From 93aae5e116b8ef3abacf0f9bddde8f14dba7ea72 Mon Sep 17 00:00:00 2001
From: kuyondo <rdja.kyd@gmail.com>
Date: Thu, 19 May 2022 04:23:22 +0800
Subject: [PATCH] Add lua binding for activators

---
 apps/openmw/CMakeLists.txt            |  2 +-
 apps/openmw/mwlua/types/activator.cpp | 30 +++++++++++++++++++++++++++
 apps/openmw/mwlua/types/types.cpp     |  2 +-
 apps/openmw/mwlua/types/types.hpp     |  1 +
 files/lua_api/openmw/types.lua        | 13 ++++++++++++
 5 files changed, 46 insertions(+), 2 deletions(-)
 create mode 100644 apps/openmw/mwlua/types/activator.cpp

diff --git a/apps/openmw/CMakeLists.txt b/apps/openmw/CMakeLists.txt
index f0ee1639a1..b4a8bdac80 100644
--- a/apps/openmw/CMakeLists.txt
+++ b/apps/openmw/CMakeLists.txt
@@ -62,7 +62,7 @@ add_openmw_dir (mwlua
     luamanagerimp object worldview userdataserializer eventqueue
     luabindings localscripts playerscripts objectbindings cellbindings asyncbindings settingsbindings
     camerabindings uibindings inputbindings nearbybindings postprocessingbindings stats debugbindings
-    types/types types/door types/actor types/container types/weapon types/npc types/creature
+    types/types types/door types/actor types/container types/weapon types/npc types/creature types/activator
     )
 
 add_openmw_dir (mwsound
diff --git a/apps/openmw/mwlua/types/activator.cpp b/apps/openmw/mwlua/types/activator.cpp
new file mode 100644
index 0000000000..825a464878
--- /dev/null
+++ b/apps/openmw/mwlua/types/activator.cpp
@@ -0,0 +1,30 @@
+#include "types.hpp"
+
+#include <components/esm3/loadacti.hpp>
+
+#include <apps/openmw/mwworld/esmstore.hpp>
+
+#include "../luabindings.hpp"
+
+namespace sol
+{
+    template <>
+    struct is_automagical<ESM::Activator> : std::false_type {};
+}
+
+namespace MWLua
+{
+    void addActivatorBindings(sol::table activator, const Context& context)
+    {
+        const MWWorld::Store<ESM::Activator>* store = &MWBase::Environment::get().getWorld()->getStore().get<ESM::Activator>();
+        activator["record"] = sol::overload(
+            [](const Object& obj) -> const ESM::Activator* { return obj.ptr().get<ESM::Activator>()->mBase; },
+            [store](const std::string& recordId) -> const ESM::Activator* { return store->find(recordId); });
+        sol::usertype<ESM::Activator> record = context.mLua->sol().new_usertype<ESM::Activator>("ESM3_Activator");
+        record[sol::meta_function::to_string] = [](const ESM::Activator& rec) { return "ESM3_Activator[" + rec.mId + "]"; };
+        record["id"] = sol::readonly_property([](const ESM::Activator& rec) -> std::string { return rec.mId; });
+        record["name"] = sol::readonly_property([](const ESM::Activator& rec) -> std::string { return rec.mName; });
+        record["model"] = sol::readonly_property([](const ESM::Activator& rec) -> std::string { return rec.mModel; });
+        record["mwscript"] = sol::readonly_property([](const ESM::Activator& rec) -> std::string { return rec.mScript; });
+    }
+}
diff --git a/apps/openmw/mwlua/types/types.cpp b/apps/openmw/mwlua/types/types.cpp
index f8b20ea59c..bc707059e8 100644
--- a/apps/openmw/mwlua/types/types.cpp
+++ b/apps/openmw/mwlua/types/types.cpp
@@ -172,7 +172,7 @@ namespace MWLua
         addType(ObjectTypeName::Probe, {ESM::REC_PROB}, ObjectTypeName::Item);
         addType(ObjectTypeName::Repair, {ESM::REC_REPA}, ObjectTypeName::Item);
 
-        addType(ObjectTypeName::Activator, {ESM::REC_ACTI});
+        addActivatorBindings(addType(ObjectTypeName::Activator, {ESM::REC_ACTI}), context);
         addContainerBindings(addType(ObjectTypeName::Container, {ESM::REC_CONT}), context);
         addDoorBindings(addType(ObjectTypeName::Door, {ESM::REC_DOOR}), context);
         addType(ObjectTypeName::Static, {ESM::REC_STAT});
diff --git a/apps/openmw/mwlua/types/types.hpp b/apps/openmw/mwlua/types/types.hpp
index bd4cb5e384..8373162995 100644
--- a/apps/openmw/mwlua/types/types.hpp
+++ b/apps/openmw/mwlua/types/types.hpp
@@ -24,6 +24,7 @@ namespace MWLua
     sol::table initTypesPackage(const Context& context);
 
     // used in initTypesPackage
+    void addActivatorBindings(sol::table activator, const Context& context);
     void addContainerBindings(sol::table container, const Context& context);
     void addDoorBindings(sol::table door, const Context& context);
     void addActorBindings(sol::table actor, const Context& context);
diff --git a/files/lua_api/openmw/types.lua b/files/lua_api/openmw/types.lua
index 93498dab06..257d926b50 100644
--- a/files/lua_api/openmw/types.lua
+++ b/files/lua_api/openmw/types.lua
@@ -748,6 +748,19 @@
 -- @param openmw.core#GameObject object
 -- @return #boolean
 
+---
+-- Returns the read-only @{#ActivatorRecord} of an activator
+-- @function [parent=#Activator] record
+-- @param #any objectOrRecordId
+-- @return #ActivatorRecord
+
+---
+-- @type ActivatorRecord
+-- @field #string id Record id
+-- @field #string name Human-readable name
+-- @field #string model VFS path to the model
+-- @field #string mwscript MWScript on this activator (can be empty)
+
 --- @{#Container} functions
 -- @field [parent=#types] #Container Container