Started fps system

scripts/weapon_system/system.gd

@@ -0,0 +1,107 @@
+extends Node
+
+
+class_name WeaponSystem
+
+@export var default_pistol: Usable
+@export var default_knife: Usable
+
+@export var animation_player: AnimationPlayer
+
+var current_usable: Usable
+
+var slots: Dictionary[StringName,Usable] = {
+	"primary": null,
+	"secondary": default_pistol,
+	"knife": default_knife,
+	"bomb": null,
+	"ability_first": null,
+	"ability_second": null,
+	"ability_third": null,
+	"ultimate": null
+}
+
+signal switched_to(usable: Usable)
+
+func _ready() -> void:
+	for child in get_children():
+		if child is Usable:
+			child.system = self
+		else:
+			push_warning("Child of weapon system is not ability or weapon")
+	
+	current_usable = default_pistol
+	current_usable.enter()
+
+func can_add(slot: StringName) -> bool:
+	return slots.has(slot)
+
+func add(usable: Usable, slot: StringName) -> void:
+	if can_add(slot) == false:
+		return
+	
+	add_child(usable)
+	
+	slots[slot] = usable
+	usable.system = self
+
+
+func switch(to: StringName):
+	if slots.has(to) == false or slots[to] == null:
+		return
+	
+	current_usable.exit()
+	current_usable.in_use = false
+	current_usable = slots[to]
+	current_usable.enter()
+	current_usable.in_use = true
+	
+	switched_to.emit(current_usable)
+	
+	update_remotes.rpc(to)
+
+@rpc("authority","call_remote","reliable")
+func update_remotes(to: StringName):
+	switch(to)
+
+func _process(delta: float) -> void:
+	if current_usable == null:
+		push_error("State is not set")
+		return
+	current_usable.update(delta)
+
+func _physics_process(delta: float) -> void:
+	if current_usable == null:
+		push_error("State is not set")
+		return
+	current_usable.physics_update(delta)
+
+func _input(event: InputEvent) -> void:
+	if is_multiplayer_authority() == false: return
+	
+	if event.is_action_pressed("plr_ult"):
+		switch("ultimate")
+	elif event.is_action_pressed("plr_bomb"):
+		switch("bomb")
+	elif event.is_action_pressed("plr_primary"):
+		switch("primary")
+	elif event.is_action_pressed("plr_active_first"):
+		switch("ability_first")
+	elif event.is_action_pressed("plr_active_second"):
+		switch("ability_second")
+	elif event.is_action_pressed("plr_active_third"):
+		switch("ability_third")
+	elif event.is_action_pressed("plr_secondary"):
+		switch("secondary")
+	elif event.is_action_pressed("plr_knife"):
+		switch("knife")
+	
+	if event.is_action_pressed("plr_fire"):
+		current_usable.use_begin.rpc()
+	if event.is_action_released("plr_fire"):
+		current_usable.use_end.rpc()
+	if event.is_action_pressed("plr_scope"):
+		current_usable.alternate_state()
+	if event.is_action_pressed("plr_firemode"):
+		current_usable.switch_mode()
+