Add implemented new OrderBook statistical functions

2021-05-27 01:27:36 -05:00
parent 2aa60d7c4c
commit 8d8b9766e7
11 changed files with 4114 additions and 0 deletions
--- a/4/4.3.3/MerkelMain.cpp
+++ b/4/4.3.3/MerkelMain.cpp
@ -0,0 +1,175 @@
+#include "MerkelMain.h"
+#include <iostream>
+#include <vector>
+#include "OrderBookEntry.h"
+#include "CSVReader.h"
+#include <iomanip>
+
+MerkelMain::MerkelMain()
+{
+    std::cout << "================================================================================" << std::endl;
+}
+
+void MerkelMain::init()
+{
+    //if(orderBook.orders.size() == 0)
+    if(! orderBook.getBookSize() > 0)
+    {
+        std::cout << "No entries found! Exiting program :(" << std::endl;
+        return;
+    }
+    int input;
+    currentTime = orderBook.getEarliestTime();
+    while(true)
+    {
+        printMenu();
+        input = getUserOption();
+        processUserOption(input);
+    }
+}
+
+void MerkelMain::printMenu()
+{
+    std::cout << "MENU" << std::endl;
+    // 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;
+
+    std::cout << "Current Time: " << currentTime << 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 setw(int w)
+// {
+//     std::cout.width(w);
+//     return;
+// }
+
+void MerkelMain::printMarketStats()
+{
+    /*
+    for(std::string const p : orderBook.getKnownProducts())
+    {
+        std::cout << "Product: " << p  << std::endl;
+        std::vector<OrderBookEntry> entries = orderBook.getOrders(OrderBookType::ask, p, currentTime);
+        std::cout << "Asks for product " << p << " are " << entries.size() << std::endl;
+        std::cout << "Max ask for " << p << " is " << orderBook.getHighPrice(entries)  << std::endl;
+        std::cout << "Min ask for " << p << " is " << orderBook.getLowPrice(entries)  << std::endl;
+    }
+    */
+    std::string separator = "====================================================================================================";
+    std::cout << separator << std::endl;
+    std::cout << "Current Time: " << currentTime << std::endl;
+    std::cout << separator << std::endl;
+    //std::cout <<            "PRODUCT     LAST        CHANGE%     CHANGE      HIGH        LOW         MEAN    " << std::endl;
+    std::cout << std::left
+              << std::setw(12) << "PRODUCT" << std::right
+              << std::setw(12) << "LAST"
+              << std::setw(12) << "CHANGE%"
+              << std::setw(12) << "CHANGE"
+              << std::setw(12) << "HIGH"
+              << std::setw(12) << "LOW"
+              << std::setw(12) << "AVERAGE"
+              << std::setw(12) << "SPREAD" << std::endl;
+    std::cout << "----------------------------------------------------------------------------------------------------" << std::endl;
+    for(std::string const p : orderBook.getKnownProducts())
+    {
+        //std::cout.precision(5);
+        
+        std::vector<OrderBookEntry> askEntries = orderBook.getOrders(OrderBookType::ask, p, currentTime);
+        std::vector<OrderBookEntry> bidEntries = orderBook.getOrders(OrderBookType::bid, p, currentTime);
+        
+        //std::cout << p << fluff << std::cout.width(4) << orderBook.getHighPrice(askEntries) << std::endl;
+        std::cout.left;
+        std::streamsize pres = std::cout.precision();
+        std::cout << std::left << std::setw(12) << p
+                  << std::right << std::fixed << std::setw(12) << orderBook.getLastPrice(askEntries)
+                  << std::right << std::fixed << std::setw(12) << orderBook.getChangePercent(askEntries)
+                  << std::right << std::fixed << std::setw(12) << orderBook.getChangeNumber(askEntries)
+                  << std::right << std::fixed << std::setw(12) << orderBook.getHighPrice(askEntries)
+                  << std::right << std::fixed << std::setw(12) << orderBook.getLowPrice(askEntries)
+                  << std::right << std::fixed << std::setw(12) << orderBook.getAverage(askEntries)
+                  << std::right << std::fixed << std::setw(12) << orderBook.getSpread(bidEntries, askEntries)
+                  << std::endl;
+    }
+    std::cout << separator << 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;
+    currentTime = orderBook.getNextTime(currentTime);
+}
+ 
+int MerkelMain::getUserOption()
+{
+    int userOption;
+
+    std::cout << "To select, 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();
+    }       
+}
+