Untested PickupableItem

base/scripts/interactive/base_pickupable_resource.gd

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+extends Resource
+
+class_name BasePickupableResource
+
+## Item ID, make sure it's unique
+@export var id: StringName
+
+## Texture that will be used in node sprite
+@export var texture: Texture2D
+
+## Emitted when item picked up. Returns if PickupableItem should be freed
+func _apply(_player: Player) -> bool:
+	return true

base/scripts/interactive/base_pickupable_resource.gd.uid

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+uid://cfovybsk5c606

base/scripts/interactive/interactive_object.gd

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+extends Sprite3D
+
+class_name InteractiveObject
+
+var player: Player = null
+
+func _ready() -> void:
+	pass
+
+func _process(_delta: float) -> void:
+	if player == null:
+		return
+	if Input.is_action_just_pressed('interact'):
+		_interact(player)
+
+func _on_body_entered(body: Node3D) -> void:
+	if body is Player:
+		player = body
+
+func _on_body_exited(body: Node3D) -> void:
+	if body is Player:
+		player = null
+
+## Invoked when interact action was used when player is in object's area
+func _interact(_player: Player) -> void:
+	pass

base/scripts/interactive/interactive_object.gd.uid

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+uid://junnt60g6c7x

base/scripts/interactive/pickupable_item.gd

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+extends InteractiveObject
+
+class_name PickupableItem
+
+@export var content: BasePickupableResource
+
+func _ready() -> void:
+	if content.texture != null:
+		texture = content.texture
+
+func _interact(_player: Player) -> void:
+	if content._apply(_player):
+		queue_free()

base/scripts/interactive/pickupable_item.gd.uid

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+uid://v2v4keo0ydlc

base/scripts/interactive/weapon_pickupable_resource.gd

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+extends BasePickupableResource
+
+class_name WeaponPickupableResource
+
+## Weapon that will be added on interaction
+@export var weapon: PackedScene
+
+func _apply(player: Player) -> bool:
+	var slot = player.weapons.first_free_slot()
+
+	# TODO: Implement proper swapping behavior when old or new weapon uses several slots
+	if slot == null:
+		slot = player.weapons.current_slot
+
+	var set_data = slot.set_weapon(weapon)
+	set_data.old_weapon.id = id
+
+	if slot == player.weapons.current_slot:
+		player.weapons.refresh_current_slot()
+
+	return update_by_id(set_data.new_weapon)
+
+# TODO: implement proper updating
+func update_by_id(new_id: StringName) -> bool:
+	id = new_id
+
+	return id == ""

base/scripts/interactive/weapon_pickupable_resource.gd.uid

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+uid://dob8q3jclxrtd