Restructured wallet class

Author: Krzysztof Okupski

src/api/wallet.cpp

@@ -23,6 +23,50 @@ using std::string;
 using std::vector;
 
 
+BitcoinAPI::BitcoinAPI(){
+	conn = {};
+}
+
+BitcoinAPI::BitcoinAPI(const string& user, const string& password, const string& host, int port){
+	conn.user = user;
+	conn.password = password;
+	conn.host = host;
+	conn.port = port;
+	conn.url = "http://"+ conn.user + ":"+ conn.password + "@" + conn.host + ":" + NumberToString(conn.port);
+}
+
+bool BitcoinAPI::IsInit(){
+	return !(conn.user.empty() || conn.password.empty() || conn.host.empty() || conn.port == 0);
+}
+
+string BitcoinAPI::NumberToString (int number){
+	std::ostringstream ss;
+	ss << number;
+	return ss.str();
+}
+
+int BitcoinAPI::StringToNumber (const string &text){
+	std::istringstream ss(text);
+	int result;
+	return ss >> result ? result : 0;
+}
+
+Value BitcoinAPI::sendcommand(const string& command, const Value& params){
+	Value result;
+	Client c(new HttpClient(conn.url));
+
+	try{
+		result = c.CallMethod(command, params);
+	}
+	catch (JsonRpcException& e){
+		BitcoinException err(e.GetCode(), e.GetMessage());
+		throw err;
+	}
+
+	return result;
+}
+
+
 /* === General functions === */
 getinfo_t BitcoinAPI::getinfo() {
 	string command = "getinfo";