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#include "book.hpp" |
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#include "json.hpp" |
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#include "protocol.hpp" |
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#include <cstdlib> |
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#include <getopt.h> |
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#include <iostream> |
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#include <unordered_map> |
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enum clickType { Buy, Sell, Flash, Delete }; |
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static std::unordered_map<std::string, clickType> mapClick; |
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void initialise() |
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{ |
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mapClick = {{"BUY", Buy}, {"SELL", Sell}, {"FLASH", Flash}, |
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{"b", Buy}, {"s", Sell}, {"f", Flash}, |
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{"B", Buy}, {"S", Sell}, {"F", Flash}, |
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{"DELETE", Delete}, {"D", Delete}, {"d", Delete}}; |
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} |
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void usage() |
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{ |
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std::cout << "DESCRIPTION" << std::endl |
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<< "Click trader using same algs" << std::endl |
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<< std::endl |
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<< "USAGE" << std::endl |
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<< "\t-a product" << std::endl |
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<< "\t-t click type (buy, sell, flash, delete)" << std::endl |
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<< "\t-p price" << std::endl |
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<< "\t-v volume" << std::endl |
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<< "\t-i id" << std::endl |
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<< "Always need product, need side, price and volume for " |
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"adding/flash, need id for deleting" |
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<< std::endl; |
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} |
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void buy(std::string& product, double price, uint64_t volume) |
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{ |
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json::AddMessage a(json::ADD, product, price, book::Buy, volume); |
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json::AddedMessage* b = static_cast<json::AddedMessage*>(protocol::addOrder(a)); |
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std::cout << b->as_string() << std::endl; |
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} |
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void sell(std::string& product, double price, uint64_t volume) |
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{ |
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json::AddMessage a(json::ADD, product, price, book::Sell, volume); |
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json::AddedMessage* b = static_cast<json::AddedMessage*>(protocol::addOrder(a)); |
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std::cout << b->as_string() << std::endl; |
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delete b; |
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} |
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void flash(std::string& product, double price, uint64_t volume, book::OrderSideEnum side) |
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{ |
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json::AddMessage a(json::ADD, product, price, side, volume); |
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json::Message* b = static_cast<json::Message*>(protocol::addOrder(a)); |
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if (b->type == json::ERROR) { |
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std::cout << static_cast<json::ErrorMessage*>(b)->as_string() << std::endl; |
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return; |
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} |
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json::DeleteMessage c(json::DELETE, product, static_cast<json::AddedMessage*>(b)->id); |
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json::Message* d = protocol::deleteOrder(c); |
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std::cout << static_cast<json::AddedMessage*>(b)->as_string() << std::endl; |
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if (d->type == json::DELETED) { |
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std::cout << static_cast<json::DeletedMessage*>(d)->as_string() |
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<< std::endl; |
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} else { |
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std::cout << static_cast<json::RejectMessage*>(d)->as_string() |
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<< std::endl; |
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} |
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delete b; |
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delete d; |
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} |
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void deleteOrder(std::string& product, std::string& id) |
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{ |
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json::DeleteMessage a(json::DELETE, product, id); |
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json::Message* b = protocol::deleteOrder(a); |
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if (b->type == json::DELETED) { |
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std::cout << static_cast<json::DeletedMessage*>(b)->as_string() |
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<< std::endl; |
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} else if (b->type == json::REJECT) { |
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std::cout << static_cast<json::RejectMessage*>(b)->as_string() |
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<< std::endl; |
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} else { |
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std::cout << static_cast<json::ErrorMessage*>(b)->as_string() << std::endl; |
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} |
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} |
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int main(int argc, char** argv) |
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{ |
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int c; |
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std::string product, id; |
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double price; |
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clickType click, side; |
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uint64_t volume; |
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initialise(); |
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if (argc == 1) { |
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usage(), exit(0); |
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} |
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while ((c = getopt(argc, argv, "a::t::s::p::v::i::")) != -1) { |
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switch (c) { |
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case 'a': |
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product = std::string(optarg); |
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break; |
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case 't': |
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click = mapClick[optarg]; |
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break; |
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case 's': |
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side = mapClick[optarg]; |
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break; |
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case 'p': |
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price = std::stod(optarg); |
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break; |
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case 'v': |
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volume = std::stoll(optarg); |
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break; |
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case 'i': |
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id = std::string(optarg); |
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break; |
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case '?': |
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std::cout << "*1" << std::endl; |
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default: |
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std::cout << "*2 " << (char) c << std::endl; |
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usage(); |
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exit(0); |
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} |
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} |
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switch (click) { |
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case Buy: |
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buy(product, price, volume); |
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break; |
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case Sell: |
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sell(product, price, volume); |
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break; |
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case Flash: |
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if (side == clickType::Buy) |
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flash(product, price, volume, book::Buy); |
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else |
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flash(product, price, volume, book::Sell); |
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break; |
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case Delete: |
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deleteOrder(product, id); |
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break; |
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} |
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} |