Initial commit

Inventory/Inventory.gd

@@ -0,0 +1,81 @@
+class_name Inventory
+extends Node
+
+var slots : Array[InventorySlot]
+@onready var window : Panel = get_node("InventoryWindow")
+@onready var info_text : Label = get_node("InventoryWindow/InfoText")
+
+@export var starter_items : Array[Item]
+
+func _ready() -> void:
+	toggle_window(false)
+	
+	for child in get_node("InventoryWindow/SlotContainer").get_children():
+		slots.append(child)
+		child.set_item(null)
+		child.inventory = self
+	
+	for item in starter_items:
+		add_item(item)
+
+func _process(delta: float) -> void:
+	if Input.is_action_just_pressed("inventory"):
+		toggle_window(!window.visible)
+
+func toggle_window(open : bool):
+	window.visible = open
+	
+	if open:
+		Input.mouse_mode = Input.MOUSE_MODE_VISIBLE
+	else:
+		Input.mouse_mode = Input.MOUSE_MODE_CAPTURED
+
+func on_give_player_item (item : Item, amount : int):
+	for i in range(amount):
+		add_item(item)
+
+func add_item (item : Item):
+	var slot = get_slot_to_add(item)
+	
+	if slot == null:
+		return
+	
+	if slot.item == null:
+		slot.set_item(item)
+	elif slot.item == item:
+		slot.add_item()
+
+func remove_item (item : Item):
+	var slot = get_slot_to_remove(item)
+	
+	if slot == null or slot.item == null:
+		return
+	
+	slot.remove_item()
+
+func get_slot_to_add (item : Item) -> InventorySlot:
+	for slot in slots:
+		if slot.item == item and slot.quantity < item.max_stack_size:
+			return slot
+	
+	for slot in slots:
+		if slot.item == null:
+			return slot
+	
+	return null
+
+func get_slot_to_remove (item : Item) -> InventorySlot:
+	for slot in slots:
+		if slot.item == item:
+			return slot
+	
+	return null
+
+func get_number_of_item (item : Item) -> int:
+	var total = 0
+	
+	for slot in slots:
+		if slot.item == item:
+			total += slot.quantity
+	
+	return total