Added RandomGenerator class

CMakeLists.txt

@@ -11,7 +11,8 @@ add_library(commoncpp STATIC
     config.cpp         include/commoncpp/config.hpp
     utils.cpp          include/commoncpp/utils.hpp
     pooled_thread.cpp  include/commoncpp/pooled_thread.hpp
-                       include/commoncpp/timer.hpp)
+                       include/commoncpp/timer.hpp
+                       include/commoncpp/random.hpp)
 
 target_include_directories(commoncpp PUBLIC include/)
 target_include_directories(commoncpp PRIVATE include/commoncpp/)

include/commoncpp/random.hpp

@@ -0,0 +1,47 @@
+#ifndef RANDOM_HPP
+#define RANDOM_HPP
+#include <random>
+
+
+
+namespace common {
+class RandomGenerator {
+    std::mt19937 rng;
+    uint32_t initialSeed;
+
+public:
+#ifndef COMMONCPP_LITE
+    void seed() {
+        rng.seed(initialSeed = std::random_device{}());
+    }
+#endif
+    void seed(uint32_t customSeed) {
+        rng.seed(initialSeed = customSeed);
+    }
+
+    unsigned getUInt() {
+        std::uniform_int_distribution<unsigned> dist;
+        return dist(rng);
+    }
+    unsigned getUInt(unsigned max) {
+        std::uniform_int_distribution<unsigned> dist(0, max);
+        return dist(rng);
+    }
+    unsigned getUInt(unsigned min, unsigned max) {
+        std::uniform_int_distribution<unsigned> dist(min, max);
+        return dist(rng);
+    }
+    double getDouble(double max) {
+        std::uniform_real_distribution<double> dist(0.0, max);
+        return dist(rng);
+    }
+    double getDouble(double min, double max) {
+        std::uniform_real_distribution<double> dist(min, max);
+        return dist(rng);
+    }
+    bool getBool(float chance) {
+        return getDouble(1.0) <= chance && chance != 0.0f;
+    }
+};
+}
+#endif // RANDOM_HPP