finished the bulk of game

src/potions/boost_atk.cc

@@ -0,0 +1,30 @@
+#include "boost_atk.h"
+
+#include <algorithm>
+#include "../constants.h"
+
+const int BOOST_ATK = 5;
+const int BOOST_ATK_DROW = 7;
+
+boost_atk::boost_atk(const position &pos):
+        potion{potion_type::boost_atk, -1, pos} {}
+
+void boost_atk::apply(const enum race &race, int &HP, int &ATK, int &DEF,
+                      fraction &base_hit_rate) {
+        if (remaining_duration > 0) {
+                if (race == rdrow)
+                        ATK  += BOOST_ATK_DROW;
+                else
+                        ATK  += BOOST_ATK;
+
+                --remaining_duration;
+        }
+}
+
+int boost_atk::get_priority() const {
+        return CALC_ADD_BASE;
+}
+
+const char *boost_atk::get_name() const {
+        return "BA";
+}