#include "MerkelMain.h"
#include <iostream>
#include <vector>
#include "OrderBookEntry.h"
#include "CSVReader.h"

MerkelMain::MerkelMain()
{


}

void MerkelMain::init()
{
    int input;
    while(true)
    {
        printMenu();
        input = getUserOption();
        processUserOption(input);
    }
}

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()
{
    for(std::string const p : orderBook.getKnownProducts())
    {
        std::cout << "Product: " << p  << std::endl;
        std::vector<OrderBookEntry> entries = orderBook.getOrders(OrderBookType::ask, p, "2020/03/17 17:01:24.884492");
        std::cout << "Asks for product " << p << " are " << entries.size() << std::endl;
    }
    // std::cout << "OrderBook contains :  " << orders.size() << " entries" << std::endl;
    // unsigned int bids = 0;
    // unsigned int asks = 0;
    // for (OrderBookEntry& e : orders)
    // {
    //     if (e.orderType == OrderBookType::ask)
    //     {
    //         asks ++;
    //     }
    //     if (e.orderType == OrderBookType::bid)
    //     {
    //         bids ++;
    //     }  
    // }    
    // std::cout << "OrderBook asks:  " << asks << " 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();
    }       
}
 
