feat: add an index in the battlesystem world

sonic-radiance.love/scenes/battlesystem/actors/parent.lua

@@ -35,6 +35,11 @@ function Parent:new(world, x, y, z)
   self:register()
 end
 
+function Parent:setIndexName(indexName)
+  self.indexName = indexName
+  self.world.index[self.indexName] = self
+end
+
 function Parent:register()
   self.world:registerActor(self)
 end
@@ -42,6 +47,9 @@ end
 function Parent:destroy()
   self.world:destroyActor(self)
   self.isDestroyed = true
+  if (self.indexName ~= nil) then
+    self.world.index[self.indexName] = nil
+  end
 end
 
 function Parent:update(dt)

sonic-radiance.love/scenes/battlesystem/world.lua

@@ -29,6 +29,7 @@ function World:new(scene, battlefile)
   self.globalID = 0
 
   self.map    = Map(scene, HEIGHT, BORDER_BOTTOM, "city")
+  self.index  = {}
 
   self.isBattleActive = false
 end
@@ -68,6 +69,10 @@ function World:getActorInCase(x, y, notThisActor)
   return nil
 end
 
+function World:getActorByName(name)
+  return self.index[name]
+end
+
 -- UPDATE FUNCTION
 -- Update all actors