feat: Add charged currency field to Google Sheets storage (#289)

src/storage/sheets.ts

@@ -19,6 +19,7 @@ import type {
 } from "../types.js";
 import { TransactionStatuses } from "israeli-bank-scrapers/lib/transactions.js";
 import { sendDeprecationMessage } from "../notifier.js";
+import { normalizeCurrency } from "../utils/currency.js";
 
 const logger = createLogger("GoogleSheetsStorage");
 
@@ -34,6 +35,7 @@ type SheetRow = {
   "scraped at": string;
   "scraped by": string;
   identifier: string;
+  chargedCurrency: string;
 };
 
 export class GoogleSheetsStorage implements TransactionStorage {
@@ -49,6 +51,7 @@ export class GoogleSheetsStorage implements TransactionStorage {
     "scraped at",
     "scraped by",
     "identifier",
+    "chargedCurrency",
   ];
 
   existingTransactionsHashes = new Set<string>();
@@ -196,6 +199,7 @@ export class GoogleSheetsStorage implements TransactionStorage {
       "scraped at": currentDate,
       "scraped by": systemName,
       identifier: `${tx.identifier ?? ""}`,
+      chargedCurrency: normalizeCurrency(tx.chargedCurrency),
     };
   }
 }

src/utils/currency.test.ts

@@ -0,0 +1,31 @@
+import { normalizeCurrency } from "./currency";
+
+describe("normalizeCurrency", () => {
+  it("should return undefined if currency is undefined", () => {
+    const result = normalizeCurrency(undefined);
+    expect(result).toBeUndefined();
+  });
+
+  it.each([
+    ["$", "USD"],
+    ["€", "EUR"],
+    ["₪", "ILS"],
+    ["usd", "USD"],
+  ])(
+    "should return the normalized currency for %s symbol as %s",
+    (currency, expected) => {
+      const result = normalizeCurrency(currency);
+      expect(result).toBe(expected);
+    },
+  );
+
+  it("should return the currency as is if it is not a known symbol", () => {
+    const result = normalizeCurrency("GBP");
+    expect(result).toBe("GBP");
+  });
+
+  it("should normalize the currency to uppercase", () => {
+    const result = normalizeCurrency("usd");
+    expect(result).toBe("USD");
+  });
+});

src/utils/currency.ts

@@ -0,0 +1,10 @@
+const symbolToCurrency = {
+  $: "USD",
+  "€": "EUR",
+  "₪": "ILS",
+};
+
+export function normalizeCurrency(currency: string | undefined) {
+  if (!currency) return undefined;
+  return (symbolToCurrency[currency] ?? currency).toUpperCase();
+}