From b8cbddf77828b81687016a882be32b757754db7c Mon Sep 17 00:00:00 2001
From: Martin Saldinger <51637671+LeTamanoir@users.noreply.github.com>
Date: Mon, 30 Dec 2024 12:26:56 +0100
Subject: [PATCH] add BTC token (#179)

* add BTC

* bump version

* add convertor
---
 package.json             |  2 +-
 src/fireblocks_signer.ts |  3 ++-
 src/utils.ts             | 50 ++++++++++++++++++++++++++++++++--------
 3 files changed, 44 insertions(+), 11 deletions(-)

diff --git a/package.json b/package.json
index 1c3e180..8c7de9b 100644
--- a/package.json
+++ b/package.json
@@ -1,6 +1,6 @@
 {
   "name": "@kilnfi/sdk",
-  "version": "4.0.2",
+  "version": "4.0.3",
   "autor": "Kiln <support@kiln.fi> (https://kiln.fi)",
   "license": "BUSL-1.1",
   "description": "JavaScript sdk for Kiln API",
diff --git a/src/fireblocks_signer.ts b/src/fireblocks_signer.ts
index 65bf510..13d4461 100644
--- a/src/fireblocks_signer.ts
+++ b/src/fireblocks_signer.ts
@@ -40,7 +40,8 @@ export type FireblocksAssetId =
   | 'TON_TEST'
   | 'TON'
   | 'KAVA_KAVA'
-  | 'TRX';
+  | 'TRX'
+  | 'BTC';
 
 export class FireblocksSigner {
   protected fireblocks: FireblocksSDK;
diff --git a/src/utils.ts b/src/utils.ts
index 5c4ed91..df9b1d7 100644
--- a/src/utils.ts
+++ b/src/utils.ts
@@ -148,6 +148,20 @@ export const uunitToUnit = (uunit: bigint): string => {
   return formatUnits(uunit, 6);
 };
 
+/**
+ * Convert Satoshi to BTC
+ */
+export const satToBtc = (sat: bigint): string => {
+  return formatUnits(sat, 8);
+};
+
+/**
+ * Convert BTC to Satoshi
+ */
+export const btcToSat = (btc: string): bigint => {
+  return parseUnits(btc, 8);
+};
+
 /**
  * Convert uOSMO to OSMO
  */
@@ -219,47 +233,65 @@ export const compressPublicKey = (pubkey: string): string => {
   return compressed_key.toString('hex');
 };
 
-// Convert ATOM to uATOM
+/**
+ * Convert ATOM to uATOM
+ */
 export const atomToUatom = (atom: string): bigint => {
   return parseUnits(atom, 6);
 };
 
-// Convert DYDX to adydx
+/**
+ * Convert DYDX to adydx
+ */
 export const dydxToAdydx = (dydx: string): bigint => {
   return parseUnits(dydx, 18); // adydx uses 18 decimals
 };
 
-// Convert ZETA to azeta
+/**
+ * Convert ZETA to azeta
+ */
 export const zetaToAzeta = (zeta: string): bigint => {
   return parseUnits(zeta, 18); // azeta uses 18 decimals
 };
 
-// Convert OSMO to uosmo
+/**
+ * Convert OSMO to uosmo
+ */
 export const osmoToUosmo = (osmo: string): bigint => {
   return parseUnits(osmo, 6);
 };
 
-// Convert INJ to inj
+/**
+ * Convert INJ to inj
+ */
 export const injToInj = (inj: string): bigint => {
   return parseUnits(inj, 18); // inj uses 18 decimals
 };
 
-// Convert TIA to utia
+/**
+ * Convert TIA to utia
+ */
 export const tiaToUtia = (tia: string): bigint => {
   return parseUnits(tia, 6);
 };
 
-// Convert FET to afet
+/**
+ * Convert FET to afet
+ */
 export const fetToAfet = (fet: string): bigint => {
   return parseUnits(fet, 18); // afet uses 18 decimals
 };
 
-// Convert TRX to sun
+/**
+ * Convert TRX to sun
+ */
 export const trxToSun = (trx: string): bigint => {
   return parseUnits(trx, 6);
 };
 
-// Convert sun to TRX
+/**
+ * Convert sun to TRX
+ */
 export const sunToTrx = (trx: bigint): string => {
   return formatUnits(trx, 6);
 };