Add strong typed int type BeingId.

18 files changed, 83 insertions, 61 deletions

diff --git a/src/gui/popups/popupmenu.cpp b/src/gui/popups/popupmenu.cpp
index dd48da369..ee34d4ff7 100644
--- a/src/gui/popups/popupmenu.cpp
+++ b/src/gui/popups/popupmenu.cpp
@@ -98,8 +98,8 @@ PopupMenu::PopupMenu() :
     mBrowserBox(new BrowserBox(this, BrowserBox::AUTO_SIZE, true,
         "popupbrowserbox.xml")),
     mScrollArea(nullptr),
-    mBeingId(0),
-    mFloorItemId(0),
+    mBeingId(BeingId_zero),
+    mFloorItemId(BeingId_zero),
     mItem(nullptr),
     mItemId(0),
     mItemColor(1),
@@ -389,7 +389,7 @@ bool PopupMenu::addBeingMenu()
     if (!being)
         return false;
 
-    BeingInfo *const info = NPCDB::get(being->getSubType());
+    BeingInfo *const info = NPCDB::get(fromInt(being->getSubType(), BeingId));
     if (!info)
         return false;
 
@@ -456,7 +456,7 @@ void PopupMenu::showPlayerPopup(const std::string &nick)
 
     setMousePos();
     mNick = nick;
-    mBeingId = 0;
+    mBeingId = BeingId_zero;
     mType = ActorType::Player;
     mBrowserBox->clearRows();
 
@@ -931,8 +931,8 @@ void PopupMenu::showChangePos(const int x, const int y)
     }
     else
     {
-        mBeingId = 0;
-        mFloorItemId = 0;
+        mBeingId = BeingId_zero;
+        mFloorItemId = BeingId_zero;
         mItem = nullptr;
         mMapItem = nullptr;
         mNick.clear();
@@ -1109,7 +1109,7 @@ void PopupMenu::handleLink(const std::string &link,
         if (chatWindow)
             chatWindow->copyToClipboard(mX, mY);
     }
-    else if (link == "npc clipboard" && mBeingId)
+    else if (link == "npc clipboard" && mBeingId != BeingId_zero)
     {
         NpcDialog::copyToClipboard(mBeingId, mX, mY);
     }
@@ -1474,7 +1474,7 @@ void PopupMenu::handleLink(const std::string &link,
     {
         if (actorManager)
         {
-            mBeingId = atoi(link.substr(7).c_str());
+            mBeingId = fromInt(atoi(link.substr(7).c_str()), BeingId);
             being = actorManager->findBeing(mBeingId);
             if (being)
             {
@@ -1487,8 +1487,9 @@ void PopupMenu::handleLink(const std::string &link,
     {
         if (actorManager)
         {
-            const int id = atoi(link.substr(10).c_str());
-            if (id)
+            const BeingId id = fromInt(atoi(
+                link.substr(10).c_str()), BeingId);
+            if (id != BeingId_zero)
             {
                 const FloorItem *const item = actorManager->findItem(id);
                 if (item)
@@ -1548,8 +1549,8 @@ void PopupMenu::handleLink(const std::string &link,
         replaceAll(cmd, "'NAME'", mNick);
         replaceAll(cmd, "'X'", toString(mX));
         replaceAll(cmd, "'Y'", toString(mY));
-        replaceAll(cmd, "'BEINGID'", toString(mBeingId));
-        replaceAll(cmd, "'FLOORID'", toString(mFloorItemId));
+        replaceAll(cmd, "'BEINGID'", toString(toInt(mBeingId, int)));
+        replaceAll(cmd, "'FLOORID'", toString(toInt(mFloorItemId, int)));
         replaceAll(cmd, "'ITEMID'", toString(mItemId));
         replaceAll(cmd, "'ITEMCOLOR'", toString(mItemColor));
         replaceAll(cmd, "'BEINGTYPEID'", toString(static_cast<int>(mType)));
@@ -1583,8 +1584,8 @@ void PopupMenu::handleLink(const std::string &link,
 
     setVisible(Visible_false);
 
-    mBeingId = 0;
-    mFloorItemId = 0;
+    mBeingId = BeingId_zero;
+    mFloorItemId = BeingId_zero;
     mItem = nullptr;
     mItemId = 0;
     mItemColor = 1;
@@ -2188,7 +2189,8 @@ void PopupMenu::showWindowsPopup()
     showPopup(mX, mY);
 }
 
-void PopupMenu::showNpcDialogPopup(const int npcId, const int x, const int y)
+void PopupMenu::showNpcDialogPopup(const BeingId npcId,
+                                   const int x, const int y)
 {
     mBeingId = npcId;
     mX = x;
@@ -2625,7 +2627,7 @@ void PopupMenu::showGMPopup()
         // TRANSLATORS: popup menu item
         // TRANSLATORS: revive player
         mBrowserBox->addRow("revive", _("Revive"));
-        if (mBeingId)
+        if (mBeingId != BeingId_zero)
         {
             // TRANSLATORS: popup menu item
             // TRANSLATORS: kick player
diff --git a/src/gui/popups/popupmenu.h b/src/gui/popups/popupmenu.h
index 5d6420662..e1f9b3ba7 100644
--- a/src/gui/popups/popupmenu.h
+++ b/src/gui/popups/popupmenu.h
@@ -25,6 +25,8 @@
 
 #include "enums/inventorytype.h"
 
+#include "enums/simpletypes/beingid.h"
+
 #include "gui/widgets/linkhandler.h"
 #include "gui/widgets/popup.h"
 
@@ -140,7 +142,8 @@ class PopupMenu final : public Popup, public LinkHandler
 
         void showWindowsPopup();
 
-        void showNpcDialogPopup(const int npcId, const int x, const int y);
+        void showNpcDialogPopup(const BeingId npcId,
+                                const int x, const int y);
 
         void showWindowPopup(Window *const window);
 
@@ -198,8 +201,8 @@ class PopupMenu final : public Popup, public LinkHandler
         BrowserBox *mBrowserBox;
         ScrollArea *mScrollArea;
 
-        int mBeingId;
-        int mFloorItemId;
+        BeingId mBeingId;
+        BeingId mFloorItemId;
         Item *mItem;
         int mItemId;
         unsigned char mItemColor;
diff --git a/src/gui/viewport.cpp b/src/gui/viewport.cpp
index 196ac5d1c..e0ffd732f 100644
--- a/src/gui/viewport.cpp
+++ b/src/gui/viewport.cpp
@@ -920,7 +920,7 @@ void Viewport::moveCamera(const int dx, const int dy)
     mCameraRelativeY += dy;
 }
 
-void Viewport::moveCameraToActor(const int actorId,
+void Viewport::moveCameraToActor(const BeingId actorId,
                                  const int x, const int y)
 {
     if (!localPlayer || !actorManager)
diff --git a/src/gui/viewport.h b/src/gui/viewport.h
index 10a5b6643..e459afcae 100644
--- a/src/gui/viewport.h
+++ b/src/gui/viewport.h
@@ -25,6 +25,8 @@
 
 #include "position.h"
 
+#include "enums/simpletypes/beingid.h"
+
 #include "gui/widgets/windowcontainer.h"
 
 #include "listeners/mouselistener.h"
@@ -155,7 +157,7 @@ class Viewport final : public WindowContainer,
         void setCameraRelativeY(const int n)
         { mCameraRelativeY = n; }
 
-        void moveCameraToActor(const int actorId,
+        void moveCameraToActor(const BeingId actorId,
                                const int x = 0,
                                const int y = 0);
 
diff --git a/src/gui/widgets/tabs/debugwindowtabs.cpp b/src/gui/widgets/tabs/debugwindowtabs.cpp
index faccf9b2e..704f1a114 100644
--- a/src/gui/widgets/tabs/debugwindowtabs.cpp
+++ b/src/gui/widgets/tabs/debugwindowtabs.cpp
@@ -323,7 +323,7 @@ void TargetDebugTab::logic()
 
         mTargetIdLabel->setCaption(strprintf("%s %d",
             // TRANSLATORS: debug window label
-            _("Target Id:"), target->getId()));
+            _("Target Id:"), toInt(target->getId(), int)));
         mTargetTypeLabel->setCaption(strprintf("%s %d",
             // TRANSLATORS: debug window label
             _("Target type:"), target->getSubType()));
diff --git a/src/gui/windows/buydialog.cpp b/src/gui/windows/buydialog.cpp
index 63925ff28..a77eed240 100644
--- a/src/gui/windows/buydialog.cpp
+++ b/src/gui/windows/buydialog.cpp
@@ -179,7 +179,7 @@ BuyDialog::BuyDialog() :
     mSortDropDown(nullptr),
     mFilterTextField(new TextField(this, "", true, this, "namefilter", true)),
     mFilterLabel(nullptr),
-    mNpcId(Items),
+    mNpcId(fromInt(Items, BeingId)),
     mMoney(0),
     mAmountItems(0),
     mMaxItems(0),
@@ -188,7 +188,7 @@ BuyDialog::BuyDialog() :
     init();
 }
 
-BuyDialog::BuyDialog(const int npcId) :
+BuyDialog::BuyDialog(const BeingId npcId) :
     // TRANSLATORS: buy dialog name
     Window(_("Buy"), Modal_false, nullptr, "buy.xml"),
     ActionListener(),
@@ -216,7 +216,7 @@ BuyDialog::BuyDialog(std::string nick) :
         Modal_false, this, "sort")),
     mFilterTextField(new TextField(this, "", true, this, "namefilter", true)),
     mFilterLabel(nullptr),
-    mNpcId(Nick),
+    mNpcId(fromInt(Nick, BeingId)),
     mMoney(0),
     mAmountItems(0),
     mMaxItems(0),
@@ -271,7 +271,7 @@ void BuyDialog::init()
     // You may change this symbol if your language uses another.
     mDecreaseButton = new Button(this, _("-"), "dec", this);
     // TRANSLATORS: buy dialog button
-    mBuyButton = new Button(this, mNpcId == Items
+    mBuyButton = new Button(this, mNpcId == fromInt(Items, BeingId)
         ? _("Create") :_("Buy"), "buy", this);
     // TRANSLATORS: buy dialog button
     mQuitButton = new Button(this, _("Quit"), "quit", this);
@@ -406,7 +406,7 @@ void BuyDialog::sort()
 
 void BuyDialog::close()
 {
-    switch (mNpcId)
+    switch (toInt(mNpcId, int))
     {
         case Nick:
         case Items:
@@ -488,15 +488,15 @@ void BuyDialog::action(const ActionEvent &event)
     else if (eventId == "buy" && mAmountItems > 0 && mAmountItems <= mMaxItems)
     {
         ShopItem *const item = mShopItems->at(selectedItem);
-        if (mNpcId == Items)
+        if (mNpcId == fromInt(Items, BeingId))
         {
             adminHandler->createItems(item->getId(),
                 mAmountItems, item->getColor());
         }
-        else if (mNpcId != Nick)
+        else if (mNpcId != fromInt(Nick, BeingId))
         {
 #ifdef EATHENA_SUPPORT
-            if (mNpcId == Market)
+            if (mNpcId == fromInt(Market, BeingId))
             {
                 marketHandler->buyItem(item->getId(),
                     item->getType(),
@@ -505,7 +505,7 @@ void BuyDialog::action(const ActionEvent &event)
                 item->increaseQuantity(-mAmountItems);
                 item->update();
             }
-            else if (mNpcId == Cash)
+            else if (mNpcId == fromInt(Cash, BeingId))
             {
                 cashShopHandler->buyItem(item->getPrice(),
                     item->getId(),
@@ -523,7 +523,7 @@ void BuyDialog::action(const ActionEvent &event)
 
             updateSlider(selectedItem);
         }
-        else if (mNpcId == Nick)
+        else if (mNpcId == fromInt(Nick, BeingId))
         {
 #ifdef EATHENA_SUPPORT
             if (serverFeatures->haveVending())
@@ -594,7 +594,7 @@ void BuyDialog::updateButtonsAndLabels()
             const int itemPrice = item->getPrice();
 
             // Calculate how many the player can afford
-            if (mNpcId == Items)
+            if (mNpcId == fromInt(Items, BeingId))
                 mMaxItems = 100;
             else if (itemPrice)
                 mMaxItems = mMoney / itemPrice;
diff --git a/src/gui/windows/buydialog.h b/src/gui/windows/buydialog.h
index 8dea72886..bef09083e 100644
--- a/src/gui/windows/buydialog.h
+++ b/src/gui/windows/buydialog.h
@@ -23,6 +23,7 @@
 #ifndef GUI_WINDOWS_BUYDIALOG_H
 #define GUI_WINDOWS_BUYDIALOG_H
 
+#include "enums/simpletypes/beingid.h"
 #include "enums/simpletypes/visible.h"
 
 #include "gui/widgets/window.h"
@@ -64,7 +65,7 @@ class BuyDialog final : public Window,
          *
          * @see Window::Window
          */
-        explicit BuyDialog(const int npcId);
+        explicit BuyDialog(const BeingId npcId);
 
         /**
          * Constructor.
@@ -175,7 +176,7 @@ class BuyDialog final : public Window,
         TextField *mFilterTextField;
         Label *mFilterLabel;
 
-        int mNpcId;
+        BeingId mNpcId;
         int mMoney;
         int mAmountItems;
         int mMaxItems;
diff --git a/src/gui/windows/buyingstoreselldialog.cpp b/src/gui/windows/buyingstoreselldialog.cpp
index 29b24f638..f99251eb0 100644
--- a/src/gui/windows/buyingstoreselldialog.cpp
+++ b/src/gui/windows/buyingstoreselldialog.cpp
@@ -37,7 +37,7 @@
 
 #include "debug.h"
 
-BuyingStoreSellDialog::BuyingStoreSellDialog(const int accountId,
+BuyingStoreSellDialog::BuyingStoreSellDialog(const BeingId accountId,
                                              const int storeId) :
     SellDialog(true),
     mAccountId(accountId),
diff --git a/src/gui/windows/buyingstoreselldialog.h b/src/gui/windows/buyingstoreselldialog.h
index 9fb40cba0..ce5c404e4 100644
--- a/src/gui/windows/buyingstoreselldialog.h
+++ b/src/gui/windows/buyingstoreselldialog.h
@@ -25,6 +25,8 @@
 
 #ifdef EATHENA_SUPPORT
 
+#include "enums/simpletypes/beingid.h"
+
 #include "gui/widgets/selldialog.h"
 
 class Being;
@@ -42,7 +44,7 @@ class BuyingStoreSellDialog final : public SellDialog
          *
          * @see Window::Window
          */
-        BuyingStoreSellDialog(const int accountId,
+        BuyingStoreSellDialog(const BeingId accountId,
                               const int storeId);
 
         A_DELETE_COPY(BuyingStoreSellDialog)
@@ -50,7 +52,7 @@ class BuyingStoreSellDialog final : public SellDialog
     protected:
         void sellAction(const ActionEvent &event) override final;
 
-        int mAccountId;
+        BeingId mAccountId;
         int mStoreId;
 };
 
diff --git a/src/gui/windows/buyselldialog.cpp b/src/gui/windows/buyselldialog.cpp
index 15d4165f3..bdd28b000 100644
--- a/src/gui/windows/buyselldialog.cpp
+++ b/src/gui/windows/buyselldialog.cpp
@@ -35,7 +35,7 @@
 
 BuySellDialog::DialogList BuySellDialog::dialogInstances;
 
-BuySellDialog::BuySellDialog(const int npcId) :
+BuySellDialog::BuySellDialog(const BeingId npcId) :
     // TRANSLATORS: shop window name
     Window(_("Shop"), Modal_false, nullptr, "buysell.xml"),
     ActionListener(),
@@ -50,7 +50,7 @@ BuySellDialog::BuySellDialog(const std::string &nick) :
     // TRANSLATORS: shop window name
     Window(_("Shop"), Modal_false, nullptr, "buysell.xml"),
     ActionListener(),
-    mNpcId(-1),
+    mNpcId(BeingId_negOne),
     mNick(nick),
     mBuyButton(nullptr)
 {
@@ -128,14 +128,14 @@ void BuySellDialog::action(const ActionEvent &event)
     const std::string &eventId = event.getId();
     if (eventId == "Buy")
     {
-        if (mNpcId != -1)
+        if (mNpcId != BeingId_negOne)
             npcHandler->buy(mNpcId);
         else
             buySellHandler->requestSellList(mNick);
     }
     else if (eventId == "Sell")
     {
-        if (mNpcId != -1)
+        if (mNpcId != BeingId_negOne)
             npcHandler->sell(mNpcId);
         else
             buySellHandler->requestBuyList(mNick);
diff --git a/src/gui/windows/buyselldialog.h b/src/gui/windows/buyselldialog.h
index 573435846..dc7435126 100644
--- a/src/gui/windows/buyselldialog.h
+++ b/src/gui/windows/buyselldialog.h
@@ -23,6 +23,7 @@
 #ifndef GUI_WINDOWS_BUYSELLDIALOG_H
 #define GUI_WINDOWS_BUYSELLDIALOG_H
 
+#include "enums/simpletypes/beingid.h"
 #include "enums/simpletypes/visible.h"
 
 #include "gui/widgets/window.h"
@@ -46,7 +47,7 @@ class BuySellDialog final : public Window,
          *
          * @see Window::Window
          */
-        explicit BuySellDialog(const int npcId);
+        explicit BuySellDialog(const BeingId npcId);
 
         explicit BuySellDialog(const std::string &nick);
 
@@ -78,7 +79,7 @@ class BuySellDialog final : public Window,
         typedef std::list<BuySellDialog*> DialogList;
         static DialogList dialogInstances;
 
-        int mNpcId;
+        BeingId mNpcId;
         std::string mNick;
         Button *mBuyButton;
 };
diff --git a/src/gui/windows/charcreatedialog.cpp b/src/gui/windows/charcreatedialog.cpp
index 6ada41158..917cc51fb 100644
--- a/src/gui/windows/charcreatedialog.cpp
+++ b/src/gui/windows/charcreatedialog.cpp
@@ -122,7 +122,9 @@ CharCreateDialog::CharCreateDialog(CharSelectDialog *const parent,
     mCreateButton(new Button(this, _("Create"), "create", this)),
     // TRANSLATORS: char create dialog button
     mCancelButton(new Button(this, _("Cancel"), "cancel", this)),
-    mPlayer(new Being(0, ActorType::Player, static_cast<uint16_t>(0U),
+    mPlayer(new Being(BeingId_zero,
+            ActorType::Player,
+            static_cast<uint16_t>(0U),
             nullptr)),
     mPlayerBox(new PlayerBox(this, mPlayer, "charcreate_playerbox.xml",
         "charcreate_selectedplayerbox.xml")),
diff --git a/src/gui/windows/charselectdialog.cpp b/src/gui/windows/charselectdialog.cpp
index 5663ab387..bb4eae95e 100644
--- a/src/gui/windows/charselectdialog.cpp
+++ b/src/gui/windows/charselectdialog.cpp
@@ -634,7 +634,7 @@ void CharSelectDialog::updateState()
     }
 }
 
-void CharSelectDialog::setName(const int id, const std::string &newName)
+void CharSelectDialog::setName(const BeingId id, const std::string &newName)
 {
     for (unsigned int i = 0, sz = static_cast<unsigned int>(
          mCharacterEntries.size()); i < sz; ++i)
diff --git a/src/gui/windows/charselectdialog.h b/src/gui/windows/charselectdialog.h
index 9e9871c5a..53d41facb 100644
--- a/src/gui/windows/charselectdialog.h
+++ b/src/gui/windows/charselectdialog.h
@@ -89,7 +89,7 @@ class CharSelectDialog final : public Window,
 
         void postInit() override final;
 
-        void setName(const int id, const std::string &newName);
+        void setName(const BeingId id, const std::string &newName);
 
     private:
         void attemptCharacterDelete(const int index,
diff --git a/src/gui/windows/npcdialog.cpp b/src/gui/windows/npcdialog.cpp
index 2c7c27f57..c8ccd482e 100644
--- a/src/gui/windows/npcdialog.cpp
+++ b/src/gui/windows/npcdialog.cpp
@@ -81,7 +81,7 @@ NpcDialogs NpcDialog::mNpcDialogs;
 
 typedef std::vector<Image *>::iterator ImageVectorIter;
 
-NpcDialog::NpcDialog(const int npcId) :
+NpcDialog::NpcDialog(const BeingId npcId) :
     // TRANSLATORS: npc dialog name
     Window(_("NPC"), Modal_false, nullptr, "npc.xml"),
     ActionListener(),
@@ -204,7 +204,8 @@ void NpcDialog::postInit()
         const Being *const being = actorManager->findBeing(mNpcId);
         if (being)
         {
-            showAvatar(NPCDB::getAvatarFor(being->getSubType()));
+            showAvatar(NPCDB::getAvatarFor(fromInt(
+                being->getSubType(), BeingId)));
             setCaption(being->getName());
         }
     }
@@ -861,13 +862,16 @@ void NpcDialog::restoreCamera()
     mCameraMode = -1;
 }
 
-void NpcDialog::showAvatar(const uint16_t avatarId)
+void NpcDialog::showAvatar(const BeingId avatarId)
 {
-    const bool needShow = (avatarId != 0);
+    const bool needShow = (avatarId != BeingId_zero);
     if (needShow)
     {
         delete mAvatarBeing;
-        mAvatarBeing = new Being(0, ActorType::Avatar, avatarId, nullptr);
+        mAvatarBeing = new Being(BeingId_zero,
+            ActorType::Avatar,
+            toInt(avatarId, uint16_t),
+            nullptr);
         mPlayerBox->setPlayer(mAvatarBeing);
         if (!mAvatarBeing->empty())
         {
@@ -973,7 +977,8 @@ void NpcDialog::mousePressed(MouseEvent &event)
     }
 }
 
-void NpcDialog::copyToClipboard(const int npcId, const int x, const int y)
+void NpcDialog::copyToClipboard(const BeingId npcId,
+                                const int x, const int y)
 {
     NpcDialogs::iterator it = mNpcDialogs.find(npcId);
     if (it != mNpcDialogs.end())
diff --git a/src/gui/windows/npcdialog.h b/src/gui/windows/npcdialog.h
index 0ed4096e8..378bbd5e9 100644
--- a/src/gui/windows/npcdialog.h
+++ b/src/gui/windows/npcdialog.h
@@ -23,6 +23,7 @@
 #ifndef GUI_WINDOWS_NPCDIALOG_H
 #define GUI_WINDOWS_NPCDIALOG_H
 
+#include "enums/simpletypes/beingid.h"
 #include "enums/simpletypes/visible.h"
 
 #include "gui/models/extendedlistmodel.h"
@@ -44,7 +45,7 @@ class PlayerBox;
 class ScrollArea;
 class TextField;
 
-typedef std::map<int, NpcDialog*> NpcDialogs;
+typedef std::map<BeingId, NpcDialog*> NpcDialogs;
 
 /**
  * The npc dialog.
@@ -62,7 +63,7 @@ class NpcDialog final : public Window,
          *
          * @see Window::Window
          */
-        explicit NpcDialog(const int npcId);
+        explicit NpcDialog(const BeingId npcId);
 
         A_DELETE_COPY(NpcDialog)
 
@@ -196,7 +197,7 @@ class NpcDialog final : public Window,
 
         void refocus();
 
-        void showAvatar(const uint16_t avatarId);
+        void showAvatar(const BeingId avatarId);
 
         void setAvatarDirection(const uint8_t direction);
 
@@ -211,7 +212,8 @@ class NpcDialog final : public Window,
         int isCloseState() const
         { return mActionState == NPC_ACTION_CLOSE; }
 
-        static void copyToClipboard(const int npcId, const int x, const int y);
+        static void copyToClipboard(const BeingId npcId,
+                                    const int x, const int y);
 
         static NpcDialogs mNpcDialogs;
 
@@ -233,7 +235,7 @@ class NpcDialog final : public Window,
 
         void placeItemInputControls();
 
-        int mNpcId;
+        BeingId mNpcId;
 
         int mDefaultInt;
         std::string mDefaultString;
diff --git a/src/gui/windows/npcselldialog.cpp b/src/gui/windows/npcselldialog.cpp
index 683593deb..c1fdbe259 100644
--- a/src/gui/windows/npcselldialog.cpp
+++ b/src/gui/windows/npcselldialog.cpp
@@ -41,7 +41,7 @@
 
 #include "debug.h"
 
-NpcSellDialog::NpcSellDialog(const int npcId) :
+NpcSellDialog::NpcSellDialog(const BeingId npcId) :
     SellDialog(true),
     mNpcId(npcId)
 {
diff --git a/src/gui/windows/npcselldialog.h b/src/gui/windows/npcselldialog.h
index 1932ddf42..af611f8f1 100644
--- a/src/gui/windows/npcselldialog.h
+++ b/src/gui/windows/npcselldialog.h
@@ -23,6 +23,8 @@
 #ifndef GUI_WINDOWS_NPCSELLDIALOG_H
 #define GUI_WINDOWS_NPCSELLDIALOG_H
 
+#include "enums/simpletypes/beingid.h"
+
 #include "gui/widgets/selldialog.h"
 
 /**
@@ -38,7 +40,7 @@ class NpcSellDialog final : public SellDialog
          *
          * @see Window::Window
          */
-        explicit NpcSellDialog(const int npcId);
+        explicit NpcSellDialog(const BeingId npcId);
 
         A_DELETE_COPY(NpcSellDialog)
 
@@ -47,7 +49,7 @@ class NpcSellDialog final : public SellDialog
     protected:
         void sellAction(const ActionEvent &event) override final;
 
-        int mNpcId;
+        BeingId mNpcId;
 };
 
 #endif  // GUI_WINDOWS_NPCSELLDIALOG_H