refactor: address frontend review feedback

src/entities/bank-card/api/banking.test.tsx

@@ -19,8 +19,6 @@ import {
 	useBankSummary,
 } from "./queries";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const card: BankCard
 	= {
 		archivedAt: null,
@@ -35,7 +33,6 @@ const card: BankCard
 		version: 1,
 	};
 
-/* eslint-enable unicorn/no-null */
 const transfer: CreateBankOperation = {
 	amount: { currency: "RUB", value: "90071992547409.93" },
 	cardId: "a",

src/entities/bank-card/model/bank.ts

@@ -0,0 +1,8 @@
+enum BankName {
+	AlfaBank = "Альфа-Банк",
+	Sberbank = "Сбербанк",
+	TBank = "Т-Банк",
+	Vtb = "ВТБ",
+}
+
+export { BankName };

src/entities/bank-card/model/form-validation.ts

@@ -32,7 +32,6 @@ function bankToday() {
 function moneyCents(value: string): bigint | null {
 	const normalized = value.trim().replace(",", ".");
 	if (!/^-?\d+$|^-?\d+\.\d{1,2}$/.test(normalized))
-		// eslint-disable-next-line unicorn/no-null -- The money parser’s callers distinguish invalid input with null.
 		return null;
 
 	const [whole, fraction = ""] = normalized

src/entities/bank-card/model/operation-appearance.ts

@@ -2,129 +2,68 @@ import type { OperationIconProps } from "@wealthledger/icons";
 
 import type { BankOperation } from "../api/queries";
 
-type OperationIcon = {
-	animation?: string;
-	color: string;
-	variant: OperationIconProps["variant"];
-};
+const categoryIcons: {
+	appearance: OperationIconProps;
+	name: string;
+}[] = [
+	{ appearance: { color: "grape", variant: "wine" }, name: "Алкоголь" },
+	{ appearance: { color: "green", variant: "deposit" }, name: "Вклады" },
+	{ appearance: { color: "orange", variant: "home" }, name: "Жильё" },
+	{ appearance: { color: "red", variant: "medical" }, name: "Здоровье" },
+	{
+		appearance: { color: "green", variant: "growth" },
+		name: "Инвестиции и накопления",
+	},
+	{ appearance: { color: "orange", variant: "coffee" }, name: "Кафе" },
+	{ appearance: { color: "blue", variant: "education" }, name: "Образование" },
+	{ appearance: { color: "blue", variant: "transfer" }, name: "Переводы" },
+	{
+		appearance: { color: "orange", variant: "repayment" },
+		name: "Погашение кредита",
+	},
+	{
+		appearance: { color: "grape", variant: "subscriptions" },
+		name: "Подписки",
+	},
+	{ appearance: { color: "grape", variant: "shopping" }, name: "Покупки" },
+	{ appearance: { color: "green", variant: "basket" }, name: "Продукты" },
+	{ appearance: { color: "blue", variant: "travel" }, name: "Путешествия" },
+	{ appearance: { color: "grape", variant: "music" }, name: "Развлечения" },
+	{ appearance: { color: "blue", variant: "wifi" }, name: "Связь и интернет" },
+	{
+		appearance: { color: "green", variant: "cashWithdrawal" },
+		name: "Снятие наличных",
+	},
+	{ appearance: { color: "grape", variant: "dice" }, name: "Ставки" },
+	{ appearance: { color: "green", variant: "shield" }, name: "Страхование" },
+	{ appearance: { color: "orange", variant: "smoking" }, name: "Табак" },
+	{ appearance: { color: "yellow", variant: "taxi" }, name: "Такси" },
+	{ appearance: { color: "blue", variant: "car" }, name: "Транспорт" },
+	{
+		appearance: { color: "grape", variant: "server" },
+		name: "Хостинг и ИИ-сервисы",
+	},
+	{
+		appearance: { color: "blue", variant: "download" },
+		name: "Цифровые покупки",
+	},
+];
 
-const categoryIcons: Record<string, OperationIcon> = {
-	"алкоголь": {
-		animation: "wine",
-		color: "grape",
-		variant: "wine",
-	},
-	"вклады": {
-		animation: "deposit",
-		color: "green",
-		variant: "deposit",
-	},
-	"жилье": { color: "orange", variant: "home" },
-	"здоровье": { color: "red", variant: "medical" },
-	"инвестиции и накопления": {
-		animation: "growth",
-		color: "green",
-		variant: "growth",
-	},
-	"кафе": {
-		animation: "coffee",
-		color: "orange",
-		variant: "coffee",
-	},
-	"образование": {
-		color: "blue",
-		variant: "education",
-	},
-	"переводы": {
-		animation: "transfer",
-		color: "blue",
-		variant: "transfer",
-	},
-	"погашение кредита": {
-		animation: "repayment",
-		color: "orange",
-		variant: "repayment",
-	},
-	"подписки": {
-		color: "grape",
-		variant: "subscriptions",
-	},
-	"покупки": {
-		color: "grape",
-		variant: "shopping",
-	},
-	"продукты": {
-		animation: "basket",
-		color: "green",
-		variant: "basket",
-	},
-	"путешествия": {
-		color: "blue",
-		variant: "travel",
-	},
-	"развлечения": {
-		color: "grape",
-		variant: "music",
-	},
-	"связь и интернет": {
-		animation: "wifi",
-		color: "blue",
-		variant: "wifi",
-	},
-	"снятие наличных": {
-		color: "green",
-		variant: "cashWithdrawal",
-	},
-	"ставки": {
-		color: "grape",
-		variant: "dice",
-	},
-	"страхование": {
-		color: "green",
-		variant: "shield",
-	},
-	"табак": {
-		color: "orange",
-		variant: "smoking",
-	},
-	"такси": {
-		color: "yellow",
-		variant: "taxi",
-	},
-	"транспорт": {
-		animation: "car",
-		color: "blue",
-		variant: "car",
-	},
-	"хостинг и ии-сервисы": {
-		animation: "server",
-		color: "grape",
-		variant: "server",
-	},
-	"цифровые покупки": {
-		color: "blue",
-		variant: "download",
-	},
-};
-
-const otherIcon: OperationIcon = {
-	animation: "grid",
+const otherIcon: OperationIconProps = {
 	color: "gray",
 	variant: "grid",
 };
 
 const operationIcons: Record<
 	Exclude<BankOperation["kind"], "expense">,
-	OperationIcon
+	OperationIconProps
 > = {
 	refund: { color: "teal", variant: "refund" },
 	topup: {
-		animation: "topup",
 		color: "green",
 		variant: "topup",
 	},
 	transfer: {
-		animation: "transfer",
 		color: "blue",
 		variant: "transfer",
 	},
@@ -135,17 +74,20 @@ function bankOperationAppearance(
 	categoryName?: null | string,
 ) {
 	if (kind !== "expense")
-		// eslint-disable-next-line security/detect-object-injection -- Operation kinds are finite; category names are guarded by Object.hasOwn.
+		// eslint-disable-next-line security/detect-object-injection -- Operation kinds are a finite API union.
 		return operationIcons[kind];
 
-	const name = categoryName
-		?.trim()
-		.toLocaleLowerCase("ru-RU")
-		.replaceAll("ё", "е");
+	const name = normalizeCategoryName(categoryName ?? "");
 
-	return name && Object.hasOwn(categoryIcons, name)
-		? categoryIcons[name] // eslint-disable-line security/detect-object-injection -- Operation kinds are finite; category names are guarded by Object.hasOwn.
-		: otherIcon;
+	const category = categoryIcons.find(
+		item => normalizeCategoryName(item.name) === name,
+	);
+
+	return category?.appearance ?? otherIcon;
+}
+
+function normalizeCategoryName(name: string) {
+	return name.trim().toLocaleLowerCase("ru-RU").replaceAll("ё", "е");
 }
 
 export { bankOperationAppearance };

src/entities/bank-card/ui/BankCardFace/BankCardFace.stories.tsx

@@ -2,17 +2,16 @@ import type { Meta, StoryObj } from "@storybook/react-vite";
 
 import { SimpleGrid } from "@mantine/core";
 
+import { BankName } from "../../model/bank";
 import { BankCardFace } from "./BankCardFace";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const meta
 	= {
 		args: {
 			card: {
 				archivedAt: null,
 				balance: { currency: "RUB", value: "128450.75" },
-				bankName: "Сбербанк",
+				bankName: BankName.Sberbank,
 				id: "fictional",
 				lastFour: "4829",
 				name: "Для повседневных покупок",
@@ -25,7 +24,7 @@ const meta
 		component: BankCardFace,
 		tags: ["autodocs"],
 		title: "Product/BankCards/CardAppearance",
-	} satisfies /* eslint-enable unicorn/no-null */ Meta<typeof BankCardFace>;
+	} satisfies Meta<typeof BankCardFace>;
 
 export default meta;
 
@@ -35,33 +34,28 @@ export const Banks: Story = {
 	render: arguments_ => (
 		<SimpleGrid cols={{ base: 1, sm: 2 }} maw={920}>
 			{[
-				"Сбербанк",
-				"Т-Банк",
-				"Альфа-Банк",
-				"ВТБ",
-				// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
+				BankName.Sberbank,
+				BankName.TBank,
+				BankName.AlfaBank,
+				BankName.Vtb,
 				null,
 			].map((bankName, index) => (
 				<BankCardFace
-					/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-					card={
-						{
-							...arguments_.card,
-							bankName,
-							paymentSystem:
+					card={{
+						...arguments_.card,
+						bankName,
+						paymentSystem:
 								// eslint-disable-next-line security/detect-object-injection -- This is a positional index into the local array, not a user-supplied object key.
 								(["mir", "mastercard", "visa", "mir", null] as const)[index]
 								?? null,
-						}
-						/* eslint-enable unicorn/no-null */
-					}
+					}}
 					key={bankName ?? "unknown"}
 				/>
 			))}
 		</SimpleGrid>
 	),
 };
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 export const MissingDetails: Story
 	= {
 		args: {
@@ -73,7 +67,7 @@ export const MissingDetails: Story
 			},
 		},
 	};
-/* eslint-enable unicorn/no-null */
+
 export const LongArchived: Story = {
 	args: {
 		card: {

src/entities/bank-card/ui/BankCardFace/BankCardFace.tsx

@@ -22,9 +22,7 @@ const BankCardFace: FC<BankCardFaceProps> = (props) => {
 			<div className={classes.top}>
 				<span className={classes.bank}>{card.bankName || t("bank.card")}</span>
 
-				{card.archivedAt && (
-					<span className={classes.archive}>{t("bank.archived")}</span>
-				)}
+				{card.archivedAt && <span className={classes.archive}>{t("bank.archived")}</span>}
 			</div>
 
 			<div aria-hidden="true" className={classes.hardware}>
@@ -46,9 +44,7 @@ const BankCardFace: FC<BankCardFaceProps> = (props) => {
 
 				{card.paymentSystem && (
 					<span className={classes.network} data-network={card.paymentSystem}>
-						{card.paymentSystem === "mastercard" && (
-							<span aria-hidden="true" className={classes.circles} />
-						)}
+						{card.paymentSystem === "mastercard" && <span aria-hidden="true" className={classes.circles} />}
 
 						{t(`bank.paymentSystems.${card.paymentSystem}`)}
 					</span>

src/entities/bank-card/ui/BankCardForm/BankCardFields.vm.ts

@@ -1,11 +1,10 @@
-import type { ComponentProps } from "react";
-
-import { DateInput } from "@mantine/dates";
-import { useController, useFormContext } from "react-hook-form";
+import { useFormContext } from "react-hook-form";
 import { useTranslation } from "react-i18next";
 
-import { bankDateInputValue } from "../../model/form-validation";
-import { type BankCardValues, bankDateSchema } from "../../model/form.schema";
+import type { BankCardValues } from "../../model/form.schema";
+
+import { useOpeningDateField } from "./useOpeningDateField";
+import { usePaymentSystemField } from "./usePaymentSystemField";
 
 function useBankCardFieldsVm() {
 	const {
@@ -15,62 +14,10 @@ function useBankCardFieldsVm() {
 	} = useFormContext<BankCardValues>();
 
 	const { t } = useTranslation();
+	const openingDate = useOpeningDateField(control);
+	const paymentSystem = usePaymentSystemField(control);
 
-	const { field: paymentSystemField } = useController({
-		control,
-		name: "paymentSystem",
-	});
-
-	const { field: openingDateField } = useController({
-		control,
-		name: "openingDate",
-	});
-
-	const paymentSystems = ["mir", "visa", "mastercard"].map(value => ({
-		label: t(`bank.paymentSystems.${value}`),
-		value,
-	}));
-
-	const onPaymentSystemChange: (value: null | string) => void = value =>
-		paymentSystemField.onChange(value ?? "");
-
-	const dateParser: ComponentProps<typeof DateInput>["dateParser"] = value =>
-		bankDateSchema.safeParse(bankDateInputValue(value)).success
-			? bankDateInputValue(value)
-			: null; // eslint-disable-line unicorn/no-null -- Mantine represents an empty controlled openingDateField as null.
-
-	const onOpeningDateBlur: ComponentProps<typeof DateInput>["onBlur"] = (
-		event,
-	) => {
-		openingDateField.onChange(bankDateInputValue(event.currentTarget.value));
-		openingDateField.onBlur();
-	};
-
-	const onOpeningDateChange: (value: null | string) => void = value =>
-		openingDateField.onChange(value ?? "");
-
-	const onOpeningDateInput: ComponentProps<typeof DateInput>["onInput"] = event =>
-		openingDateField.onChange(bankDateInputValue(event.currentTarget.value));
-
-	const openingDateValue = bankDateSchema.safeParse(openingDateField.value)
-		.success
-		? openingDateField.value
-		: undefined;
-
-	return {
-		dateParser,
-		errors,
-		onOpeningDateBlur,
-		onOpeningDateChange,
-		onOpeningDateInput,
-		onPaymentSystemChange,
-		openingDateField,
-		openingDateValue,
-		paymentSystemField,
-		paymentSystems,
-		register,
-		t,
-	};
+	return { ...openingDate, ...paymentSystem, errors, register, t };
 }
 
 export { useBankCardFieldsVm };

src/entities/bank-card/ui/BankCardForm/BankCardForm.test.tsx

@@ -12,8 +12,6 @@ import type { BankCard } from "../../api/queries";
 
 import { BankCardForm } from "./BankCardForm";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const card: BankCard
 	= {
 		archivedAt: null,
@@ -28,7 +26,6 @@ const card: BankCard
 		version: 1,
 	};
 
-/* eslint-enable unicorn/no-null */
 function setup(value: BankCard) {
 	configureAuthClient({
 		accessToken: () => "test",
@@ -75,7 +72,7 @@ describe("BankCardForm", () => {
 		);
 		fireEvent.click(screen.getByRole("button", { name: "Сохранить" }));
 		await waitFor(() => expect(close).toHaveBeenCalled());
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 		expect(body).toEqual(
 			{
 				bankName: null,
@@ -84,7 +81,6 @@ describe("BankCardForm", () => {
 				paymentSystem: null,
 				version: 1,
 			},
-			/* eslint-enable unicorn/no-null */
 		);
 	});
 	it("loads and saves the selected payment system", async () => {

src/entities/bank-card/ui/BankCardForm/BankCardForm.view.tsx

@@ -57,7 +57,6 @@ const BankCardFields: FC<BankCardFieldsProps> = (props) => {
 				placeholder={t("bank.paymentSystemUnknown")}
 				value={
 					paymentSystemField.value
-					// eslint-disable-next-line unicorn/no-null -- Mantine represents an empty controlled paymentSystemField as null.
 					|| null
 				}
 			/>

src/entities/bank-card/ui/BankCardForm/BankCardForm.vm.ts

@@ -49,16 +49,13 @@ function useBankCardFormVm(props: BankCardFormProps) {
 			const metadata = {
 				bankName:
 					values.bankName
-					// eslint-disable-next-line unicorn/no-null -- PATCH uses null to clear these optional card fields.
 					|| null,
 				lastFour:
 					values.lastFour
-					// eslint-disable-next-line unicorn/no-null -- PATCH uses null to clear these optional card fields.
 					|| null,
 				name: values.name,
 				paymentSystem:
 					values.paymentSystem
-					// eslint-disable-next-line unicorn/no-null -- PATCH uses null to clear these optional card fields.
 					|| null,
 			};
 

src/entities/bank-card/ui/BankCardForm/useOpeningDateField.ts

@@ -0,0 +1,49 @@
+import type { ComponentProps } from "react";
+import type { Control } from "react-hook-form";
+
+import { DateInput } from "@mantine/dates";
+import { useController } from "react-hook-form";
+
+import { bankDateInputValue } from "../../model/form-validation";
+import { type BankCardValues, bankDateSchema } from "../../model/form.schema";
+
+function useOpeningDateField(control: Control<BankCardValues>) {
+	const { field: openingDateField } = useController({
+		control,
+		name: "openingDate",
+	});
+
+	const dateParser: ComponentProps<typeof DateInput>["dateParser"] = value =>
+		bankDateSchema.safeParse(bankDateInputValue(value)).success
+			? bankDateInputValue(value)
+			: null;
+
+	const onOpeningDateBlur: ComponentProps<typeof DateInput>["onBlur"] = (
+		event,
+	) => {
+		openingDateField.onChange(bankDateInputValue(event.currentTarget.value));
+		openingDateField.onBlur();
+	};
+
+	const onOpeningDateChange = (value: null | string) =>
+		openingDateField.onChange(value ?? "");
+
+	const onOpeningDateInput: ComponentProps<typeof DateInput>["onInput"] = event =>
+		openingDateField.onChange(bankDateInputValue(event.currentTarget.value));
+
+	const openingDateValue = bankDateSchema.safeParse(openingDateField.value)
+		.success
+		? openingDateField.value
+		: undefined;
+
+	return {
+		dateParser,
+		onOpeningDateBlur,
+		onOpeningDateChange,
+		onOpeningDateInput,
+		openingDateField,
+		openingDateValue,
+	};
+}
+
+export { useOpeningDateField };

src/entities/bank-card/ui/BankCardForm/usePaymentSystemField.ts

@@ -0,0 +1,27 @@
+import type { Control } from "react-hook-form";
+
+import { useController } from "react-hook-form";
+import { useTranslation } from "react-i18next";
+
+import type { BankCardValues } from "../../model/form.schema";
+
+function usePaymentSystemField(control: Control<BankCardValues>) {
+	const { t } = useTranslation();
+
+	const { field: paymentSystemField } = useController({
+		control,
+		name: "paymentSystem",
+	});
+
+	const paymentSystems = ["mir", "visa", "mastercard"].map(value => ({
+		label: t(`bank.paymentSystems.${value}`),
+		value,
+	}));
+
+	const onPaymentSystemChange = (value: null | string) =>
+		paymentSystemField.onChange(value ?? "");
+
+	return { onPaymentSystemChange, paymentSystemField, paymentSystems };
+}
+
+export { usePaymentSystemField };

src/entities/bank-card/ui/BankOperationIcon/BankOperationIcon.stories.tsx

@@ -10,7 +10,9 @@ const BankOperationIcon = (props: {
 	categoryName?: null | string;
 	kind: "expense" | "refund" | "topup" | "transfer";
 }) => (
-	<OperationIcon {...bankOperationAppearance(props.kind, props.categoryName)} />
+	<OperationIcon
+		{...bankOperationAppearance(props.kind, props.categoryName)}
+	/>
 );
 
 const meta = {

src/entities/bank-card/ui/BankOperationIcon/BankOperationIcon.test.tsx

@@ -8,7 +8,9 @@ const BankOperationIcon = (props: {
 	categoryName?: null | string;
 	kind: "expense" | "refund" | "topup" | "transfer";
 }) => (
-	<OperationIcon {...bankOperationAppearance(props.kind, props.categoryName)} />
+	<OperationIcon
+		{...bankOperationAppearance(props.kind, props.categoryName)}
+	/>
 );
 
 it("matches normalized category names, falls back after renaming and distinguishes operation kinds", () => {
@@ -28,7 +30,6 @@ it("matches normalized category names, falls back after renaming and distinguish
 	for (const categoryName of [
 		"Моя категория",
 		"constructor",
-		// eslint-disable-next-line unicorn/no-null -- Exercise the explicit null returned by the production API/DOM contract.
 		null,
 	]) {
 		rerender(<BankOperationIcon categoryName={categoryName} kind="expense" />);

src/entities/bank-card/ui/BankSummary/BankSummary.stories.tsx

@@ -4,8 +4,6 @@ import { BankSummaryView } from "./BankSummary.view";
 
 const money = (value: string) => ({ currency: "RUB", value });
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const meta
 	= {
 		args: {
@@ -62,14 +60,14 @@ const meta
 		},
 		tags: ["autodocs"],
 		title: "Product/BankCards/Summary",
-	} satisfies /* eslint-enable unicorn/no-null */ Meta<typeof BankSummaryView>;
+	} satisfies Meta<typeof BankSummaryView>;
 
 export default meta;
 
 type Story = StoryObj<typeof meta>;
 
 export const Loaded: Story = { name: "Расходы по категориям" };
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 export const RefundMonth: Story
 	= {
 		args: {
@@ -93,8 +91,7 @@ export const RefundMonth: Story
 		},
 		name: "Возврат покупки прошлого месяца",
 	};
-/* eslint-enable unicorn/no-null */
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 export const Empty: Story
 	= {
 		args: {
@@ -109,7 +106,7 @@ export const Empty: Story
 		},
 		name: "Известные нули",
 	};
-/* eslint-enable unicorn/no-null */
+
 export const Loading: Story = {
 	args: { data: undefined, loading: true },
 	name: "Начальная загрузка",
@@ -122,7 +119,7 @@ export const CachedError: Story = {
 	args: { error: true },
 	name: "Сохранённые суммы при ошибке обновления",
 };
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 export const LongAmounts: Story
 	= {
 		args: {
@@ -145,4 +142,3 @@ export const LongAmounts: Story
 		},
 		name: "Точный итог длиннее предела отдельного ввода",
 	};
-/* eslint-enable unicorn/no-null */

src/entities/bank-card/ui/BankSummary/BankSummary.view.tsx

@@ -109,9 +109,7 @@ const BankSummaryView: FC<BankSummaryViewProps> = (props) => {
 				</Group>
 			)}
 
-			{props.data && props.fetching && (
-				<Text role="status">{t("bank.refreshing")}</Text>
-			)}
+			{props.data && props.fetching && <Text role="status">{t("bank.refreshing")}</Text>}
 		</Stack>
 	);
 };

src/entities/bank-card/ui/CategoryManager/CategoryManager.tsx

@@ -88,9 +88,7 @@ const CategoryManager: FC<CategoryManagerProps> = (props) => {
 
 											<Text>{category.name}</Text>
 
-											{category.isDefault && (
-												<Badge>{t("bank.defaultCategory")}</Badge>
-											)}
+											{category.isDefault && <Badge>{t("bank.defaultCategory")}</Badge>}
 										</Group>
 
 										<Button onClick={category.onRename} variant="subtle">
@@ -100,9 +98,7 @@ const CategoryManager: FC<CategoryManagerProps> = (props) => {
 								);
 							})}
 
-							{categories.isLoading && (
-								<Text role="status">{t("bank.loading")}</Text>
-							)}
+							{categories.isLoading && <Text role="status">{t("bank.loading")}</Text>}
 
 							{categories.isError && (
 								<BankFeedback

src/entities/broker-operation/ui/LedgerEntryRow.tsx

@@ -34,7 +34,7 @@ const LedgerEntryRow: FC<LedgerEntryRowProps> = (props) => {
 		t("ledger.occurredAt", { date: formatSnapshotTime(operation.occurredAt) }),
 		instrument,
 		props.withDetails
-			? null // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			? null
 			: operation.account?.name,
 	]
 		.filter(Boolean)

src/entities/brokerage-account/model/display.ts

@@ -45,7 +45,6 @@ function brokerageAccountCards(
 			return {
 				account,
 				positionCounts:
-					// eslint-disable-next-line unicorn/no-null -- The existing formatter contract uses null for unavailable data.
 					null,
 				source,
 				summary: { state: "unavailable" },

src/entities/brokerage-account/ui/BrokerageAccountList/BrokerageAccountList.stories.tsx

@@ -64,8 +64,6 @@ export const Available: Story = {
 	},
 };
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 export const Unavailable: Story
 	= {
 		args: {
@@ -83,7 +81,6 @@ export const Unavailable: Story
 			},
 		},
 	};
-/* eslint-enable unicorn/no-null */
 
 export const Empty: Story = {
 	args: {
@@ -193,8 +190,6 @@ export const LargeValues: Story = {
 	name: "Длинные суммы",
 };
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 export const IndependentFreshness: Story
 	= {
 		args: {
@@ -236,4 +231,3 @@ export const IndependentFreshness: Story
 		},
 		name: "Независимая свежесть и ошибка сводок",
 	};
-/* eslint-enable unicorn/no-null */

src/entities/brokerage-account/ui/BrokerageAccountList/BrokerageAccountList.test.tsx

@@ -29,7 +29,7 @@ describe("BrokerageAccountList", () => {
 									],
 								},
 								type: "BROKERAGE",
-							/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 							},
 							{
 								id: "account-2",
@@ -38,10 +38,10 @@ describe("BrokerageAccountList", () => {
 								portfolioSummary: null,
 								type: "BROKERAGE",
 							},
-							/* eslint-enable unicorn/no-null */ {
+							{
 								id: "account-3",
 								name: "Пустой",
-								openedOn: null, // eslint-disable-line unicorn/no-null -- Preserve explicit null in the API fixture.
+								openedOn: null,
 								portfolioSummary: {
 									bondPositionCount: 0,
 									stockPositionCount: 2,
@@ -84,7 +84,7 @@ describe("BrokerageAccountList", () => {
 it("shows portfolio summary freshness independently for each account", () => {
 	const accounts = brokerageAccountCards(
 		["fresh", "stale"].map(
-			/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 			id =>
 				({
 					id,
@@ -97,7 +97,6 @@ it("shows portfolio summary freshness independently for each account", () => {
 					},
 					type: "BROKERAGE" as const,
 				}),
-			/* eslint-enable unicorn/no-null */
 		),
 		[
 			resource(null, { freshness: "fresh", resourceKey: "portfolio/fresh" })

src/entities/brokerage-account/ui/BrokerageAccountList/BrokerageAccountList.tsx

@@ -105,13 +105,9 @@ const BrokerageAccountList: FC<BrokerageAccountListProps> = (props) => {
 							</Text>
 						)}
 
-						{source?.sync.state === "failed" && (
-							<Text size="xs">{t("accounts.refreshError")}</Text>
-						)}
+						{source?.sync.state === "failed" && <Text size="xs">{t("accounts.refreshError")}</Text>}
 
-						{source?.freshness === "stale" && (
-							<Text size="xs">{t("investment.stale")}</Text>
-						)}
+						{source?.freshness === "stale" && <Text size="xs">{t("investment.stale")}</Text>}
 					</Stack>
 
 					{!!positionCounts && (

src/entities/brokerage-event/api/useBrokerageEvents.test.tsx

@@ -37,7 +37,7 @@ describe("useBrokerageEvents", () => {
 		server.use(
 			http.get("*/api/v1/brokerage-accounts/account-1/events", () =>
 				HttpResponse.json(
-					/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 					resource(
 						{
 							accountId: "account-1",
@@ -56,7 +56,6 @@ describe("useBrokerageEvents", () => {
 								},
 							],
 						},
-						/* eslint-enable unicorn/no-null */
 					),
 				),
 			),
@@ -67,7 +66,7 @@ describe("useBrokerageEvents", () => {
 		});
 
 		await waitFor(() => expect(result.current.isSuccess).toBe(true));
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 		expect(result.current.data?.events).toEqual([
 			{
 				date: "2026-09-01",
@@ -80,7 +79,7 @@ describe("useBrokerageEvents", () => {
 				ticker: "SBER",
 				type: "dividend",
 			},
-			/* eslint-enable unicorn/no-null */
+
 		]);
 	});
 });

src/entities/brokerage-event/ui/BrokerageEventCard.tsx

@@ -19,7 +19,7 @@ const BrokerageEventCard: FC<BrokerageEventCardProps> = (props) => {
 		date,
 		event.dateKind === "registry"
 			? t("events.dateKind.registry")
-			: null, // eslint-disable-line unicorn/no-null -- Preserve the nullable domain value consumed by this view model.
+			: null,
 		event.isin,
 		event.account?.name,
 	]

src/entities/brokerage-event/ui/BrokerageEventsPreview/BrokerageEventsPreview.stories.tsx

@@ -6,8 +6,6 @@ import type { BrokerageEvent } from "../../api/useBrokerageEvents";
 
 import { BrokerageEventsPreview } from "./BrokerageEventsPreview";
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 const syntheticEvent
 	= {
 		date: "2026-10-15",
@@ -20,7 +18,7 @@ const syntheticEvent
 		projectedAmount: { currency: "RUB", value: "850.50" },
 		ticker: "DEMO",
 		type: "coupon",
-	} satisfies /* eslint-enable unicorn/no-null */ BrokerageEvent;
+	} satisfies BrokerageEvent;
 
 const eventsPath = "/accounts/storybook-account/events";
 
@@ -121,8 +119,6 @@ export const Empty: Story = {
 	},
 };
 
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
-
 export const MissingAmount: Story
 	= {
 		args: {
@@ -142,9 +138,6 @@ export const MissingAmount: Story
 			},
 		},
 	};
-/* eslint-enable unicorn/no-null */
-
-/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
 
 export const LongEvent: Story
 	= {
@@ -165,4 +158,3 @@ export const LongEvent: Story
 		},
 		name: "Длинное название на узком экране",
 	};
-/* eslint-enable unicorn/no-null */

src/entities/brokerage-event/ui/BrokerageEventsPreview/BrokerageEventsPreview.tsx

@@ -46,31 +46,21 @@ const BrokerageEventsPreview: FC<BrokerageEventsPreviewProps> = (props) => {
 
 					{!!events.stale && <Text size="xs">{t("investment.stale")}</Text>}
 
-					{!!events.refreshError && (
-						<Text role="status">{t("accounts.refreshError")}</Text>
-					)}
+					{!!events.refreshError && <Text role="status">{t("accounts.refreshError")}</Text>}
 				</>
 			)}
 
 			{events.state === "loading" && (
 				<LoadingSkeleton label={t("events.recentLoading")}>
-					{["first", "second", "third"].map(placeholder => (
-						<Skeleton height={48} key={placeholder} radius="sm" />
-					))}
+					{["first", "second", "third"].map(placeholder => <Skeleton height={48} key={placeholder} radius="sm" />)}
 				</LoadingSkeleton>
 			)}
 
-			{events.state === "error" && (
-				<Alert color="red">{t("events.recentError")}</Alert>
-			)}
+			{events.state === "error" && <Alert color="red">{t("events.recentError")}</Alert>}
 
-			{events.state === "empty" && (
-				<Text c="dimmed">{t("events.recentEmpty")}</Text>
-			)}
+			{events.state === "empty" && <Text c="dimmed">{t("events.recentEmpty")}</Text>}
 
-			{events.state === "partial" && (
-				<Text role="status">{t("investment.partial")}</Text>
-			)}
+			{events.state === "partial" && <Text role="status">{t("investment.partial")}</Text>}
 
 			{(events.state === "loaded" || events.state === "partial")
 				&& events.items.map(event => (

src/entities/portfolio/api/resource-lifecycle.test.tsx

@@ -56,7 +56,7 @@ describe("persistent resource query lifecycle", () => {
 		await waitFor(() => expect(result.current.isSuccess).toBe(true));
 		await act(() => result.current.observe("new"));
 		await waitFor(() => expect(result.current.meta?.stateVersion).toBe("new"));
-		// eslint-disable-next-line unicorn/no-null -- Preserve the API/DOM null sentinel in the expected response.
+
 		expect(modes).toEqual([null, "observe", "observe"]);
 		expect(queryClient.getQueryCache().getAll()).toHaveLength(1);
 		expect(
@@ -89,14 +89,13 @@ describe("persistent resource query lifecycle", () => {
 		expect(result.current.status).toBe("pending");
 		expect(result.current.isPending).toBe(true);
 		expect(result.current.isLoading).toBe(false);
-		/* eslint-disable unicorn/no-null -- Fixture preserves the production contract’s explicit null values. */
+
 		expect(result.current.transport).toEqual(
 			{
 				error: null,
 				fetchStatus: "idle",
 				status: "success",
 			},
-			/* eslint-enable unicorn/no-null */
 		);
 		expect(result.current.meta?.availability).toBe("missing");
 	});

src/entities/portfolio/model/display.ts

@@ -9,15 +9,12 @@ function formatShare(
 	denominator: Money | null,
 ): null | string {
 	if (!numerator || !denominator)
-		// eslint-disable-next-line unicorn/no-null -- The existing formatter contract uses null for unavailable data.
 		return null;
 	const total = Number(denominator.value);
 	if (!Number.isFinite(total) || total <= 0)
-		// eslint-disable-next-line unicorn/no-null -- The existing formatter contract uses null for unavailable data.
 		return null;
 	const percent = (Number(numerator.value) / total) * PERCENT_SCALE;
 	if (!Number.isFinite(percent))
-		// eslint-disable-next-line unicorn/no-null -- The existing formatter contract uses null for unavailable data.
 		return null;
 
 	const rounded = new Intl.NumberFormat("ru-RU", {