refactor: publish typed problem detail codes (WealthLedger/backend#117)

Backend patch #129 for WealthLedger/deploy#12. Verified release SHA `0dff4b43773041a73a725fa0b9d0c665eac0cab2`; fast-forward-only main then tag on exact SHA.

---------

Co-authored-by: Sergey Krylov <ksv741@mail.ru>
Reviewed-on: #132
Co-authored-by: codex-bot <codex-bot@ksv741.ru>

CHANGELOG.md

@@ -1,5 +1,11 @@
 # Changelog
 
+## [2.3.1](https://git.personal.ksv741.ru/WealthLedger/backend/compare/v2.3.0...v2.3.1) (2026-10-24)
+
+### Bug Fixes
+
+* use available Debian packages in image build ([#129](https://git.personal.ksv741.ru/WealthLedger/backend/issues/129)) ([a250142](https://git.personal.ksv741.ru/WealthLedger/backend/commit/a250142a86e07ec7047e642afa16492fa4987f9a))
+
 ## [2.3.0](https://git.personal.ksv741.ru/WealthLedger/backend/compare/v2.2.0...v2.3.0) (2026-10-24)
 
 ### Features

Dockerfile

@@ -3,7 +3,7 @@ WORKDIR /app
 
 FROM base AS dependencies
 # Native SQLite/bcrypt builds happen only here; compilers stay out of runtime.
-RUN apt-get update && apt-get install -y --no-install-recommends python3=3.11.2-1+b1 make=4.3-4.1 g++=4:12.2.0-3 ca-certificates=20250419~deb12u1 openssl=3.0.20-1~deb12u2 && rm -rf /var/lib/apt/lists/*
+RUN apt-get update && apt-get install -y --no-install-recommends python3 make g++ ca-certificates openssl && rm -rf /var/lib/apt/lists/*
 COPY package.json package-lock.json ./
 RUN npm ci
 COPY . .
@@ -11,7 +11,7 @@ RUN npx --no-install prisma generate
 
 FROM dependencies AS development
 # Nest watch uses ps to stop the previous process tree before restarting.
-RUN apt-get update && apt-get install -y --no-install-recommends procps=2:4.0.2-3 && rm -rf /var/lib/apt/lists/*
+RUN apt-get update && apt-get install -y --no-install-recommends procps && rm -rf /var/lib/apt/lists/*
 RUN mkdir /data && chown node:node /data && chown -R node:node /app
 USER node
 ENV NODE_ENV=development DATABASE_URL=file:/data/wealthledger.db
@@ -23,7 +23,7 @@ FROM dependencies AS build
 RUN npx --no-install nest build && npm prune --omit=dev --omit=optional
 
 FROM base AS production
-RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates=20250419~deb12u1 openssl=3.0.20-1~deb12u2 && rm -rf /var/lib/apt/lists/* \
+RUN apt-get update && apt-get install -y --no-install-recommends ca-certificates openssl && rm -rf /var/lib/apt/lists/* \
     && mkdir /data && chown node:node /data
 ARG VERSION
 ARG REVISION

eslint.config.mjs

@@ -56,6 +56,7 @@ export default defineConfig(
         'after',
         { overrides: { '?': 'before', ':': 'before' } },
       ],
+      'import-x/no-cycle': 'error',
       'import-x/no-duplicates': ['error', { 'prefer-inline': true }],
     },
   },

package-lock.json

@@ -1,12 +1,12 @@
 {
   "name": "wealth-ledger-backend",
-  "version": "2.3.0",
+  "version": "2.3.1",
   "lockfileVersion": 3,
   "requires": true,
   "packages": {
     "": {
       "name": "wealth-ledger-backend",
-      "version": "2.3.0",
+      "version": "2.3.1",
       "license": "UNLICENSED",
       "dependencies": {
         "@grpc/grpc-js": "1.14.6",

package.json

@@ -1,6 +1,6 @@
 {
   "name": "wealth-ledger-backend",
-  "version": "2.3.0",
+  "version": "2.3.1",
   "description": "",
   "author": "",
   "private": true,

prisma/migrations/20261028080000_reset_inflated_portfolio_value_points/migration.sql

@@ -0,0 +1,4 @@
+-- Points written before WealthLedger/backend#140 counted cash twice (cash balance
+-- plus the mirroring CURRENCY position). Historical compositions and FX rates are
+-- not stored, so the points cannot be recomputed exactly; history restarts here.
+DELETE FROM "TbankPortfolioValuePoint";

src/integrations/moex/moex.client.ts

@@ -1,7 +1,7 @@
 import { Injectable, ServiceUnavailableException } from '@nestjs/common';
 import { constants as httpStatus } from 'node:http2';
 
-enum MoexErrorCode { Unavailable = 'MOEX_UNAVAILABLE' }
+export enum MoexErrorCode { Unavailable = 'MOEX_UNAVAILABLE' }
 
 const MIN_PRICE_PERCENT_EXCLUSIVE = 0;
 const FIRST_PAGE_OFFSET = 0;

src/integrations/ncr/ncr-ratings.client.ts

@@ -4,7 +4,7 @@ import { LRUCache } from 'lru-cache';
 
 import { ISO_DATE_LENGTH, ISO_DATE_START } from '../../common/time';
 
-enum NcrErrorCode { Unavailable = 'NCR_UNAVAILABLE' }
+export enum NcrErrorCode { Unavailable = 'NCR_UNAVAILABLE' }
 
 const EXPECTED_REGISTRY_TABLES = 1;
 const RATING_COLUMN = 2;

src/modules/investments/brokerage-accounts/brokerage-account.dto.ts

@@ -2,12 +2,39 @@ import { ApiProperty } from '@nestjs/swagger';
 
 import { MoneyDto } from '../../../common/money.dto';
 import { InvestmentResourceMetaDto } from '../investment-resource.dto';
+import { PortfolioStructureDto } from '../portfolio/portfolio.api';
 import { HourlySyncStatusDto } from '../tbank-sync/tbank-sync.dto';
 
+export class UnrealizedReturnDto {
+  @ApiProperty()
+  declare currency: string;
+
+  @ApiProperty({ example: '12.345678901' })
+  declare absolute: string;
+
+  @ApiProperty({ example: '100.00' })
+  declare costBasis: string;
+
+  @ApiProperty({ type: String, nullable: true, example: '12.34' })
+  declare percent: null | string;
+
+  @ApiProperty()
+  declare partial: boolean;
+}
+
 export class PortfolioSummaryDto {
   @ApiProperty({ type: MoneyDto, isArray: true })
   declare totalsByCurrency: MoneyDto[];
 
+  @ApiProperty({ type: MoneyDto, isArray: true })
+  declare cashBalances: MoneyDto[];
+
+  @ApiProperty({ type: PortfolioStructureDto })
+  declare structure: PortfolioStructureDto;
+
+  @ApiProperty({ type: UnrealizedReturnDto, isArray: true })
+  declare unrealizedReturnByCurrency: UnrealizedReturnDto[];
+
   @ApiProperty({
     type: 'integer',
     minimum: 0,
@@ -21,6 +48,20 @@ export class PortfolioSummaryDto {
     description: 'Number of non-zero bond positions, not the number of units.',
   })
   declare bondPositionCount: number;
+
+  @ApiProperty({
+    type: 'integer',
+    minimum: 0,
+    description: 'Number of non-zero fund positions, not the number of units.',
+  })
+  declare fundPositionCount: number;
+
+  @ApiProperty({
+    type: 'integer',
+    minimum: 0,
+    description: 'Number of all non-zero positions, not the number of units.',
+  })
+  declare totalPositionCount: number;
 }
 
 export class BrokerageAccountDto {

src/modules/investments/brokerage-accounts/brokerage-accounts.service.spec.ts

@@ -33,6 +33,7 @@ describe('saved brokerage account projection', () => {
   });
 
   it('keeps exact saved totals and independent missing summaries', async () => {
+    const structure = { currencies: [], unvaluedCategories: [] };
     portfolio.saved.mockResolvedValue({
       membership: meta,
       accounts: [
@@ -43,10 +44,12 @@ describe('saved brokerage account projection', () => {
           openedOn: null,
           meta,
           snapshot: {
+            cashBalances: [{ currency: 'RUB', value: '10.000000001' }],
+            structure,
             totalsByCurrency: [
               { currency: 'RUB', value: '100000000.000000001' },
             ],
-            positions: [{ type: 'STOCK' }, { type: 'BOND' }],
+            positions: [{ type: 'STOCK', quantity: '1' }, { type: 'BOND', quantity: '2' }],
           },
         },
         {
@@ -61,15 +64,91 @@ describe('saved brokerage account projection', () => {
     });
     const response = await service.list('owner');
     expect(response.data?.[0].portfolioSummary).toEqual({
+      cashBalances: [{ currency: 'RUB', value: '10.000000001' }],
+      structure,
       totalsByCurrency: [{ currency: 'RUB', value: '100000000.000000001' }],
       stockPositionCount: 1,
       bondPositionCount: 1,
+      fundPositionCount: 0,
+      totalPositionCount: 2,
+      unrealizedReturnByCurrency: [],
     });
     expect(response.data?.[1].portfolioSummary).toBeNull();
     expect(response.meta.availability).toBe('available');
     expect(response.meta.completeness).toBe('complete');
   });
 
+  it('returns an empty summary from an empty saved portfolio', async () => {
+    const structure = { currencies: [], unvaluedPositions: [], unknownValues: [] };
+    portfolio.saved.mockResolvedValueOnce({
+      membership: meta,
+      accounts: [{
+        id: 'empty', name: 'Empty', type: 'BROKERAGE', openedOn: null, meta,
+        snapshot: { cashBalances: [], structure, totalsByCurrency: [], positions: [] },
+      }],
+    });
+
+    expect((await service.list('owner')).data?.[0].portfolioSummary).toEqual({
+      cashBalances: [], structure, totalsByCurrency: [],
+      stockPositionCount: 0, bondPositionCount: 0,
+      fundPositionCount: 0, totalPositionCount: 0,
+      unrealizedReturnByCurrency: [],
+    });
+  });
+
+  it('calculates exact returns by currency, partial data, and zero cost basis', async () => {
+    portfolio.saved.mockResolvedValueOnce({
+      membership: meta,
+      accounts: [{
+        id: 'a', name: 'A', type: 'BROKERAGE', openedOn: null, meta,
+        snapshot: {
+          cashBalances: [], structure: {}, totalsByCurrency: [
+            { currency: 'RUB', value: '100' }, { currency: 'USD', value: '20' },
+          ],
+          positions: [
+            { type: 'STOCK', quantity: '2', averagePurchasePrice: { currency: 'RUB', value: '10.000000001' }, absoluteReturn: { currency: 'RUB', value: '0.000000003' } },
+            { type: 'BOND', quantity: '0.5', averagePurchasePrice: { currency: 'RUB', value: '20' }, absoluteReturn: { currency: 'RUB', value: '1.25' } },
+            { type: 'FUND', quantity: '3', averagePurchasePrice: { currency: 'USD', value: '2.5' }, absoluteReturn: null },
+            { type: 'STOCK', quantity: '4', averagePurchasePrice: { currency: 'USD', value: '0' }, absoluteReturn: { currency: 'USD', value: '2.5' } },
+            { type: 'CURRENCY', quantity: '100', averagePurchasePrice: { currency: 'EUR', value: '1' }, absoluteReturn: { currency: 'EUR', value: '5' } },
+            { type: 'BOND', quantity: '1', currentValue: { currency: 'CNY', value: '7' }, averagePurchasePrice: null, absoluteReturn: null },
+          ],
+        },
+      }],
+    });
+
+    expect((await service.list('owner')).data?.[0].portfolioSummary).toMatchObject({
+      stockPositionCount: 2, bondPositionCount: 2,
+      fundPositionCount: 1, totalPositionCount: 6,
+      unrealizedReturnByCurrency: [
+        { currency: 'CNY', absolute: '0', costBasis: '0', percent: null, partial: true },
+        { currency: 'RUB', absolute: '1.250000003', costBasis: '30.000000002', percent: '4.17', partial: false },
+        { currency: 'USD', absolute: '2.5', costBasis: '0', percent: null, partial: true },
+      ],
+    });
+  });
+
+  it('omits return percent for a currency with short positions', async () => {
+    portfolio.saved.mockResolvedValueOnce({
+      membership: meta,
+      accounts: [{
+        id: 'a', name: 'A', type: 'BROKERAGE', openedOn: null, meta,
+        snapshot: {
+          cashBalances: [], structure: {}, totalsByCurrency: [],
+          positions: [
+            { type: 'STOCK', quantity: '-2', averagePurchasePrice: { currency: 'RUB', value: '100' }, absoluteReturn: { currency: 'RUB', value: '-20' } },
+            { type: 'STOCK', quantity: '1', averagePurchasePrice: { currency: 'USD', value: '10' }, absoluteReturn: { currency: 'USD', value: '1' } },
+          ],
+        },
+      }],
+    });
+
+    expect((await service.list('owner')).data?.[0]?.portfolioSummary?.unrealizedReturnByCurrency).toEqual([
+      { currency: 'RUB', absolute: '-20', costBasis: '-200', percent: null, partial: false },
+      { currency: 'USD', absolute: '1', costBasis: '10', percent: '10', partial: false },
+    ]);
+  });
+
   it('observes the latest hourly walk without starting another one', async () => {
     portfolio.saved.mockResolvedValue({ membership: meta, accounts: [] });
     sync.hourly.mockResolvedValue({

src/modules/investments/brokerage-accounts/brokerage-accounts.service.ts

@@ -1,10 +1,82 @@
 import { Injectable } from '@nestjs/common';
 import { createHash } from 'node:crypto';
 
+import {
+  decimalFromString,
+  divide,
+  formatDecimal,
+  isZero,
+  multiply,
+} from '../../../common/decimal';
 import { investmentResourceMeta } from '../investment-resource.mapper';
-import { PortfolioService } from '../portfolio/portfolio.api';
+import { sumMoneyByCurrency } from '../portfolio/domain/portfolio-totals';
+import { PortfolioPositionDto, PortfolioService } from '../portfolio/portfolio.api';
 import { hourlyAttempt, TbankSyncRepository } from '../tbank-sync/tbank-sync.repository';
-import { BrokerageAccountDto, BrokerageAccountsResourceDto } from './brokerage-account.dto';
+import {
+  BrokerageAccountDto,
+  BrokerageAccountsResourceDto,
+  UnrealizedReturnDto,
+} from './brokerage-account.dto';
+
+const PERCENT_DECIMAL_PLACES = 2;
+const ZERO_QUANTITY = 0n;
+
+function unrealizedReturns(positions: PortfolioPositionDto[]): UnrealizedReturnDto[] {
+  // Cash-like CURRENCY positions must not duplicate the separately returned cash balances.
+  const investments = positions.filter((position) => position.type !== 'CURRENCY');
+  const absolute = sumMoneyByCurrency(
+    investments.flatMap((position) => position.absoluteReturn ? [position.absoluteReturn] : []),
+  );
+  const costs = sumMoneyByCurrency(
+    investments.flatMap((position) =>
+      position.absoluteReturn && position.averagePurchasePrice
+        ? [{
+            currency: position.absoluteReturn.currency,
+            value: formatDecimal(multiply(
+              decimalFromString(position.averagePurchasePrice.value),
+              decimalFromString(position.quantity),
+            )),
+          }]
+        : [],
+    ),
+  );
+  const partial = new Set(
+    investments.flatMap((position) => {
+      const money = position.absoluteReturn
+        ? null
+        : position.averagePurchasePrice ?? position.currentValue;
+      return money ? [money.currency] : [];
+    }),
+  );
+  // A short position has negative cost basis, so a percent would flip sign or net out.
+  const withShorts = new Set(
+    investments.flatMap((position) => {
+      const money = position.absoluteReturn ?? position.averagePurchasePrice ?? position.currentValue;
+      return money && decimalFromString(position.quantity).value < ZERO_QUANTITY ? [money.currency] : [];
+    }),
+  );
+  const currencies = new Set([...absolute, ...costs].map((money) => money.currency));
+  return [...new Set([...currencies, ...partial])]
+    .sort((left, right) => left.localeCompare(right))
+    .map((currency) => {
+      const absoluteReturn = absolute.find((money) => money.currency === currency)?.value ?? '0';
+      const costBasis = costs.find((money) => money.currency === currency)?.value ?? '0';
+      const cost = decimalFromString(costBasis);
+      return {
+        currency,
+        absolute: absoluteReturn,
+        costBasis,
+        percent: isZero(cost) || withShorts.has(currency)
+          ? null
+          : formatDecimal(divide(
+              multiply(decimalFromString(absoluteReturn), decimalFromString('100')),
+              cost,
+              PERCENT_DECIMAL_PLACES,
+            )),
+        partial: partial.has(currency),
+      };
+    });
+}
 
 @Injectable()
 export class BrokerageAccountsService {
@@ -26,12 +98,20 @@ export class BrokerageAccountsService {
             portfolioSummary: account.snapshot
               ? {
                   totalsByCurrency: account.snapshot.totalsByCurrency,
+                  cashBalances: account.snapshot.cashBalances,
+                  structure: account.snapshot.structure,
+                  unrealizedReturnByCurrency: unrealizedReturns(account.snapshot.positions),
                   stockPositionCount: account.snapshot.positions.filter(
                     (position) => position.type === 'STOCK',
                   ).length,
                   bondPositionCount: account.snapshot.positions.filter(
                     (position) => position.type === 'BOND',
                   ).length,
+                  fundPositionCount: account.snapshot.positions.filter(
+                    (position) => position.type === 'FUND',
+                  ).length,
+                  // The snapshot mapper already drops zero-quantity positions.
+                  totalPositionCount: account.snapshot.positions.length,
                 }
               : null,
           }));

src/modules/investments/income/income-period.ts

@@ -8,7 +8,7 @@ import {
   utcDate,
 } from '../investment-calendar';
 
-enum IncomeErrorCode { InvalidPeriod = 'INVALID_INCOME_PERIOD' }
+export enum IncomeErrorCode { InvalidPeriod = 'INVALID_INCOME_PERIOD' }
 
 const MONDAY_WEEKDAY_INDEX = 1;
 const INCLUSIVE_DAY_OFFSET = 1;

src/modules/investments/operation-category.ts

@@ -0,0 +1,10 @@
+export const operationCategories = [
+  'trade',
+  'income',
+  'tax',
+  'fee',
+  'transfer',
+  'other',
+] as const;
+
+export type OperationCategory = (typeof operationCategories)[number];

src/modules/investments/operations/infrastructure/brokerage-operation.mapper.ts

@@ -3,10 +3,8 @@ import { MILLISECONDS_PER_SECOND } from '../../../../common/time';
 import { decimal } from '../../../../integrations/tbank/decimal';
 import { TbankOperationType } from '../../../../integrations/tbank/tbank-protocol';
 import { TbankMoney, TbankOperationItem } from '../../../../integrations/tbank/tbank.api';
-import {
+import { type OperationCategory } from '../../operation-category';
-  BrokerageOperationDto,
+import { BrokerageOperationDto } from '../presentation/brokerage-operation.dto';
-  OperationCategory,
-} from '../presentation/brokerage-operation.dto';
 
 const MISSING_TIMESTAMP_COMPONENT = 0;
 

src/modules/investments/operations/operations.api.ts

@@ -5,4 +5,3 @@ export type { OperationInterval } from './domain/operations-sync-plan';
 
 // Public cross-module surface. Nest providers are exported by the matching module.
 export { BrokerageOperationDto } from './presentation/brokerage-operation.dto';
-export { operationCategories } from './presentation/brokerage-operation.dto';

src/modules/investments/operations/presentation/brokerage-operation.dto.ts

@@ -16,6 +16,7 @@ import {
 import { MoneyDto } from '../../../../common/money.dto';
 import { AccountReferenceDto } from '../../account-reference.dto';
 import { InvestmentResourceMetaDto } from '../../investment-resource.dto';
+import { operationCategories, type OperationCategory } from '../../operation-category';
 
 const MIN_OPERATIONS_PAGE_SIZE = 1;
 
@@ -23,16 +24,6 @@ const MAX_CURSOR_LENGTH = 4096;
 const MAX_OPERATIONS_PAGE_SIZE = 1000;
 export const DEFAULT_OPERATIONS_PAGE_SIZE = 100;
 
-export const operationCategories = [
-  'trade',
-  'income',
-  'tax',
-  'fee',
-  'transfer',
-  'other',
-] as const;
-export type OperationCategory = (typeof operationCategories)[number];
-
 export class BrokerageOperationsQueryDto {
   @ApiPropertyOptional({
     format: 'uuid',

src/modules/investments/portfolio/application/portfolio.service.spec.ts

@@ -159,6 +159,31 @@ describe('persistent portfolio projection', () => {
     expect(snapshot.positions[1].averagePurchasePrice).toEqual({ currency: 'RUB', value: '2' });
   });
 
+  it('counts cash once when T-Bank also returns it as a CURRENCY position', async () => {
+    repository.reserve.mockResolvedValueOnce({
+      launch: true,
+      work: { id: 'work', attemptId: 'attempt' },
+    });
+    tbank.getPortfolio.mockResolvedValue({ positions: [
+      { figi: 'FUND', instrumentType: 'etf', quantity: { units: '1' }, currentPrice: { currency: 'RUB', units: '120', nano: 240000000 } },
+      { figi: 'RUB000UTSTOM', instrumentType: 'currency', quantity: { units: '1', nano: 250000000 }, currentPrice: { currency: 'RUB', units: '1' } },
+    ] });
+    tbank.getPositions.mockResolvedValue({ money: [{ currency: 'RUB', units: '1', nano: 250000000 }] });
+    repository.read.mockResolvedValue({
+      membershipAt,
+      membershipRevision: 1,
+      accounts: [{ accountId: 'a', name: 'A', type: 'BROKERAGE', openedOn: null, portfolio: null }],
+      work: [],
+    });
+    const handle = await service.request('user', 'private', 'a');
+    assert(handle);
+    await handle.done;
+    const snapshot = (repository.publish.mock.calls as [unknown, string, PortfolioDto][])[0][2];
+    expect(snapshot.totalsByCurrency).toEqual([{ currency: 'RUB', value: '121.49' }]);
+    expect(snapshot.positions.map((position) => position.type)).toEqual(['FUND', 'CURRENCY']);
+    expect(snapshot.structure.currencies[0].totalValue).toBe('121.49');
+  });
+
   it('does not turn a missing account snapshot into aggregate zero; summaries stay independent', async () => {
     const snapshot: PortfolioDto = {
       lastSuccessfulAt: membershipAt.toISOString(),

src/modules/investments/portfolio/domain/portfolio-structure.spec.ts

@@ -19,7 +19,7 @@ const position = (
 });
 
 describe('portfolio structure', () => {
-  it('includes cash once and keeps currency instruments among other assets', () => {
+  it('counts cash once and skips CURRENCY positions that mirror it', () => {
     const result = portfolioStructure(
       [
         position('STOCK', '60'),
@@ -30,13 +30,13 @@ describe('portfolio structure', () => {
     );
     expect(result.currencies[0]).toEqual({
       currency: 'RUB',
-      totalValue: '100',
+      totalValue: '90',
       hasNegativeValues: false,
       categories: [
-        { type: 'STOCK', value: '60', sharePercent: '60' },
+        { type: 'STOCK', value: '60', sharePercent: '66.666667' },
-        { type: 'BOND', value: '20', sharePercent: '20' },
+        { type: 'BOND', value: '20', sharePercent: '22.222222' },
-        { type: 'OTHER', value: '10', sharePercent: '10' },
+        { type: 'OTHER', value: '0', sharePercent: '0' },
-        { type: 'CASH', value: '10', sharePercent: '10' },
+        { type: 'CASH', value: '10', sharePercent: '11.111111' },
       ],
     });
   });

src/modules/investments/portfolio/domain/portfolio-structure.ts

@@ -43,6 +43,8 @@ export function portfolioStructure(
     currencies.set(money.currency, group);
   };
   for (const position of positions) {
+    // CURRENCY positions mirror cash, which is counted once as CASH below.
+    if (position.type === 'CURRENCY') continue;
     const type = ['BOND', 'STOCK'].includes(position.type)
       ? position.type
       : 'OTHER';

src/modules/investments/portfolio/infrastructure/tbank-portfolio.mapper.ts

@@ -126,7 +126,8 @@ function totalsByCurrency(
   for (const value of money) addTotal(value.currency, decimal(value));
   for (const position of positions) {
     const price = position.currentPrice;
-    if (!price) continue;
+    // CURRENCY positions mirror the cash balances already added above.
+    if (!price || types[position.instrumentType?.toLowerCase() ?? ''] === 'CURRENCY') continue;
     addTotal(
       price.currency,
       multiply(decimal(position.quantity ?? {}), decimal(price)),

src/modules/investments/portfolio/portfolio.api.ts

@@ -5,4 +5,5 @@ export { PortfolioService } from './application/portfolio.service';
 export {
   PortfolioDto,
   PortfolioPositionDto,
+  PortfolioStructureDto,
 } from './presentation/portfolio.dto';

src/modules/investments/tbank-sync/tbank-sync.dto.ts

@@ -23,7 +23,7 @@ import {
 
 import { MAX_INSTRUMENT_QUERY_LENGTH, MIN_INSTRUMENT_QUERY_LENGTH } from '../instrument-query';
 import { InvestmentAttemptProblemDto } from '../investment-resource.dto';
-import { operationCategories } from '../operations/operations.api';
+import { operationCategories } from '../operation-category';
 
 const MIN_ACCOUNT_ID_LENGTH = 1;
 const MIN_SYNC_PAGE_SIZE = 1;

src/modules/investments/upcoming-events/upcoming-events.service.ts

@@ -32,7 +32,7 @@ import {
   UpcomingEventsQueryDto,
 } from './upcoming-events.dto';
 
-enum EventsErrorCode { InvalidPeriod = 'INVALID_EVENTS_PERIOD' }
+export enum EventsErrorCode { InvalidPeriod = 'INVALID_EVENTS_PERIOD' }
 
 const FIRST_BATCH_OFFSET = 0;
 

src/openapi.ts

@@ -1,12 +1,38 @@
 import { INestApplication } from '@nestjs/common';
 import { DocumentBuilder, SwaggerModule } from '@nestjs/swagger';
 
+import { HttpErrorCode } from './common/error-code';
+import { MoexErrorCode } from './integrations/moex/moex.client';
+import { NcrErrorCode } from './integrations/ncr/ncr-ratings.client';
+import { TbankErrorCode } from './integrations/tbank/tbank-error-code';
+import { AuthErrorCode } from './modules/auth/application/auth-error-code';
+import { BankErrorCode } from './modules/banking/bank-cards/application/bank-card-input';
+import { IncomeErrorCode } from './modules/investments/income/income-period';
+import { InstrumentErrorCode } from './modules/investments/instruments/domain/instrument-error-code';
+import { OperationErrorCode } from './modules/investments/operations/domain/operation-error-code';
+import { EventsErrorCode } from './modules/investments/upcoming-events/upcoming-events.service';
+
 export const API_PREFIX = 'api/v1';
 
 // Nest Swagger cannot express additionalProperties on a class, so closed request
 // bodies are restored here after generation; the runtime allowlist stays in the controller.
 const CLOSED_SCHEMAS = ['StockScreenerCriteriaDto'];
 
+// Every code HttpExceptionFilter can emit. Assembled at the composition root so
+// common/ProblemDetailsDto does not depend on modules.
+export const PROBLEM_CODES = [
+  ...Object.values(HttpErrorCode),
+  ...Object.values(AuthErrorCode),
+  ...Object.values(OperationErrorCode),
+  ...Object.values(InstrumentErrorCode),
+  ...Object.values(TbankErrorCode),
+  ...Object.values(BankErrorCode),
+  ...Object.values(MoexErrorCode),
+  ...Object.values(NcrErrorCode),
+  ...Object.values(EventsErrorCode),
+  ...Object.values(IncomeErrorCode),
+];
+
 export function createOpenApiDocument(app: INestApplication) {
   const document = SwaggerModule.createDocument(
     app,
@@ -18,5 +44,8 @@ export function createOpenApiDocument(app: INestApplication) {
       schema.additionalProperties = false;
     }
   }
+  const problem = schemas.ProblemDetailsDto;
+  const problemCode = problem && 'properties' in problem ? problem.properties?.code : undefined;
+  if (problemCode && !('$ref' in problemCode)) problemCode.enum = PROBLEM_CODES;
   return document;
 }

test/openapi-contract.e2e-spec.ts

@@ -121,6 +121,55 @@ describe('OpenAPI contract (integration)', () => {
     expect(analytics.properties).not.toHaveProperty('yearComparison');
   });
 
+  it('publishes every emitted problem detail code as a named enum', () => {
+    const schemas = createOpenApiDocument(app).components?.schemas;
+    const expectedCodes = [
+      'BAD_REQUEST',
+      'INTERNAL_SERVER_ERROR',
+      'NOT_FOUND',
+      'UNAUTHORIZED',
+      'UNSUPPORTED_MEDIA_TYPE',
+      'VALIDATION_ERROR',
+      'EMAIL_ALREADY_REGISTERED',
+      'INVALID_CREDENTIALS',
+      'INVALID_OPERATIONS_CURSOR',
+      'BOND_HISTORY_START_UNAVAILABLE',
+      'BOND_TICKER_AMBIGUOUS',
+      'STOCK_HISTORY_START_UNAVAILABLE',
+      'STOCK_TICKER_AMBIGUOUS',
+      'INVALID_TBANK_TOKEN',
+      'TBANK_NOT_CONNECTED',
+      'TBANK_UNAVAILABLE',
+      'BANK_CARD_ARCHIVED',
+      'BANK_DEPENDENT_REFUNDS',
+      'BANK_DUPLICATE_CATEGORY',
+      'BANK_IMMUTABLE_OPERATION',
+      'BANK_INTENT_CONFLICT',
+      'BANK_INVALID_DATE',
+      'BANK_INVALID_INPUT',
+      'BANK_INVALID_MONEY',
+      'BANK_INVALID_REFUND',
+      'BANK_NOT_FOUND',
+      'BANK_OPENING_DATE_CONFLICT',
+      'BANK_OPERATION_DELETED',
+      'BANK_REFUND_LIMIT',
+      'BANK_VERSION_CONFLICT',
+      'BANK_WRITE_CONFLICT',
+      'MOEX_UNAVAILABLE',
+      'NCR_UNAVAILABLE',
+      'INVALID_EVENTS_PERIOD',
+      'INVALID_INCOME_PERIOD',
+    ];
+
+    const problem = schemas?.ProblemDetailsDto;
+    assert(problem && !('$ref' in problem));
+    const codeSchema = problem.properties?.code;
+    assert(codeSchema && !('$ref' in codeSchema));
+    expect(codeSchema.type).toBe('string');
+    expect(codeSchema.enum).toEqual(expect.arrayContaining(expectedCodes));
+    expect(codeSchema.enum).toHaveLength(expectedCodes.length);
+  });
+
   it('generates the runtime contract without server startup or deployment configuration', async () => {
     const schemas = createOpenApiDocument(app).components?.schemas;
     expect(schemas?.StockScreenerCriteriaDto).toMatchObject({

test/tbank-local-reads.e2e-spec.ts

@@ -216,7 +216,27 @@ describe('local accounts and portfolio HTTP (SQLite)', () => {
     ).toEqual({
       stockPositionCount: 1,
       bondPositionCount: 0,
+      fundPositionCount: 0,
+      totalPositionCount: 1,
       totalsByCurrency: [{ currency: 'RUB', value: '21.100000002' }],
+      cashBalances: [{ currency: 'RUB', value: '1.1' }],
+      structure: {
+        currencies: [{
+          currency: 'RUB',
+          totalValue: '21.100000002',
+          hasNegativeValues: false,
+          categories: [
+            { type: 'STOCK', value: '20.000000002', sharePercent: '94.78673' },
+            { type: 'BOND', value: '0', sharePercent: '0' },
+            { type: 'OTHER', value: '0', sharePercent: '0' },
+            { type: 'CASH', value: '1.1', sharePercent: '5.21327' },
+          ],
+        }],
+        unvaluedCategories: [],
+      },
+      unrealizedReturnByCurrency: [
+        { currency: 'RUB', absolute: '0', costBasis: '0', percent: null, partial: true },
+      ],
     });
     const portfolio = await get('brokerage-accounts/account/portfolio').expect(
       200,
@@ -492,9 +512,18 @@ describe('local accounts and portfolio HTTP (SQLite)', () => {
     }
     const summaries = (await get('brokerage-accounts?sync=observe').expect(200))
       .body as BrokerageAccountsResourceDto;
-    expect(summaries.data?.[0].portfolioSummary?.totalsByCurrency).toEqual([
+    expect(summaries.data?.[0].portfolioSummary).toMatchObject({
-      { currency: 'RUB', value: '21.1' },
+      totalsByCurrency: [{ currency: 'RUB', value: '21.1' }],
-    ]);
+      cashBalances: [{ currency: 'RUB', value: '1.1' }],
+      structure: { currencies: [{ currency: 'RUB' }] },
+      unrealizedReturnByCurrency: [
+        { currency: 'RUB', absolute: '0', costBasis: '0', percent: null, partial: true },
+      ],
+      stockPositionCount: 1,
+      bondPositionCount: 0,
+      fundPositionCount: 0,
+      totalPositionCount: 1,
+    });
     expect(summaries.data?.[1].portfolioSummary).toBeNull();
     expect(summaries.meta.availability).toBe('available');
     expect(summaries.meta.completeness).toBe('complete');