170 lines
4.2 KiB
C++
170 lines
4.2 KiB
C++
#include "MerkelMain.h"
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#include <iostream>
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#include <vector>
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#include "OrderBookEntry.h"
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#include "CSVReader.h"
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MerkelMain::MerkelMain()
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{
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}
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void MerkelMain::init()
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{
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int input;
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currentTime = orderBook.getEarliestTime();
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wallet.insertCurrency("BTC", 10);
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while(true)
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{
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printMenu();
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input = getUserOption();
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processUserOption(input);
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}
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}
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void MerkelMain::printMenu()
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{
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// 1 print help
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std::cout << "1: Print help " << std::endl;
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// 2 print exchange stats
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std::cout << "2: Print exchange stats" << std::endl;
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// 3 make an offer
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std::cout << "3: Make an ask " << std::endl;
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// 4 make a bid
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std::cout << "4: Make a bid " << std::endl;
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// 5 print wallet
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std::cout << "5: Print wallet " << std::endl;
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// 6 continue
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std::cout << "6: Continue " << std::endl;
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std::cout << "============== " << std::endl;
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std::cout << "Current time is: " << currentTime << std::endl;
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}
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void MerkelMain::printHelp()
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{
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std::cout << "Help - your aim is to make money. Analyse the market and make bids and offers. " << std::endl;
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}
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void MerkelMain::printMarketStats()
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{
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for (std::string const& p : orderBook.getKnownProducts())
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{
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std::cout << "Product: " << p << std::endl;
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std::vector<OrderBookEntry> entries = orderBook.getOrders(OrderBookType::ask,
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p, currentTime);
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std::cout << "Asks seen: " << entries.size() << std::endl;
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std::cout << "Max ask: " << OrderBook::getHighPrice(entries) << std::endl;
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std::cout << "Min ask: " << OrderBook::getLowPrice(entries) << std::endl;
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}
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}
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void MerkelMain::enterAsk()
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{
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std::cout << "Make an ask - enter the amount: product,price, amount, eg ETH/BTC,200,0.5" << std::endl;
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std::string input;
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std::getline(std::cin, input);
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std::vector<std::string> tokens = CSVReader::tokenise(input, ',');
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if (tokens.size() != 3)
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{
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std::cout << "MerkelMain::enterAsk Bad input! " << input << std::endl;
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}
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else {
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try {
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OrderBookEntry obe = CSVReader::stringsToOBE(
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tokens[1],
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tokens[2],
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currentTime,
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tokens[0],
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OrderBookType::ask
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);
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orderBook.insertOrder(obe);
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}catch (const std::exception& e)
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{
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std::cout << " MerkelMain::enterAsk Bad input " << std::endl;
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}
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}
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std::cout << "You typed: " << input << std::endl;
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}
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void MerkelMain::enterBid()
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{
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std::cout << "Make a bid - enter the amount" << std::endl;
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}
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void MerkelMain::printWallet()
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{
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std::cout << "Your wallet is empty. " << std::endl;
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std::cout << wallet.toString() << std::endl;
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}
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void MerkelMain::gotoNextTimeframe()
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{
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std::cout << "Going to next time frame. " << std::endl;
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for (std::string& p : orderBook.getKnownProducts())
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{
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std::cout << "matching " << p << std::endl;
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std::vector<OrderBookEntry> sales = orderBook.matchAsksToBids(p, currentTime);
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std::cout << "Sales: " << sales.size() << std::endl;
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for (OrderBookEntry& sale : sales)
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{
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std::cout << "Sale price: " << sale.price << " amount " << sale.amount << std::endl;
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}
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}
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currentTime = orderBook.getNextTime(currentTime);
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}
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int MerkelMain::getUserOption()
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{
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int userOption = 0;
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std::string line;
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std::cout << "Type in 1-6" << std::endl;
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std::getline(std::cin, line);
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try{
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userOption = std::stoi(line);
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}catch(const std::exception& e)
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{
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//
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}
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std::cout << "You chose: " << userOption << std::endl;
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return userOption;
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}
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void MerkelMain::processUserOption(int userOption)
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{
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if (userOption == 0) // bad input
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{
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std::cout << "Invalid choice. Choose 1-6" << std::endl;
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}
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if (userOption == 1)
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{
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printHelp();
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}
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if (userOption == 2)
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{
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printMarketStats();
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}
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if (userOption == 3)
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{
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enterAsk();
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}
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if (userOption == 4)
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{
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enterBid();
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}
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if (userOption == 5)
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{
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printWallet();
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}
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if (userOption == 6)
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{
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gotoNextTimeframe();
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}
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}
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