feat: world script reloading

res/layouts/console.xml

@@ -39,7 +39,8 @@
             </panel>
         </splitbox>
         <splitbox id="editorContainer" split-pos="0.8">
-            <container color="#00000080">
+            <container color="#00000080" 
+                       onclick="document.editor.focused = true document.editor.caret = -1">
                 <container size-func="-1,30" color="#00000020">
                     <image id="lockIcon" src="gui/lock" tooltip="@Read only"
                            interactive="true" onclick="unlock_access()"

res/layouts/console.xml.lua

@@ -171,6 +171,8 @@ function run_current_file()
         func = function() block.reload_script(unit) end
     elseif script_type == "item" then
         func = function() item.reload_script(unit) end
+    elseif script_type == "world" then
+        func = function() world.reload_script(unit) end
     end
     local output = core.capture_output(func)
     document.output:add(
@@ -387,6 +389,10 @@ local function build_scripts_classification()
     for id, props in pairs(item.properties) do
         scripts_classification[props["script-file"]] = {"item", item.name(id)}
     end
+    local packs = pack.get_installed()
+    for _, packid in ipairs(packs) do
+        scripts_classification[packid..":scripts/world.lua"] = {"world", packid}
+    end
 end
 
 local function load_scripts_list()
@@ -402,7 +408,6 @@ local function load_scripts_list()
     for _, packid in ipairs(packs) do
         collect_scripts(packid..":scripts", filenames)
     end
-
 end
 
 function on_open(mode)

res/preload.json

@@ -32,7 +32,8 @@
         "gui/file",
         "gui/module",
         "gui/play",
-        "gui/info"
+        "gui/info",
+        "gui/world"
     ],
     "fonts": [
         {

src/content/Content.cpp

@@ -79,6 +79,14 @@ const ContentPackRuntime* Content::getPackRuntime(const std::string& id) const {
     return found->second.get();
 }
 
+ContentPackRuntime* Content::getPackRuntime(const std::string& id) {
+    auto found = packs.find(id);
+    if (found == packs.end()) {
+        return nullptr;
+    }
+    return found->second.get();
+}
+
 const UptrsMap<std::string, BlockMaterial>& Content::getBlockMaterials() const {
     return blockMaterials;
 }

src/content/Content.hpp

@@ -248,6 +248,7 @@ public:
     const rigging::SkeletonConfig* getSkeleton(const std::string& id) const;
     const BlockMaterial* findBlockMaterial(const std::string& id) const;
     const ContentPackRuntime* getPackRuntime(const std::string& id) const;
+    ContentPackRuntime* getPackRuntime(const std::string& id);
 
     const UptrsMap<std::string, BlockMaterial>& getBlockMaterials() const;
     const UptrsMap<std::string, ContentPackRuntime>& getPacks() const;

src/content/ContentLoader.cpp

@@ -889,6 +889,21 @@ void ContentLoader::reloadScript(const Content& content, ItemDef& item) {
     load_script(content, item);
 }
 
+void ContentLoader::loadWorldScript(ContentPackRuntime& runtime) {
+    const auto& pack = runtime.getInfo();
+    const auto& folder = pack.folder;
+    io::path scriptFile = folder / "scripts/world.lua";
+    if (io::is_regular_file(scriptFile)) {
+        scripting::load_world_script(
+            runtime.getEnvironment(),
+            pack.id,
+            scriptFile,
+            pack.id + ":scripts/world.lua",
+            runtime.worldfuncsset
+        );
+    }
+}
+
 void ContentLoader::loadScripts(Content& content) {
     load_scripts(content, content.blocks);
     load_scripts(content, content.items);
@@ -898,16 +913,8 @@ void ContentLoader::loadScripts(Content& content) {
         const auto& folder = pack.folder;
         
         // Load main world script
-        io::path scriptFile = folder / "scripts/world.lua";
-        if (io::is_regular_file(scriptFile)) {
-            scripting::load_world_script(
-                runtime->getEnvironment(),
-                pack.id,
-                scriptFile,
-                pack.id + ":scripts/world.lua",
-                runtime->worldfuncsset
-            );
-        }
+        loadWorldScript(*runtime);
+
         // Load entity components
         io::path componentsDir = folder / "scripts/components";
         foreach_file(componentsDir, [&pack](const io::path& file) {

src/content/ContentLoader.hpp

@@ -77,6 +77,7 @@ public:
     void load();
 
     static void loadScripts(Content& content);
+    static void loadWorldScript(ContentPackRuntime& pack);
     static void reloadScript(const Content& content, Block& block);
     static void reloadScript(const Content& content, ItemDef& item);
 };

src/logic/scripting/lua/libs/libworld.cpp

@@ -6,6 +6,7 @@
 #include "assets/AssetsLoader.hpp"
 #include "coders/json.hpp"
 #include "content/Content.hpp"
+#include "content/ContentLoader.hpp"
 #include "engine/Engine.hpp"
 #include "world/files/WorldFiles.hpp"
 #include "io/engine_paths.hpp"
@@ -213,6 +214,17 @@ static int l_count_chunks(lua::State* L) {
     return lua::pushinteger(L, level->chunks->size());
 }
 
+static int l_reload_script(lua::State* L) {
+    auto packid = lua::require_string(L, 1);
+    if (content == nullptr) {
+        throw std::runtime_error("content is not initialized");
+    }
+    auto& writeableContent = *engine->getWriteableContent();
+    auto pack = writeableContent.getPackRuntime(packid);
+    ContentLoader::loadWorldScript(*pack);
+    return 0;
+}
+
 const luaL_Reg worldlib[] = {
     {"is_open", lua::wrap<l_is_open>},
     {"get_list", lua::wrap<l_get_list>},
@@ -230,5 +242,6 @@ const luaL_Reg worldlib[] = {
     {"set_chunk_data", lua::wrap<l_set_chunk_data>},
     {"save_chunk_data", lua::wrap<l_save_chunk_data>},
     {"count_chunks", lua::wrap<l_count_chunks>},
+    {"reload_script", lua::wrap<l_reload_script>},
     {NULL, NULL}
 };

src/logic/scripting/scripting.cpp

@@ -836,6 +836,8 @@ void scripting::load_content_script(
 ) {
     int env = *senv;
     lua::pop(lua::get_main_state(), load_script(env, "block", file, fileName));
+
+    funcsset = {};
     funcsset.init = register_event(env, "init", prefix + ".init");
     funcsset.update = register_event(env, "on_update", prefix + ".update");
     funcsset.randupdate =
@@ -861,6 +863,8 @@ void scripting::load_content_script(
 ) {
     int env = *senv;
     lua::pop(lua::get_main_state(), load_script(env, "item", file, fileName));
+
+    funcsset = {};
     funcsset.init = register_event(env, "init", prefix + ".init");
     funcsset.on_use = register_event(env, "on_use", prefix + ".use");
     funcsset.on_use_on_block =
@@ -888,6 +892,8 @@ void scripting::load_world_script(
 ) {
     int env = *senv;
     lua::pop(lua::get_main_state(), load_script(env, "world", file, fileName));
+
+    funcsset = {};
     register_event(env, "init", prefix + ".init");
     register_event(env, "on_world_open", prefix + ":.worldopen");
     register_event(env, "on_world_tick", prefix + ":.worldtick");