From 5ba33f846129f3e6c0505b19f94634b24505e828 Mon Sep 17 00:00:00 2001
From: Vaxry <43317083+vaxerski@users.noreply.github.com>
Date: Sun, 26 Apr 2026 15:16:36 +0100
Subject: config/lua: init lua config manager, use lua if available (#13817)

Adds a new lua config manager, which will automatically be used if there is a lua config present.
---
 src/config/lua/objects/LuaWindowRule.cpp | 80 ++++++++++++++++++++++++++++++++
 1 file changed, 80 insertions(+)
 create mode 100644 src/config/lua/objects/LuaWindowRule.cpp

(limited to 'src/config/lua/objects/LuaWindowRule.cpp')

diff --git a/src/config/lua/objects/LuaWindowRule.cpp b/src/config/lua/objects/LuaWindowRule.cpp
new file mode 100644
index 00000000..63fd1a2c
--- /dev/null
+++ b/src/config/lua/objects/LuaWindowRule.cpp
@@ -0,0 +1,80 @@
+#include "LuaWindowRule.hpp"
+
+#include "../../../desktop/rule/Engine.hpp"
+
+#include <string_view>
+
+using namespace Config::Lua;
+
+static constexpr const char* MT = "HL.WindowRule";
+
+//
+static int windowRuleEq(lua_State* L) {
+    const auto* lhs = sc<WP<Desktop::Rule::CWindowRule>*>(luaL_checkudata(L, 1, MT));
+    const auto* rhs = sc<WP<Desktop::Rule::CWindowRule>*>(luaL_checkudata(L, 2, MT));
+
+    lua_pushboolean(L, lhs->lock() == rhs->lock());
+    return 1;
+}
+
+static int windowRuleToString(lua_State* L) {
+    const auto* ref  = sc<WP<Desktop::Rule::CWindowRule>*>(luaL_checkudata(L, 1, MT));
+    const auto  rule = ref->lock();
+
+    if (!rule)
+        lua_pushstring(L, "HL.WindowRule(expired)");
+    else
+        lua_pushfstring(L, "HL.WindowRule(%p)", rule.get());
+
+    return 1;
+}
+
+static int windowRuleSetEnabled(lua_State* L) {
+    auto* ref = sc<WP<Desktop::Rule::CWindowRule>*>(luaL_checkudata(L, 1, MT));
+    luaL_checktype(L, 2, LUA_TBOOLEAN);
+
+    const auto rule = ref->lock();
+    if (!rule)
+        return 0;
+
+    rule->setEnabled(lua_toboolean(L, 2));
+    Desktop::Rule::ruleEngine()->updateAllRules();
+    return 0;
+}
+
+static int windowRuleIsEnabled(lua_State* L) {
+    auto*      ref = sc<WP<Desktop::Rule::CWindowRule>*>(luaL_checkudata(L, 1, MT));
+
+    const auto rule = ref->lock();
+    if (!rule) {
+        lua_pushnil(L);
+        return 1;
+    }
+
+    lua_pushboolean(L, rule->isEnabled());
+    return 1;
+}
+
+static int windowRuleIndex(lua_State* L) {
+    luaL_checkudata(L, 1, MT);
+    const std::string_view key = luaL_checkstring(L, 2);
+
+    if (key == "set_enabled")
+        lua_pushcfunction(L, windowRuleSetEnabled);
+    else if (key == "is_enabled")
+        lua_pushcfunction(L, windowRuleIsEnabled);
+    else
+        lua_pushnil(L);
+
+    return 1;
+}
+
+void Objects::CLuaWindowRule::setup(lua_State* L) {
+    registerMetatable(L, MT, windowRuleIndex, gcRef<WP<Desktop::Rule::CWindowRule>>, windowRuleEq, windowRuleToString);
+}
+
+void Objects::CLuaWindowRule::push(lua_State* L, const SP<Desktop::Rule::CWindowRule>& rule) {
+    new (lua_newuserdata(L, sizeof(WP<Desktop::Rule::CWindowRule>))) WP<Desktop::Rule::CWindowRule>(rule);
+    luaL_getmetatable(L, MT);
+    lua_setmetatable(L, -2);
+}
-- 
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