hermes-agent/hermes_cli/commands.py
Siddharth Balyan b51fbc738b
feat(tui+cli): change your Nous plan from the terminal (/subscription, /topup, terminal-billing UX) (#51639)
* feat(tui): rename /billing slash command to /topup

Behavior-preserving rename of the /billing command surface to /topup.
Changes: billing.ts → topup.ts (export topupCommands, name 'topup', new
help string), registry.ts import+spread updated, billingOverlay.tsx
overview header 'Usage credits' → 'Top up credits', billingCommand.test.ts
→ topupCommand.test.ts with import/lookup/call updated. RPC method names
(billing.state, billing.charge, etc.) and component/symbol names unchanged.

* refactor(tui): extract overlay primitives to shared module

Lift MenuRow, ActionRow, footer, and barCells() out of billingOverlay.tsx
into overlayPrimitives.tsx so the upcoming subscriptionOverlay.tsx can
import them instead of duplicating. spendBar now calls barCells() —
output is byte-identical. Pure behavior-preserving refactor.

* feat(tui): add /subscription + /topup CTAs to /usage output

Every /usage render now ends with 'Run /subscription to change plan
· /topup to add credits' — both the healthy (with-calls) and depleted
(no-calls) paths. Strings-only change, no WS1 dependency.

* feat(tui): add subscription wire types

Add SubscriptionTierOption, SubscriptionStateResponse, and
SubscriptionManageLinkResponse to gatewayTypes.ts. Type-only — no
usages yet. Mirrors the BillingStateResponse conventions (snake_case,
Decimals as strings) and reuses BillingErrorPayload for error mapping.

* feat(gateway): add subscription.state + subscription.manage_link RPCs

- agent/subscription_view.py: SubscriptionState dataclass + fail-open
  build_subscription_state() (mirrors billing_view pattern) +
  get_subscription_manage_link() for the Stripe deep-link.
- hermes_cli/nous_billing.py: get_subscription_state() +
  post_subscription_manage_link() HTTP helpers for the two NAS endpoints
  (WS1 Phase A/C). The manage-link endpoint raises BillingScopeRequired
  when Remote-Spending is missing (Phase 4 step-up trigger).
- tui_gateway/server.py: _serialize_subscription_state() +
  subscription.state RPC (fail-open) + subscription.manage_link RPC
  (returns {ok,kind,url} or typed error envelope via
  _serialize_billing_error). NOT added to _LONG_HANDLERS — synchronous
  HTTP round-trip, not a device flow.

* feat(tui): add subscription overlay state types + store slot

Add SubscriptionScreen, SubscriptionOverlayCtx, SubscriptionOverlayState
to interfaces.ts and a 'subscription' slot to OverlayState. Wire it into
overlayStore.ts (buildOverlayState + $isBlocked). NOT added to
resetFlowOverlays preserve list — flow-scoped like billing, drops on
turn end.

* feat(tui): build SubscriptionOverlay — overview + confirm + handoff

Pure-render Ink component mirroring billingOverlay.tsx's structure.
Overview screen covers all 5 states (free-upgradeable, mid-tier,
top-tier, not-admin, downgrade-pending) + dunning. Confirm screen is
y/n deep-link to Stripe (NO in-terminal charge). Handoff is the
transient 'Opening Stripe' screen. Imports shared primitives from
overlayPrimitives.tsx. 8 render tests via renderSync covering every
state.

* feat(tui): add /subscription command + overlay wiring

- subscription.ts: SubscriptionOverlayCtx closure (openManageLink,
  refreshState, requestRemoteSpending) + run handler that fetches
  subscription.state and opens the overlay. Alias /upgrade.
- registry.ts: spread subscriptionCommands into SLASH_COMMANDS.
- appOverlays.tsx: render SubscriptionOverlay when overlay.subscription set.
- useInputHandlers.ts: Esc closes subscription overlay; promptOverlay OR
  includes subscription so input is intercepted while open.
- subscriptionCommand.test.ts: 4 tests (fetch+open, logged-out sys line,
  /upgrade alias, /subscription resolves).

* fix(tui/subscription): stop saying Stripe in deep-link copy + fix manage link kind type

Replace all user-facing 'Stripe' mentions in the /subscription overlay and
sys messages with 'your subscription page' — the deep-link target is NAS's
own /manage-subscription page, not the Stripe hosted portal. Stripe only
legitimately appears later at actual Checkout. Also add 'manage' to the
SubscriptionManageLinkResponse.kind union (NAS emits kind:'manage'; was
previously missing from the TypeScript type causing silent narrowing errors).

* feat(tui/subscription): render cancellation-scheduled note with headline precedence

Parse cancelAtPeriodEnd + cancellationEffectiveAt from the NAS contract
(camelCase) in the agent parser (_parse_current), emit cancel_at_period_end
+ cancellation_effective_at from the gateway serializer, extend the
SubscriptionStateResponse type, and render a warn note in OverviewScreen:
'Cancels on {date} — your plan stays active until then.'

Headline precedence when multiple flags co-occur:
  past-due > cancel-scheduled > downgrade-pending > active
The downgradeNote guard is tightened to suppress when cancel is scheduled,
so at most one status line renders at a time.

* feat(tui/subscription): team-context screen — redirect to /topup for team orgs

Parse the NAS context:'personal'|'team' field (defaults to 'personal' for
unknown/missing values), emit it on the gateway wire, add it to
SubscriptionStateResponse. When context is 'team', SubscriptionOverlay
renders a dedicated read-only screen instead of the tier picker:

  'This terminal is connected to {org_name}. Teams run on shared
   credits — use /topup to add funds. Personal subscriptions live
   on your personal account.'

The screen closes on Enter or Esc. The personal/tier-picker path is
unchanged.

* fix(subscription): drop manage-link gateway RPC, build URL locally

The NAS POST /api/billing/subscription/manage-link endpoint was dropped
(it added no server work — the target is the static /manage-subscription
page, not a Stripe-minted secret). Build the URL client-side instead:
{portal_base}/manage-subscription?org_id=<org.id>.

- Remove subscription.manage_link gateway RPC (server.py)
- Remove get_subscription_manage_link helper (subscription_view.py)
- Remove post_subscription_manage_link (nous_billing.py)
- Remove SubscriptionManageLinkResponse type (gatewayTypes.ts)
- Add org_id to SubscriptionState + wire through serializer + TS type
- openManageLink() builds the URL locally via buildManageUrl(), opens
  it with the existing openExternalUrl(), no gateway round-trip
- Drop targetTierId param from openManageLink (v1 sends everyone to
  /manage-subscription; no tier deep-link needed)
- Fix stale test expectations (Stripe copy → subscription page copy)

* chore(subscription): drop unused format_money import

* feat(cli): /subscription + /upgrade, /billing→/topup rename, /usage CTAs

Add the classic-CLI half of the terminal billing surface to match the TUI:
- /subscription (alias /upgrade) command + /topup (renamed /billing, keeps
  'billing' as a back-compat alias) in the command registry.
- Drop the stale 'billing' entry from _SLACK_VIA_HERMES_ONLY (now cli_only).

* feat(subscription): CLI /subscription handler, drop dunning, current:null no-plan

- CLI _show_subscription mirrors the TUI overlay (plan read + tier list + usage
  bar + browser deep-link via subscription_manage_url); credits render as counts.
- Adapt to the updated NAS read contract: remove is_past_due/dunning everywhere
  (a card-failing subscriber returns as a normal plan now), and treat no-plan as
  current:null (parser returns None) rather than an all-null object.
- HERMES_DEV_SUBSCRIPTION_FIXTURE env-driven fixtures + ui-tui fixture harness
  drive every state (CLI + live TUI) with no portal.

Verified against handoff 2026-06-24_subscription-tui-handoff.md.

* feat(billing): CF-4 Remote-Spending revoked-terminal UX (NAS PR #481)

Wire the Remote-Spending gate denial contract end to end:
- nous_billing: BillingRemoteSpendingRevoked (403 remote_spending_revoked →
  reconnect) + BillingSessionRevoked (401 session_revoked → re-login), distinct
  from insufficient_scope; capture actor/code/recovery; 503 stays transient.
- gateway _serialize_billing_error threads the new typed kinds + actor/code/
  recovery to the TUI.
- TUI renderBillingError: actor-aware revoke copy, kills the spend overlay
  immediately (no 15-min zombie button), handles session_revoked, the dual-
  emitted cli_billing_disabled/remote_spending_disabled, role_required,
  idempotency_conflict; poll treats a mid-poll revoke as ambiguous (check
  balance before retry), not a failure.
- CLI _billing_render_charge_error: same denial matrix, actor-aware copy.

Tests: gate-contract mapping + envelope (py) and revoke/session/disabled (TUI).
Per handoff 2026-06-24_remote-spending-TUI-contract-handoff.md.

* refactor(subscription): remove dead step-up scaffolding from /subscription

/subscription only opens a browser deep-link to manage-subscription — that needs
no billing scope, so it can never hit insufficient_scope. Drop the never-fired
'stepup' screen type, requestRemoteSpending ctx fn, and resumeScreen bookkeeping
(leftovers from a superseded plan). The resumable step-up lives on /topup, where
the charge actually gets gated.

* feat(tui/topup): resumable 'Allow Remote Spending' step-up on the charge path

Phase 4: when a charge returns insufficient_scope, the /topup modal no longer
tears down with a 'run /billing again' ConfirmReq. Instead it stays MOUNTED and
switches to a step-up screen:
- charge() is now awaitable, returning a discriminated outcome (submitted |
  needs_remote_spending | error) so the overlay can route without closing.
- StepUpScreen: 'Allow Remote Spending' → await the device-flow grant (browser
  opens via the existing out-of-band billing.step_up.verification event) →
  replay the held charge (pendingCharge.amount) and settle, with no command
  re-run. Never surfaces the raw billing:manage scope.
- armStepUp's fire-and-forget ConfirmReq replaced by requestRemoteSpending();
  the leaky 'billing:manage' / 'Re-authorize' / 'run /billing again' copy is gone.

Tests: charge-outcome routing, step-up grant/deny, and a render test asserting
the step-up copy holds the amount and never leaks billing:manage.
Per handoff 2026-06-24_remote-spending-TUI-contract-handoff.md §2 (Grady #6).

* feat(billing): shared dollar usage model + two-bar view (drop "credits")

Single source of truth for the /usage and /subscription usage bars across
TUI + CLI. Reads the NAS account-info dollar fields (subscription/top-up/total
remaining, monthly allowance, renewal) and produces a surface-agnostic model:
two full-resolution bars (plan allowance + purchased top-up), a status
classification (free | healthy | low | depleted), and a human renewal date.

- agent/billing_usage.py: UsageModel/UsageBar, usage_model_from_account
  (fail-open), build_usage_model (HERMES_DEV_CREDITS_FIXTURE-aware),
  format_renews (ISO -> "Jul 24, 2026", Windows-safe), $5 low-balance threshold.
- tui_gateway/server.py: _serialize_usage_model/_serialize_usage_bar, a
  usage.bars RPC, and the model embedded into subscription.state so the overlay
  renders the same bars from its single fetch.
- Dollars only, never "credits"; two separate bars (not a crammed
  three-segment one) for legibility at terminal widths.
- tests/agent/test_billing_usage.py: status classification, bar math
  (clamp/over-cap), NaN/Inf rejection, fail-open invariants.

* feat(tui): dollar usage bars on /usage + /subscription, drop tier picker

Render the shared two-bar dollar model in both overlays; strip "credits" and
the in-terminal tier selection per UX feedback.

- overlayPrimitives.tsx: UsageBars (themed plan/top-up bars — gold allowance,
  green top-up) + usageBarsText for the /usage panel. Plan name labels the
  bar; "$X left of $Y · N% used" (disambiguated so the % matches); top-up
  "never expires".
- subscriptionOverlay.tsx: status line dedupes ($X left once; bar carries the
  breakdown), human renewal date, state-matched nudges (free upsell / <$5
  low alert) with box-safe ASCII markers (! / >) instead of the width-unstable
  emoji that broke the border. Tier picker removed — overview shows usage +
  plan, then "Manage on portal" / "Close" (free users get "Start a
  subscription"). No "credits" anywhere.
- session.ts: /usage renders the dollar bars + balance summary, falling back
  to the legacy credits lines only when the model is unavailable; CTA reworded.
- gatewayTypes.ts: UsageModelData/UsageBarData wire types + usage on
  SessionUsageResponse/SubscriptionStateResponse.
- Tests updated to the new contract (no "credits", "left of", dedup, markers).

* feat(cli): mirror dollar usage bars on /usage + /subscription

CLI parity with the TUI billing rework, from the same shared usage model.

- _print_nous_credits_block (/usage) and _subscription_overview render the
  two-bar dollar view (plan name on the bar, "$X left of $Y · N% used",
  top-up "never expires", total spendable) instead of the credits-worded block.
- Dollars only — dropped the tier catalog (no more "$N/mo (… credits)") and
  every user-facing "credits"; team copy says "shared balance".
- Human renewal date via the shared format_renews; status line dedupes the
  "$X left"; free upsell + <$5 low alert with ASCII markers.
- /subscription manage modal no longer dumps the raw manage-subscription URL
  in its detail — the [1] Open / [2] Copy link / [3] Cancel options carry it.
  Title is "Manage your subscription" (no in-terminal plan change). The raw URL
  stays only in the non-interactive / not-admin fallbacks, which have no menu.
- /usage token-usage panel (model, tokens, cost, context) left untouched.

* feat(billing): embed dollar usage model into billing.state for /topup

The /topup overview renders the same two-bar dollar usage (plan + top-up) as
/usage and /subscription. Embed the shared usage model into the billing.state
RPC payload (mirrors subscription.state) so the overlay gets the bars from its
single fetch, and add the `usage` field to BillingStateResponse.

* feat(tui/topup): reorder overview + in-flight reauth with press-Enter resume

Reworks the /topup overlay per the Jun 19 review and the no-preflight decision.

Overview:
- Balance leads in the title ("Top up · balance $X"); the shared two-bar dollar
  usage (plan + top-up) renders below. Dropped the old monthly-cap spend bar.
- "Add funds" is the first action (was "Buy credits"); auto-reload / monthly
  limit / manage-on-portal follow. Dollars only — no "credits" anywhere.
- No "Enable terminal billing" menu item and NO scope preflight: whether the
  terminal can charge is discovered reactively at pay time. (We deliberately do
  not read/refresh the OAuth token to gate UI.)

Step-up (reached only on a charge's insufficient_scope 403):
- New 4-phase flow that keeps the modal mounted: prompt (one-time-setup
  heads-up) → waiting (browser authorize) → granted (explicit "Press Enter to
  resume") → replay the held charge → settle. The press-Enter beat is the
  reassuring "you're back, finish your purchase" moment.
- Renamed user copy "Allow Remote Spending" → "Enable terminal billing"; never
  leaks the raw billing:manage scope (guarded by the render test).
- topup.ts error copy de-crufted to terminal-billing wording, emoji removed.

Tests: step-up prompt copy, the no-raw-scope invariant, and new overview tests
(balance-in-title, Add-funds-first, two-bar usage, no "credits").

* feat(cli/topup): mirror overview reorder + in-flight reauth resume

CLI parity with the TUI /topup rehaul, from the same shared usage model.

- _billing_overview: balance in the title, the two-bar dollar usage (plan name
  on the plan bar, top-up "never expires") in place of the old cap spend bar,
  "Add funds" first, dollars throughout — no "credits", no scope preflight.
- _billing_handle_scope_required: now takes the held amount + idempotency key
  and runs the in-flight flow — "Enable terminal billing" → browser device-flow
  → re-check the org kill-switch → press-Enter to resume → replay the held
  charge (reusing the key so a double-submit collapses to one). Stops leaking
  the raw billing:manage scope.
- Charge-error + buy/auto-reload copy de-crufted to terminal-billing/dollars.
- Tests updated to the new overview + buy copy.

* fix(billing): guard non-JSON 2xx responses in the billing HTTP client

A 2xx response with a non-JSON body — e.g. a reverse-proxy / SPA fallback HTML
page served when a billing route isn't actually mounted on a deployment — hit
json.loads() on the success path of _request() and raised a raw
json.JSONDecodeError. That escaped the typed-BillingError contract, so callers'
`except BillingError` missed it and fell through to a generic fail-open that
rendered as a misleading "not logged in" (observed when /api/billing/subscription
was briefly unshipped on staging: 200 text/html, x-matched-path /[...notFound]).

Now a non-JSON 2xx body raises a typed BillingError(error="endpoint_unavailable")
so surfaces degrade gracefully ("could not load …") instead of crashing or
mislabeling a valid session as logged-out. The 4xx/5xx path already guarded its
.json(); this closes the same hole on the success path.

Test: tests/hermes_cli/test_nous_billing_request.py — non-JSON 2xx → typed
error (not JSONDecodeError, not BillingAuthError), empty body → {}, valid JSON
parses.

* feat(billing/dev): add HERMES_DEV_BILLING_FIXTURE for offline card/scope testing

build_billing_state short-circuits to a fixture when HERMES_DEV_BILLING_FIXTURE
is set (mirrors HERMES_DEV_CREDITS_FIXTURE for the usage model). States:
nocard | card | card-autoreload | notadmin | billing-off | logged-out — so the
card-on-file gate, admin role, and kill-switch paths are exercisable offline
without a live portal. Env-var gated; returns None when unset (no prod leak).

Adds 8 behavior tests asserting the card/admin/billing-on contract per state.

* refactor(billing): fold /credits into /topup

/credits is redundant now that /topup shows the dollar balance + portal handoff.
Make 'credits' (and 'billing') aliases of /topup so typing /credits still works,
resolving to topup everywhere (CLI, gateway, Slack, TUI, autocomplete, help).

Remove the standalone /credits surface across 6 places:
- CLI _show_credits handler + dispatch
- gateway _handle_credits_command -> renamed _handle_topup_command, copy softened
  to 'Manage billing on the portal' (the messaging billing surface; /topup is now
  gateway-available so messaging keeps billing — credits was the only one before)
- TUI commands/credits.ts + creditsCommand.test.ts (deleted), registry entry
- tui_gateway credits.view RPC + the CreditsViewResponse type
- Slack _SLACK_VIA_HERMES_ONLY: credits -> topup

Sweep user-facing /credits -> /topup (usage-block hint, depletion notice) and
stale doc-comments. OpenRouter's /credits endpoint URL left untouched. Tests
updated (test_credits_folds_into_topup) or pruned for the removed symbols.

* fix(billing): card-on-file heads-up, no-card portal gate, /usage bar ordering, modal glyph

In-terminal charge (POST /charge against the org's server-held card, no card ref
leaves the client):
- card present: confirm screen shows 'Your card saved on the portal will be
  charged' + a 'Manage on portal' escape option (CLI); heads-up line (TUI)
- no card on file: /topup overview + buy flow detect it and route to the portal
  to add a card, instead of offering a charge that 403s no_payment_method

/usage bar ordering: route the dollar block through _cprint consistently. The
Plan: line (_cprint) and the bar (raw print) flushed to different buffers under
patch_stdout and interleaved nondeterministically; now Plan: -> bar -> status/CTA
is stable across all states.

Modal glyph: strip the leading emoji from bordered _prompt_text_input_modal
titles — it measures 1 char but renders 2 columns, shifting the box's right
border (the stray '|'). Includes the f-string 'Pay $X?' title.

Small /credits -> /topup string bits in cli.py ride along with the surrounding
charge edits (the fold lives in the sibling refactor commit).

* refactor(billing): apply safe simplify-pass fixes

Three low-risk cleanups from a parallel simplify review (reuse/quality/efficiency):
- dev fixture portal URL: reuse the prod host (was drifted to staging-* — a real
  mismatch vs subscription_view's _DEV_FIXTURE_PORTAL)
- TUI billingOverlay choose(): collapse two byte-identical branches (needsCard +
  the not-full else both = portal-or-close at index 0) into one tail; the only
  divergent path (full && !needsCard → buy/auto/limit) stays explicit
- /topup overview comment: correct the stale 'buy_flow detects no_payment_method'
  note (the overview's no-card gate fires first, so reaching Add funds implies a
  card on file)

Skipped (judgment): the orphaned CreditsView.depleted field (harmless, on a live
dataclass), the defensive card gates in _billing_buy_flow/_confirm_and_charge
(cheap correct defense on the money path), and folding the no-card handoff into a
shared helper (touches 4 money-path sites for tidiness — not worth the risk here).

* fix(billing): reactive charge gating — drop card preflight, react to 403 (scope→reauth, no-card→portal)

* refactor(billing): drop the /credits alias entirely

The /credits fold made it an alias of /topup; now remove that too. Typing
/credits is an unknown command, not a silent redirect — billing lives only on
/topup (with /billing kept as the old command's back-compat name). Dropped the
alias from the registry CommandDef and the TUI topup.ts; updated the test to
assert /credits resolves to nothing (no command, no alias).

* docs(billing): fix stale comment in _billing_overview — describe reactive no-card path

The comment still described the removed overview-level card gate ('no-card case
handled above'). Corrected to: the buy flow reacts to the server's
no_payment_method 403 and hands off to the portal at charge time (no preflight).

* refactor(billing): simplify-pass — share usage-payload helper, drop dead bar wire fields + redundant admin gate

* refactor(billing): drop the /billing alias too — /topup is the only billing command

Following /credits removal, retire the old /billing name as well. /topup now has
NO aliases — both /credits and /billing are unknown commands. Dropped the alias
from the registry CommandDef and TUI topup.ts; fixed the one live user-facing
straggler (the not-logged-in message said 'then /billing' → /topup) and the
_show_billing docstring/default-arg references. Test asserts /topup carries no
aliases and neither old name resolves.

* fix(billing): code-review fixes — money-path + parity bugs

Money path (TUI):
- auto-reload "Turn off" now echoes current threshold/top_up_amount so the
  PATCH succeeds (was sending {enabled:false} → invalid_request → stayed ON)
- charge poll honors the 5-min cap on the 429/503 throttle branch too (was
  rescheduling forever); cap folded into one timedOut() helper
- step-up resume reacts to the replay outcome instead of unconditionally
  closing on a reassuring line with no charge made
- synchronous submit guard on Confirm so two key events can't double-charge

Gateway:
- billing.step_up routes typed errors through _serialize_billing_error (was a
  raw {error:'error'} dict → generic copy for session_revoked)
- billing.state / subscription.state / usage.bars / session.usage moved to
  _LONG_HANDLERS (blocking portal HTTP no longer stalls the main stdin loop)

CLI:
- _billing_render_charge_error handles insufficient_scope without leaking the
  raw billing:manage scope name on a post-grant replay re-raise

Python model:
- subscription_view tier parse None-coalesces tierOrder/dollarsPerMonth so a
  free tier's 0 survives ($0, not "—"; correct sort order)

TUI parity/robustness:
- /usage shows formatted renews_display, not raw ISO renews_at
- subscription overview guards a null pending_downgrade_at (was "on null.")
- subscription overview surfaces a message instead of silently closing when
  portal_url is missing
- buildManageUrl wraps new URL() so a malformed portal_url can't throw out of
  the Ink key handler

* fix(billing): cross-surface bar direction, formatted cancel/downgrade dates, Slack alias gating

- CLI plan bar now fills by REMAINING (fuel-gauge), matching the shared model's
  fill_fraction, the top-up bar, and the TUI — same account renders identically
  on both surfaces (#8)
- subscription serializer emits cancellation_effective_display /
  pending_downgrade_display (format_renews); TUI shows 'Jul 1, 2026' not raw ISO (#14b)
- _SLACK_VIA_HERMES_ONLY now includes the 'billing' alias so it follows its
  canonical /topup via /hermes instead of leaking a native Slack slot (#9)

* fix(billing): thread idempotency key through the TUI step-up replay (#2)

Mint a stable idempotency key when the purchase amount is chosen; it rides
pendingCharge into both the Confirm charge and the post-grant step-up replay,
so a retried charge dedups server-side (the gateway already echoes the key).
A fresh amount selection gets a fresh key. Combined with the sync submit guard,
a double-submit now collapses to one charge.

* refactor(billing): remove dead /subscription tier-picker scaffolding (#18)

The in-terminal plan picker was cut (deep-link only), leaving a whole unreached
state machine. Removed end-to-end:
- TUI: ConfirmScreen, HandoffScreen, the 'confirm'/'handoff' screen types,
  pendingTargetTierId, and the now-dead onPatch threading (collapsed the dispatch
  to a single overview screen + folded the duplicate Box wrapper)
- gateway: the tiers serialization + SubscriptionTierOption wire type
- model: SubscriptionTier, _parse_tier, _coalesce, _dev_tiers and the tiers field
  (never displayed on either surface, so this supersedes the tier-parse fix)
- tests: dropped the confirm/handoff/tier-passthrough tests; slimmed the overview
  render tests

Net: a large dead-code cull (no behavior change — the picker never ran).

* test(billing): parametrize usage-model tests; drop dead is_low/is_free props

Collapse the fail-open + status-classification cases into parametrized tables
(same coverage, ~80 fewer lines) and remove the now-unused UsageModel.is_low /
is_free properties (only a test pinned them).

* fix(billing): revert dead 'billing' Slack-via-hermes entry — the alias was dropped

#9 was based on a stale review diff: /billing is no longer an alias of /topup
(dropped earlier), so routing it via /hermes filtered a name that doesn't exist.

* test(billing): cull redundant TUI billing tests (parametrize, merge dupes)

usageCommand: collapse 3 CTA tests into one + a panel helper.
billingStepUp: merge the two step-up render asserts.
topupCommand: parametrize requestRemoteSpending + the revoked-actor pair, drop
the redundant happy-path-submitted test. Money-path + error-mapping coverage
preserved.

* refactor(billing): extract _usage_bar_lines — one source of truth for the CLI bars

The plan + top-up bar format was copy-pasted across _print_nous_credits_block,
_subscription_overview, and _billing_overview. Extract a helper returning the
ready-to-print lines; each caller keeps its own print fn (the _cprint-ordering
constraint stays) and resolves its plan-name label. Centralizes the format so
the three surfaces can't drift.

* feat(billing): NAS V3 subscription-change HTTP client wrappers

Add the four write-side wrappers for the V3 subscription contract to nous_billing,
each a thin _request() call (reusing auth, JSON, 401-retry, typed errors):
- post_subscription_preview      → POST  /subscription/preview      (chargeless quote)
- put_subscription_pending_change→ PUT   /subscription/pending-change (downgrade/cancel)
- delete_subscription_pending_change → DELETE .../pending-change      (resume/undo)
- post_subscription_upgrade      → POST  /subscription/upgrade        (the money route)

pending-change takes a discriminated body (tier_change | cancellation); upgrade
requires an Idempotency-Key (mandatory, validated client-side before any I/O).
Tests assert the exact method/path/body/header each wrapper puts on the wire.

* feat(billing): subscription tier catalog + change-preview models

Reinstate the catalog the in-terminal picker needs (was culled when /subscription
was deep-link-only): SubscriptionTier + SubscriptionState.tiers + _parse_tier, with
_coalesce so the free tier's 0 tierOrder/price survives a falsy-or. Parse the
catalog from GET /subscription's tiers and seed _dev_tiers into every fixture.

Add SubscriptionChangePreview + subscription_change_preview_from_payload for the
POST /preview quote (effect/amountDueNowCents/effectiveAt/reason + tier delta); a
malformed/missing effect fails safe to 'blocked' so a bad quote never reads as a
charge. Module docstring updated: the overlay is no longer deep-link-only.

* feat(billing): gateway RPCs for the V3 subscription change flow

Add subscription.preview / .change / .resume / .upgrade RPCs, each wrapping its
nous_billing call and reusing _serialize_billing_error for the typed envelope
(so a 403 still drives the device step-up). upgrade mints + echoes the
idempotency key and surfaces status + recovery_url so the TUI can route an
SCA/decline to the portal. Re-add the tier catalog to _serialize_subscription_state
(price pre-formatted) for the picker. All four are pool-routed (_LONG_HANDLERS) —
preview + upgrade hit Stripe and must not stall the main stdin loop.

* feat(billing): in-terminal subscription change flow (TUI)

/subscription is no longer deep-link-only: it drives the change in-terminal
against the V3 contract via the new gateway RPCs. The overlay is a state machine
overview → picker → confirm → result:
- picker lists the tier catalog with upgrade/downgrade hints (current + free
  excluded; free=cancel, on the overview);
- confirm shows the previewed effect — pay $X now (upgrade) / scheduled at date
  (downgrade) / cancel at period end / blocked-with-reason — then applies it;
- an upgrade's SCA/decline routes to the portal via the result screen's recovery
  link; resume/cancel/downgrade are chargeless.

Starting a NEW subscription still deep-links (needs a fresh card). insufficient_scope
points to /topup (the step-up stays there, not duplicated here). Adds the wire
types (tiers + preview/upgrade responses), widens the overlay ctx + screen state,
and threads onPatch. Render tests cover every screen.

* feat(billing): in-terminal step-up + clearer scheduled-change UX (TUI)

Two improvements to the /subscription overlay:

Step-up re-auth in place. When a mutation (preview/change/upgrade/resume) returns
insufficient_scope, route to a new 'stepup' screen that grants terminal billing
via billing.step_up and AUTO-REPLAYS the held action on grant — no bounce to
/topup. Scope routing is centralized in previewAndRoute/applyPendingAndRoute/
resumeAndRoute (shared by the picker, confirm, overview + the step-up replay). The
browser opens via the shared global verification handler; copy never leaks the raw
billing:manage scope.

Make a scheduled change unmissable. A downgrade/cancel was one buried warn line
that read as 'nothing happened'. Now the overview leads with a banner
( Scheduled change · Ultra ──▶ Plus · <date> · you keep Ultra until then), the
status line echoes the transition (Plan: Ultra → Plus), 'Keep <tier> (undo)' is
promoted to the first olive action, the result screen says 'your plan doesn't
change today', and confirm gets a charged-now / scheduled chip.

* feat(billing): full in-terminal subscription change flow in the classic CLI

Bring the CLI to parity with the TUI overlay — /subscription is no longer
deep-link-only. A paid admin/owner gets picker → preview → confirm → apply,
mirroring the /topup buy flow's modal idioms:
- _subscription_change_menu (change / undo-or-cancel / manage-on-portal),
- _subscription_pick_tier (catalog with upgrade/downgrade hints),
- _subscription_preview_and_confirm (POST /preview → effect-aware confirm),
- _subscription_apply (schedule / cancel / resume chargeless; upgrade charges
  the sub's card, SCA/decline → portal),
- _subscription_handle_scope_required (insufficient_scope → step_up_nous_billing_scope
  inline, then replays the held preview/mutation — reusing the upgrade idempotency key).

Also the scheduled-change UX fix: the overview leads with a prominent banner
( Scheduled change · Super ──▶ Plus · <date> · you keep Super until then) and the
status line echoes the transition, matching the TUI. Members / non-interactive /
free still deep-link. Tests drive every branch via a mocked modal + nous_billing.

* fix(billing): close TUI subscription money-path holes (ultracode review)

- Un-consented charge (P1): the step-up now HOLDS at a 'granted' phase requiring
  an explicit Continue, and an abortedRef gates the grant's late .then — a cancel
  during the browser flow can no longer replay the held upgrade + charge.
- Missing idempotency key (P2): mint it when building an upgrade 'pending' so it
  rides into confirm AND the step-up replay (was always undefined → gateway minted
  a fresh key per call, defeating dedup).
- Navigate-away re-charge (P2): confirm 'back' is guarded by submittingRef while an
  apply is in flight.
- Ambiguous charge (P2): a transport-null upgrade is reported as 'may or may not
  have charged — re-check', never a flat failure that invites a blind retry.
- Typed step-up denial (P2): requestRemoteSpending returns {granted,error,message};
  the screen maps session_revoked / remote_spending_revoked / rate_limited to the
  right recovery instead of always 'an admin must allow it'.

* fix(billing): close CLI subscription money-path holes (ultracode review)

- Bounded step-up (P2): bust the 30s token cache after a grant (it held the
  pre-grant unscoped token; _request only busts on 401, not 403) and replay ONCE
  with allow_stepup=False so a still-denied scope can't re-prompt/re-open in a loop.
- Stray-keystroke charge (P3→near-P2): the upgrade confirm defaults to 'Go back',
  not 'Pay ' — a bare Enter can't move money.
- Fail-open on unknown effect (P3→near-P2): an unrecognized preview effect now
  fails SAFE (portal hand-off) instead of scheduling a real PUT.
- 'cancel' word collision (P3): the Close row uses value 'close' so typing 'cancel'
  can't hit it and falsely report 'Cancelled'.
- blocked effect re-offers the portal; undo is promoted to the first row when a
  change is pending (TUI parity).

* fix(billing): guard the step-up resume against double-fire (2nd ultracode pass, BUG A)

The P1 fix split the auto-replay into a user-triggered resume() on the granted
screen, where the default row is the charging action — but resume() had no
re-entrancy guard, so a double-Enter fired two replays (the upgrade dedups on the
shared key, but schedule/cancel/resume replays carry none → duplicate PUT/DELETEs).
Mirror billingOverlay.resume(): flip to a 'resuming' phase + a resumingRef so it
fires at most once, and block 'back' once resuming (no re-mount → no second submit).

* fix(billing): CLI charge-route ambiguous-charge caveat (2nd ultracode pass, BUG B)

The TUI hardened upgradeResult(null) but the CLI charging route did not: a
transport/timeout/500 (or unknown 2xx status) on post_subscription_upgrade — after
NAS may have already prorated + charged — printed a flat failure, and a manual
re-run mints a FRESH idempotency key the server can't dedup → a real second charge.
Now the charge route reports 'your card may or may not have been charged — re-run
/subscription to check before trying again' and steers away from a blind retry
(the CLI can't persist the key across a command re-run). Also thread allow_stepup
through the preview→apply replay (BUG C.1) and route the requires_action/
payment_failed portal lines through _cprint for deterministic ordering.

* fix(billing): cap the TUI step-up replay to avoid a resume-deadlock (final pass, R1)

The round-2 resume guard ('resuming' phase + resumingRef) could deadlock: on a
REPEAT insufficient_scope during the post-grant replay, the route helpers did
onPatch({screen:'stepup'}) — a no-op since we're already mounted on stepup (no key
→ no remount) — leaving phase='resuming'/resumingRef=true frozen on 'Applying your
change…'. Thread allowStepUp through previewAndRoute/applyPendingAndRoute/
resumeAndRoute; the resume() replay passes false, so a repeat scope denial surfaces
a 'still isn't enabled' result instead (mirrors the CLI's allow_stepup=False cap).
Also: applyPendingAndRoute(pending=null) now routes to overview, not a stranded
Promise.resolve().

* fix(billing): narrow the CLI ambiguous-charge catch to indeterminate outcomes (final pass, R2)

The round-2 fix caught EVERY non-scope BillingError as 'may or may not have been
charged' — but typed pre-charge rejections (BillingRateLimited 429, BillingSessionRevoked
401, BillingRemoteSpendingRevoked 403, role_required/no_payment_method 4xx) never
reached Stripe, so the ambiguity copy was wrong and dropped their real recovery hints.
Now route those to _subscription_render_error, and reserve the ambiguous copy for
genuinely indeterminate outcomes (network_error / endpoint_unavailable / status None /
5xx). Tests: rate-limit stays deterministic; a real transport failure stays ambiguous.

* feat(billing): card visibility + guided add-card path in /topup and /subscription

Consume the NAS card-resolver contract (card.resolvedVia + chargeability) across
both surfaces, degrading cleanly on today's NAS (fields absent → prior behavior):

- WHICH card: the payment lines render provenance — 'Visa ····4242 — the card on
  your subscription' (resolvedVia → label; unknown rung/older NAS → masked card +
  the old generic line). Link payment methods render the brand alone (last4 is
  empty — never 'Link ····').
- Presence at a glance: the /topup overview now shows 'Card: …' or 'No saved
  card on file' for the full-menu case, plus a warning when the resolver marks
  the card needs_repair (failing auto-reloads) on overview/buy/confirm.
- Add-card path: with no card on file, 'Add funds' becomes a guided screen —
  open the portal billing page, then 'I've added it — check again' re-fetches
  billing state and continues straight into the purchase (also recovers a
  transient display miss). Cards are never entered in-terminal.
- /subscription upgrade confirm names the exact card ('Visa ····4242 — the card
  on your subscription — will be charged'), best-effort via billing.state and
  only when the resolution rung matches what a subscription charge actually
  uses (subPin/customerDefault, mirroring Stripe's precedence); otherwise the
  generic line stands. Fail-soft: any lookup error keeps the generic line.
- Gateway serializes display/resolved_via/needs_repair; TUI ctx gains
  refreshState (topup) + fetchCard (subscription); new offline fixtures
  card-sub / card-repair.

Tests: TUI ctx mocks extended; CLI suites cover provenance + repair-warning
render, the Link guard, the add-card path (continue-after-recheck + abandon),
the sub-confirm card line, and keep the confirm-time lookup offline in tests.

* fix(billing): consume server canChangePlan, preserve distinct refusal codes, drop dead chargeability

- Parse canChangePlan verbatim from NAS payloads into BillingState and
  SubscriptionState; fall back to the legacy OWNER/ADMIN check only when the
  server omits the field (FINANCE_ADMIN stops being locked out where NAS
  authorizes it). Role model updated to the 5-role enum.
- Add the autoReload.card union (canonical | distinct | none) end-to-end:
  parse + gateway serialization, distinct carries payment_method_id/brand/last4
  with nullable display fields.
- stripe_unavailable (503, transient) and upgrade_cap_exceeded (429, daily cap)
  now survive to the wire as their own codes instead of collapsing into
  rate_limited; new exception types subclass BillingRateLimited so existing
  backoff call sites keep working.
- Remove card.chargeability / needs_repair parsing, serialization, fixtures and
  the cli warning blocks: NAS #670 removed the field, so the repair path was
  permanently dead. The future card-health signal belongs to the NAS W1/W3 work.
- Tests: five-role fixtures, canChangePlan override/fallback, all three
  auto-reload card variants, 429-vs-503 code preservation end-to-end.

* feat(tui): render the full NAS billing refusal surface

- billingOverlay: divergence notice when auto-refill charges a distinct card
  (portal deep-link to reconcile); needs_repair warnings removed with the field.
- topup: explicit copy for consent_required, org_access_denied,
  upgrade_cap_exceeded, auto_top_up_disabled_failures and stripe_unavailable
  (honors retry_after); processing_error is an explicit charge-failure case;
  transport loss during charge polling now reads as an unconfirmed outcome
  (check balance before retrying), matching the revocation path.
- subscriptionOverlay: branch on upgrade reason, not status, so an SCA-needing
  upgrade routes to portal verification even while NAS pre-#711 labels it
  payment_failed; after an upgrade, poll subscription state until the tier
  flips (bounded), rendering applying/still-applying rather than assuming
  immediacy.
- Capability-neutral refusal copy (owner, admin, or finance admin) replaces
  the stale org admin/owner wording.
- gatewayTypes: BillingAutoReload.card union added, needs_repair removed.

* docs(billing): client-side billing state and refusal lifecycle table

Enumerates, from the code, every billing.state shape and typed refusal the
gateway serves and the exact TUI copy + recovery each renders. Acceptance from
the billing-integration handoff: no NAS billing state or typed refusal falls
through to a generic toast; unknown codes still degrade to the default branch
that surfaces the server message.
2026-07-18 14:30:24 +05:30

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"""Slash command definitions and autocomplete for the Hermes CLI.
Central registry for all slash commands. Every consumer -- CLI help, gateway
dispatch, Telegram BotCommands, Slack subcommand mapping, autocomplete --
derives its data from ``COMMAND_REGISTRY``.
To add a command: add a ``CommandDef`` entry to ``COMMAND_REGISTRY``.
To add an alias: set ``aliases=("short",)`` on the existing ``CommandDef``.
"""
from __future__ import annotations
import logging
import os
import re
import shutil
import subprocess
import time
from collections.abc import Callable, Mapping
from dataclasses import dataclass
from typing import Any
from utils import is_truthy_value
logger = logging.getLogger(__name__)
# prompt_toolkit is an optional CLI dependency — only needed for
# SlashCommandCompleter and SlashCommandAutoSuggest. Gateway and test
# environments that lack it must still be able to import this module
# for resolve_command, gateway_help_lines, and COMMAND_REGISTRY.
try:
from prompt_toolkit.auto_suggest import AutoSuggest, Suggestion
from prompt_toolkit.completion import Completer, Completion
except ImportError: # pragma: no cover
AutoSuggest = object # type: ignore[assignment,misc]
Completer = object # type: ignore[assignment,misc]
Suggestion = None # type: ignore[assignment]
Completion = None # type: ignore[assignment]
# ---------------------------------------------------------------------------
# CommandDef dataclass
# ---------------------------------------------------------------------------
@dataclass(frozen=True)
class CommandDef:
"""Definition of a single slash command."""
name: str # canonical name without slash: "background"
description: str # human-readable description
category: str # "Session", "Configuration", etc.
aliases: tuple[str, ...] = () # alternative names: ("bg",)
args_hint: str = "" # argument placeholder: "<prompt>", "[name]"
subcommands: tuple[str, ...] = () # tab-completable subcommands
cli_only: bool = False # only available in CLI
gateway_only: bool = False # only available in gateway/messaging
gateway_config_gate: str | None = None # config dotpath; when truthy, overrides cli_only for gateway
# ---------------------------------------------------------------------------
# Central registry -- single source of truth
# ---------------------------------------------------------------------------
COMMAND_REGISTRY: list[CommandDef] = [
# Session
CommandDef("start", "Acknowledge platform start pings without a reply", "Session",
gateway_only=True),
CommandDef("new", "Start a new session (fresh session ID + history)", "Session",
aliases=("reset",), args_hint="[name]"),
CommandDef("topic", "Enable or inspect Telegram DM topic sessions", "Session",
gateway_only=True, args_hint="[off|help|session-id]"),
CommandDef("clear", "Clear screen and start a new session", "Session",
cli_only=True),
CommandDef("redraw", "Force a full UI repaint (recovers from terminal drift)", "Session",
cli_only=True),
CommandDef("history", "Show conversation history", "Session",
cli_only=True),
CommandDef("save", "Save the current conversation", "Session",
cli_only=True),
CommandDef("retry", "Retry the last message (resend to agent)", "Session"),
CommandDef("prompt", "Compose your next prompt in $EDITOR (markdown), then send it", "Session",
cli_only=True, args_hint="[initial text]", aliases=("compose",)),
CommandDef("undo", "Back up N user turns and re-prompt (default 1)", "Session",
args_hint="[N]"),
CommandDef("title", "Set a title for the current session", "Session",
args_hint="[name]"),
CommandDef("handoff", "Hand off this session to a messaging platform (Telegram, Discord, etc.)", "Session",
args_hint="<platform>", cli_only=True),
CommandDef("branch", "Branch the current session (explore a different path)", "Session",
aliases=("fork",), args_hint="[name]"),
CommandDef("compress", "Compress conversation context (add 'here [N]' to keep recent N turns; --preview shows what would happen)", "Session",
aliases=("compact",), args_hint="[here [N] | focus topic | --preview|--dry-run]"),
CommandDef("rollback", "List or restore filesystem checkpoints", "Session",
args_hint="[number]"),
CommandDef("snapshot", "Create or restore state snapshots of Hermes config/state", "Session",
cli_only=True, aliases=("snap",), args_hint="[create|restore <id>|prune]"),
CommandDef("stop", "Kill all running background processes", "Session"),
CommandDef("approve", "Approve a pending dangerous command", "Session",
gateway_only=True, args_hint="[session|always]"),
CommandDef("deny", "Deny a pending dangerous command (optionally with a reason)", "Session",
gateway_only=True, args_hint="[all] [reason]"),
CommandDef("background", "Run a prompt in the background", "Session",
aliases=("bg", "btw"), args_hint="<prompt>"),
CommandDef("agents", "Show active agents and running tasks", "Session",
aliases=("tasks",)),
CommandDef("journey", "Open the learning journey timeline",
"Session", aliases=("learning", "memory-graph"), cli_only=True,
args_hint="[list|delete <id>|edit <id>]",
subcommands=("list", "delete", "edit")),
CommandDef("queue", "Queue a prompt for the next turn (doesn't interrupt)", "Session",
aliases=("q",), args_hint="<prompt>"),
CommandDef("steer", "Inject a message after the next tool call without interrupting", "Session",
args_hint="<prompt>"),
CommandDef("goal", "Set a standing goal Hermes works on across turns until achieved", "Session",
args_hint="[text | draft <text> | show | pause | resume | clear | status | wait <pid> | unwait]"),
CommandDef("moa", "Run one prompt through the default Mixture of Agents preset, then restore your model", "Session",
args_hint="<prompt>"),
CommandDef("subgoal", "Add or manage extra criteria on the active goal", "Session",
args_hint="[text | remove N | clear]"),
CommandDef("status", "Show session, model, token, and context info", "Session"),
CommandDef("whoami", "Show your slash command access (admin / user)", "Info"),
CommandDef("profile", "Show active profile name and home directory", "Info"),
CommandDef("sethome", "Set this chat as the home channel", "Session",
gateway_only=True, aliases=("set-home",)),
CommandDef("resume", "Resume a previously-named session", "Session",
args_hint="[name]"),
# Configuration
CommandDef("sessions", "Browse and resume previous sessions", "Session"),
# Configuration
CommandDef("config", "Show current configuration", "Configuration",
cli_only=True),
CommandDef("model", "Switch model (persists by default)", "Configuration",
args_hint="[model] [--provider name] [--global|--session] [--refresh]"),
CommandDef("codex-runtime", "Toggle codex app-server runtime for OpenAI/Codex models",
"Configuration", aliases=("codex_runtime",),
args_hint="[auto|codex_app_server]"),
CommandDef("personality", "Set a predefined personality", "Configuration",
args_hint="[name]"),
CommandDef("statusbar", "Toggle the context/model status bar", "Configuration",
cli_only=True, aliases=("sb",)),
CommandDef("timestamps", "Toggle [HH:MM] timestamps on messages and /history", "Configuration",
cli_only=True, args_hint="[on|off|status]",
subcommands=("on", "off", "status"), aliases=("ts",)),
CommandDef("verbose", "Cycle tool progress display: off -> new -> all -> verbose -> log",
"Configuration", cli_only=True,
gateway_config_gate="display.tool_progress_command"),
CommandDef("footer", "Toggle gateway runtime-metadata footer on final replies",
"Configuration", args_hint="[on|off|status]",
subcommands=("on", "off", "status")),
CommandDef("yolo", "Toggle YOLO mode (skip all dangerous command approvals)",
"Configuration"),
CommandDef("reasoning", "Manage reasoning effort and display", "Configuration",
args_hint="[level|show|hide|full|clamp]",
subcommands=("none", "minimal", "low", "medium", "high", "xhigh", "max", "ultra", "show", "hide", "on", "off", "full", "clamp")),
CommandDef("fast", "Toggle fast mode — OpenAI Priority Processing / Anthropic Fast Mode (Normal/Fast)", "Configuration",
args_hint="[normal|fast|status]",
subcommands=("normal", "fast", "status", "on", "off")),
CommandDef("skin", "Show or change the display skin/theme", "Configuration",
cli_only=True, args_hint="[name]"),
CommandDef("indicator", "Pick the TUI busy-indicator style", "Configuration",
cli_only=True, args_hint="[kaomoji|emoji|unicode|ascii]",
subcommands=("kaomoji", "emoji", "unicode", "ascii")),
CommandDef("voice", "Toggle voice mode", "Configuration",
args_hint="[on|off|tts|status]", subcommands=("on", "off", "tts", "status")),
CommandDef("busy", "Control what Enter does while Hermes is working", "Configuration",
cli_only=True, args_hint="[queue|steer|interrupt|status]",
subcommands=("queue", "steer", "interrupt", "status")),
# Tools & Skills
CommandDef("tools", "Manage tools: /tools [list|disable|enable] [name...]", "Tools & Skills",
args_hint="[list|disable|enable] [name...]", cli_only=True),
CommandDef("toolsets", "List available toolsets", "Tools & Skills",
cli_only=True),
CommandDef("skills", "Search, install, inspect, or manage skills",
"Tools & Skills", cli_only=True,
gateway_config_gate="skills.write_approval",
subcommands=("search", "browse", "inspect", "install", "audit",
"pending", "approve", "reject", "diff", "approval")),
CommandDef("memory", "Review pending memory writes / toggle the approval gate",
"Tools & Skills",
args_hint="[pending|approve|reject|approval] [id|on|off]",
subcommands=("pending", "approve", "reject", "approval")),
CommandDef("bundles", "List skill bundles (aliases /<name> for multiple skills)",
"Tools & Skills"),
CommandDef("pet", "Toggle or adopt a petdex mascot (/pet, /pet list, /pet <slug>)", "Tools & Skills",
cli_only=True, args_hint="[toggle|list|scale <n>|<slug>]", subcommands=("toggle", "list", "scale", "off")),
CommandDef("hatch", "Generate a new petdex pet from a description",
"Tools & Skills", cli_only=True, aliases=("generate-pet",), args_hint="[description]"),
CommandDef("learn", "Learn a reusable skill from anything you describe (dirs, URLs, this chat, notes)",
"Tools & Skills", args_hint="<what to learn from>"),
CommandDef("cron", "Manage scheduled tasks", "Tools & Skills",
cli_only=True, args_hint="[subcommand]",
subcommands=("list", "add", "create", "edit", "pause", "resume", "run", "remove")),
CommandDef("suggestions", "Review suggested automations (accept/dismiss)",
"Tools & Skills", aliases=("suggest",), args_hint="[accept|dismiss N | catalog]",
subcommands=("accept", "dismiss", "catalog", "clear")),
CommandDef("blueprint", "Set up an automation from a blueprint template",
"Tools & Skills", aliases=("bp",), args_hint="[name] [slot=value ...]"),
CommandDef("curator", "Background skill maintenance (status, run, pin, archive, list-archived)",
"Tools & Skills", args_hint="[subcommand]",
subcommands=("status", "run", "pause", "resume", "pin", "unpin", "restore", "list-archived")),
CommandDef("kanban", "Multi-profile collaboration board (tasks, links, comments)",
"Tools & Skills", args_hint="[subcommand]",
subcommands=("init", "boards", "create", "list", "ls", "show", "assign",
"reclaim", "reassign", "diagnostics", "diag", "link", "unlink",
"claim", "comment", "complete", "edit", "block", "unblock",
"archive", "tail", "dispatch", "stats", "notify-subscribe",
"notify-list", "notify-unsubscribe", "log", "runs",
"heartbeat", "assignees", "context", "specify", "gc")),
CommandDef("reload", "Reload .env variables into the running session", "Tools & Skills",
cli_only=True),
CommandDef("reload-mcp", "Reload MCP servers from config", "Tools & Skills",
aliases=("reload_mcp",)),
CommandDef("reload-skills", "Re-scan ~/.hermes/skills/ for newly installed or removed skills",
"Tools & Skills", aliases=("reload_skills",)),
CommandDef("browser", "Connect browser tools to your live Chromium-family browser via CDP", "Tools & Skills",
cli_only=True, args_hint="[connect|disconnect|status]",
subcommands=("connect", "disconnect", "status")),
CommandDef("plugins", "List installed plugins and their status",
"Tools & Skills", cli_only=True),
# Info
CommandDef("commands", "Browse all commands and skills (paginated)", "Info",
gateway_only=True, args_hint="[page]"),
CommandDef("help", "Show available commands", "Info"),
CommandDef("restart", "Gracefully restart the gateway after draining active runs", "Session",
gateway_only=True),
CommandDef("usage", "Show token usage and rate limits; `reset` redeems a banked Codex limit reset", "Info",
args_hint="[reset [--force]]"),
CommandDef("subscription", "View your Nous plan and change it in the browser", "Info",
cli_only=True, aliases=("upgrade",)),
CommandDef("topup", "Show your Nous balance and manage billing on the portal", "Info"),
CommandDef("insights", "Show usage insights and analytics", "Info",
args_hint="[days]"),
CommandDef("platforms", "Show gateway/messaging platform status", "Info",
cli_only=True, aliases=("gateway",)),
CommandDef("platform", "Pause, resume, or list a failing gateway platform", "Info",
gateway_only=True, args_hint="<pause|resume|list> [name]"),
CommandDef("copy", "Copy the last assistant response to clipboard", "Info",
cli_only=True, args_hint="[number]"),
CommandDef("paste", "Attach clipboard image from your clipboard", "Info",
cli_only=True),
CommandDef("image", "Attach a local image file for your next prompt", "Info",
cli_only=True, args_hint="<path>"),
CommandDef("update", "Update Hermes Agent to the latest version", "Info"),
CommandDef("version", "Show Hermes Agent version", "Info", aliases=("v",)),
CommandDef("debug", "Upload debug report (system info + logs) and get shareable links", "Info",
args_hint="[nous|local]"),
# Exit
CommandDef("quit", "Exit the CLI (use --delete to also remove session history)", "Exit",
cli_only=True, aliases=("exit",), args_hint="[--delete]"),
]
# ---------------------------------------------------------------------------
# Derived lookups -- rebuilt once at import time, refreshed by rebuild_lookups()
# ---------------------------------------------------------------------------
def _build_command_lookup() -> dict[str, CommandDef]:
"""Map every name and alias to its CommandDef."""
lookup: dict[str, CommandDef] = {}
for cmd in COMMAND_REGISTRY:
lookup[cmd.name] = cmd
for alias in cmd.aliases:
lookup[alias] = cmd
return lookup
_COMMAND_LOOKUP: dict[str, CommandDef] = _build_command_lookup()
def resolve_command(name: str) -> CommandDef | None:
"""Resolve a command name or alias to its CommandDef.
Accepts names with or without the leading slash.
"""
return _COMMAND_LOOKUP.get(name.lower().lstrip("/"))
def _build_description(cmd: CommandDef) -> str:
"""Build a CLI-facing description string including usage hint."""
if cmd.args_hint:
return f"{cmd.description} (usage: /{cmd.name} {cmd.args_hint})"
return cmd.description
# Backwards-compatible flat dict: "/command" -> description
COMMANDS: dict[str, str] = {}
for _cmd in COMMAND_REGISTRY:
if not _cmd.gateway_only:
COMMANDS[f"/{_cmd.name}"] = _build_description(_cmd)
for _alias in _cmd.aliases:
COMMANDS[f"/{_alias}"] = f"{_cmd.description} (alias for /{_cmd.name})"
# Backwards-compatible categorized dict
COMMANDS_BY_CATEGORY: dict[str, dict[str, str]] = {}
for _cmd in COMMAND_REGISTRY:
if not _cmd.gateway_only:
_cat = COMMANDS_BY_CATEGORY.setdefault(_cmd.category, {})
_cat[f"/{_cmd.name}"] = COMMANDS[f"/{_cmd.name}"]
for _alias in _cmd.aliases:
_cat[f"/{_alias}"] = COMMANDS[f"/{_alias}"]
# Subcommands lookup: "/cmd" -> ["sub1", "sub2", ...]
SUBCOMMANDS: dict[str, list[str]] = {}
for _cmd in COMMAND_REGISTRY:
if _cmd.subcommands:
SUBCOMMANDS[f"/{_cmd.name}"] = list(_cmd.subcommands)
# Also extract subcommands hinted in args_hint via pipe-separated patterns
# e.g. args_hint="[on|off|tts|status]" for commands that don't have explicit subcommands.
# NOTE: If a command already has explicit subcommands, this fallback is skipped.
# Use the `subcommands` field on CommandDef for intentional tab-completable args.
_PIPE_SUBS_RE = re.compile(r"[a-z]+(?:\|[a-z]+)+")
for _cmd in COMMAND_REGISTRY:
key = f"/{_cmd.name}"
if key in SUBCOMMANDS or not _cmd.args_hint:
continue
m = _PIPE_SUBS_RE.search(_cmd.args_hint)
if m:
SUBCOMMANDS[key] = m.group(0).split("|")
# ---------------------------------------------------------------------------
# Gateway helpers
# ---------------------------------------------------------------------------
# Set of all command names + aliases recognized by the gateway.
# Includes config-gated commands so the gateway can dispatch them
# (the handler checks the config gate at runtime).
GATEWAY_KNOWN_COMMANDS: frozenset[str] = frozenset(
name
for cmd in COMMAND_REGISTRY
if not cmd.cli_only or cmd.gateway_config_gate
for name in (cmd.name, *cmd.aliases)
)
def is_gateway_known_command(name: str | None) -> bool:
"""Return True if ``name`` resolves to a gateway-dispatchable slash command.
This covers both built-in commands (``GATEWAY_KNOWN_COMMANDS`` derived
from ``COMMAND_REGISTRY``) and plugin-registered commands, which are
looked up lazily so importing this module never forces plugin
discovery. Gateway code uses this to decide whether to emit
``command:<name>`` hooks — plugin commands get the same lifecycle
events as built-ins.
"""
if not name:
return False
if name in GATEWAY_KNOWN_COMMANDS:
return True
for plugin_name, _description, _args_hint in _iter_plugin_command_entries():
if plugin_name == name:
return True
return False
# Commands with explicit Level-2 running-agent handlers in gateway/run.py.
# Listed here for introspection / tests; semantically a subset of
# "all resolvable commands" — which is the real bypass set (see
# should_bypass_active_session below).
ACTIVE_SESSION_BYPASS_COMMANDS: frozenset[str] = frozenset(
{
"agents",
"approve",
"background",
"commands",
"deny",
"help",
"new",
"profile",
"queue",
"restart",
"status",
"steer",
"stop",
"update",
"version",
}
)
def should_bypass_active_session(command_name: str | None) -> bool:
"""Return True for any resolvable slash command.
Rationale: every gateway-registered slash command either has a
specific Level-2 handler in gateway/run.py (/stop, /new, /model,
/approve, etc.) or reaches the running-agent catch-all that returns
a "busy — wait or /stop first" response. In both paths the command
is dispatched, not queued.
Queueing is always wrong for a recognized slash command because the
safety net in gateway.run discards any command text that reaches
the pending queue — which meant a mid-run /model (or /reasoning,
/voice, /insights, /title, /resume, /retry, /undo, /compress,
/usage, /reload-mcp, /sethome, /reset) would silently
interrupt the agent AND get discarded, producing a zero-char
response. See issue #5057 / PRs #6252, #10370, #4665.
ACTIVE_SESSION_BYPASS_COMMANDS remains the subset of commands with
explicit Level-2 handlers; the rest fall through to the catch-all.
"""
return resolve_command(command_name) is not None if command_name else False
def _resolve_config_gates() -> set[str]:
"""Return canonical names of commands whose ``gateway_config_gate`` is truthy.
Reads ``config.yaml`` and walks the dot-separated key path for each
config-gated command. Returns an empty set on any error so callers
degrade gracefully.
"""
gated = [c for c in COMMAND_REGISTRY if c.gateway_config_gate]
if not gated:
return set()
try:
from hermes_cli.config import read_raw_config
cfg = read_raw_config()
except Exception:
return set()
result: set[str] = set()
for cmd in gated:
val: Any = cfg
for key in cmd.gateway_config_gate.split("."):
if isinstance(val, dict):
val = val.get(key)
else:
val = None
break
if is_truthy_value(val, default=False):
result.add(cmd.name)
return result
def _is_gateway_available(cmd: CommandDef, config_overrides: set[str] | None = None) -> bool:
"""Check if *cmd* should appear in gateway surfaces (help, menus, mappings).
Unconditionally available when ``cli_only`` is False. When ``cli_only``
is True but ``gateway_config_gate`` is set, the command is available only
when the config value is truthy. Pass *config_overrides* (from
``_resolve_config_gates()``) to avoid re-reading config for every command.
"""
if not cmd.cli_only:
return True
if cmd.gateway_config_gate:
overrides = config_overrides if config_overrides is not None else _resolve_config_gates()
return cmd.name in overrides
return False
def _requires_argument(args_hint: str) -> bool:
"""Return True when selecting a command without text would be incomplete."""
return args_hint.strip().startswith("<")
def gateway_help_lines() -> list[str]:
"""Generate gateway help text lines from the registry."""
overrides = _resolve_config_gates()
lines: list[str] = []
for cmd in COMMAND_REGISTRY:
if not _is_gateway_available(cmd, overrides):
continue
args = f" {cmd.args_hint}" if cmd.args_hint else ""
alias_parts: list[str] = []
for a in cmd.aliases:
# Skip internal aliases like reload_mcp (underscore variant)
if a.replace("-", "_") == cmd.name.replace("-", "_") and a != cmd.name:
continue
alias_parts.append(f"`/{a}`")
alias_note = f" (alias: {', '.join(alias_parts)})" if alias_parts else ""
lines.append(f"`/{cmd.name}{args}` -- {cmd.description}{alias_note}")
return lines
def _iter_plugin_command_entries() -> list[tuple[str, str, str]]:
"""Yield (name, description, args_hint) tuples for all plugin slash commands.
Plugin commands are registered via
:func:`hermes_cli.plugins.PluginContext.register_command`. They behave
like ``CommandDef`` entries for gateway surfacing: they appear in the
Telegram command menu, in Slack's ``/hermes`` subcommand mapping, and
(via :func:`plugins.platforms.discord.adapter._register_slash_commands`) in
Discord's native slash command picker.
Lookup is lazy so importing this module never forces plugin discovery
(which can trigger filesystem scans and environment-dependent
behavior).
"""
try:
from hermes_cli.plugins import get_plugin_commands
except Exception:
return []
try:
commands = get_plugin_commands() or {}
except Exception:
return []
entries: list[tuple[str, str, str]] = []
for name, meta in commands.items():
if not isinstance(name, str) or not isinstance(meta, dict):
continue
description = str(meta.get("description") or f"Run /{name}")
args_hint = str(meta.get("args_hint") or "").strip()
entries.append((name, description, args_hint))
return entries
def telegram_bot_commands() -> list[tuple[str, str]]:
"""Return (command_name, description) pairs for Telegram setMyCommands.
Telegram command names cannot contain hyphens, so they are replaced with
underscores. Aliases are skipped -- Telegram shows one menu entry per
canonical command.
Built-in commands that require arguments (e.g. /queue, /steer, /background)
are **included** because their handlers return usage text when selected
without a payload, making them discoverable via autocomplete.
Plugin-registered slash commands that require arguments are **excluded**
because plugins may not provide a no-arg usage fallback.
"""
overrides = _resolve_config_gates()
result: list[tuple[str, str]] = []
for cmd in COMMAND_REGISTRY:
if not _is_gateway_available(cmd, overrides):
continue
# Built-in arg-taking commands are included — their handlers show
# usage text when invoked without arguments, and hiding them from
# the menu hurts discoverability (issue #24312).
tg_name = _sanitize_telegram_name(cmd.name)
if tg_name:
result.append((tg_name, cmd.description))
for name, description, args_hint in _iter_plugin_command_entries():
if _requires_argument(args_hint):
continue
tg_name = _sanitize_telegram_name(name)
if tg_name:
result.append((tg_name, description))
return result
# Telegram allows up to 100 BotCommands. Hermes ships ~50 built-in commands;
# a 60-slot default keeps every built-in plus common skill commands visible in
# the `/` menu while staying comfortably under Telegram's ~4KB payload limit.
# Users can tune this via platforms.telegram.extra.command_menu.max_commands.
_DEFAULT_TELEGRAM_MENU_MAX_COMMANDS = 60
_TELEGRAM_BOT_API_MAX_COMMANDS = 100
_TELEGRAM_PRIORITY_MODES = {"prepend", "append", "replace"}
_TELEGRAM_MENU_PRIORITY = (
# Most-typed everyday commands first.
"help",
"new",
"stop",
"status",
"resume",
"sessions",
"model",
# Maintenance / diagnostics — the ones that prompted this priority list.
"debug",
"restart",
"update",
"verbose",
"commands",
# Mid-turn session control.
"approve",
"deny",
"queue",
"steer",
"background",
# Lower-priority but still useful operational built-ins.
"reasoning",
"usage",
"platforms",
"platform",
"profile",
"whoami",
)
"""Built-in commands that should stay visible in Telegram's capped menu.
Telegram only displays a small BotCommand menu in practice. The full Hermes
registry is still dispatchable when typed manually, but operational commands
need to survive the visible menu cap ahead of lower-priority built-ins.
"""
def _nested_mapping(root: Mapping[str, Any], *path: str) -> Mapping[str, Any]:
node: Any = root
for key in path:
if not isinstance(node, Mapping):
return {}
node = node.get(key)
return node if isinstance(node, Mapping) else {}
def _telegram_command_menu_config() -> dict[str, Any]:
"""Return normalized Telegram command-menu config with safe defaults.
Canonical user-facing path:
``platforms.telegram.extra.command_menu``.
"""
try:
from hermes_cli.config import read_raw_config
raw_cfg = read_raw_config() or {}
except Exception:
raw_cfg = {}
if not isinstance(raw_cfg, Mapping):
raw_cfg = {}
menu_cfg = dict(_nested_mapping(raw_cfg, "platforms", "telegram", "extra", "command_menu"))
max_commands = menu_cfg.get("max_commands", _DEFAULT_TELEGRAM_MENU_MAX_COMMANDS)
try:
max_commands = int(max_commands)
except (TypeError, ValueError):
max_commands = _DEFAULT_TELEGRAM_MENU_MAX_COMMANDS
max_commands = max(1, min(_TELEGRAM_BOT_API_MAX_COMMANDS, max_commands))
priority_mode = str(menu_cfg.get("priority_mode") or "prepend").strip().lower()
if priority_mode not in _TELEGRAM_PRIORITY_MODES:
priority_mode = "prepend"
raw_priority = menu_cfg.get("priority")
if isinstance(raw_priority, list):
priority = [str(item) for item in raw_priority if str(item).strip()]
else:
priority = []
return {
"max_commands": max_commands,
"priority_mode": priority_mode,
"priority": priority,
}
def telegram_menu_max_commands() -> int:
"""Return configured Telegram BotCommand menu cap with safe bounds."""
return int(_telegram_command_menu_config()["max_commands"])
def _dedupe_sanitized_names(raw_names: list[str] | tuple[str, ...]) -> tuple[str, ...]:
result: list[str] = []
seen: set[str] = set()
for raw_name in raw_names:
name = _sanitize_telegram_name(str(raw_name))
if name and name not in seen:
seen.add(name)
result.append(name)
return tuple(result)
def _telegram_effective_priority() -> tuple[str, ...]:
menu_cfg = _telegram_command_menu_config()
configured = list(_dedupe_sanitized_names(menu_cfg["priority"]))
defaults = list(_dedupe_sanitized_names(_TELEGRAM_MENU_PRIORITY))
if menu_cfg["priority_mode"] == "replace":
raw_priority = configured
elif menu_cfg["priority_mode"] == "append":
raw_priority = defaults + configured
else:
raw_priority = configured + defaults
return _dedupe_sanitized_names(raw_priority)
def _prioritize_telegram_menu_commands(
commands: list[tuple[str, str]],
) -> list[tuple[str, str]]:
priority = {
name: index
for index, name in enumerate(_telegram_effective_priority())
}
return [
command
for _index, command in sorted(
enumerate(commands),
key=lambda item: (
0,
priority[item[1][0]],
item[0],
)
if item[1][0] in priority
else (
1,
item[0],
),
)
]
_CMD_NAME_LIMIT = 32
"""Max command name length shared by Telegram and Discord."""
# Backward-compat alias — tests and external code may reference the old name.
_TG_NAME_LIMIT = _CMD_NAME_LIMIT
# Telegram Bot API allows only lowercase a-z, 0-9, and underscores in
# command names. This regex strips everything else after initial conversion.
_TG_INVALID_CHARS = re.compile(r"[^a-z0-9_]")
_TG_MULTI_UNDERSCORE = re.compile(r"_{2,}")
def _sanitize_telegram_name(raw: str) -> str:
"""Convert a command/skill/plugin name to a valid Telegram command name.
Telegram requires: 1-32 chars, lowercase a-z, digits 0-9, underscores only.
Steps: lowercase → replace hyphens with underscores → strip all other
invalid characters → collapse consecutive underscores → strip leading/
trailing underscores.
"""
name = raw.lower().replace("-", "_")
name = _TG_INVALID_CHARS.sub("", name)
name = _TG_MULTI_UNDERSCORE.sub("_", name)
return name.strip("_")
def _clamp_command_names(
entries: list[tuple[str, ...]],
reserved: set[str],
) -> list[tuple[str, ...]]:
"""Enforce 32-char command name limit with collision avoidance.
Both Telegram and Discord cap slash command names at 32 characters.
Names exceeding the limit are truncated. If truncation creates a duplicate
(against *reserved* names or earlier entries in the same batch), the name is
shortened to 31 chars and a digit ``0``-``9`` is appended to differentiate.
If all 10 digit slots are taken the entry is silently dropped.
Accepts tuples of any length >= 2. Extra elements beyond ``(name, desc)``
(e.g. ``cmd_key``) are passed through unchanged, so callers can attach
metadata that survives the rename.
"""
used: set[str] = set(reserved)
result: list[tuple] = []
for entry in entries:
name, desc, *extra = entry
if len(name) > _CMD_NAME_LIMIT:
candidate = name[:_CMD_NAME_LIMIT]
if candidate in used:
prefix = name[:_CMD_NAME_LIMIT - 1]
for digit in range(10):
candidate = f"{prefix}{digit}"
if candidate not in used:
break
else:
# All 10 digit slots exhausted — skip entry
continue
name = candidate
if name in used:
continue
used.add(name)
result.append((name, desc, *extra))
return result
# Backward-compat alias.
_clamp_telegram_names = _clamp_command_names
# ---------------------------------------------------------------------------
# Shared skill/plugin collection for gateway platforms
# ---------------------------------------------------------------------------
def _collect_gateway_skill_entries(
platform: str,
max_slots: int,
reserved_names: set[str],
desc_limit: int = 100,
sanitize_name: "Callable[[str], str] | None" = None,
) -> tuple[list[tuple[str, str, str]], int]:
"""Collect plugin + skill entries for a gateway platform.
Priority order:
1. Plugin slash commands (take precedence over skills)
2. Built-in skill commands (fill remaining slots, alphabetical)
Only skills are trimmed when the cap is reached.
Hub-installed skills are excluded. Per-platform disabled skills are
excluded.
Args:
platform: Platform identifier for per-platform skill filtering
(``"telegram"``, ``"discord"``, etc.).
max_slots: Maximum number of entries to return (remaining slots after
built-in/core commands).
reserved_names: Names already taken by built-in commands. Mutated
in-place as new names are added.
desc_limit: Max description length (40 for Telegram, 100 for Discord).
sanitize_name: Optional name transform applied before clamping, e.g.
:func:`_sanitize_telegram_name` for Telegram. May return an
empty string to signal "skip this entry".
Returns:
``(entries, hidden_count)`` where *entries* is a list of
``(name, description, cmd_key)`` triples and *hidden_count* is the
number of skill entries dropped due to the cap. ``cmd_key`` is the
original ``/skill-name`` key from :func:`get_skill_commands`.
"""
all_entries: list[tuple[str, str, str]] = []
# --- Tier 1: Plugin slash commands (never trimmed) ---------------------
plugin_pairs: list[tuple[str, str]] = []
try:
from hermes_cli.plugins import get_plugin_commands
plugin_cmds = get_plugin_commands()
for cmd_name in sorted(plugin_cmds):
name = sanitize_name(cmd_name) if sanitize_name else cmd_name
if not name:
continue
desc = plugin_cmds[cmd_name].get("description", "Plugin command")
if len(desc) > desc_limit:
desc = desc[:desc_limit - 3] + "..."
plugin_pairs.append((name, desc))
except Exception:
pass
plugin_pairs = _clamp_command_names(plugin_pairs, reserved_names)
reserved_names.update(n for n, _ in plugin_pairs)
# Plugins have no cmd_key — use empty string as placeholder
for n, d in plugin_pairs:
all_entries.append((n, d, ""))
# --- Tier 2: Built-in skill commands (trimmed at cap) -----------------
_platform_disabled: set[str] = set()
try:
from agent.skill_utils import get_disabled_skill_names
_platform_disabled = get_disabled_skill_names(platform=platform)
except Exception:
pass
skill_triples: list[tuple[str, str, str]] = []
try:
from agent.skill_commands import get_skill_commands
from tools.skills_tool import SKILLS_DIR
from agent.skill_utils import get_external_skills_dirs
_skills_dir = str(SKILLS_DIR.resolve())
_hub_dir = str((SKILLS_DIR / ".hub").resolve()).rstrip("/") + "/"
# Build set of allowed directory prefixes: local skills dir + any
# user-configured ``skills.external_dirs``. Ensure each prefix ends
# with ``/`` so ``/my-skills`` does not also match ``/my-skills-extra``.
# Without this widening, external skills are visible in
# ``hermes skills list`` and the agent's ``/skill-name`` dispatch but
# silently excluded from gateway slash menus (#8110).
_allowed_prefixes = [_skills_dir.rstrip("/") + "/"]
_allowed_prefixes.extend(
str(d).rstrip("/") + "/" for d in get_external_skills_dirs()
)
skill_cmds = get_skill_commands()
for cmd_key in sorted(skill_cmds):
info = skill_cmds[cmd_key]
skill_path = info.get("skill_md_path", "")
if not skill_path:
continue
if not any(skill_path.startswith(prefix) for prefix in _allowed_prefixes):
continue
if skill_path.startswith(_hub_dir):
continue
skill_name = info.get("name", "")
if skill_name in _platform_disabled:
continue
raw_name = cmd_key.lstrip("/")
name = sanitize_name(raw_name) if sanitize_name else raw_name
if not name:
continue
desc = info.get("description", "")
if len(desc) > desc_limit:
desc = desc[:desc_limit - 3] + "..."
skill_triples.append((name, desc, cmd_key))
except Exception:
pass
# Clamp names; cmd_key is passed through as extra payload so it survives
# any clamp-induced renames.
skill_triples = _clamp_command_names(skill_triples, reserved_names)
# Skills fill remaining slots — only tier that gets trimmed
remaining = max(0, max_slots - len(all_entries))
hidden_count = max(0, len(skill_triples) - remaining)
for n, d, k in skill_triples[:remaining]:
all_entries.append((n, d, k))
return all_entries[:max_slots], hidden_count
# ---------------------------------------------------------------------------
# Platform-specific wrappers
# ---------------------------------------------------------------------------
def telegram_menu_commands(max_commands: int = 100) -> tuple[list[tuple[str, str]], int]:
"""Return Telegram menu commands capped to the Bot API limit.
Priority order (higher priority = never bumped by overflow):
1. Core CommandDef commands (always included)
2. Plugin slash commands (take precedence over skills)
3. Built-in skill commands (fill remaining slots, alphabetical)
Skills are the only tier that gets trimmed when the cap is hit.
User-installed hub skills are excluded — accessible via /skills.
Skills disabled for the ``"telegram"`` platform (via ``hermes skills
config``) are excluded from the menu entirely.
Returns:
(menu_commands, hidden_count) where hidden_count is the number of
commands omitted due to the cap.
"""
core_commands = _prioritize_telegram_menu_commands(list(telegram_bot_commands()))
reserved_names = {n for n, _ in core_commands}
all_commands = list(core_commands)
hidden_core_count = max(0, len(all_commands) - max_commands)
remaining_slots = max(0, max_commands - len(all_commands))
entries, hidden_count = _collect_gateway_skill_entries(
platform="telegram",
max_slots=remaining_slots,
reserved_names=reserved_names,
desc_limit=40,
sanitize_name=_sanitize_telegram_name,
)
# Drop the cmd_key — Telegram only needs (name, desc) pairs.
all_commands.extend((n, d) for n, d, _k in entries)
return all_commands[:max_commands], hidden_count + hidden_core_count
def discord_skill_commands(
max_slots: int,
reserved_names: set[str],
) -> tuple[list[tuple[str, str, str]], int]:
"""Return skill entries for Discord slash command registration.
Same priority and filtering logic as :func:`telegram_menu_commands`
(plugins > skills, hub excluded, per-platform disabled excluded), but
adapted for Discord's constraints:
- Hyphens are allowed in names (no ``-`` → ``_`` sanitization)
- Descriptions capped at 100 chars (Discord's per-field max)
Args:
max_slots: Available command slots (100 minus existing built-in count).
reserved_names: Names of already-registered built-in commands.
Returns:
``(entries, hidden_count)`` where *entries* is a list of
``(discord_name, description, cmd_key)`` triples. ``cmd_key`` is
the original ``/skill-name`` key needed for the slash handler callback.
"""
return _collect_gateway_skill_entries(
platform="discord",
max_slots=max_slots,
reserved_names=set(reserved_names), # copy — don't mutate caller's set
desc_limit=100,
)
def discord_skill_commands_by_category(
reserved_names: set[str],
) -> tuple[dict[str, list[tuple[str, str, str]]], list[tuple[str, str, str]], int]:
"""Return skill entries organized by category for Discord ``/skill`` autocomplete.
Skills whose directory is nested at least 2 levels under a scan root
(e.g. ``creative/ascii-art/SKILL.md``) are grouped by their top-level
category. Root-level skills (e.g. ``dogfood/SKILL.md``) are returned as
*uncategorized*.
Scan roots include the local ``SKILLS_DIR`` **and** any configured
``skills.external_dirs`` — matching the widened filter applied to the
flat ``discord_skill_commands()`` collector in #18741. Without this
parity, external-dir skills are visible via ``hermes skills list`` and
the agent's ``/skill-name`` dispatch but silently absent from Discord's
``/skill`` autocomplete.
Filtering mirrors :func:`discord_skill_commands`: hub skills excluded,
per-platform disabled excluded, names clamped to 32 chars, descriptions
clamped to 100 chars.
The legacy 25-group × 25-subcommand caps (from the old nested
``/skill <cat> <name>`` layout) are **not** applied — the live caller
(``_register_skill_group`` in ``gateway/platforms/discord.py``, refactored
in PR #11580) flattens these results and feeds them into a single
autocomplete callback, which scales to thousands of entries without any
per-command payload concerns. ``hidden_count`` is retained in the return
tuple for backward compatibility and still reports skills dropped for
other reasons (32-char clamp collision vs a reserved name).
Returns:
``(categories, uncategorized, hidden_count)``
- *categories*: ``{category_name: [(name, description, cmd_key), ...]}``
- *uncategorized*: ``[(name, description, cmd_key), ...]``
- *hidden_count*: skills dropped due to name clamp collisions
against already-registered command names.
"""
from pathlib import Path as _P
_platform_disabled: set[str] = set()
try:
from agent.skill_utils import get_disabled_skill_names
_platform_disabled = get_disabled_skill_names(platform="discord")
except Exception:
pass
# Collect raw skill data --------------------------------------------------
categories: dict[str, list[tuple[str, str, str]]] = {}
uncategorized: list[tuple[str, str, str]] = []
# Map clamped-32-char-name → what it came from, so we can emit an
# actionable warning on collision. Reserved (gateway-builtin) command
# names are marked with a sentinel so the warning distinguishes
# "skill collided with a reserved command" from "two skills collided
# on the 32-char clamp" — the latter is the rename-worthy case.
_names_used: dict[str, str] = dict.fromkeys(reserved_names, "<reserved>")
hidden = 0
try:
from agent.skill_commands import get_skill_commands
from agent.skill_utils import get_external_skills_dirs
from tools.skills_tool import SKILLS_DIR
_skills_dir = SKILLS_DIR.resolve()
_hub_dir = (SKILLS_DIR / ".hub").resolve()
# Build list of (resolved_root, is_local) tuples. Each external dir
# becomes its own scan root for category derivation — a skill at
# ``<external>/mlops/foo/SKILL.md`` is still categorized as "mlops".
_scan_roots: list[_P] = [_skills_dir]
try:
for ext in get_external_skills_dirs():
try:
_scan_roots.append(_P(ext).resolve())
except Exception:
continue
except Exception:
pass
skill_cmds = get_skill_commands()
for cmd_key in sorted(skill_cmds):
info = skill_cmds[cmd_key]
skill_path = info.get("skill_md_path", "")
if not skill_path:
continue
sp = _P(skill_path).resolve()
# Hub skills are loaded via the skill hub, not surfaced as
# slash commands.
if str(sp).startswith(str(_hub_dir)):
continue
# Accept skill if it lives under any scan root; record the
# matching root so we can derive the category correctly.
matched_root: _P | None = None
for root in _scan_roots:
try:
sp.relative_to(root)
except ValueError:
continue
matched_root = root
break
if matched_root is None:
continue
skill_name = info.get("name", "")
if skill_name in _platform_disabled:
continue
raw_name = cmd_key.lstrip("/")
# Clamp to 32 chars (Discord per-command name limit)
discord_name = raw_name[:32]
if discord_name in _names_used:
# Two skills whose first 32 chars are identical. One wins
# (the first one seen, which is alphabetical because the
# caller iterates ``sorted(skill_cmds)``); the other is
# dropped from Discord's /skill autocomplete.
#
# Silently counting this as ``hidden`` (the old behavior)
# meant skill authors had no way to discover the drop —
# their skill just didn't appear in the picker. Emit a
# WARNING naming both sides so the author can rename the
# losing skill's frontmatter name to something with a
# distinct 32-char prefix.
prior = _names_used[discord_name]
if prior == "<reserved>":
logger.warning(
"Discord /skill: %r (from %r) collides on its 32-char "
"clamp with a reserved gateway command name %r — the "
"skill will not appear in the /skill autocomplete. "
"Rename the skill's frontmatter ``name:`` to differ "
"in its first 32 chars.",
discord_name, cmd_key, discord_name,
)
else:
logger.warning(
"Discord /skill: %r and %r both clamp to %r on "
"Discord's 32-char command-name limit — only %r "
"will appear in the /skill autocomplete. Rename "
"one skill's frontmatter ``name:`` to differ in "
"its first 32 chars.",
prior, cmd_key, discord_name, prior,
)
hidden += 1
continue
_names_used[discord_name] = cmd_key
desc = info.get("description", "")
if len(desc) > 100:
desc = desc[:97] + "..."
# Determine category from the relative path within the matched
# scan root. e.g. creative/ascii-art/SKILL.md → ("creative", ...)
rel = sp.parent.relative_to(matched_root)
parts = rel.parts
if len(parts) >= 2:
cat = parts[0]
categories.setdefault(cat, []).append((discord_name, desc, cmd_key))
else:
uncategorized.append((discord_name, desc, cmd_key))
except Exception:
pass
return categories, uncategorized, hidden
# ---------------------------------------------------------------------------
# Slack native slash commands
# ---------------------------------------------------------------------------
# Slack slash command name constraints: lowercase a-z, 0-9, hyphens,
# underscores. Max 32 chars. Slack app manifest accepts up to 50 slash
# commands per app.
_SLACK_MAX_SLASH_COMMANDS = 50
_SLACK_NAME_LIMIT = 32
_SLACK_INVALID_CHARS = re.compile(r"[^a-z0-9_\-]")
_SLACK_RESERVED_COMMANDS = frozenset({
# Built-in Slack slash commands that cannot be registered by apps.
# https://slack.com/help/articles/201259356-Use-built-in-slash-commands
"me", "status", "away", "dnd", "shrug", "remind", "msg", "feed",
"who", "collapse", "expand", "leave", "join", "open", "search",
"topic", "mute", "pro", "shortcuts",
})
# High-value aliases that must survive Slack's 50-slash cap even when the
# registry fills up. Without this, adding a new canonical command silently
# clamps off low-priority aliases (they're added in the second pass), so a
# long-standing native slash like /btw could disappear just because an
# unrelated command landed. These claim their slots right after /hermes,
# ahead of both canonical names and the rest of the aliases. Anything not
# listed here still degrades gracefully (reachable via /hermes <command>).
# Keep this list TIGHT: every pinned alias takes a slot a canonical command
# would otherwise get, and the Telegram-parity test fails when a canonical
# gets clamped ("reset" was unpinned for exactly that — /new keeps its
# native slot, the alias spelling stays reachable via /hermes reset).
_SLACK_PRIORITY_ALIASES = ("btw", "bg")
# Canonical commands intentionally NOT given a native Slack slash slot. Slack
# caps apps at 50 slash commands and the registry is at that ceiling; rather
# than let the clamp silently drop whichever command sorts last (and break
# Telegram parity), we explicitly route a few low-frequency commands through
# ``/hermes <command>`` on Slack only. They remain native on every other
# surface (CLI, TUI, Telegram, Discord). Keep this list TIGHT and intentional —
# the telegram-parity test reads it so an entry here is a deliberate
# "Slack-via-/hermes" decision, not a silent clamp.
# - topup: the billing/balance surface; reached via /hermes topup on Slack.
# (the rehaul folded the old /credits + /billing surfaces into /topup.)
# - moa: high-cost slash mode, available through /hermes moa to avoid
# displacing existing native Slack slash commands at the 50-command cap.
# - debug: the log/report upload surface; reached via /hermes debug on Slack.
_SLACK_VIA_HERMES_ONLY = frozenset({"topup", "moa", "debug"})
def _sanitize_slack_name(raw: str) -> str:
"""Convert a command name to a valid Slack slash command name.
Slack allows lowercase a-z, digits, hyphens, and underscores. Max 32
chars. Uppercase is lowercased; invalid chars are stripped.
"""
name = raw.lower()
name = _SLACK_INVALID_CHARS.sub("", name)
name = name.strip("-_")
return name[:_SLACK_NAME_LIMIT]
def slack_native_slashes() -> list[tuple[str, str, str]]:
"""Return (slash_name, description, usage_hint) triples for Slack.
Every gateway-available command in ``COMMAND_REGISTRY`` is surfaced as
a standalone Slack slash command (e.g. ``/btw``, ``/stop``, ``/model``),
matching Discord's and Telegram's model where every command is a
first-class slash and not a ``/hermes <verb>`` subcommand.
Both canonical names and aliases are included so users can type any
documented form (e.g. ``/background``, ``/bg``, and ``/btw`` all work).
Plugin-registered slash commands are included too.
Commands whose sanitized name collides with a Slack built-in
(e.g. ``/status``, ``/me``, ``/join``) are silently skipped. Users
can still reach them via ``/hermes <command>``.
Results are clamped to Slack's 50-command limit with duplicate-name
avoidance. ``/hermes`` is always reserved as the first entry so the
legacy ``/hermes <subcommand>`` form keeps working for anything that
gets dropped by the clamp or for free-form questions.
"""
overrides = _resolve_config_gates()
entries: list[tuple[str, str, str]] = []
seen: set[str] = set()
# Reserve /hermes as the catch-all top-level command.
entries.append(("hermes", "Talk to Hermes or run a subcommand", "[subcommand] [args]"))
seen.add("hermes")
def _add(name: str, desc: str, hint: str) -> None:
slack_name = _sanitize_slack_name(name)
if not slack_name or slack_name in seen:
return
if slack_name in _SLACK_RESERVED_COMMANDS:
return
if slack_name in _SLACK_VIA_HERMES_ONLY:
# Intentionally Slack-via-/hermes only (see _SLACK_VIA_HERMES_ONLY).
return
if len(entries) >= _SLACK_MAX_SLASH_COMMANDS:
return
# Slack description cap is 2000 chars; keep it short.
entries.append((slack_name, desc[:140], hint[:100]))
seen.add(slack_name)
# Priority pass: pin high-value aliases (e.g. /btw, /bg, /reset) ahead of
# everything except /hermes, so a new canonical command can never silently
# clamp them off the 50-slash cap. Each alias borrows its parent command's
# description and hint.
_alias_to_cmd = {
alias: cmd
for cmd in COMMAND_REGISTRY
if _is_gateway_available(cmd, overrides)
for alias in cmd.aliases
}
for alias in _SLACK_PRIORITY_ALIASES:
cmd = _alias_to_cmd.get(alias)
if cmd is not None:
_add(alias, f"Alias for /{cmd.name}{cmd.description}", cmd.args_hint or "")
# First pass: canonical names (so they win slots if we hit the cap).
for cmd in COMMAND_REGISTRY:
if not _is_gateway_available(cmd, overrides):
continue
_add(cmd.name, cmd.description, cmd.args_hint or "")
# Second pass: aliases.
for cmd in COMMAND_REGISTRY:
if not _is_gateway_available(cmd, overrides):
continue
for alias in cmd.aliases:
# Skip aliases that only differ from canonical by case/punctuation
# normalization (already covered by _add dedup).
_add(alias, f"Alias for /{cmd.name}{cmd.description}", cmd.args_hint or "")
# Third pass: plugin commands.
for name, description, args_hint in _iter_plugin_command_entries():
_add(name, description, args_hint or "")
return entries
def slack_app_manifest(request_url: str = "https://hermes-agent.local/slack/commands") -> dict[str, Any]:
"""Generate a Slack app manifest with all gateway commands as slashes.
``request_url`` is required by Slack's manifest schema for every slash
command, but in Socket Mode (which we use) Slack ignores it and routes
the command event through the WebSocket. A placeholder URL is fine.
The returned dict is the ``features.slash_commands`` portion only —
callers compose it into a full manifest (or merge into an existing
one). Keeping it narrow avoids coupling us to the rest of the manifest
schema (display_information, oauth_config, settings, etc.) which users
set up once in the Slack UI and rarely change.
"""
slashes = []
for name, desc, usage in slack_native_slashes():
entry = {
"command": f"/{name}",
"description": desc or f"Run /{name}",
"should_escape": False,
"url": request_url,
}
if usage:
entry["usage_hint"] = usage
slashes.append(entry)
return {"features": {"slash_commands": slashes}}
def slack_subcommand_map() -> dict[str, str]:
"""Return subcommand -> /command mapping for Slack /hermes handler.
Maps both canonical names and aliases so /hermes bg do stuff works
the same as /hermes background do stuff.
Plugin-registered slash commands are included so ``/hermes <plugin-cmd>``
routes through the plugin handler.
"""
overrides = _resolve_config_gates()
mapping: dict[str, str] = {}
for cmd in COMMAND_REGISTRY:
if not _is_gateway_available(cmd, overrides):
continue
mapping[cmd.name] = f"/{cmd.name}"
for alias in cmd.aliases:
mapping[alias] = f"/{alias}"
for name, _description, _args_hint in _iter_plugin_command_entries():
if name not in mapping:
mapping[name] = f"/{name}"
return mapping
# ---------------------------------------------------------------------------
# Autocomplete
# ---------------------------------------------------------------------------
class SlashCommandCompleter(Completer):
"""Autocomplete for built-in slash commands, subcommands, and skill commands."""
def __init__(
self,
skill_commands_provider: Callable[[], Mapping[str, dict[str, Any]]] | None = None,
command_filter: Callable[[str], bool] | None = None,
skill_bundles_provider: Callable[[], Mapping[str, dict[str, Any]]] | None = None,
) -> None:
self._skill_commands_provider = skill_commands_provider
self._command_filter = command_filter
self._skill_bundles_provider = skill_bundles_provider
# Cached project file list for fuzzy @ completions
self._file_cache: list[str] = []
self._file_cache_time: float = 0.0
self._file_cache_cwd: str = ""
def _command_allowed(self, slash_command: str) -> bool:
if self._command_filter is None:
return True
try:
return bool(self._command_filter(slash_command))
except Exception:
return True
def _iter_skill_commands(self) -> Mapping[str, dict[str, Any]]:
if self._skill_commands_provider is None:
return {}
try:
return self._skill_commands_provider() or {}
except Exception:
return {}
def _iter_skill_bundles(self) -> Mapping[str, dict[str, Any]]:
if self._skill_bundles_provider is None:
return {}
try:
return self._skill_bundles_provider() or {}
except Exception:
return {}
# -- stacked slash-skill completion helpers ---------------------------
@staticmethod
def _normalize_skill_token(token: str) -> str:
"""Canonicalize a typed skill token to its hyphenated /slug form.
Mirrors resolve_skill_command_key() in agent/skill_commands.py:
underscores (Telegram bot-command form) are interchangeable with
hyphens.
"""
return "/" + token.lstrip("/").replace("_", "-").lower()
def _is_skill_command(self, token: str) -> bool:
return self._normalize_skill_token(token) in self._iter_skill_commands()
def _stacked_skill_completions(self, text: str):
"""Offer skill-command completions for stacked invocations.
After ``/skill-a `` the user may chain more leading skills
(``/skill-a /skill-b do XYZ``). While every whitespace-delimited
token so far resolves to a distinct skill command and the current
word under the cursor starts with ``/``, keep offering the remaining
skill commands. The moment the chain is broken (a non-skill token
appears, the cap is reached, or the user is typing plain instruction
text) we offer nothing — instruction text must never be polluted
with skill suggestions.
"""
try:
from agent.skill_commands import _MAX_STACKED_SKILLS as _cap
except Exception:
_cap = 5
tokens = text.split()
if text.endswith(" "):
completed, current_word = tokens, ""
else:
completed, current_word = tokens[:-1], tokens[-1]
# The chain must be unbroken: every completed token is a distinct
# skill command, and there's room left under the cap.
seen: set[str] = set()
for token in completed:
key = self._normalize_skill_token(token)
if key not in self._iter_skill_commands() or key in seen:
return
seen.add(key)
if len(seen) >= _cap:
return
# Only suggest while the user is typing another /token — a bare
# space after the chain means they may be starting the instruction.
if not current_word.startswith("/"):
return
word_key = self._normalize_skill_token(current_word)
for cmd, info in self._iter_skill_commands().items():
if cmd in seen or not cmd.startswith(word_key):
continue
description = str(info.get("description", "Skill command"))
short_desc = description[:50] + ("..." if len(description) > 50 else "")
# Exact match: append a trailing space so the dropdown stays
# visible and the next stacked token can be typed immediately
# (mirrors _completion_text semantics).
replacement = f"{cmd} " if cmd == word_key else cmd
yield Completion(
replacement,
start_position=-len(current_word),
display=cmd,
display_meta=f"{short_desc}",
)
# Commands that open pickers when run without arguments.
# These should NOT receive a trailing space in completions because:
# - The TUI's submit handler applies completions on Enter if input differs
# - Adding space makes "/model" → "/model " which blocks picker execution
_PICKER_COMMANDS = frozenset({"model", "skin", "personality"})
@staticmethod
def _completion_text(cmd_name: str, word: str) -> str:
"""Return replacement text for a completion.
When the user has already typed the full command exactly (``/help``),
returning ``help`` would be a no-op and prompt_toolkit suppresses the
menu. Appending a trailing space keeps the dropdown visible and makes
backspacing retrigger it naturally.
However, commands that open pickers (model, skin, personality) should
NOT get a trailing space — the TUI would apply the completion on Enter
and block the picker from opening.
"""
if cmd_name != word:
return cmd_name
# Don't add space for picker commands — allows Enter to execute them
if cmd_name in SlashCommandCompleter._PICKER_COMMANDS:
return cmd_name
return f"{cmd_name} "
@staticmethod
def _extract_path_word(text: str) -> str | None:
"""Extract the current word if it looks like a file path.
Returns the path-like token under the cursor, or None if the
current word doesn't look like a path. A word is path-like when
it starts with ``./``, ``../``, ``~/``, ``/``, or contains a
``/`` separator (e.g. ``src/main.py``).
Tokens containing a ``://`` scheme separator (e.g. URLs like
``https://example.com/x``) are excluded even though they contain a
``/`` — they are never useful local-path completions.
"""
if not text:
return None
# Walk backwards to find the start of the current "word".
# Words are delimited by spaces, but paths can contain almost anything.
i = len(text) - 1
while i >= 0 and text[i] != " ":
i -= 1
word = text[i + 1:]
if not word:
return None
# URLs contain "/" but are not local paths. Treating them as paths fires
# os.listdir on every keystroke while typing/pasting a link (e.g. an
# https:// URL becomes a listdir of "https:") — pure latency, never a
# useful completion. Skip any token with a scheme separator.
if "://" in word:
return None
# Only trigger path completion for path-like tokens
if word.startswith(("./", "../", "~/", "/")) or "/" in word:
return word
return None
@staticmethod
def _path_completions(word: str, limit: int = 30):
"""Yield Completion objects for file paths matching *word*."""
expanded = os.path.expanduser(word)
# Split into directory part and prefix to match inside it
if expanded.endswith("/"):
search_dir = expanded
prefix = ""
else:
search_dir = os.path.dirname(expanded) or "."
prefix = os.path.basename(expanded)
try:
entries = os.listdir(search_dir)
except OSError:
return
count = 0
prefix_lower = prefix.lower()
for entry in sorted(entries):
if prefix and not entry.lower().startswith(prefix_lower):
continue
if count >= limit:
break
full_path = os.path.join(search_dir, entry)
is_dir = os.path.isdir(full_path)
# Build the completion text (what replaces the typed word)
if word.startswith("~"):
display_path = "~/" + os.path.relpath(full_path, os.path.expanduser("~"))
elif os.path.isabs(word):
display_path = full_path
else:
# Keep relative
display_path = os.path.relpath(full_path)
if is_dir:
display_path += "/"
suffix = "/" if is_dir else ""
meta = "dir" if is_dir else _file_size_label(full_path)
yield Completion(
display_path,
start_position=-len(word),
display=entry + suffix,
display_meta=meta,
)
count += 1
@staticmethod
def _extract_context_word(text: str) -> str | None:
"""Extract a bare ``@`` token for context reference completions."""
if not text:
return None
# Walk backwards to find the start of the current word
i = len(text) - 1
while i >= 0 and text[i] != " ":
i -= 1
word = text[i + 1:]
if not word.startswith("@"):
return None
return word
def _context_completions(self, word: str, limit: int = 30):
"""Yield Claude Code-style @ context completions.
Bare ``@`` or ``@partial`` shows static references and matching
files/folders. ``@file:path`` and ``@folder:path`` are handled
by the existing path completion path.
"""
lowered = word.lower()
# Static context references
_STATIC_REFS = (
("@diff", "Git working tree diff"),
("@staged", "Git staged diff"),
("@file:", "Attach a file"),
("@folder:", "Attach a folder"),
("@git:", "Git log with diffs (e.g. @git:5)"),
("@url:", "Fetch web content"),
)
for candidate, meta in _STATIC_REFS:
if candidate.lower().startswith(lowered) and candidate.lower() != lowered:
yield Completion(
candidate,
start_position=-len(word),
display=candidate,
display_meta=meta,
)
# If the user typed @file: / @folder: (or just @file / @folder with
# no colon yet), delegate to path completions. Accepting the bare
# form lets the picker surface directories as soon as the user has
# typed `@folder`, without requiring them to first accept the static
# `@folder:` hint and re-trigger completion.
for prefix in ("@file:", "@folder:"):
bare = prefix[:-1]
if word == bare or word.startswith(prefix):
want_dir = prefix == "@folder:"
path_part = '' if word == bare else word[len(prefix):]
expanded = os.path.expanduser(path_part)
if not expanded or expanded == ".":
search_dir, match_prefix = ".", ""
elif expanded.endswith("/"):
search_dir, match_prefix = expanded, ""
else:
search_dir = os.path.dirname(expanded) or "."
match_prefix = os.path.basename(expanded)
try:
entries = os.listdir(search_dir)
except OSError:
return
count = 0
prefix_lower = match_prefix.lower()
for entry in sorted(entries):
if match_prefix and not entry.lower().startswith(prefix_lower):
continue
full_path = os.path.join(search_dir, entry)
is_dir = os.path.isdir(full_path)
# `@folder:` must only surface directories; `@file:` only
# regular files. Without this filter `@folder:` listed
# every .env / .gitignore in the cwd, defeating the
# explicit prefix and confusing users expecting a
# directory picker.
if want_dir != is_dir:
continue
if count >= limit:
break
display_path = os.path.relpath(full_path)
suffix = "/" if is_dir else ""
meta = "dir" if is_dir else _file_size_label(full_path)
completion = f"{prefix}{display_path}{suffix}"
yield Completion(
completion,
start_position=-len(word),
display=entry + suffix,
display_meta=meta,
)
count += 1
return
# Bare @ or @partial — fuzzy project-wide file search
query = word[1:] # strip the @
yield from self._fuzzy_file_completions(word, query, limit)
def _get_project_files(self) -> list[str]:
"""Return cached list of project files (refreshed every 5s)."""
cwd = os.getcwd()
now = time.monotonic()
if (
self._file_cache
and self._file_cache_cwd == cwd
and now - self._file_cache_time < 5.0
):
return self._file_cache
files: list[str] = []
# Try rg first (fast, respects .gitignore), then fd, then find.
for cmd in [
["rg", "--files", "--sortr=modified", cwd],
["rg", "--files", cwd],
["fd", "--type", "f", "--base-directory", cwd],
]:
tool = cmd[0]
if not shutil.which(tool):
continue
try:
proc = subprocess.run(
cmd, capture_output=True, text=True, timeout=2,
cwd=cwd, encoding="utf-8", errors="replace",
)
if proc.returncode == 0 and proc.stdout and proc.stdout.strip():
raw = proc.stdout.strip().split("\n")
# Store relative paths
for p in raw[:5000]:
rel = os.path.relpath(p, cwd) if os.path.isabs(p) else p
files.append(rel)
break
except (subprocess.TimeoutExpired, OSError):
continue
self._file_cache = files
self._file_cache_time = now
self._file_cache_cwd = cwd
return files
@staticmethod
def _score_path(filepath: str, query: str) -> int:
"""Score a file path against a fuzzy query. Higher = better match."""
if not query:
return 1 # show everything when query is empty
filename = os.path.basename(filepath)
lower_file = filename.lower()
lower_path = filepath.lower()
lower_q = query.lower()
# Exact filename match
if lower_file == lower_q:
return 100
# Filename starts with query
if lower_file.startswith(lower_q):
return 80
# Filename contains query as substring
if lower_q in lower_file:
return 60
# Full path contains query
if lower_q in lower_path:
return 40
# Initials / abbreviation match: e.g. "fo" matches "file_operations"
# Check if query chars appear in order in filename
qi = 0
for c in lower_file:
if qi < len(lower_q) and c == lower_q[qi]:
qi += 1
if qi == len(lower_q):
# Bonus if matches land on word boundaries (after _, -, /, .)
boundary_hits = 0
qi = 0
prev = "_" # treat start as boundary
for c in lower_file:
if qi < len(lower_q) and c == lower_q[qi]:
if prev in "_-./":
boundary_hits += 1
qi += 1
prev = c
if boundary_hits >= len(lower_q) * 0.5:
return 35
return 25
return 0
def _fuzzy_file_completions(self, word: str, query: str, limit: int = 20):
"""Yield fuzzy file completions for bare @query."""
files = self._get_project_files()
if not query:
# No query — show recently modified files (already sorted by mtime)
for fp in files[:limit]:
is_dir = fp.endswith("/")
filename = os.path.basename(fp)
kind = "folder" if is_dir else "file"
meta = "dir" if is_dir else _file_size_label(
os.path.join(os.getcwd(), fp)
)
yield Completion(
f"@{kind}:{fp}",
start_position=-len(word),
display=filename,
display_meta=meta,
)
return
# Score and rank
scored = []
for fp in files:
s = self._score_path(fp, query)
if s > 0:
scored.append((s, fp))
scored.sort(key=lambda x: (-x[0], x[1]))
for _, fp in scored[:limit]:
is_dir = fp.endswith("/")
filename = os.path.basename(fp)
kind = "folder" if is_dir else "file"
meta = "dir" if is_dir else _file_size_label(
os.path.join(os.getcwd(), fp)
)
yield Completion(
f"@{kind}:{fp}",
start_position=-len(word),
display=filename,
display_meta=f"{fp} {meta}" if meta else fp,
)
@staticmethod
def _skin_completions(sub_text: str, sub_lower: str):
"""Yield completions for /skin from available skins."""
try:
from hermes_cli.skin_engine import list_skins
for s in list_skins():
name = s["name"]
if name.startswith(sub_lower) and name != sub_lower:
yield Completion(
name,
start_position=-len(sub_text),
display=name,
display_meta=s.get("description", "") or s.get("source", ""),
)
except Exception:
pass
@staticmethod
def _tools_completions(sub_text: str, sub_lower: str):
"""Yield completions for /tools — subcommand + toolset/MCP-server name.
Handles both ``/tools <tab>`` (suggesting ``list|disable|enable``) and
``/tools enable <tab>`` / ``/tools disable <tab>`` (suggesting toolset
keys and MCP server prefixes, filtered by current enable state so the
user only sees actionable options).
"""
SUBS = ("list", "disable", "enable")
parts = sub_text.split()
trailing_space = sub_text.endswith(" ")
# Subcommand stage: zero words typed, or completing the first word.
if len(parts) == 0 or (len(parts) == 1 and not trailing_space):
partial = sub_text if not trailing_space else ""
for sub in SUBS:
if sub.startswith(partial.lower()) and sub != partial.lower():
yield Completion(sub, start_position=-len(partial), display=sub)
return
subcommand = parts[0].lower()
if subcommand not in ("enable", "disable"):
return
partial = "" if trailing_space else parts[-1]
partial_lower = partial.lower()
already = set(parts[1:] if trailing_space else parts[1:-1])
try:
from hermes_cli.config import load_config
from hermes_cli.tools_config import (
CONFIGURABLE_TOOLSETS,
_get_platform_tools,
_get_plugin_toolset_keys,
)
config = load_config()
enabled = _get_platform_tools(config, "cli", include_default_mcp_servers=False)
for ts_key, label, _desc in CONFIGURABLE_TOOLSETS:
if ts_key in already or not ts_key.startswith(partial_lower):
continue
is_on = ts_key in enabled
if subcommand == "enable" and is_on:
continue
if subcommand == "disable" and not is_on:
continue
yield Completion(
ts_key,
start_position=-len(partial),
display=ts_key,
display_meta=label,
)
for ts_key in sorted(_get_plugin_toolset_keys()):
if ts_key in already or not ts_key.startswith(partial_lower):
continue
is_on = ts_key in enabled
if subcommand == "enable" and is_on:
continue
if subcommand == "disable" and not is_on:
continue
yield Completion(
ts_key,
start_position=-len(partial),
display=ts_key,
display_meta="plugin toolset",
)
mcp_servers = config.get("mcp_servers") or {}
if isinstance(mcp_servers, dict):
for server in sorted(mcp_servers):
prefix = f"{server}:"
if prefix in already or not prefix.startswith(partial_lower):
continue
yield Completion(
prefix,
start_position=-len(partial),
display=prefix,
display_meta=f"MCP server '{server}'",
)
except Exception:
return
@staticmethod
def _handoff_completions(sub_text: str, sub_lower: str):
"""Yield platform completions for /handoff.
Offers connected (enabled + configured) gateway platforms. A recorded
home channel is NOT required to list a platform — it's often learned at
runtime — so the meta hints whether one is set yet. Completes only the
first arg (the platform); once one is chosen, stop.
"""
parts = sub_text.split()
trailing_space = sub_text.endswith(" ")
if len(parts) > 1 or (len(parts) == 1 and trailing_space):
return
partial = "" if (not parts or trailing_space) else parts[-1]
partial_lower = partial.lower()
try:
from gateway.config import load_gateway_config
gw = load_gateway_config()
platforms = gw.get_connected_platforms()
except Exception:
return
for platform in platforms:
name = platform.value
if not name.startswith(partial_lower):
continue
try:
home = gw.get_home_channel(platform)
except Exception:
home = None
meta = f"{home.name}" if home and getattr(home, "name", None) else "send this session here"
yield Completion(
name,
start_position=-len(partial),
display=name,
display_meta=meta,
)
@staticmethod
def _personality_completions(sub_text: str, sub_lower: str):
"""Yield completions for /personality from configured personalities."""
try:
# Resolve from the same source the runtime applies personalities —
# agent.personalities via the CLI config (which ships the built-ins).
# load_config()'s schema has no agent.personalities, so the completer
# used to come back empty even with personalities available.
from cli import load_cli_config
personalities = (load_cli_config().get("agent") or {}).get("personalities", {}) or {}
if "none".startswith(sub_lower) and "none" != sub_lower:
yield Completion(
"none",
start_position=-len(sub_text),
display="none",
display_meta="clear personality overlay",
)
for name, prompt in personalities.items():
if name.startswith(sub_lower) and name != sub_lower:
if isinstance(prompt, dict):
meta = prompt.get("description") or prompt.get("system_prompt", "")[:50]
else:
meta = str(prompt)[:50]
yield Completion(
name,
start_position=-len(sub_text),
display=name,
display_meta=meta,
)
except Exception:
pass
def get_completions(self, document, complete_event):
text = document.text_before_cursor
if not text.startswith("/"):
# Try @ context completion (Claude Code-style)
ctx_word = self._extract_context_word(text)
if ctx_word is not None:
yield from self._context_completions(ctx_word)
return
# Try file path completion for non-slash input
path_word = self._extract_path_word(text)
if path_word is not None:
yield from self._path_completions(path_word)
return
# Check if we're completing a subcommand (base command already typed)
parts = text.split(maxsplit=1)
base_cmd = parts[0].lower()
if len(parts) > 1 or (len(parts) == 1 and text.endswith(" ")):
sub_text = parts[1] if len(parts) > 1 else ""
sub_lower = sub_text.lower()
# Stacked slash-skill invocations: after `/skill-a ` the user may
# chain more skills (`/skill-a /skill-b …`), so keep offering
# skill-command completions while the leading-skill chain is
# unbroken (see split_stacked_skill_commands in
# agent/skill_commands.py).
if self._is_skill_command(base_cmd):
yield from self._stacked_skill_completions(text)
return
# Dynamic completions for commands with runtime lists
if " " not in sub_text:
if base_cmd == "/skin":
yield from self._skin_completions(sub_text, sub_lower)
return
if base_cmd == "/personality":
yield from self._personality_completions(sub_text, sub_lower)
return
# /tools needs multi-word completion (subcommand + toolset name)
# so it handles both stages itself, bypassing the single-word
# SUBCOMMANDS branch below.
if base_cmd == "/tools":
yield from self._tools_completions(sub_text, sub_lower)
return
if base_cmd == "/handoff":
yield from self._handoff_completions(sub_text, sub_lower)
return
# Static subcommand completions
if " " not in sub_text and base_cmd in SUBCOMMANDS and self._command_allowed(base_cmd):
for sub in SUBCOMMANDS[base_cmd]:
if sub.startswith(sub_lower) and sub != sub_lower:
yield Completion(
sub,
start_position=-len(sub_text),
display=sub,
)
return
word = text[1:]
for cmd, desc in COMMANDS.items():
if not self._command_allowed(cmd):
continue
cmd_name = cmd[1:]
if cmd_name.startswith(word):
yield Completion(
self._completion_text(cmd_name, word),
start_position=-len(word),
display=cmd,
display_meta=desc,
)
for cmd, info in self._iter_skill_bundles().items():
cmd_name = cmd[1:]
if cmd_name.startswith(word):
description = str(info.get("description", "Skill bundle"))
short_desc = description[:50] + ("..." if len(description) > 50 else "")
skill_count = len(info.get("skills", []))
yield Completion(
self._completion_text(cmd_name, word),
start_position=-len(word),
display=cmd,
display_meta=f"{short_desc} ({skill_count} skills)",
)
for cmd, info in self._iter_skill_commands().items():
cmd_name = cmd[1:]
if cmd_name.startswith(word):
description = str(info.get("description", "Skill command"))
short_desc = description[:50] + ("..." if len(description) > 50 else "")
yield Completion(
self._completion_text(cmd_name, word),
start_position=-len(word),
display=cmd,
display_meta=f"{short_desc}",
)
# Plugin-registered slash commands
try:
from hermes_cli.plugins import get_plugin_commands
for cmd_name, cmd_info in get_plugin_commands().items():
if cmd_name.startswith(word):
desc = str(cmd_info.get("description", "Plugin command"))
short_desc = desc[:50] + ("..." if len(desc) > 50 else "")
yield Completion(
self._completion_text(cmd_name, word),
start_position=-len(word),
display=f"/{cmd_name}",
display_meta=f"🔌 {short_desc}",
)
except Exception:
pass
# ---------------------------------------------------------------------------
# Inline auto-suggest (ghost text) for slash commands
# ---------------------------------------------------------------------------
class SlashCommandAutoSuggest(AutoSuggest):
"""Inline ghost-text suggestions for slash commands and their subcommands.
Shows the rest of a command or subcommand in dim text as you type.
Falls back to history-based suggestions for non-slash input.
"""
def __init__(
self,
history_suggest: AutoSuggest | None = None,
completer: SlashCommandCompleter | None = None,
) -> None:
self._history = history_suggest
self._completer = completer # Reuse its model cache
def get_suggestion(self, buffer, document):
text = document.text_before_cursor
# Only suggest for slash commands
if not text.startswith("/"):
# Fall back to history for regular text
if self._history:
return self._history.get_suggestion(buffer, document)
return None
parts = text.split(maxsplit=1)
base_cmd = parts[0].lower()
if len(parts) == 1 and not text.endswith(" "):
# Still typing the command name: /upd → suggest "ate"
word = text[1:].lower()
for cmd in COMMANDS:
if self._completer is not None and not self._completer._command_allowed(cmd):
continue
cmd_name = cmd[1:] # strip leading /
if cmd_name.startswith(word) and cmd_name != word:
return Suggestion(cmd_name[len(word):])
return None
# Command is complete — suggest subcommands
sub_text = parts[1] if len(parts) > 1 else ""
sub_lower = sub_text.lower()
# Stacked slash-skill invocations: while the leading tokens form an
# unbroken skill chain and the user is typing another /token,
# ghost-suggest the rest of the next skill name. Otherwise fall
# through to the history fallback for instruction text.
if (
self._completer is not None
and self._completer._is_skill_command(base_cmd)
):
for completion in self._completer._stacked_skill_completions(text):
remainder = completion.text[-completion.start_position:] \
if completion.start_position else completion.text
if remainder.strip():
return Suggestion(remainder)
# Static subcommands
if self._completer is not None and not self._completer._command_allowed(base_cmd):
return None
if base_cmd in SUBCOMMANDS and SUBCOMMANDS[base_cmd]:
if " " not in sub_text:
for sub in SUBCOMMANDS[base_cmd]:
if sub.startswith(sub_lower) and sub != sub_lower:
return Suggestion(sub[len(sub_text):])
# Fall back to history
if self._history:
return self._history.get_suggestion(buffer, document)
return None
def _file_size_label(path: str) -> str:
"""Return a compact human-readable file size, or '' on error."""
try:
size = os.path.getsize(path)
except OSError:
return ""
if size < 1024:
return f"{size}B"
if size < 1024 * 1024:
return f"{size / 1024:.0f}K"
if size < 1024 * 1024 * 1024:
return f"{size / (1024 * 1024):.1f}M"
return f"{size / (1024 * 1024 * 1024):.1f}G"