Commit Graph

27 Commits

Author SHA1 Message Date
Ilia Denisov 395a307eca feat(payments): reverse refunds issued outside the console
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Two holes on the refund path, both found by asking what happens when a refund
does not come from our own `/_gm` button.

The merchant cabinet is a second entry point. An operator can refund there, and
such a refund never passes through our API — so the money went back while the
chips stayed credited, silently. Handle `refund.succeeded`: the refund is
re-read from the API (the notification body is no more evidence here than it is
for a payment), bound back to its order through the payment id recorded when
the payment was minted, and reversed through the same engine. It is idempotent
on (provider, refund id), so the event for a refund the console already
recorded reverses nothing twice.

The reversal engine is full-refund-only by design — it revokes exactly what the
pack funded and rejects any other amount — so a partial refund is recorded as
nothing at all and logged loudly for an operator. There is no non-arbitrary way
to decide how many chips a part-refund costs, and guessing would be worse than
asking a human.

Second hole: a refund can still be canceled while pending, and the ledger is
append-only. Recording on any non-empty refund id therefore risked revoking a
customer's chips for money that stayed with us, with no way to take the row
back. The console now records only a `succeeded` refund and tells the operator
to press again otherwise — the idempotency key returns the same refund rather
than paying twice.

Tests: unit (GetRefund, the refund notification envelope, a non-final status
surfaced to the caller); integration (a cabinet refund is reversed once and a
redelivery is a no-op, the event after a console refund changes nothing, a
partial refund records nothing, an unconfirmed refund reverses nothing, a
pending refund records nothing until it settles and then does).

The suite shares one database and the ledger dedupes refunds globally, so the
fake provider now mints a refund id per payment — a constant id made one test's
refund look like another's duplicate.

Decisions D50 (amended) and D52; the notification subscription list in the
deploy docs gains refund.succeeded.
2026-07-28 09:18:19 +02:00
Ilia Denisov 92ba527575 feat(payments): settle the direct rail through YooKassa
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Replace Robokassa with YooKassa as the RUB direct-rail provider. The wallet
model is untouched: one `direct` segment, the same spend wall, the same
per-channel merchant shops (D42) and `shop` on the order (D44).

The two providers are not shaped alike, and that drives the change:

- Opening a purchase is now an outbound API call (`POST /v3/payments`,
  single-stage capture, redirect confirmation). The order id is both the
  `Idempotence-Key` and `metadata.order_id`, so a retried create cannot mint a
  second payment and a notification always resolves to its order.
- YooKassa does NOT sign notifications, so the body is never evidence: it only
  names a payment, which is re-read with `GET /v3/payments/{id}`, and only that
  answer is acted on. Two guards ride on it — the payment's metadata must name
  the order, and its `test` flag must match the shop's, so a test-shop payment
  can never credit real chips. The sender address is checked against YooKassa's
  published ranges first, which stops a forger turning each fabricated
  notification into an outbound call of ours.
- A notification lost for good would leave the money taken and the chips unowed,
  silently. The existing pending-order reaper now asks the provider about each
  order that reached its expiry age carrying a payment id, and credits the ones
  really paid — one request per order over its whole life, not polling.
- `payment.canceled` records a `failed` event, so a declined payment is finally
  surfaced to the customer as PAYMENTS.md §9 already specified.
- The admin refund moves the money through `POST /v3/refunds` before recording
  anything; a failed call records nothing, so the ledger cannot claim a refund
  that did not happen, and the recorded id is the provider's own.
- YooKassa has no cabinet-side generic receipt: «Чеки от ЮKassa» registers one
  only if the request carries it, so every payment and refund now sends an
  itemized `receipt` to the D36 confirmed email. The VAT rate code is a deploy
  variable; the settlement subject and method are constants.

Robokassa is retired, not deleted: the direct rail falls back to it when no
YooKassa shop is configured and no deployment sets its credentials, so reviving
it is a credentials change rather than a code change. Its variables are removed
from compose, .env.example, write-prod-env.sh and the three workflows, and
recorded in backend/internal/robokassa/README.md together with the cabinet
configuration and the revival steps. Ledger rows keep `provider = 'robokassa'`;
that literal is load-bearing for the idempotency index.

No migration and no wire change: `orders.provider_payment_id` already existed,
and the client is rail-agnostic.

Decisions D47-D51 (revising D41) and stage E12 are baked into the docs.
2026-07-28 08:51:31 +02:00
Ilia Denisov f60327c1ce fix(payments): reject HTML-special chars in product titles (VK payment guard)
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A product title containing & < > " ' silently breaks VK purchases: VK
HTML-escapes the character in its order_status_change payment-callback echo
(e.g. " -> &quot;) but signs the notification over a different form, so the
gateway's signature check no longer matches ("vk callback: bad signature")
and the purchase never confirms — while get_item (whose request carries no
title) still passes.

validateProduct now rejects those characters at the admin catalog editor —
the single write path for CreateProduct/UpdateProduct/SetProductActive — so a
title can't reintroduce the break. Reject, not transform: the operator retypes
a clean title (« » guillemets, not straight quotes), so the stored value stays
identical everywhere (storefront, wallet, VK box).

Docs: docs/PAYMENTS.md §7 + agent field notes; Go Doc on validateProduct.
Test: validateProduct HTML-special-char cases. No wire/schema change.
2026-07-16 20:57:04 +02:00
Ilia Denisov 1507ceb793 feat(payments): live payment-availability kill switch + per-account override
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Let an operator disable purchases live from the admin — a whole rail/channel or
one account — and show the user a localized reason on their next attempt, so a
provider outage or a misconfig is explained instead of a silent dead button.

- rail kill switch (payments.rail_status, per rail direct:web / direct:android /
  vk / telegram): enabled + a per-language message, edited on the catalog page.
  Fail-open — a rail with no row stays enabled, so payments are never accidentally
  killed. The intake gate (CanPurchase in handleWalletOrder, before the order)
  returns payment_unavailable + the localized message, orthogonal to the security
  gates.
- per-account override (payments.account_payment_override, a row only for
  non-default): allow / deny / default, edited on the user card. "allow" bypasses
  ONLY the ops rail switch, never the security gates (trusted platform, the email
  anchor, the VK-iOS freeze, the min client version).
- wire: an additive ExecuteResponse.message envelope field (frozen-contract-safe);
  the gateway forwards a backend domain-error message; the client shows it on a
  payment_unavailable buy attempt.
- admin: rail toggles on the catalog page, the override control on the user card.
- tests: the pure gate (unit, TDD), the store + gate + override end-to-end
  (integration, migration 00016), the client (svelte-check / vitest).
- docs: PAYMENTS (+ru), the decisions log (D45/D46). Fiscalization stays
  cabinet-side (owner decision) — no itemized-receipt code.

Contour-safe: additive migration (two new tables, no wipe), the wire add is
additive, and fail-open so nothing is disabled until an operator acts.
2026-07-14 16:29:41 +02:00
Ilia Denisov eef90a152e feat(payments): per-channel Robokassa shops on the direct rail
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Split the single Robokassa direct rail into one merchant shop per channel
(web / android; ios later), chosen by the trusted X-Platform subtype, while
every shop still credits the one `direct` wallet — merchant-account separation
for accounting and receipts, not a new wallet.

- config: a channel-keyed shops registry (web seeds from the legacy vars or
  _WEB_*, android from _ANDROID_*); an empty shop leaves the rail dormant;
  per-shop validation.
- intake: the order picks its shop by subtype (unknown falls back to web); the
  per-shop Result callback is verified by that shop's own Password2 at
  /pay/robokassa/result/<channel> (the gateway extracts the channel; Caddy's
  /pay/* glob already forwards it — no Caddyfile change).
- persistence: an additive `shop` column on the order (migration 00015),
  recorded from the payment context, surfaced per entry in the admin report.
- standalone apps sign in by email only, so a direct purchase keeps its email
  anchor.
- docs: PAYMENTS (+ru) topology, deploy env vars + compose mapping, the
  decisions log (D41 revised for the ИП / 54-ФЗ move; D42-D44), the plan.

Contour-safe: dormant until shops are configured; the migration is additive
(no wipe); no client wire change. Fiscalization (Receipt/Email) and the gateway
`direct/android` subtype follow when the ИП / RuStore are live.
2026-07-14 14:57:34 +02:00
Ilia Denisov eb7fa98426 feat(payments): edit the rewarded-ads config from the admin catalog page
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The "watch for chips" rewarded payout and its per-day / per-hour caps live in the
shared payments.config row and had no admin surface — they could only be changed by
SQL, contrary to D32 (the rewarded rate is meant to be admin-configurable). Add a
"Rewarded ads" form on the /_gm/catalog page: RewardConfig / SetRewardConfig on the
service (non-negative validated), a setRewardConfig store writer (the singleton
config row), the consoleSetReward handler + POST /_gm/catalog/reward route, and the
form pre-filled from the current config. No migration — the columns already exist.

The reward rate is a config value, not a sellable catalog atom (so a "no-ads forever"
style product is still out of scope by D32/D33).

Test: an integration test sets the config, checks the page pre-fill, and refuses a
negative value.
2026-07-14 10:40:27 +02:00
Ilia Denisov b6af682381 refactor(payments): one canonical catalog order for storefront, offer, admin; admin active/all toggle
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The wallet storefront listed products in creation order — its purchases and its
chip-exchange values were unsorted, unlike the admin console and the public offer.
Extract the ordering (chip packs first by rouble price, then chip-priced values
grouped hints → no-ads → combo → tournament and by chip price) into one comparator,
compareCatalogRank over a small rank key, and apply it at all three sites
(projectCatalog, projectOfferPricing, SortAdminCatalog) — so the subgroup ranking
(valueGroup) and the full order now live in one place. The rewarded "watch for
chips" CTA is a wallet-driven element rendered above the packs, so it is unaffected
and stays on top.

Also add the admin catalog active/all toggle: AdminCatalog takes includeInactive,
the console shows active products by default and ?all=1 lists archived ones too
(the detail and grant forms keep loading all products).

Tests: a storefront canonical-order unit test (reproduced the unsorted bug first);
an integration test for the active/all toggle. Existing offer/admin order tests
unchanged — behaviour preserved.
2026-07-14 10:23:42 +02:00
Ilia Denisov 2c2316fb5e chore(catalog): order the admin catalog list like the public offer
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Sales (chip packs) first, ascending by rouble price; then the chip-exchange
values, grouped and price-sorted the same way projectOfferPricing lists them, so
the /catalog console mirrors what a buyer sees. Internal cosmetics only — no
product behaviour change. The value-group order moves to a shared helper
(valueGroup) so the offer and the admin list cannot drift.
2026-07-11 12:53:37 +02:00
Ilia Denisov 40acbcccdd feat(offer): sort and align the §4.4 price tables, style them for both themes
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- packs sorted by ascending rouble price;
- values grouped hints-only -> no-ads-only -> no-ads+hints -> tournament
  (the tournament group is empty until such products become sellable),
  ascending chip price within each group;
- price columns right-aligned (GFM "---:" separators);
- tables span the full content width; the name column shrinks to its content
  and never wraps;
- muted-but-visible cell borders on the dark theme, where the section rule
  colour blends into the background.
2026-07-11 11:29:41 +02:00
Ilia Denisov b54371845f harden(offer): escape admin product titles against HTML/markdown injection
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The offer price list projects the admin-entered product title into a markdown
table cell that is rendered, unsanitised, into the public /offer/ page. Escape
the title at the projection boundary so it renders as literal text: HTML
metacharacters become entities and the markdown table pipe and link brackets are
escaped, so a title can neither inject markup nor form a javascript: link. The
committed offer prose keeps its trusted-content treatment (code-reviewed, not
runtime input).
2026-07-10 20:30:36 +02:00
Ilia Denisov b6c2598710 feat(offer): live catalog price list in the public offer, served by the render sidecar
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Robokassa moderation requires the public offer to list every digital good with
its price. Move /offer/ off the static landing container to the render sidecar:
it splices the live catalog price list (§4.4) into the owner-edited
ui/legal/offer_ru.md and renders it with the shared ui/src/lib/offer.ts — one
renderer, no drift, always matching the current catalog with no redeploy.

- backend: /api/v1/internal/offer/pricing (internal, off the edge allow-list)
  projects the active catalog into two markdown tables — chip packs priced per
  rail (roubles / VK votes / Telegram Stars) and chip-priced values — through
  payments.Money so no float reaches the page. Cached in memory: warmed at boot,
  marked stale on every catalog mutation, so a served render issues no query.
- renderer: GET /offer/ fetches the tables and substitutes them at the
  <#pricing_template#> marker, then renders; offer_ru.md is baked into the image
  and marked is bundled from ui. GET /offer -> 301. Only /offer/ is edge-exposed.
- caddy: route /offer/ to the sidecar; drop the now-dead landing /offer/
  handlers and the vite emit-offer plugin.
- offer: fill §4.3 (the chip-payment wording) and drop the in-page back link.
- landing footer: a feedback link (the offer's Telegram contact) beside the
  offer link.
- docs (ARCHITECTURE, FUNCTIONAL +_ru, renderer README), CI /offer/ probe,
  unit + integration + node tests.
2026-07-10 20:25:41 +02:00
Ilia Denisov 1bf612a087 feat(admin): manual full-order refund + ledger CSV export
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Closes the admin / reports / catalog work. Each fund row on the /_gm finance
panel gains a Refund action (payments.RefundOrderFull): a full-order refund the
operator records after refunding on the rail — a refund ledger row + a floor-0
chip revoke (never negative, D27), idempotent (a second refund reports
already-refunded). A ledger CSV export (/_gm/ledger.csv, payments.LedgerExport)
streams the whole append-only ledger for tax + reconciliation.

Tests: refund an order in full (chips revoked, a refund row), an idempotent
second refund, the CSV export shape; CSRF-guarded.
2026-07-10 06:46:18 +02:00
Ilia Denisov d2d6955cbf feat(admin): admin grant — raw benefits and by-product reward bundles
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The /_gm user card gains a Grant panel: grant raw benefit atoms (hints /
no-ads days / forever) or a defined value product (a reward bundle, including
an archived one), origin-picked. Both write an admin_grant ledger row via
payments.Grant / GrantProduct; the by-product grant records the source
product_id + snapshot. Both refuse a chips atom (never grant currency) or a
tournament atom (no credit target yet); chips/tournament products are also
kept out of the by-product picker.

Tests: the console grant end to end (raw, by-product, refuse a chips pack,
CSRF-guarded).
2026-07-10 05:35:55 +02:00
Ilia Denisov 0036b55618 feat(admin): product catalog editor
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The /_gm console gains a Catalog editor — the source of truth for products.
Create / edit / archive-unarchive products, their atom composition and per-rail
prices (RUB via direct / VOTE via vk / XTR via telegram / CHIP value), and
hard-delete only a never-transacted product (an order or ledger reference forces
archive-only, backed by the FK RESTRICT). The archived flag reuses the existing
product.active. Activation revalidates the sellable shape — a pack (the chips
atom ⇒ a money price per rail, chips-only) or a value (no chips ⇒ a CHIP price);
a tournament-bearing product is composable but never sellable yet.

Backed by payments AdminCatalog / CreateProduct / UpdateProduct /
SetProductActive / DeleteProduct + a pure validateProduct.

Tests: validateProduct (pack / value / tournament / duplicate / shape); the
console editor end to end (create, edit, archive, delete-if-clean, refuse a
transacted delete).
2026-07-10 05:18:54 +02:00
Ilia Denisov e089a0a997 feat(admin): per-user finance panel — balances, benefits, risk, ledger
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The /_gm user card gains a Finance panel: an account's chip balances per
funding segment, benefits per origin (hints, no-ads until/forever), the
recorded refund risk (abuse flag + floor-0 loss), and the append-only ledger
history newest-first. Backed by a new payments.AccountStatement read straight
from the materialized tables + the ledger (uncached — an admin, rare view).

Folds the agreed admin / reports / catalog plan into PLAN.md (the PR stack:
this panel, then the catalog editor, admin grant, refund + ledger export) and
moves the tournament-entry storage design to the tournament stage.
2026-07-10 04:55:55 +02:00
Ilia Denisov 13be7c3d9a feat(ads): VK post-move interstitial + retire deprecated hint_balance/paid_account
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Interstitial video after a confirmed play or a hint, VK-only, offline
banner-only. The gate is client-mirrored: the backend puts the config
cooldowns (global 5m / vs_ai 30m / hint 1m) and a suppressed flag (the
no-ads / no_banner gate, same as the banner) on Profile.ads via adsFor;
the client self-gates on a per-kind last-shown time in localStorage, with
the VITE_ADS_STUB contour "ad fired" toast. Never fires after a pass,
exchange or resign. maybeShowInterstitial + vkShowInterstitial; the codec
and gateway transcode carry the ads block.

Also retires the deprecated accounts.hint_balance / paid_account domain
usage (expand-contract, code only — the columns stay for a later DROP so
image rollback stays DB-safe): drop the Account fields and their scan, the
dead account.SpendHint, account.GrantHints and the admin grant-hints
action; the in-game hint display now comes wholly from the payments hint
benefit. Banner eligibility and account merge no longer read the legacy
flags.

Tests: ads.test.ts (the client-mirrored gate), the codec ads round-trip,
the gateway ads transcode test, and a profile ads-config integration test
(cooldowns + suppressed under no-ads / no_banner). Docs: PAYMENTS §10 (+ru)
interstitial, the decision amends, backend README, the plan.
2026-07-10 02:48:10 +02:00
Ilia Denisov 9acf6ab3b4 fix(payments): VK-iOS freeze is purchase-only; remove the rewarded diagnostic
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Testing the rewarded slice surfaced a contradiction: rewarded ads let a VK-iOS
user earn vk chips, but the blanket VK-iOS "spend freeze" then blocked spending
them (the wallet showed "5 (view-only)"). Apple's ToS forbids only BUYING in-app
values on VK-iOS (money -> chips), not spending or earning them — so the freeze is
corrected to purchase-only: vkFrozen() now gates only CreateOrder (the money-in
step), not spendableSources (spending). VK-wallet chips — earned via rewarded ads
or bought on the same account elsewhere (VK Android) — now spend on VK-iOS too.
(Owner's ToS finding.)

Also: the temporary contour diagnostic confirmed VK returns only {result:true} for
a rewarded view (no token/signature) — client-attested is final, no hardening
possible — so the diagnostic (the log and the diag wire field) is removed.

Docs: PAYMENTS(+ru) VK-iOS freeze + D17 amend + PLAN E6. Tests updated (gate /
wallet VK-iOS now spendable).
2026-07-10 01:27:26 +02:00
Ilia Denisov dbd76d53e8 feat(ads): rewarded video (VK) — client-attested credit + daily/hourly caps
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The first ads slice: a voluntary rewarded video credits chips. VK Mini App ads
(VKWebAppShowNativeAds) expose only a client-side watch result — no
server-to-server verify — so the credit is client-attested, guarded by a server
daily + hourly cap (config reward_daily_cap / reward_hourly_cap, default 50 / 10).
The caps are both anti-abuse (bounding a forger who skips the ad and calls the
endpoint directly) and an economic conversion lever (limiting free chips so a
player who wants more buys). D29 amended to VK's reality.

Backend: CreditReward (VK-only, order-less, idempotent on a client nonce, floored
by the caps; payout from config rewarded_payout_chips, default 0 = off) + the
wallet.reward edge op returning the updated wallet (reward_chips gates the
"watch for chips" CTA). Additive migration (two config columns).

Client: the ads-network abstraction (lib/ads.ts, VK impl) + the VK bridge
(vkRewardedReady / vkShowRewarded) + the Wallet CTA + i18n. A contour test stub
(VITE_ADS_STUB -> a toast instead of a real ad; prod always real) and a temporary
diagnostic that logs the raw VK data, so we confirm on the contour exactly what
VK returns (harden to signature-verify if it carries one).

Tests: backend integration (credit, nonce idempotency, hourly cap, disabled,
non-VK refusal) + codec unit (reward wire). Docs: PAYMENTS(+ru) §10, D29 amend,
PLAN E6. Bundle: shared budget 30->31 (reward i18n strings).
2026-07-10 00:41:42 +02:00
Ilia Denisov 21fb14facf feat(payments): refund engine (best-effort revoke, never negative)
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The last money-intake slice: reverse a paid order best-effort, exactly once. All
refunds are admin-triggered (E7) — no rail pushes an unsolicited refund (Robokassa
via its refund API / cabinet, VK via support, Telegram via refundStarPayment), so
this ships the engine they all converge on, not a webhook.

The Refund method matches the paid order, appends a refund ledger row (idempotent on
(provider, provider_refund_id) — distinct from the fund's payment id, so both
coexist), and revokes the funded chips floored at 0 (never negative — D27,
balances_chips_chk). When the chips were already spent, the unrecoverable remainder
is recorded as a per-account loss + abuse flag in the new additive
payments.account_risk table (read by the E7 report). The refund ledger row's chip
delta is what was actually reclaimed (the ledger stays reconcilable); the full
reversal rides in the snapshot; the order stays paid.

Additive migration (a new table only) -> rollback-safe, no contour wipe. Robokassa
refund-status polling is deferred (a worker not worth it at low chargeback volume);
failed events are not wired (no rail signals a hard post-charge server decline).

Tests: integration (full revoke; revoke-after-spend = floor-0 + loss + abuse;
duplicate idempotent; unpaid-order guard). Docs: PAYMENTS(+ru) §9, PLAN (E5 -> DONE).
2026-07-09 23:21:10 +02:00
Ilia Denisov 6e03ce0131 feat(payments): Telegram Stars payment rail
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Accept real money via Telegram Stars (XTR) — the third intake rail
alongside Robokassa (direct) and VK Votes.

Only the bot reaches Telegram, so the rail funnels through the reverse
mTLS bot-link:
- the gateway mints the invoice on a CreateInvoice command (the bot
  calls createInvoiceLink, XTR; the link goes to WebApp.openInvoice);
- the bot gates each pre_checkout_query via a ValidatePreCheckout unary
  (the order must exist, be still creditable and not already paid — the
  reusable-invoice double-pay guard; the decline reason is localised to
  the order account's language);
- a completed successful_payment is queued in a durable pure-Go SQLite
  outbox and forwarded via a ForwardPayment unary, credited once
  (idempotent on telegram_payment_charge_id, honours an expired order),
  re-driven on restart and every 30s.

The rail is wired by TELEGRAM_STARS_OUTBOX_DIR (default /data) but stays
inert until a chip pack carries an XTR price, so seeding a Stars price in
the admin is the go-live.

Tests: backend integration (order->forward->credit once, duplicate,
pre_checkout gate) + bot outbox unit (idempotent, restart re-drive) +
executor createInvoice. Docs: PAYMENTS(+ru) §9, ARCHITECTURE, the
platform/telegram README, PLAN.
2026-07-09 21:35:29 +02:00
Ilia Denisov 3bb9f10fad feat(payments): VK Votes payment rail
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Wire the VK Mini Apps ("голоса") rail end to end, reusing the intake engine. The
wallet.order endpoint branches by rail: a VK context opens a pending order
(provider vk) and returns its id, which the client passes to VKWebAppShowOrderBox.
VK's two-phase payment callback is verified at the gateway with the app protected
key (GATEWAY_VK_APP_SECRET) and proxied to a backend intake handler: get_item
returns the ordered pack's title and vote price; a chargeable order_status_change
credits the vk segment exactly once (the same Fund, idempotent on VK's own order
id) and records a succeeded event, so the dispatcher push refreshes the wallet.
Integration test for the VK order->credit path.
2026-07-09 19:27:57 +02:00
Ilia Denisov 3367cc2bf1 feat(payments): payment-event dispatcher + the provider-return UX
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Deliver payment_events to connected clients as an in-app wallet-refresh push: a
background dispatcher drains undispatched events and publishes a KindNotification
"payment" signal, marking each delivered; the client bumps a wallet-refresh
counter the open Wallet screen watches, re-fetching in place. A return-focus
refetch is the fallback. The Robokassa Success/Fail return now serves a
self-closing page (the payment opens in a separate window) so the customer drops
back into the live app instead of a cold start. Integration test for the event
drain/mark queue.
2026-07-09 18:26:06 +02:00
Ilia Denisov 36a5730e52 feat(payments): direct-rail order + intake handlers, config and reaper
Wire the Robokassa direct rail into the backend transport. POST
/api/v1/user/wallet/order (walletGate + a D36 confirmed-email gate for the
direct rail) opens a pending order and returns the signed Robokassa payment
URL. The internal, gateway-only /payments/robokassa/result endpoint verifies
the Result signature, credits the matched order exactly once via Fund (honoured
even if expired), records a succeeded payment event, and answers Robokassa's
"OK<InvId>". Add the Robokassa env config, an account HasConfirmedEmail check
(D36), the payment_events writer, and a periodic pending-order reaper. The
routes register only when a Robokassa merchant login is configured.
2026-07-09 16:59:34 +02:00
Ilia Denisov 7860efce48 feat(payments): order-flow and fund credit engine + the Robokassa adapter
Add the payment-intake write path (provider-agnostic) and the Robokassa
direct-rail glue, both unit-tested; transport, wire and UI follow.

- payments: extend the ledger insert to thread order_id/provider/
  provider_payment_id (spend/grant pass nil); add the order store
  (create/read/expire + a pack-price loader) and the fund credit — a
  fund ledger row + a guarded balance upsert + mark-paid in one tx,
  idempotent on the (provider, provider_payment_id) unique index, cache
  invalidated after commit. A valid callback is honoured even on an
  expired order. Service CreateOrder/Fund/ExpireOrders; Money.Major for
  the provider amount field.
- robokassa: build the signed hosted-payment URL (SHA-256, order id via
  Shp_order, InvId unused) and verify the Result callback signature
  (Password2), extracting the order and amount. Receipt/fiscalisation is
  configured shop-side, so no Receipt parameter is sent.
2026-07-09 16:48:48 +02:00
Ilia Denisov 4aa6174968 feat(payments): wallet screen with balances, benefits and storefront
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Add the "Кошелёк" section to the settings hub: context-visible chip
balances, active benefits (no-ads term/forever, hints) and a storefront of
chip-priced values and money-priced chip packs. Guests have no wallet; the
Google Play build hides the money purchases behind a RuStore stub; a web
purchase that would draw VK/Telegram chips warns first.

Add the catalog read path the storefront needs — a context-projected
GET /api/v1/user/wallet/catalog (payments service + store, gateway op
wallet.catalog, FBS Catalog/CatalogProduct/CatalogAtom, client decode) —
plus the client leg for the existing wallet.get/buy ops. Value spends reuse
the existing spend path; the chip-pack purchase (money order flow) arrives
with payment intake, so its action is a disabled placeholder for now.

Covered by Go unit (catalog projection) + integration (/wallet/catalog over
Postgres), vitest (formatting, spendable selection, web-spend warning, GP
flag, codec + gateway encode round-trips) and Playwright mock e2e (render,
guest-hidden, GP stub, warning) on Chromium + WebKit.
2026-07-08 12:37:32 +02:00
Ilia Denisov 1c06d1d0d1 feat(payments): chip wallet, store-compliance gate and benefit application
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Stand up the internal chip/benefit mechanic behind the narrow payments interface:
context-aware balances and benefits, an atomic chip spend, admin grants as
zero-price value sales, the one-directional store-compliance gate (VK/TG same-
origin only, web draws direct→vk→tg, VK-iOS frozen, untrusted fail-closed), and
per-origin hint and no-ads application with term stacking. Reads are served from
an in-process, account-keyed write-through cache (mirroring the suspension gate),
so hot paths issue no query to the payments schema.

Flip the online-game hint wallet and the ad-banner suppression from the deprecated
accounts.hint_balance / paid_account columns to the payments benefit (a hint
balance no longer suppresses the banner — only a no-ads benefit does), and fold
chip segments and benefits by origin on account merge, inside the merge tx. Add
the GET/POST /api/v1/user/wallet edge chain (REST → Connect → FlatBuffers) plus
its codec unit test; no wallet UI yet.

Bring the frozen owner decisions log into the repo at
docs/PAYMENTS_DECISIONS_ru.md (it was untracked under .vscode) and reference it
from PLAN.md; record the read-cache design and the present-sources interface in
PLAN.md and docs/PAYMENTS.md (+ RU mirror).
2026-07-08 06:06:40 +02:00
Ilia Denisov ce8b5026c1 feat(payments): add the payments schema, currency domain and money type
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Stand up the payments data foundation: a self-contained `payments` Postgres
schema for the in-game currency, wallets, benefits, catalog, orders and the
append-only operations ledger, behind a domain package — nothing wired to real
money yet.

- Migration 00010: the `payments` schema and a NOLOGIN confinement role (ALL on
  payments.*, nothing on backend); the ledger with a BEFORE UPDATE/DELETE
  append-only trigger and a partial idempotency index; the materialised
  balances/benefits; the catalog (atoms seeded) + products + per-method prices;
  the typed single-row config; orders and payment_events. There is no
  cross-schema foreign key — account_id is a plain uuid kept consistent in code,
  which keeps the domain extractable. Expand-contract and reversible.
- Money is a bigint in the currency's minor units carried by a `Money` value
  type (exact, math/big): no float ever touches an amount, and a whole-unit
  currency cannot hold a fraction.
- Extend jetgen to generate the payments schema; construct the service in the
  composition root behind a narrow interface with a boot reachability check.
- Tests: integration (role confinement via SET ROLE, the append-only trigger,
  CHECK constraints, the idempotency index, and a forward+backward migration),
  Money unit tests, and an import-boundary test keeping the payments jet code
  private to the domain.
- Docs: PLAN.md, docs/PAYMENTS.md (+ _ru mirror) updated to the built model.
2026-07-08 01:07:56 +02:00