195 lines
8.3 KiB
Python
195 lines
8.3 KiB
Python
"""Registry-owned slash command execution (thin slice).
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Invariant: an executor's output depends only on ``ctx.args`` / ``ctx.options`` — never on
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``ctx.surface`` — so the core text is identical across surfaces for a fixed context (enforced by
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tests/hermes_cli/test_commands_execute.py).
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"""
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from __future__ import annotations
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from collections.abc import Callable, Mapping
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from dataclasses import dataclass, field
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from typing import Any
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__all__ = ["CommandContext", "CommandReply", "EXECUTORS", "execute_command", "resolve_executor",
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"run_execute"]
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@dataclass(frozen=True)
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class CommandContext:
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"""Surface-provided inputs for a shared command executor."""
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surface: str = "cli" # "cli" | "gateway" | "tui" — decoration only
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args: str = "" # raw argument string after the command word
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options: Mapping[str, Any] = field(default_factory=dict) # surface params (page_size, ...)
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config_get: Callable[[str, Any], Any] | None = None # optional config accessor
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@dataclass(frozen=True)
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class CommandReply:
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"""Canonical result of a shared executor: surface-independent ``text`` plus the structured
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``data`` it derived so a surface can re-render with its own decoration."""
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text: str
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data: Mapping[str, Any] = field(default_factory=dict)
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format: str = "plain" # "plain" | "markdown" (hint, not a contract)
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# Executors — pure formatters, no agent/session mutation.
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def _exec_version(ctx: CommandContext) -> CommandReply:
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"""Core /version text — the banner version label."""
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from hermes_cli.banner import format_banner_version_label
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return CommandReply(format_banner_version_label())
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def _exec_egress(ctx: CommandContext) -> CommandReply:
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"""Core /egress text — Docker egress proxy status."""
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from hermes_cli.proxy_cli import format_status_text
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return CommandReply(format_status_text())
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def _exec_profile(ctx: CommandContext) -> CommandReply:
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"""Core /profile data — active profile name + home directory.
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A multiplexed gateway may pre-resolve the per-source profile/home via ``options``
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(``profile_name`` / ``home_display``); otherwise process-level values are used.
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"""
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from hermes_cli.profiles import get_active_profile_name
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from hermes_constants import display_hermes_home
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profile_name = str(ctx.options.get("profile_name") or "").strip() or get_active_profile_name()
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home_display = str(ctx.options.get("home_display") or "").strip() or display_hermes_home()
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# Presentation-only display name (profile.yaml); `data.profile` stays the canonical id.
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label = profile_name
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try:
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from hermes_cli.profiles import format_profile_label, get_profile_dir, read_profile_meta
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display = read_profile_meta(get_profile_dir(profile_name)).get("display_name", "")
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label = format_profile_label(profile_name, display)
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except Exception:
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pass
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return CommandReply(f"Profile: {label}\nHome: {home_display}",
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data={"profile": profile_name, "home": home_display})
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def _exec_bundles(ctx: CommandContext) -> CommandReply:
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"""Core /bundles data — installed skill bundles listing."""
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try:
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from agent.skill_bundles import _bundles_dir, list_bundles
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except Exception as exc: # pragma: no cover - env-specific
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return CommandReply(f"Bundles subsystem unavailable: {exc}", data={"error": str(exc)})
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bundles = list_bundles()
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bundles_dir = str(_bundles_dir())
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if not bundles:
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return CommandReply(
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"No skill bundles installed.\n"
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"Create one with: hermes bundles create <name> --skill <s1> --skill <s2>\n"
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f"Directory: {bundles_dir}",
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data={"bundles": [], "dir": bundles_dir})
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lines = [f"Skill Bundles ({len(bundles)} installed):"]
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for info in bundles:
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skills = info.get("skills", [])
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desc = info.get("description") or f"Load {len(skills)} skills"
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lines.append(f"/{info['slug']} — {desc} ({len(skills)} skills)")
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lines.extend(f" · {s}" for s in skills)
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lines.append("Invoke a bundle with /<slug> to load all its skills.")
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return CommandReply("\n".join(lines), data={"bundles": bundles, "dir": bundles_dir})
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def _skill_commands() -> dict:
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"""Registered skill commands, or ``{}`` when the skill subsystem is unavailable."""
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try:
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from agent.skill_commands import get_skill_commands
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return get_skill_commands() or {}
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except Exception:
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return {}
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def _exec_help(ctx: CommandContext) -> CommandReply:
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"""Core gateway /help body (pre platform mention decoration)."""
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from agent.i18n import t
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from hermes_cli.commands import gateway_help_lines
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lines = [t("gateway.help.header"), *gateway_help_lines()]
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skill_cmds = _skill_commands()
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try:
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if skill_cmds:
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lines.append(t("gateway.help.skill_header", count=len(skill_cmds)))
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sorted_cmds = sorted(skill_cmds) # first 10, then point to /commands for the rest
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lines.extend(f"`{cmd}` — {skill_cmds[cmd]['description']}"
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for cmd in sorted_cmds[:10])
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if len(sorted_cmds) > 10:
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lines.append(t("gateway.help.more_use_commands", count=len(sorted_cmds) - 10))
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except Exception:
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pass
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return CommandReply("\n".join(lines), format="markdown")
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def _exec_commands(ctx: CommandContext) -> CommandReply:
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"""Core gateway /commands body — paginated command + skill listing.
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``ctx.options["page_size"]`` is a surface parameter (Telegram uses 15, everything else 20).
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"""
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from agent.i18n import t
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from hermes_cli.commands import gateway_help_lines
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try:
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requested_page = int((ctx.args or "").strip() or 1)
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except ValueError:
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return CommandReply(t("gateway.commands.usage"), format="markdown")
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entries = list(gateway_help_lines())
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skill_cmds = _skill_commands()
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try:
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if skill_cmds:
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entries.extend(["", t("gateway.commands.skill_header")])
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for cmd in sorted(skill_cmds):
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desc = skill_cmds[cmd].get("description", "").strip() or t("gateway.commands.default_desc")
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entries.append(f"`{cmd}` — {desc}")
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except Exception:
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pass
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if not entries:
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return CommandReply(t("gateway.commands.none"), format="markdown")
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try:
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page_size = max(1, int(ctx.options.get("page_size", 20)))
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except (TypeError, ValueError):
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page_size = 20
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total_pages = max(1, (len(entries) + page_size - 1) // page_size)
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page = max(1, min(requested_page, total_pages))
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start = (page - 1) * page_size
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lines = [t("gateway.commands.header", total=len(entries), page=page, total_pages=total_pages),
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"", *entries[start:start + page_size]]
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if total_pages > 1:
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nav_parts = ([t("gateway.commands.nav_prev", page=page - 1)] if page > 1 else []) + (
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[t("gateway.commands.nav_next", page=page + 1)] if page < total_pages else [])
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lines.extend(["", " | ".join(nav_parts)])
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if page != requested_page:
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lines.append(t("gateway.commands.out_of_range", requested=requested_page, page=page))
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return CommandReply("\n".join(lines), format="markdown")
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EXECUTORS: dict[str, Callable[[CommandContext], CommandReply]] = {
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"version": _exec_version,
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"egress": _exec_egress,
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"profile": _exec_profile,
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"bundles": _exec_bundles,
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"gateway_help": _exec_help,
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"gateway_commands": _exec_commands}
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def resolve_executor(cmd_def: Any) -> Callable[[CommandContext], CommandReply] | None:
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"""Return the shared executor for ``cmd_def`` (or None when not migrated)."""
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return EXECUTORS.get(getattr(cmd_def, "execute", None) or "")
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def run_execute(cmd_def: Any, ctx: CommandContext) -> CommandReply | None:
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"""Run ``cmd_def``'s registry-owned executor, if any."""
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fn = resolve_executor(cmd_def)
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return None if fn is None else fn(ctx)
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def execute_command(name: str, ctx: CommandContext) -> CommandReply:
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"""Run the shared executor for ``name``; ``LookupError`` when unknown or not migrated."""
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from hermes_cli.commands import resolve_command
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cmd_def = resolve_command(name)
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reply = run_execute(cmd_def, ctx) if cmd_def is not None else None
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if reply is None:
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raise LookupError(f"no registry-owned executor for /{name}")
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return reply
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