feat: added state done functions to goap::State

src/goap/state.cpp

@@ -6,6 +6,8 @@
 namespace goap {
 void State::_bind_methods() {
 #define CLASSNAME State
+    GDSIGNAL("state_finished");
+    GDSIGNAL("state_failed");
     GDSIGNAL("end_state");
 }
 
@@ -14,9 +16,8 @@ void State::_enter_tree() {
 }
 
 void State::_process(double delta_time) {
-    if(this->action->is_completed(this->world_state)) {
+    if(this->is_action_done())
-        this->end_state();
+        this->state_finished();
-    }
 }
 
 Action const *State::get_action() const {
@@ -25,6 +26,20 @@ Action const *State::get_action() const {
 
 void State::_end_state() {}
 
+void State::state_finished() {
+    this->end_state();
+    this->emit_signal("state_finished");
+}
+
+void State::state_failed() {
+    this->end_state();
+    this->emit_signal("state_failed");
+}
+
+bool State::is_action_done() const {
+    return this->action->is_completed(this->world_state);
+}
+
 void State::end_state() {
     this->_end_state();
     this->queue_free();

src/goap/state.hpp

@@ -19,7 +19,11 @@ public:
     virtual void _process(double delta_time) override;
 protected:
     Action const *get_action() const;
+    bool is_action_done() const;
     virtual void _end_state();
+    void state_finished();
+    void state_failed();
+private:
     void end_state();
 private:
     ActorWorldState *world_state{nullptr};