Implement up smash, dacus and further improve input system. (#88)

Reviewed-on: #88
Co-authored-by: Álex Román Núñez <eirexe@eirteam.moe>

src/input/map.rs

@@ -12,6 +12,8 @@ pub enum InputActionState {
 
 #[derive(Debug)]
 pub enum InputMapAction {
+    AttackXDir(i32),
+    AttackYDir(i32),
     MovementXDir(i32),
     MovementYDir(i32),
     Jump,
@@ -26,6 +28,7 @@ impl InputMapAction {
             Self::Shield => Some(crate::input::DigitalAction::Shield),
             Self::Attack => Some(crate::input::DigitalAction::Attack),
             Self::MovementXDir(_) | Self::MovementYDir(_) => None,
+            Self::AttackYDir(_) | Self::AttackXDir(_) => None,
         }
     }
 }