feat: explainable activity log — reasons, subscriber names, snapshot gaps

The live activity feed flagged anomalies with no explanation and showed
opaque session keys. Make events self-describing and clickable.

- Clickable feed rows → read-only event-detail modal: humanized fields,
  entry/exit snapshots, and signed-chain provenance collapsed behind an
  audit disclosure (operator sees the story, auditor expands for crypto).
- Localized reason codes (backend i18n): the signed ledger now carries a
  stable REASON_CODE + params (+ English fallback) instead of free-text
  English. The UI translates via reason.<code> catalogs in sq/en, so an
  Albanian operator reads Albanian — from the same immutable event. Adding
  a language is a catalog change, no re-signing. (@parking/shared
  REASON_CODES, reasonPayload; entry/exit/subscription flows emit codes.)
- Subscriber-name resolution: a SUBSESS-… occurrence now shows the
  subscription holder's name (fallback "Abonent"/"Subscriber"). Resolved
  read-time server-side (events API + WS push) as a non-signed
  subscriberLabel; cached with invalidation on subscription edit/delete.
- Failed-snapshot visibility: a camera that was attempted but unreachable
  now shows a "⚠ camera unreachable" tile instead of a silent gap. The
  snapshots API returns failures[] from telemetry, filtered so a recovered
  capture shows no stale warning.

Claude-Session: https://claude.ai/code/session_01Xcm6ikLgGoCxxHrxtjkk5V
This commit is contained in:
2026-06-19 10:57:17 +02:00
parent 040c0ff4ca
commit f31e57b4ae
15 changed files with 686 additions and 65 deletions
+64
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@@ -103,6 +103,67 @@ export const en: Catalog = {
evtShiftZ: "SHIFT Z",
evtCashMovement: "CASH",
evtAnomaly: "ANOMALY",
// live-feed event detail line + classification badges (computed from payload)
evtNoReason: "no reason recorded",
badgeEntryRefused: "entry refused",
badgeExitRefused: "exit refused",
badgeLotFull: "lot full",
badgeBarrierFailed: "barrier did not open",
badgeManualOpen: "manual open",
badgeSubRefused: "subscription refused",
badgeNoTicket: "ticket not printed",
feedSourceBooth: "booth",
feedSourceReader: "reader",
// event-detail modal
eventDetail: "Event detail",
edType: "Type",
edTime: "Time",
edIndex: "Ledger index",
edDirection: "Direction",
edSource: "Source",
edIdentity: "Identity",
edReason: "Reason",
edSnapshots: "Snapshots",
edPayload: "Signed payload",
edChain: "Chain",
edSignature: "Signature",
edKeyId: "Key",
edPrevHash: "Prev hash",
edNoPayload: "No payload on this event.",
edCopy: "Copy",
edCopied: "Copied",
edDetails: "Details",
edAuditData: "Audit data (signature & chain)",
edAmount: "Amount",
edTender: "Tender",
edSession: "Session",
edPlate: "Plate",
edCategory: "Category",
edOperator: "Operator",
edTariffVersion: "Tariff version",
edRawPayload: "Raw signed payload",
edOccurrence: "Occurrence id",
subscriber: "Subscriber",
},
// Localized messages for the signed REASON_CODES (see @parking/shared). Keys MUST
// match the codes 1:1; {{param}} placeholders are filled from the event's
// reasonParams. Legacy events with no code fall back to the signed English `reason`.
reason: {
"entry.refused.full": "Entry refused — lot full ({{count}}/{{capacity}})",
"entry.held.noTicket": "Entry held — ticket not printed: {{detail}}",
"exit.refused.closed": "Exit refused — session already closed",
"exit.refused.noSession": "Exit refused — no open session for ticket",
"exit.refused.unpaid": "Exit refused — not paid (take payment first)",
"exit.refused.graceExpired": "Exit refused — walk-back grace expired (top-up required)",
"exit.open.noBarrier": "Exit recorded, but no exit barrier is configured — open manually",
"exit.open.unavailable": "Exit recorded, but the barrier is unavailable — open manually",
"exit.open.failed": "Exit recorded, but the barrier did not open — open manually",
"exit.freeGrace": "Free entry-grace (no charge)",
"exit.manualOpen": "Manual barrier open (human intervention)",
"sub.refused.notFound": "Subscription refused — not found",
"sub.refused.outOfWindow": "Subscription refused — {{status}}/out-of-window",
"sub.refused.noSession": "Subscription exit with no open session (already out / never entered)",
"sub.refused.atCapacity": "Subscription refused — at capacity ({{inUse}}/{{max}} cars in)",
},
tariff: {
title: "Tariff",
@@ -446,5 +507,8 @@ export const en: Catalog = {
reprinting: "printing…",
noSnapshots: "no snapshots",
loadingSnapshots: "loading snapshots…",
snapEntry: "entry",
snapExit: "exit",
snapFailed: "camera unreachable",
},
};
+63
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@@ -105,6 +105,66 @@ export const sq = {
evtShiftZ: "TURN Z",
evtCashMovement: "ARKË",
evtAnomaly: "ANOMALI",
// rreshti i detajeve të eventit live + etiketat e klasifikimit (nga payload)
evtNoReason: "pa arsye të regjistruar",
badgeEntryRefused: "hyrje e refuzuar",
badgeExitRefused: "dalje e refuzuar",
badgeLotFull: "parkimi plot",
badgeBarrierFailed: "barriera nuk u hap",
badgeManualOpen: "hapje manuale",
badgeSubRefused: "abonimi u refuzua",
badgeNoTicket: "bileta nuk u printua",
feedSourceBooth: "kabinë",
feedSourceReader: "lexues",
// dritarja e detajeve të eventit
eventDetail: "Detajet e eventit",
edType: "Lloji",
edTime: "Ora",
edIndex: "Indeksi në regjistër",
edDirection: "Drejtimi",
edSource: "Burimi",
edIdentity: "Identiteti",
edReason: "Arsyeja",
edSnapshots: "Fotot",
edPayload: "Të dhënat e nënshkruara",
edChain: "Zinxhiri",
edSignature: "Nënshkrimi",
edKeyId: "Çelësi",
edPrevHash: "Hash-i i mëparshëm",
edNoPayload: "Ky event nuk ka të dhëna shtesë.",
edCopy: "Kopjo",
edCopied: "U kopjua",
edDetails: "Detajet",
edAuditData: "Të dhënat e auditimit (nënshkrimi & zinxhiri)",
edAmount: "Shuma",
edTender: "Mënyra e pagesës",
edSession: "Sesioni",
edPlate: "Targa",
edCategory: "Kategoria",
edOperator: "Operatori",
edTariffVersion: "Versioni i tarifës",
edRawPayload: "Të dhënat e papërpunuara të nënshkruara",
edOccurrence: "ID e hyrjes",
subscriber: "Abonent",
},
// Mesazhet e përkthyera për REASON_CODES e nënshkruara (shih @parking/shared).
// Çelësat përputhen 1:1 me kodet; {{param}} mbushet nga reasonParams i eventit.
reason: {
"entry.refused.full": "Hyrja u refuzua — parkimi plot ({{count}}/{{capacity}})",
"entry.held.noTicket": "Hyrja u mbajt — bileta nuk u printua: {{detail}}",
"exit.refused.closed": "Dalja u refuzua — sesioni është mbyllur tashmë",
"exit.refused.noSession": "Dalja u refuzua — biletë e panjohur",
"exit.refused.unpaid": "Dalja u refuzua — e papaguar (bëj pagesën në fillim)",
"exit.refused.graceExpired": "Dalja u refuzua — afati i daljes skadoi (kërkohet pagesë shtesë)",
"exit.open.noBarrier": "Dalja u regjistrua, por nuk ka barrierë daljeje të konfiguruar — hape me dorë",
"exit.open.unavailable": "Dalja u regjistrua, por barriera është e padisponueshme — hape me dorë",
"exit.open.failed": "Dalja u regjistrua, por barriera nuk u hap — hape me dorë",
"exit.freeGrace": "Periudhë pa pagesë në hyrje (pa tarifë)",
"exit.manualOpen": "Hapje manuale e barrierës (ndërhyrje njerëzore)",
"sub.refused.notFound": "Abonimi u refuzua — nuk u gjet",
"sub.refused.outOfWindow": "Abonimi u refuzua — {{status}}/jashtë afatit",
"sub.refused.noSession": "Dalje me abonim pa sesion të hapur (tashmë jashtë / nuk ka hyrë kurrë)",
"sub.refused.atCapacity": "Abonimi u refuzua — në kapacitet ({{inUse}}/{{max}} makina brenda)",
},
tariff: {
title: "Tarifa",
@@ -459,6 +519,9 @@ export const sq = {
// snapshots
noSnapshots: "asnjë foto",
loadingSnapshots: "duke ngarkuar fotot…",
snapEntry: "hyrje",
snapExit: "dalje",
snapFailed: "kamera e paarritshme",
},
};
+22
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@@ -0,0 +1,22 @@
import type { TFunction } from "i18next";
import { REASON_CODES, type LedgerEvent } from "@parking/shared";
// Localize a signed event's reason. The ledger signs a STABLE `reasonCode` (+ params)
// plus an English `reason` fallback (see @parking/shared REASON_CODES). We translate
// the code via the `reason.<code>` catalog so an Albanian operator reads Albanian and
// an English operator reads English — from the SAME immutable event. Legacy events
// (signed before reason codes existed) carry only `reason`, so we show that verbatim.
const CODE_SET = new Set<string>(REASON_CODES);
/** The localized reason sentence for an event, or null if it has no reason at all. */
export function renderReason(payload: LedgerEvent["payload"], t: TFunction): string | null {
if (!payload) return null;
const code = typeof payload.reasonCode === "string" ? payload.reasonCode : null;
if (code && CODE_SET.has(code)) {
// i18next fills {{param}} from reasonParams; an absent key renders the raw token.
return t(`reason.${code}`, (payload.reasonParams ?? {}) as Record<string, unknown>);
}
// No code (legacy) or an unknown code (forward-compat) → the signed English fallback.
return typeof payload.reason === "string" ? payload.reason : null;
}