Take in account faction reaction changes

apps/openmw/mwbase/dialoguemanager.hpp

@@ -2,6 +2,7 @@
 #define GAME_MWBASE_DIALOGUEMANAGER_H
 
 #include <list>
+#include <map>
 #include <string>
 #include <string_view>
 #include <vector>
@@ -108,11 +109,15 @@ namespace MWBase
         /// Changes faction1's opinion of faction2 by \a diff.
         virtual void modFactionReaction(const ESM::RefId& faction1, const ESM::RefId& faction2, int diff) = 0;
 
+        /// Set faction1's opinion of faction2.
         virtual void setFactionReaction(const ESM::RefId& faction1, const ESM::RefId& faction2, int absolute) = 0;
 
         /// @return faction1's opinion of faction2
         virtual int getFactionReaction(const ESM::RefId& faction1, const ESM::RefId& faction2) const = 0;
 
+        /// @return all faction's opinion overrides
+        virtual const std::map<ESM::RefId, int>* getFactionReactionOverrides(const ESM::RefId& faction) const = 0;
+
         /// Removes the last added topic response for the given actor from the journal
         virtual void clearInfoActor(const MWWorld::Ptr& actor) const = 0;
     };

apps/openmw/mwdialogue/dialoguemanagerimp.cpp

@@ -738,6 +738,17 @@ namespace MWDialogue
         return 0;
     }
 
+    const std::map<ESM::RefId, int>* DialogueManager::getFactionReactionOverrides(const ESM::RefId& faction) const
+    {
+        // Make sure the faction exists
+        MWBase::Environment::get().getESMStore()->get<ESM::Faction>().find(faction);
+
+        const auto found = mChangedFactionReaction.find(faction);
+        if (found != mChangedFactionReaction.end())
+            return &found->second;
+        return nullptr;
+    }
+
     void DialogueManager::clearInfoActor(const MWWorld::Ptr& actor) const
     {
         if (actor == mActor && !mLastTopic.empty())

apps/openmw/mwdialogue/dialoguemanagerimp.hpp

@@ -126,6 +126,8 @@ namespace MWDialogue
         /// @return faction1's opinion of faction2
         int getFactionReaction(const ESM::RefId& faction1, const ESM::RefId& faction2) const override;
 
+        const std::map<ESM::RefId, int>* getFactionReactionOverrides(const ESM::RefId& faction) const override;
+
         /// Removes the last added topic response for the given actor from the journal
         void clearInfoActor(const MWWorld::Ptr& actor) const override;
     };

apps/openmw/mwlua/factionbindings.cpp

@@ -4,6 +4,9 @@
 #include <components/esm3/loadfact.hpp>
 #include <components/lua/luastate.hpp>
 
+#include "../mwbase/dialoguemanager.hpp"
+#include "../mwbase/environment.hpp"
+
 #include "../mwworld/store.hpp"
 
 #include "idcollectionbindings.hpp"
@@ -70,6 +73,16 @@ namespace MWLua
             sol::table res(lua, sol::create);
             for (const auto& [factionId, reaction] : rec.mReactions)
                 res[factionId.serializeText()] = reaction;
+
+            const auto* overrides
+                = MWBase::Environment::get().getDialogueManager()->getFactionReactionOverrides(rec.mId);
+
+            if (overrides != nullptr)
+            {
+                for (const auto& [factionId, reaction] : *overrides)
+                    res[factionId.serializeText()] = reaction;
+            }
+
             return res;
         });
         factionT["attributes"] = sol::readonly_property([&lua](const ESM::Faction& rec) {