Adds swap event when two creatures swap positions.

Signed-off-by: Deukhoofd <Deukhoofd@gmail.com>

src/Battling/EventHooks/Events/FailEvent.hpp

@@ -8,7 +8,7 @@ namespace CreatureLib::Battling {
 
     public:
         FailEvent(ArbUt::BorrowedPtr<Creature> c) noexcept : _creature(c) {}
-        EventDataKind GetKind() const noexcept override { return EventDataKind ::Faint; }
+        EventDataKind GetKind() const noexcept override { return EventDataKind ::Fail; }
         const ArbUt::BorrowedPtr<Creature>& GetCreature() const noexcept { return _creature; }
     };
 }

src/Battling/EventHooks/Events/SwapEvent.hpp

@@ -0,0 +1,21 @@
+#ifndef SWAPEVENT_HPP
+#define SWAPEVENT_HPP
+
+namespace CreatureLib::Battling {
+    class SwapEvent final : public EventData {
+        u8 _sideIndex;
+        u8 _positionA;
+        u8 _positionB;
+
+    public:
+        SwapEvent(u8 sideIndex, u8 positionA, u8 positionB) noexcept
+            : _sideIndex(sideIndex), _positionA(positionA), _positionB(positionB) {}
+        EventDataKind GetKind() const noexcept override { return EventDataKind ::Swap; }
+
+        inline u8 GetSideIndex() const noexcept { return _sideIndex; }
+        inline u8 GetPositionA() const noexcept { return _positionA; }
+        inline u8 GetPositionB() const noexcept { return _positionB; }
+    };
+}
+
+#endif // SWAPEVENT_HPP