using boost uuid

src/core/CMakeLists.txt

@@ -1,4 +1,7 @@
 
+
+find_package(Boost 1.62 REQUIRED)
+
 set(CORE_HEADERS
     entity.h
 )
@@ -6,4 +9,5 @@ set(CORE_SOURCES
     entity.cpp
 )
 
-add_library(core STATIC ${CORE_SOURCES})
+add_library(core STATIC ${CORE_SOURCES})
+target_link_libraries(core Boost::boost)

src/core/entity.cpp

@@ -1,6 +1,7 @@
 #include "entity.h"
 
-Entity::Entity()
+#include <boost/uuid/uuid_generators.hpp>
-{
 
+Entity::Entity() : uuid(boost::uuids::random_generator()())
+{
 }

src/core/entity.h

@@ -1,13 +1,18 @@
 #ifndef ENTITY_H
 #define ENTITY_H
 
+#include <string>
+
+#include <boost/uuid/uuid.hpp>
+
 class Entity
 {
 public:
     Entity();
     ~Entity();
+    const boost::uuids::uuid& getUuid() {return uuid;};
 private:
-    int uuid{-1};
+    boost::uuids::uuid uuid;
 };
 
 #endif //ENTITY_H