Add changed the main.cpp and the Merkel.cpp to finilize integration

CM2005 Object Oriented Programming/Topic 3/3.4.11/MerkelMain.cpp

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+#include "MerkelMain.h"
+#include <iostream>
+#include <vector>
+#include "OrderBookEntry.h"
+#include "CSVReader.h"
+
+MerkelMain::MerkelMain()
+{
+
+
+}
+
+void MerkelMain::init()
+{
+    loadOrderBook();
+    int input;
+    while(true)
+    {
+        printMenu();
+        input = getUserOption();
+        processUserOption(input);
+    }
+}
+
+void MerkelMain::loadOrderBook()
+{
+    orders = CSVReader::readCSV("20200317.csv");     
+}
+
+void MerkelMain::printMenu()
+{
+    // 1 print help
+    std::cout << "1: Print help " << std::endl;
+    // 2 print exchange stats
+    std::cout << "2: Print exchange stats" << std::endl;
+    // 3 make an offer
+    std::cout << "3: Make an offer " << std::endl;
+    // 4 make a bid 
+    std::cout << "4: Make a bid " << std::endl;
+    // 5 print wallet
+    std::cout << "5: Print wallet " << std::endl;
+    // 6 continue   
+    std::cout << "6: Continue " << std::endl;
+
+    std::cout << "============== " << std::endl;
+}
+
+void MerkelMain::printHelp()
+{
+    std::cout << "Help - your aim is to make money. Analyse the market and make bids and offers. " << std::endl;
+}
+
+void MerkelMain::printMarketStats()
+{
+    std::cout << "OrderBook contains :  " << orders.size() << " entries" << std::endl;
+    unsigned int bids = 0;
+    unsigned int asks = 0;
+    for(OrderBookEntry& entry : orders)
+    {
+        entry.orderType == OrderBookType::ask ? ++asks : ++bids;
+    }
+    std::cout << "Number of asks: " << asks << std::endl;
+    std::cout << "Number of bids: " << bids << std::endl;
+}
+
+void MerkelMain::enterOffer()
+{
+    std::cout << "Mark and offer - enter the amount " << std::endl;
+}
+
+void MerkelMain::enterBid()
+{
+    std::cout << "Make a bid - enter the amount" << std::endl;
+}
+
+void MerkelMain::printWallet()
+{
+    std::cout << "Your wallet is empty. " << std::endl;
+}
+        
+void MerkelMain::gotoNextTimeframe()
+{
+    std::cout << "Going to next time frame. " << std::endl;
+}
+ 
+int MerkelMain::getUserOption()
+{
+    int userOption;
+
+    std::cout << "Type in 1-6" << std::endl;
+    std::cin >> userOption;
+    std::cout << "You chose: " << userOption << std::endl;
+    return userOption;
+}
+
+void MerkelMain::processUserOption(int userOption)
+{
+    if (userOption == 0) // bad input
+    {
+        std::cout << "Invalid choice. Choose 1-6" << std::endl;
+    }
+    if (userOption == 1) 
+    {
+        printHelp();
+    }
+    if (userOption == 2) 
+    {
+        printMarketStats();
+    }
+    if (userOption == 3) 
+    {
+        enterOffer();
+    }
+    if (userOption == 4) 
+    {
+        enterBid();
+    }
+    if (userOption == 5) 
+    {
+        printWallet();
+    }
+    if (userOption == 6) 
+    {
+        gotoNextTimeframe();
+    }       
+}