refactor!: support RUB only (WealthLedger/main#55) (#168)

src/pages/stock/ui/StockPage/StockPage.test.tsx

@@ -258,17 +258,10 @@ function setup(
 }
 
 describe("stock page", () => {
-	it("preserves unknown and unambiguous currencies with compact, ratio and percent formatting", async () => {
+	it("formats RUB money, ratio and percent metrics", async () => {
 		setup(
 			{
 				metrics: [
-					{
-						currency: null,
-						key: "marketCapitalization",
-						period: null,
-						unit: "money",
-						value: 1_234_567.89,
-					},
 					{
 						currency: "RUB",
 						key: "revenueTtm",
@@ -276,20 +269,6 @@ describe("stock page", () => {
 						unit: "money",
 						value: 1_234_567.89,
 					},
-					{
-						currency: "USD",
-						key: "ebitdaTtm",
-						period: "TTM",
-						unit: "money",
-						value: 1_234_567.89,
-					},
-					{
-						currency: "CAD",
-						key: "netIncomeTtm",
-						period: "TTM",
-						unit: "money",
-						value: 1_234_567.89,
-					},
 					{
 						currency: null,
 						key: "peRatioTtm",
@@ -307,14 +286,8 @@ describe("stock page", () => {
 				],
 			},
 		);
-		expect(await screen.findByText("1,23 млн валюта неизвестна")).toBeVisible();
-		for (const value of [
-			"1,23 млн ₽",
-			"1,23 млн USD",
-			"1,23 млн CAD",
-			"5,68 ×",
-			"12,35 %",
-		])
+		expect(await screen.findByText("1,23 млн ₽")).toBeVisible();
+		for (const value of ["5,68 ×", "12,35 %"])
 			expect(screen.getByText(value)).toBeVisible();
 	});
 	it("opens a direct ticker URL and uses its resolved UID for market and personal requests", async () => {

src/pages/stock/ui/StockPage/components/StockCompany.view.tsx

@@ -37,7 +37,7 @@ const StockCompany: FC<StockCompanyProps> = (props) => {
 					{props.company.metrics.map((metric) => {
 						const label = [t(`stock.metrics.${metric.key}`), metric.period].filter(Boolean).join(" · ");
 						const formatter = metric.unit === "money" ? compactMetricFormatter : metricFormatter;
-						const value = `${formatter.format(metric.value)} ${metricUnit(metric, t("stock.currencyUnknown"))}`;
+						const value = `${formatter.format(metric.value)} ${metricUnit(metric)}`;
 
 						return (
 							<InstrumentMetric key={metric.key} label={label} value={value} />
@@ -89,14 +89,9 @@ const StockCompany: FC<StockCompanyProps> = (props) => {
 	);
 };
 
-function metricUnit(
-	metric: NonNullable<StockPageVm["company"]>["metrics"][number],
-	unknownCurrency: string,
-) {
+function metricUnit(metric: NonNullable<StockPageVm["company"]>["metrics"][number]) {
 	if (metric.unit === "money")
-		return metric.currency === "RUB"
-			? "₽"
-			: (metric.currency ?? unknownCurrency);
+		return "₽";
 
 	return metric.unit === "percent" ? "%" : "×";
 }