Initial commit

.gitignore

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+# Prerequisites
+*.d
+
+# Compiled Object files
+*.slo
+*.lo
+*.o
+*.obj
+
+# Precompiled Headers
+*.gch
+*.pch
+
+# Compiled Dynamic libraries
+*.so
+*.dylib
+*.dll
+
+# Fortran module files
+*.mod
+*.smod
+
+# Compiled Static libraries
+*.lai
+*.la
+*.a
+*.lib
+
+# Executables
+*.exe
+*.out
+*.app
+
+# -*- mode: gitignore; -*-
+*~
+\#*\#
+/.emacs.desktop
+/.emacs.desktop.lock
+*.elc
+auto-save-list
+tramp
+.\#*
+
+# Org-mode
+.org-id-locations
+*_archive
+
+# flymake-mode
+*_flymake.*
+
+# eshell files
+/eshell/history
+/eshell/lastdir
+
+# elpa packages
+/elpa/
+
+# reftex files
+*.rel
+
+# AUCTeX auto folder
+/auto/
+
+# cask packages
+.cask/
+dist/
+
+# Flycheck
+flycheck_*.el
+
+# server auth directory
+/server/
+
+# projectiles files
+.projectile
+
+# directory configuration
+.dir-locals.el
+
+# network security
+/network-security.data
+
+# Covers JetBrains IDEs: IntelliJ, RubyMine, PhpStorm, AppCode, PyCharm, CLion, Android Studio, WebStorm and Rider
+# Reference: https://intellij-support.jetbrains.com/hc/en-us/articles/206544839
+
+.idea
+# User-specific stuff
+.idea/**/workspace.xml
+.idea/**/tasks.xml
+.idea/**/usage.statistics.xml
+.idea/**/dictionaries
+.idea/**/shelf
+
+# Generated files
+.idea/**/contentModel.xml
+
+# Sensitive or high-churn files
+.idea/**/dataSources/
+.idea/**/dataSources.ids
+.idea/**/dataSources.local.xml
+.idea/**/sqlDataSources.xml
+.idea/**/dynamic.xml
+.idea/**/uiDesigner.xml
+.idea/**/dbnavigator.xml
+
+# Gradle
+.idea/**/gradle.xml
+.idea/**/libraries
+
+# Gradle and Maven with auto-import
+# When using Gradle or Maven with auto-import, you should exclude module files,
+# since they will be recreated, and may cause churn.  Uncomment if using
+# auto-import.
+# .idea/artifacts
+# .idea/compiler.xml
+# .idea/jarRepositories.xml
+# .idea/modules.xml
+# .idea/*.iml
+# .idea/modules
+# *.iml
+# *.ipr
+
+# CMake
+cmake-build-*/
+build/
+
+# Mongo Explorer plugin
+.idea/**/mongoSettings.xml
+
+# File-based project format
+*.iws
+
+# IntelliJ
+out/
+
+# mpeltonen/sbt-idea plugin
+.idea_modules/
+
+# JIRA plugin
+atlassian-ide-plugin.xml
+
+# Cursive Clojure plugin
+.idea/replstate.xml
+
+# Crashlytics plugin (for Android Studio and IntelliJ)
+com_crashlytics_export_strings.xml
+crashlytics.properties
+crashlytics-build.properties
+fabric.properties
+
+# Editor-based Rest Client
+.idea/httpRequests
+
+# Android studio 3.1+ serialized cache file
+.idea/caches/build_file_checksums.ser
+
+# temporary files which can be created if a process still has a handle open of a deleted file
+.fuse_hidden*
+
+# KDE directory preferences
+.directory
+
+# Linux trash folder which might appear on any partition or disk
+.Trash-*
+
+# .nfs files are created when an open file is removed but is still being accessed
+.nfs*
+
+ Windows thumbnail cache files
+Thumbs.db
+Thumbs.db:encryptable
+ehthumbs.db
+ehthumbs_vista.db
+
+# Dump file
+*.stackdump
+
+# Folder config file
+[Dd]esktop.ini
+
+# Recycle Bin used on file shares
+$RECYCLE.BIN/
+
+# Windows Installer files
+*.cab
+*.msi
+*.msix
+*.msm
+*.msp
+
+# Windows shortcuts
+*.lnk

CMakeLists.txt

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+cmake_minimum_required(VERSION 3.17)
+project(TradeSim)
+
+set(CMAKE_CXX_STANDARD 14)
+
+
+
+add_subdirectory(external/curl)
+add_subdirectory(external/jsoncpp)
+add_executable(TradeSim main.cpp)
+target_link_libraries(TradeSim libcurl)
+target_link_libraries(TradeSim jsoncpp_lib)
+include_directories(${CURL_INCLUDE_DIR})
+include_directories(${Jsoncpp_INCLUDE_DIR})

external/curl

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+Subproject commit aa8de5d6ee457456ce665282d1bf5d74648683dc

external/jsoncpp

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+Subproject commit 940982438d01fe2575acef8dd98a9b6893ccc9bb

main.cpp

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+#include <iostream>
+#include <curl/curl.h>
+#include <json/json.h>
+
+size_t writefunc(void *ptr, size_t size, size_t nmemb, std::string *s)
+{
+    s->append(static_cast<char *>(ptr), size*nmemb);
+    return size*nmemb;
+}
+
+int main(void)
+{
+    CURL *curl;
+    CURLcode res;
+
+    curl = curl_easy_init();
+    if(curl) {
+        std::string s;
+        curl_easy_setopt(curl, CURLOPT_URL, "https://api3.binance.com/api/v3/trades?symbol=ETHEUR&limit=10");
+
+
+        curl_easy_setopt(curl, CURLOPT_HTTPGET, 1);
+
+        curl_easy_setopt(curl, CURLOPT_SSL_VERIFYPEER, 0L);
+        curl_easy_setopt(curl, CURLOPT_SSL_VERIFYHOST, 0L);
+
+        curl_easy_setopt(curl, CURLOPT_WRITEFUNCTION, writefunc);
+        curl_easy_setopt(curl, CURLOPT_WRITEDATA, &s);
+        /* Perform the request, res will get the return code */
+
+        res = curl_easy_perform(curl);
+
+        /* Check for errors */
+        if(res != CURLE_OK)
+            fprintf(stderr, "curl_easy_perform() failed: %s\n",
+                    curl_easy_strerror(res));
+        Json::Value root;
+        JSONCPP_STRING err;
+        Json::CharReaderBuilder builder;
+        const std::unique_ptr<Json::CharReader> reader(builder.newCharReader());
+        if (!reader->parse(s.c_str(), s.c_str() + s.length(), &root,
+                           &err)) {
+            std::cout << "error" << std::endl;
+            return EXIT_FAILURE;
+        }
+        std::cout << root[0]["price"].asString() << std::endl;
+        /* always cleanup */
+        curl_easy_cleanup(curl);
+    }
+    return 0;
+}