43 lines
1.2 KiB
GDScript
43 lines
1.2 KiB
GDScript
extends Node
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class_name Consumer
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signal item_added(item: Item)
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@export var accepted_items: Array[Item] = []
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@export var storage_size: int = 4
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@export var max_inputs: int = 1
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var storage_total: int = 0
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var storage: Dictionary[Item, int] = {}
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func can_accept_item(item: Item) -> bool:
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return (storage_total < storage_size) and (accepted_items.has(item) or accepted_items.is_empty())
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func offer_item(item: Item) -> bool:
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if !can_accept_item(item):
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return false
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storage_total += 1
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var old_count: int = storage.get(item, 0)
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storage.set(item, old_count + 1)
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item_added.emit(item)
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return true
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func check_storage_for_item(item: Item) -> bool:
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return check_storage_for_items({item:1})
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func check_storage_for_items(items: Dictionary[Item, int]) -> bool:
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for item in items.keys():
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if storage.get(item, 0) < items[item]:
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return false
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return true
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func take_item_from_storage(item: Item) -> bool:
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return take_items_from_storage({item: 1})
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func take_items_from_storage(items: Dictionary[Item, int]) -> bool:
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if !check_storage_for_items(items):
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return false
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for item in items.keys():
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var old_count: int = storage.get(item, 0)
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storage.set(item, old_count - items[item])
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return true
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