Some improvements, added cutscene stub

src/ScriptEngine.cpp

@@ -14,6 +14,7 @@ namespace ZL {
         sol::state lua;
         std::unordered_map<std::string, sol::protected_function> triggerEnterCallbacks;
         std::unordered_map<std::string, sol::protected_function> triggerExitCallbacks;
+        std::unordered_map<std::string, sol::protected_function> cutsceneCompleteCallbacks;
     };
 
     ScriptEngine::ScriptEngine() = default;
@@ -118,6 +119,21 @@ namespace ZL {
                 }
             });
 
+        // start_cutscene(cutscene_id)
+        api.set_function("start_cutscene",
+            [game](const std::string& cutsceneId) {
+                if (!game->requestCutsceneStart(cutsceneId))
+                    std::cerr << "[script] start_cutscene failed for id: " << cutsceneId << "\n";
+            });
+
+        // set_cutscene_callback(cutscene_id, on_complete)
+        // on_complete() is called with no arguments when the named cutscene finishes.
+        api.set_function("set_cutscene_callback",
+            [this_impl = impl.get()](const std::string& cutsceneId, sol::object onComplete) {
+                if (onComplete.is<sol::protected_function>())
+                    this_impl->cutsceneCompleteCallbacks[cutsceneId] = onComplete.as<sol::protected_function>();
+            });
+
         api.set_function("set_dialogue_flag",
             [game](const std::string& flag, int value) {
                 game->setDialogueFlag(flag, value);
@@ -154,6 +170,17 @@ namespace ZL {
                     this_impl->triggerExitCallbacks[zoneId] = onExit.as<sol::protected_function>();
             });
 
+        // set_npc_enabled(index, enabled)
+        api.set_function("set_npc_enabled",
+            [game](int index, bool value) {
+                auto& npcs = game->npcs;
+                if (index < 0 || index >= static_cast<int>(npcs.size())) {
+                    std::cerr << "[script] set_npc_enabled: index " << index << " out of range\n";
+                    return;
+                }
+                npcs[index]->enabled = value;
+            });
+
         // receive_npc_gift(npc_index)
         api.set_function("receive_npc_gift", [game, inventory](int npcIndex) {
             std::cout << "[script] receive_npc_gift: npc index " << npcIndex << std::endl;
@@ -297,4 +324,16 @@ namespace ZL {
         }
     }
 
+    void ScriptEngine::callCutsceneCompleteCallback(const std::string& cutsceneId) {
+        if (!impl) return;
+        auto it = impl->cutsceneCompleteCallbacks.find(cutsceneId);
+        if (it == impl->cutsceneCompleteCallbacks.end()) return;
+        auto result = it->second();
+        if (!result.valid()) {
+            sol::error err = result;
+            std::cerr << "[SCRIPT] cutscene complete callback error for '"
+                      << cutsceneId << "': " << err.what() << "\n";
+        }
+    }
+
 } // namespace ZL