Magic implementation roadmap phase 1 and 2 (calling a script function on PGMSG_USE_SPECIAL)

4 files changed, 31 insertions, 1 deletions

diff --git a/src/defines.h b/src/defines.h
index e7d7ae9a..7a1b4a88 100644
--- a/src/defines.h
+++ b/src/defines.h
@@ -165,6 +165,7 @@ enum {
     GPMSG_ITEMS                    = 0x0281, // { W item id, W*2 position }*
     PGMSG_ATTACK                   = 0x0290, // B direction
     GPMSG_BEING_ATTACK             = 0x0291, // W being id, B direction, B attacktype
+    PGMSG_USE_SPECIAL              = 0x0292, // B specialID
     PGMSG_SAY                      = 0x02A0, // S text
     GPMSG_SAY                      = 0x02A1, // W being id, S text
     GPMSG_NPC_CHOICE               = 0x02B0, // W being id, { S text }*
@@ -191,7 +192,7 @@ enum {
     PGMSG_USE_ITEM                 = 0x0300, // B slot
     GPMSG_USE_RESPONSE             = 0x0301, // B error
     GPMSG_BEINGS_DAMAGE            = 0x0310, // { W being id, W amount }*
-    GPMSG_CREATE_EFFECT            = 0x0320, // W effect id, W*2 position 
+    GPMSG_CREATE_EFFECT            = 0x0320, // W effect id, W*2 position
 
     // Guild
     PCMSG_GUILD_CREATE                  = 0x0350, // S name
diff --git a/src/game-server/character.cpp b/src/game-server/character.cpp
index bf8355cd..61a5e1d1 100644
--- a/src/game-server/character.cpp
+++ b/src/game-server/character.cpp
@@ -39,6 +39,7 @@
 #include "game-server/mapmanager.hpp"
 #include "game-server/state.hpp"
 #include "game-server/trade.hpp"
+#include "scripting/script.hpp"
 #include "net/messagein.hpp"
 #include "net/messageout.hpp"
 #include "serialize/characterdata.hpp"
@@ -141,6 +142,20 @@ void Character::respawn()
     modifiedAttribute(BASE_ATTR_HP);
 }
 
+void Character::useSpecial(int id)
+{
+    //TODO: look up which of its special attacks the character wants to use
+    //TODO: check if the character is allowed to use it right now
+
+    Script *s = getMap()->getScript();
+    s->prepare("cast");
+    s->push(this);
+    s->push(id);
+    s->execute();
+
+    return;
+}
+
 int Character::getMapId() const
 {
     return getMap()->getID();
diff --git a/src/game-server/character.hpp b/src/game-server/character.hpp
index 03006712..6e31e33b 100644
--- a/src/game-server/character.hpp
+++ b/src/game-server/character.hpp
@@ -68,6 +68,12 @@ class Character : public Being
         void respawn();
 
         /**
+         * makes the character perform a special action
+         * when it is allowed to do so
+         */
+        void useSpecial(int id);
+
+        /**
          * Gets client computer.
          */
         GameClient *getClient() const
diff --git a/src/game-server/gamehandler.cpp b/src/game-server/gamehandler.cpp
index 9fd93a46..005c19c3 100644
--- a/src/game-server/gamehandler.cpp
+++ b/src/game-server/gamehandler.cpp
@@ -321,6 +321,14 @@ void GameHandler::processMessage(NetComputer *comp, MessageIn &message)
             computer.character->setAction(Being::ATTACK);
         } break;
 
+        case PGMSG_USE_SPECIAL:
+        {
+            int specialID = message.readByte();
+            LOG_DEBUG("Character " << computer.character->getPublicID()
+                      << " tries to use his special attack "<<specialID);
+            computer.character->useSpecial(specialID);
+        }
+
         case PGMSG_ACTION_CHANGE:
         {
             Being::Action action = (Being::Action)message.readByte();