err(f"mode must be 'transcribe' or 'realtime' (got {mode!r})") common: Dict[str, Any] = dict( url=url, guest_name=str(args.get("guest_name") or "Hermes Agent"), duration=str(args.get("duration")) if args.get("duration") else None, headed=bool(args.get("headed", False)), mode=mode) def _local(): if not check_meet_requirements(): return {"ok": False, "error": ( "google_meet plugin prerequisites missing — install with " "`pip install playwright && python -m playwright install " "chromium`. Plugin is supported on Linux and macOS only.")} return pm.start(**common) return _dispatch(args.get("node"), "start_bot", lambda c: c.start_bot(**common), _local) def handle_meet_status(args: Dict[str, Any], **_kw) -> str: return _dispatch(args.get("node"), "status", lambda c: c.status(), pm.status) def handle_meet_transcript(args: Dict[str, Any], **_kw) -> str: try: last = int(args["last"]) if args.get("last") is not None else None except (TypeError, ValueError): last = None if last is not None and last < 1: last = None return _dispatch(args.get("node"), "transcript", lambda c: c.transcript(last=last), lambda: pm.transcript(last=last)) def handle_meet_leave(args: Dict[str, Any], **_kw) -> str: return _dispatch(args.get("node"), "stop", lambda c: c.stop(), lambda: pm.stop(reason="agent called meet_leave")) def handle_meet_say(args: Dict[str, Any], **_kw) -> str: text = (args.get("text") or "").strip() if not text: return _err("text is required") return _dispatch(args.get("node"), "say", lambda c: c.say(text), lambda: pm.enqueue_say(text))