Added class Karcsi

src/Karcsi.cpp

@@ -0,0 +1,26 @@
+#include "Karcsi.h"
+#include "TradeTracker.h"
+#include <iostream>
+#include "Wallet.h"
+
+
+Karcsi::Karcsi(TradeTracker* trackedBy) {
+
+	this->tracker = trackedBy;
+	lastPrice = getBTCExchangeRate();
+}
+
+double Karcsi::getBTCExchangeRate() {
+	Exchange* binance = tracker->getExchange("Binance");
+	double exRate = binance->getMarket("BTCBUSD")->getExchangeRate();
+	return exRate;
+}
+
+void Karcsi::step() {
+	double exRate = getBTCExchangeRate();
+	double percentChanged = (exRate / lastPrice - 1.0) * 100.0;
+	std::cout << "Karcsi: BTC exchange rate: " << exRate << std::endl
+		<< "\tValtozas: " << percentChanged << "%\n";
+	std::cout << wallet["BUSD"] << " USD van nalam.\n";
+	lastPrice = exRate;
+}

src/Karcsi.h

@@ -0,0 +1,12 @@
+#pragma once
+
+//wtf
+#include "Trader.h"
+
+class Karcsi : public Trader {
+	float lastPrice;
+	double getBTCExchangeRate();
+public:
+	Karcsi(TradeTracker* trackedBy);
+	void step() override;
+};