From bf154a39d5cc1b43390a29f7844bc47d0e29d542 Mon Sep 17 00:00:00 2001
From: =?UTF-8?q?Marcos=20Rodriguez=20Ve=CC=81lez?= <marcospr@pm.me>
Date: Sun, 23 Dec 2018 00:21:43 -0500
Subject: [PATCH] Removed bitcoin-unit

---
 loc/index.js      | 57 +++++++++++++----------------------------------
 package-lock.json | 13 -----------
 package.json      |  1 -
 3 files changed, 15 insertions(+), 56 deletions(-)

diff --git a/loc/index.js b/loc/index.js
index b7cd5e8b..e1e31685 100644
--- a/loc/index.js
+++ b/loc/index.js
@@ -2,8 +2,8 @@ import Localization from 'react-localization';
 import { AsyncStorage } from 'react-native';
 import { AppStorage } from '../class';
 import { BitcoinUnit } from '../models/bitcoinUnits';
-const BTCUnits = require('bitcoin-units');
 const currency = require('../currency');
+const BigNumber = require('bignumber.js');
 let strings;
 
 // first-time loading sequence
@@ -69,63 +69,36 @@ strings.transactionTimeToReadable = function(time) {
  * @param unit {String} Value from models/bitcoinUnits.js
  * @returns {string}
  */
-strings.formatBalance = (balance, fromUnit, toUnit) => {
+strings.formatBalance = (balance, toUnit) => {
   if (toUnit === undefined) {
-    balance = Number(balance);
     return balance + ' ' + BitcoinUnit.BTC;
   }
-  if (fromUnit === BitcoinUnit.LOCAL_CURRENCY) {
-    return currency.satoshiToLocalCurrency(
-      BTCUnits(balance, BitcoinUnit.BTC)
-        .to(BitcoinUnit.SATS)
-        .value(),
-    );
-  }
   if (toUnit === BitcoinUnit.BTC) {
-    balance = Number(balance);
-    return BTCUnits(balance, fromUnit)
-      .to(BitcoinUnit.BTC)
-      .format();
+    return balance + ' BTC';
   } else if (toUnit === BitcoinUnit.SATS) {
-    balance = Number(balance);
-    return BTCUnits(balance, BitcoinUnit.BTC)
-      .to(BitcoinUnit.SATS)
-      .format();
+    const value = new BigNumber(balance).multipliedBy(0.001);
+    return parseInt(value.toString().replace('.', '')).toString() + ' sats';
   } else if (toUnit === BitcoinUnit.LOCAL_CURRENCY) {
-    const satoshis = BTCUnits(balance, BitcoinUnit.BTC)
-      .to(BitcoinUnit.SATS)
-      .value();
-    return currency.satoshiToLocalCurrency(satoshis);
+    const value = new BigNumber(balance).multipliedBy(0.001);
+    return currency.satoshiToLocalCurrency(parseInt(value.toString().replace('.', '')));
   }
 };
 
-strings.formatBalanceWithoutSuffix = (balance, fromUnit, toUnit) => {
-  balance = Number(balance);
+strings.formatBalanceWithoutSuffix = (balance, toUnit) => {
   if (toUnit === undefined) {
     return balance;
   }
   if (balance !== 0) {
-    if (fromUnit === BitcoinUnit.LOCAL_CURRENCY) {
-      return BTCUnits(balance, BitcoinUnit.SATS)
-        .to(BitcoinUnit.SATS)
-        .toString();
-    }
     if (toUnit === BitcoinUnit.BTC || toUnit === undefined) {
-      return BTCUnits(balance, fromUnit)
-        .to(BitcoinUnit.BTC)
-        .value()
-        .toFixed(8)
-        .toString();
+      return new BigNumber(balance).dividedBy(100000000).toFixed(8);
     } else if (toUnit === BitcoinUnit.SATS) {
-      return String(
-        BTCUnits(balance, fromUnit)
-          .to(BitcoinUnit.SATS)
-          .format(),
-      )
-        .replace(' satoshis', '')
-        .replace(' satoshi', '');
+      const value = new BigNumber(balance)
+        .multipliedBy(0.0001)
+        .toString()
+        .replace('.', '');
+      return parseFloat(value).toLocaleString();
     } else if (toUnit === BitcoinUnit.LOCAL_CURRENCY) {
-      return currency.satoshiToLocalCurrency(BTCUnits(balance, fromUnit).to(BitcoinUnit.SATS));
+      return currency.satoshiToLocalCurrency(balance);
     }
   }
   return balance;
diff --git a/package-lock.json b/package-lock.json
index 0f25844a..9af01d8e 100644
--- a/package-lock.json
+++ b/package-lock.json
@@ -2747,11 +2747,6 @@
       "resolved": "https://registry.npmjs.org/big-integer/-/big-integer-1.6.36.tgz",
       "integrity": "sha512-t70bfa7HYEA1D9idDbmuv7YbsbVkQ+Hp+8KFSul4aE5e/i1bjCNIRYJZlA8Q8p0r9T8cF/RVvwUgRA//FydEyg=="
     },
-    "big.js": {
-      "version": "5.2.2",
-      "resolved": "https://registry.npmjs.org/big.js/-/big.js-5.2.2.tgz",
-      "integrity": "sha512-vyL2OymJxmarO8gxMr0mhChsO9QGwhynfuu4+MHTAW6czfq9humCB7rKpUjDd9YUiDPU4mzpyupFSvOClAwbmQ=="
-    },
     "bigi": {
       "version": "1.4.2",
       "resolved": "https://registry.npmjs.org/bigi/-/bigi-1.4.2.tgz",
@@ -2795,14 +2790,6 @@
       "resolved": "https://registry.npmjs.org/bitcoin-ops/-/bitcoin-ops-1.4.1.tgz",
       "integrity": "sha512-pef6gxZFztEhaE9RY9HmWVmiIHqCb2OyS4HPKkpc6CIiiOa3Qmuoylxc5P2EkU3w+5eTSifI9SEZC88idAIGow=="
     },
-    "bitcoin-units": {
-      "version": "0.3.0",
-      "resolved": "https://registry.npmjs.org/bitcoin-units/-/bitcoin-units-0.3.0.tgz",
-      "integrity": "sha512-CxmCxfoYDKQhKXMvT1HnShVL1E6rT5IUkVenhrFDphrRGKQHJUTGtK68UY7JnAQKqJA4510cC5MO6aEd/8v1EQ==",
-      "requires": {
-        "big.js": "^5.2.2"
-      }
-    },
     "bitcoinjs-lib": {
       "version": "3.3.2",
       "resolved": "https://registry.npmjs.org/bitcoinjs-lib/-/bitcoinjs-lib-3.3.2.tgz",
diff --git a/package.json b/package.json
index 4de5ddcf..72c7f4d0 100644
--- a/package.json
+++ b/package.json
@@ -40,7 +40,6 @@
     "bignumber.js": "^7.0.0",
     "bip21": "^2.0.2",
     "bip39": "^2.5.0",
-    "bitcoin-units": "^0.3.0",
     "bitcoinjs-lib": "^3.3.2",
     "buffer": "^5.2.1",
     "buffer-reverse": "^1.0.1",