Add HungerClock component

src/components.rs

@@ -179,6 +179,20 @@ pub struct ParticleLifetime {
     pub lifetime_ms: f32,
 }
 
+#[derive(Serialize, Deserialize, Copy, Clone, PartialEq)]
+pub enum HungerState {
+    WellFed,
+    Normal,
+    Hungry,
+    Starving,
+}
+
+#[derive(Component, Serialize, Deserialize, Clone)]
+pub struct HungerClock {
+    pub state: HungerState,
+    pub duration: i32,
+}
+
 // Serialization helper code. We need to implement ConvertSaveLoad for each type that contains an
 // Entity.
 

src/main.rs

@@ -490,6 +490,7 @@ fn main() -> rltk::BError {
         DefenseBonus,
         WantsToRemoveItem,
         ParticleLifetime,
+        HungerClock,
     );
 
     gs.ecs.insert(SimpleMarkerAllocator::<SerializeMe>::new());

src/saveload_system.rs

@@ -75,7 +75,8 @@ pub fn save_game(ecs: &mut World) {
             MeleePowerBonus,
             DefenseBonus,
             WantsToRemoveItem,
-            ParticleLifetime
+            ParticleLifetime,
+            HungerClock
         );
     }
 
@@ -157,7 +158,8 @@ pub fn load_game(ecs: &mut World) {
             MeleePowerBonus,
             DefenseBonus,
             WantsToRemoveItem,
-            ParticleLifetime
+            ParticleLifetime,
+            HungerClock
         );
     }
 

src/spawner.rs

@@ -27,6 +27,10 @@ pub fn player(ecs: &mut World, player_x: i32, player_y: i32) -> Entity {
             defense: 2,
             power: 5,
         })
+        .with(HungerClock {
+            state: HungerState::WellFed,
+            duration: 20,
+        })
         .marked::<SimpleMarker<SerializeMe>>()
         .build()
 }