Add Sugarchain testnet support

src/js/bitcoinjs-extensions.js

@@ -1750,6 +1750,17 @@ libs.bitcoin.networks.sugarchain = {
     wif: 0x80
 };
 
+libs.bitcoin.networks.sugarchaintestnet = {
+    messagePrefix: '\x18Sugarchain Signed Message:\n',
+    bip32: {
+        public: 0x045f1cf6,
+        private: 0x045f18bc,
+    },
+    pubKeyHash: 0x42,
+    scriptHash: 0x80,
+    wif: 0xef
+};
+
 // https://github.com/libs.bitcoinjs-lib/blob/3f6f5ef97a1ee1b8337865209282c0095e22b2e7/src/networks.js
 libs.bitcoin.networks.regtest = {
   messagePrefix: '\x18Bitcoin Signed Message:\n',

src/js/index.js

@@ -3105,6 +3105,13 @@
                 setHdCoin(408);
             },
         },
+        {
+            name: "TUGAR - Sugarchain Testnet",
+            onSelect: function() {
+                network = libs.bitcoin.networks.sugarchaintestnet;
+                setHdCoin(408);
+            },
+        },
         {
             name: "SWTC - Jingtum",
             onSelect: function() {

src/js/segwit-parameters.js

@@ -709,4 +709,30 @@ libs.bitcoin.networks.sugarchain.p2wpkhInP2sh = {
 	wif: 0x80
 };
 
+libs.bitcoin.networks.sugarchaintestnet.p2wpkh = {
+	baseNetwork: "sugarchaintestnet",
+	messagePrefix: '\x18Sugarchain Signed Message:\n',
+	bech32: 'tugar',
+	bip32: {
+		public: 0x045f1cf6,
+		private: 0x045f18bc
+	},
+	pubKeyHash: 0x42,
+	scriptHash: 0x80,
+	wif: 0xef
+};
+
+libs.bitcoin.networks.sugarchaintestnet.p2wpkhInP2sh = {
+	baseNetwork: "sugarchaintestnet",
+	messagePrefix: '\x18Sugarchain Signed Message:\n',
+	bech32: 'tugar',
+	bip32: {
+		public: 0x044a5262,
+		private: 0x044a4e28
+	},
+	pubKeyHash: 0x42,
+	scriptHash: 0x80,
+	wif: 0xef
+};
+
 })();