From 4616ebeadcd444113aa6027846dd14b6d7054d61 Mon Sep 17 00:00:00 2001
From: slowbackspace <slowbackspace@gmail.com>
Date: Mon, 11 Mar 2019 17:53:28 +0100
Subject: [PATCH] add utils for converting to/from fiat

---
 src/utils/fiatConverter.js | 18 ++++++++++++++++++
 1 file changed, 18 insertions(+)
 create mode 100644 src/utils/fiatConverter.js

diff --git a/src/utils/fiatConverter.js b/src/utils/fiatConverter.js
new file mode 100644
index 00000000..3bd74a04
--- /dev/null
+++ b/src/utils/fiatConverter.js
@@ -0,0 +1,18 @@
+const toFiatCurrency = (amount, fiatCurrency, rates) => {
+    // calculate amount in local currency
+    const rate = rates[fiatCurrency];
+
+    let localAmount = parseFloat(amount) * rate;
+    localAmount = Number.isNaN(localAmount) ? '' : localAmount.toFixed(2);
+    return localAmount;
+};
+
+const fromFiatCurrency = (localAmount, fiatCurrency, rates, decimals) => {
+    const rate = rates[fiatCurrency];
+
+    let amount = parseFloat(localAmount) / rate;
+    amount = Number.isNaN(amount) ? '' : amount.toFixed(decimals);
+    return amount;
+};
+
+export { toFiatCurrency, fromFiatCurrency };