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

src/pages/account/ui/AccountPage/AccountPage.vm.ts

@@ -21,7 +21,6 @@ import { useInitialAvailability } from "@/shared/lib";
 
 import {
 	type Concentration,
-	concentrationCurrencies,
 	type ConcentrationLabels,
 	type Slice,
 	toConcentration,
@@ -57,8 +56,6 @@ type AccountPageEmptyViewModel = AccountPageContent & {
 
 type AccountPageLoadedViewModel = AccountPageContent & {
 	concentration: Concentration | null;
-	currency: null | string;
-	onCurrencyChange: (currency: null | string) => void;
 	onSliceChange: (slice: Slice) => void;
 	onTabChange: (tab: null | string) => void;
 	portfolio: Portfolio;
@@ -66,7 +63,9 @@ type AccountPageLoadedViewModel = AccountPageContent & {
 	slice: Slice;
 	state: "loaded";
 	tab: string;
-	unrealizedReturns: Portfolio["totalsByCurrency"];
+	unrealizedReturns:
+		| null
+		| { currency: string; value: string };
 };
 
 type AccountPageReadRetry = ReturnType<typeof readRetry>;
@@ -83,15 +82,14 @@ function useAccountPageVm(): AccountPageViewModel {
 
 	const [selection, setSelection] = useState<{
 		accountId?: string;
-		currency: null | string;
 		slice: Slice;
 		tab: string;
-	}>({ accountId, currency: null, slice: "stocks", tab: "positions" });
+	}>({ accountId, slice: "stocks", tab: "positions" });
 
 	const current = selection.accountId === accountId
 		? selection
 		: {
-				accountId, currency: null, slice: "stocks" as const, tab: "positions",
+				accountId, slice: "stocks" as const, tab: "positions",
 			};
 
 	const updateSelection = (change: Partial<typeof selection>) =>
@@ -144,7 +142,7 @@ function useAccountPageVm(): AccountPageViewModel {
 	if (
 		portfolio.meta?.availability === "available"
 		&& portfolio.data.positions.length === 0
-		&& portfolio.data.cashBalances.length === 0
+		&& Number(portfolio.data.cash.value) === 0
 	)
 		return {
 			account,
@@ -158,11 +156,6 @@ function useAccountPageVm(): AccountPageViewModel {
 		};
 
 	const isPartial = portfolio.meta?.completeness === "incomplete";
-	const currencies = concentrationCurrencies(portfolio.data);
-
-	const currency = current.currency && currencies.includes(current.currency)
-		? current.currency
-		: currencies[0] ?? null;
 
 	const labels: ConcentrationLabels = {
 		missingIssuer: t("portfolio.concentration.missingIssuer"),
@@ -173,16 +166,14 @@ function useAccountPageVm(): AccountPageViewModel {
 
 	const concentration = accountId !== "all"
 		&& current.tab === "concentration"
-		? toConcentration(portfolio.data, current.slice, currency, labels)
+		? toConcentration(portfolio.data, current.slice, labels)
 		: null;
 
 	return {
 		account,
 		accountId,
 		concentration,
-		currency,
 		incomeSummary,
-		onCurrencyChange: value => updateSelection({ currency: value }),
 		onSliceChange: slice => updateSelection({ slice }),
 		onTabChange: tab => updateSelection({ tab: tab ?? "positions" }),
 		partial: isPartial,