[Server] Add previous state to ON_PLAYER_SKILL

That is array of struct with next content: {base, current, mod, damage, progress}

apps/openmw-mp/processors/player/ProcessorPlayerAttribute.hpp

@@ -24,7 +24,7 @@ namespace mwmp
                                                                              "damage", &OldAState::mDamage);
         }
 
-        void PreReading(PlayerPacket &packet, const std::shared_ptr<Player> &player)
+        void PreReading(PlayerPacket &packet, const std::shared_ptr<Player> &player) override
         {
             if (!player->creatureStats.mDead)
                 std::copy(std::begin(player->creatureStats.mAttributes),

apps/openmw-mp/processors/player/ProcessorPlayerSkill.hpp

@@ -11,10 +11,26 @@ namespace mwmp
 {
     class ProcessorPlayerSkill final: public PlayerProcessor
     {
+        using OldSState = ESM::StatState<int>;
     public:
         ProcessorPlayerSkill()
         {
             BPP_INIT(ID_PLAYER_SKILL)
+            Networking::get().getState().getState()->new_usertype<OldSState>("OldSState",
+                                                                             "base", &OldSState::mBase,
+                                                                             "current", &OldSState::mCurrent,
+                                                                             "mod", &OldSState::mMod,
+                                                                             "damage", &OldSState::mDamage,
+                                                                             "progress", &OldSState::mProgress);
+        }
+
+        void PreReading(PlayerPacket &packet, const std::shared_ptr<Player> &player) override
+        {
+            if (!player->creatureStats.mDead)
+                std::copy(std::begin(player->npcStats.mSkills),
+                          std::end(player->npcStats.mSkills),
+                          oldValues.begin()
+                );
         }
 
         void Do(PlayerPacket &packet, const std::shared_ptr<Player> &player) override
@@ -22,11 +38,12 @@ namespace mwmp
             if (!player->creatureStats.mDead)
             {
                 //myPacket->Send(player, true);
+                Networking::get().getState().getEventCtrl().Call<CoreEvent::ON_PLAYER_SKILL, true>(&oldValues, player.get());
                 player->sendToLoaded(packet);
-
-                Networking::get().getState().getEventCtrl().Call<CoreEvent::ON_PLAYER_SKILL>(player.get());
             }
         }
+    private:
+        std::array<OldSState, ESM::Skill::Length> oldValues;
     };
 }