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

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

src/fighter/state/jump.rs

@@ -1,17 +1,10 @@
 
 use crate::{
     fighter::{
-        animation::AnimKind,
-        state::{
-            CollisionContext, EnterContext, FighterState, FighterStateImpl, InterruptContext,
-            UpdateContext,
-            air::{self, AirborneStateCommon},
-            air_dodge::AirDodgeState,
-            ground,
+        animation::AnimKind, state::{
+            CollisionContext, EnterContext, FighterState, FighterStateImpl, InterruptContext, UpdateContext, air::{self, AirborneStateCommon}, air_dodge::AirDodgeState, ground, ground_attack,
         },
-    },
-    input::{DigitalAction, FighterCommands},
-    math::{int::FGi32, vec::FGVec2},
+    }, input::{DigitalAction, FighterCommands}, math::{int::FGi32, vec::FGVec2},
 };
 #[derive(Debug, Hash, Clone, Copy)]
 pub enum JumpType {
@@ -52,6 +45,9 @@ impl FighterStateImpl for JumpSquatState {
     const NAME: &'static str = "JumpSquat";
 
     fn check_interrupt(&self, state_context: &mut InterruptContext) -> Option<FighterState> {
+        if let Some(state) = ground_attack::check_interrupt(state_context) {
+            return Some(state);
+        }
         // Special handling for wavedash from jump squat
         if state_context.input.has_command(FighterCommands::Shield) {
             // If aiming sideways and in the deadzone, do a perfect wavedash