docs: update analytics validation changelog

Reviewed-on: #37

CHANGELOG.md

@@ -1,10 +1,22 @@
 # Changelog
 
-## [Frontend 0.11.0 / Backend 0.10.0 / Shared 0.5.0] - 2026-08-21
+## [Backend 0.10.2] - 2026-08-24
 
-### Added
+### Fixed
 
-- Added category filtering to analytics summary and category breakdown, including savings-account interest handling in the filtered results.
+- Analytics endpoints now reject invalid account and category filter IDs with a validation error.
+
+## [Frontend 0.11.1] - 2026-08-21
+
+### Fixed
+
+- Preserve the explicit «Без категории» analytics filter value when requesting data.
+
+## [Frontend 0.11.0 / Backend 0.10.1 / Shared 0.5.0] - 2026-08-21
+
+### Fixed
+
+- Corrected analytics period boundaries for partial week/month ranges and added a usable «Без категории» filter with SQL coverage.
 
 ## [Backend 0.9.2] - 2026-08-20
 

backend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@family-budget/backend",
-  "version": "0.10.0",
+  "version": "0.10.2",
   "private": true,
   "scripts": {
     "dev": "tsx watch src/app.ts",
@@ -9,6 +9,7 @@
     "migrate": "tsx src/db/migrate.ts",
     "migrate:prod": "node dist/db/migrate.js",
     "test:analytics": "tsx src/services/analyticsSemantics.test.ts",
+    "test:analytics:query": "tsx src/routes/analytics.test.ts",
     "test:portfolio": "tsx src/services/portfolio.test.ts",
     "test:portfolio:db": "NODE_ENV=test tsx src/services/portfolio.integration.test.ts",
     "test:transactions": "tsx src/services/transactions.test.ts",

backend/src/routes/analytics.test.ts

@@ -0,0 +1,12 @@
+import assert from 'node:assert/strict';
+import { parseOptionalId } from './analytics';
+
+assert.equal(parseOptionalId(undefined, 0), undefined);
+assert.equal(parseOptionalId('0', 0), 0);
+assert.equal(parseOptionalId('1', 1), 1);
+assert.equal(parseOptionalId('0', 1), null);
+assert.equal(parseOptionalId('abc', 0), null);
+assert.equal(parseOptionalId('1.5', 0), null);
+assert.equal(parseOptionalId(['1'], 0), null);
+
+console.log('analytics query validation: OK');

backend/src/routes/analytics.ts

@@ -5,6 +5,30 @@ import type { Granularity } from '@family-budget/shared';
 
 const router = Router();
 
+export function parseOptionalId(value: unknown, minimum: number): number | null | undefined {
+  if (value === undefined) return undefined;
+  if (typeof value !== 'string' || !/^\d+$/.test(value)) return null;
+
+  const id = Number(value);
+  return Number.isSafeInteger(id) && id >= minimum ? id : null;
+}
+
+router.use((req, res, next) => {
+  const accountId = parseOptionalId(req.query.accountId, 1);
+  if (accountId === null) {
+    res.status(400).json({ error: 'BAD_REQUEST', message: 'accountId must be a positive integer' });
+    return;
+  }
+
+  const categoryId = parseOptionalId(req.query.categoryId, 0);
+  if (categoryId === null) {
+    res.status(400).json({ error: 'BAD_REQUEST', message: 'categoryId must be a non-negative integer' });
+    return;
+  }
+
+  next();
+});
+
 router.get(
   '/summary',
   asyncHandler(async (req, res) => {
@@ -18,7 +42,7 @@ router.get(
       from: from as string,
       to: to as string,
       accountId: accountId ? Number(accountId) : undefined,
-      categoryId: categoryId ? Number(categoryId) : undefined,
+      categoryId: categoryId !== undefined ? Number(categoryId) : undefined,
       onlyConfirmed: onlyConfirmed === 'true',
     });
     res.json(result);
@@ -38,7 +62,7 @@ router.get(
       from: from as string,
       to: to as string,
       accountId: accountId ? Number(accountId) : undefined,
-      categoryId: categoryId ? Number(categoryId) : undefined,
+      categoryId: categoryId !== undefined ? Number(categoryId) : undefined,
       onlyConfirmed: onlyConfirmed === 'true',
     });
     res.json(result);
@@ -64,7 +88,7 @@ router.get(
       from: from as string,
       to: to as string,
       accountId: accountId ? Number(accountId) : undefined,
-      categoryId: categoryId ? Number(categoryId) : undefined,
+      categoryId: categoryId !== undefined ? Number(categoryId) : undefined,
       onlyConfirmed: onlyConfirmed === 'true',
       granularity: granularity as Granularity,
     });

backend/src/services/analytics.integration.test.ts

@@ -28,17 +28,33 @@ async function testQueries(): Promise<void> {
     );
     await insert(otherAccountId, '2026-07-01T12:00:00+03:00', -99_000, categoryId.expense, 'analytics-test-6');
     await insert(accountId, '2026-08-01T12:00:00+03:00', -7_000, categoryId.expense, 'analytics-test-7');
+    await client.query(
+      "INSERT INTO transactions (account_id, operation_at, amount_signed, commission, description, direction, fingerprint, category_id, is_category_confirmed) VALUES ($1, '2026-07-07T12:00:00+03:00', -2_500, 0, 'uncategorized', 'expense', 'analytics-test-uncategorized', NULL, FALSE)",
+      [accountId],
+    );
 
     const params = { from: '2026-07-01', to: '2026-07-31', accountId, onlyConfirmed: true };
     const summary = await getSummary(params, client);
     assert.deepEqual({ expense: summary.totalExpense, income: summary.totalIncome, net: summary.net, transferOut: summary.transferOutflow, interest: summary.interestIncome }, { expense: 6_000, income: 15_000, net: 9_000, transferOut: 3_000, interest: 1_500 });
     const categorySummary = await getSummary({ ...params, categoryId: categoryId.expense }, client);
     assert.deepEqual({ expense: categorySummary.totalExpense, income: categorySummary.totalIncome }, { expense: 6_000, income: 0 });
+    const uncategorized = await getSummary({ ...params, categoryId: 0, onlyConfirmed: false }, client);
+    assert.equal(uncategorized.totalExpense, 2_500);
+    assert.equal((await getSummary({ ...params, categoryId: 0, onlyConfirmed: true }, client)).totalExpense, 0);
+    assert.deepEqual((await getByCategory({ ...params, categoryId: 0, onlyConfirmed: false }, client)).map((item) => item.amount), [2_500]);
+    assert.deepEqual((await getByCategory({ ...params, categoryId: 0, onlyConfirmed: true }, client)), []);
     assert.equal((await getSummary({ ...params, from: '2026-08-01', to: '2026-08-31' }, client)).totalExpense, 7_000);
     assert.deepEqual((await getByCategory(params, client)).map((item) => item.amount), [6_000]);
     const timeseries = await getTimeseries({ ...params, granularity: 'month' }, client);
     assert.equal(timeseries[0].expenseAmount, 6_000);
     assert.equal(timeseries[0].incomeAmount, 15_000);
+    const partial = await getTimeseries({ ...params, from: '2026-07-02', to: '2026-07-03', granularity: 'month' }, client);
+    assert.equal(partial[0].expenseAmount, 0);
+    assert.equal(partial[0].incomeAmount, 20_000);
+    const uncategorizedSeries = await getTimeseries({ ...params, categoryId: 0, onlyConfirmed: false, granularity: 'month' }, client);
+    assert.equal(uncategorizedSeries[0].expenseAmount, 2_500);
+    const confirmedUncategorizedSeries = await getTimeseries({ ...params, categoryId: 0, onlyConfirmed: true, granularity: 'month' }, client);
+    assert.equal(confirmedUncategorizedSeries[0].expenseAmount, 0);
   } finally {
     await client.query('ROLLBACK');
     client.release();

backend/src/services/analytics.ts

@@ -63,9 +63,11 @@ function buildBaseConditions(
     idx++;
   }
   if (params.categoryId != null) {
-    conditions.push(`t.category_id = $${idx}`);
-    values.push(params.categoryId);
-    idx++;
+    conditions.push(params.categoryId === 0 ? 't.category_id IS NULL' : `t.category_id = $${idx}`);
+    if (params.categoryId !== 0) {
+      values.push(params.categoryId);
+      idx++;
+    }
   }
   if (params.onlyConfirmed) {
     conditions.push('t.is_category_confirmed = TRUE');
@@ -202,6 +204,8 @@ export async function getTimeseries(
   }
 
   const txConditions: string[] = [
+    't.operation_at::date >= $1::date',
+    't.operation_at::date <= $2::date',
     't.operation_at::date >= p.period_start',
     't.operation_at::date <= p.period_end',
   ];
@@ -213,8 +217,11 @@ export async function getTimeseries(
     values.push(params.accountId);
   }
   if (params.categoryId != null) {
-    txConditions.push(`t.category_id = $${idx++}`);
-    values.push(params.categoryId);
+    if (params.categoryId === 0) txConditions.push('t.category_id IS NULL');
+    else {
+      txConditions.push(`t.category_id = $${idx++}`);
+      values.push(params.categoryId);
+    }
   }
   if (params.onlyConfirmed) {
     txConditions.push('t.is_category_confirmed = TRUE');

frontend/package.json

@@ -1,6 +1,6 @@
 {
   "name": "@family-budget/frontend",
-  "version": "0.11.0",
+  "version": "0.11.1",
   "private": true,
   "type": "module",
   "scripts": {

frontend/src/pages/AnalyticsPage.tsx

@@ -68,7 +68,7 @@ export function AnalyticsPage() {
       from: period.from,
       to: period.to,
       ...(accountId ? { accountId: Number(accountId) } : {}),
-      ...(categoryId ? { categoryId: Number(categoryId) } : {}),
+      ...(categoryId !== '' ? { categoryId: Number(categoryId) } : {}),
       ...(onlyConfirmed ? { onlyConfirmed: true } : {}),
     };
 
@@ -118,13 +118,6 @@ export function AnalyticsPage() {
               ))}
             </select>
           </div>
-          <div className="field">
-            <label className="field__label">Категория</label>
-            <select value={categoryId} onChange={(e) => setCategoryId(e.target.value)}>
-              <option value="">Все категории</option>
-              {categories.map((c) => <option key={c.id} value={c.id}>{c.name}</option>)}
-            </select>
-          </div>
           <div className="field field--checkbox">
             <label className="field__label field__label--checkbox">
               <input
@@ -135,6 +128,14 @@ export function AnalyticsPage() {
               Только подтверждённые
             </label>
           </div>
+          <div className="field">
+            <label className="field__label">Категория</label>
+            <select value={categoryId} onChange={(e) => setCategoryId(e.target.value)}>
+              <option value="">Все категории</option>
+              <option value="0">Без категории</option>
+              {categories.map((c) => <option key={c.id} value={c.id}>{c.name}</option>)}
+            </select>
+          </div>
         </div>
       </div>