feat: set enemy health to ignore short-term values

godot/GameObjects/enemy_unit.tscn

@@ -36,8 +36,7 @@ actions_inspector = [3, 2, 4, 5, 1]
 unique_name_in_owner = true
 
 [node name="EntityHealth" type="EntityHealth" parent="."]
-injury_max = 20
-wounds_max = 20
+injury_max = 100
 unique_name_in_owner = true
 
 [node name="NavigationAgent3D" type="NavigationAgent3D" parent="."]

src/entity_health.cpp

@@ -29,8 +29,8 @@ void EntityHealth::_bind_methods() {
 }
 
 void EntityHealth::_enter_tree() {
-    this->injury_current = this->injury_max;
-    this->wounds_current = this->wounds_max;
+    this->injury_current = gd::Math::max(1, this->injury_max);
+    this->wounds_current = gd::Math::max(0, this->wounds_max);
 }
 
 void EntityHealth::damaged_by(int amount, Unit *source) {
@@ -53,7 +53,7 @@ void EntityHealth::healed_by(int amount, Unit *source) {
 }
 
 void EntityHealth::receive_wounds(int incoming_amount, Unit *source) {
-    if(this->is_conscious()) {
+    if(this->wounds_max > 0 && this->is_conscious()) {
         this->wounds_current -= incoming_amount;
         if(this->wounds_current <= 0) {
             this->emit_signal("unconscious", source);
@@ -70,12 +70,14 @@ void EntityHealth::receive_injury(int incoming_amount, Unit *source) {
 }
 
 float EntityHealth::get_wounds_damage_factor() const {
-    return float(this->injury_current) / float(this->injury_max);
+    return this->injury_max == 0
+        ? 1.f
+        : float(this->injury_current) / float(this->injury_max);
 }
 
 bool EntityHealth::is_conscious() const {
     return !this->is_dead()
-        && this->wounds_current > 0;
+        && (this->wounds_current > 0 || this->wounds_max <= 0);
 }
 
 bool EntityHealth::can_be_revived() const {

src/entity_health.hpp

@@ -37,10 +37,10 @@ public:
 private:
     Stats const *stats;
     // long term health
-    int injury_max{10};
+    int injury_max{10}; //!< the "health" value, has to be more than 1
     int injury_current{0};
     // short term health
-    int wounds_max{10};
+    int wounds_max{0}; //!< the "healthy" value, if set to zero, short-term health is removed
     int wounds_current{0};
 };