89 lines
2.5 KiB
GDScript
89 lines
2.5 KiB
GDScript
@tool
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extends Inventory
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## Base class for simple storages with no differentiation.
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class_name Storage
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## Amount of stacks that can be held in storage
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@export var capacity : int:
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set(value):
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if value < 0:
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return
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if value == capacity:
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return
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capacity = value
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get:
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return capacity
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## :3
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@export_storage var internal_array : Array[InventorySlot] = []
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func _init() -> void:
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super()
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deferred_init.call_deferred()
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func deferred_init():
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internal_array.resize(capacity)
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for i in range(capacity):
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internal_array[i] = InventorySlot.new()
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## Finds first entry of item. Returns -1 if no item found
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func find(item : Item) -> int:
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for i in range(len(internal_array)):
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if internal_array[i].held_item == item:
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return i
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return -1
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## Tries to add an item into inventory. Returns not stored stack of item.
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func add(stack: Stack, _context: InventoryContext = null) -> Stack:
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var found_index : int = find(stack.held_item)
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if found_index != -1:
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stack_added.emit(stack,found_index)
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internal_array[found_index].merge_stack(stack)
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if stack.is_valid() == false:
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return null
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for i in range(len(internal_array)):
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if internal_array[i].held_item == null or internal_array[i].held_item == stack.held_item:
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stack_added.emit(stack,i)
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internal_array[i].merge_stack(stack)
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if stack.is_valid() == false:
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return null
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return stack
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func can_add(item : Item = null, _context: InventoryContext = null) -> bool:
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if item == null:
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for i in range(internal_array):
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return internal_array[i].amount == 0
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return false
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else:
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for i in range(internal_array):
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if internal_array[i].amount == 0:
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return (internal_array[i].filter != null and internal_array[i].filter.is_equal(item)) or internal_array[i].filter == null
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return internal_array[i].held_item.is_equal(item)
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return false
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## Tries to take first item. Returns null if no items in inventory
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func pop() -> Stack:
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for i in range(len(internal_array)):
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if internal_array[i].held_item != null:
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var extracted = internal_array[i].extract()
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stack_taken.emit(extracted,i)
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return extracted
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return null
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func peek() -> Stack:
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for i in range(len(internal_array)):
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if internal_array[i].held_item != null:
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var peeked = internal_array[i].as_stack()
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return peeked
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return null
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## Tries to take certain item from inventory. Returns null if no item found
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func take(item: Item,amount: int) -> Stack:
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var found = find(item)
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if found == -1:
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return null
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var extracted = internal_array[found].extract_stack(amount)
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stack_taken.emit(extracted,found)
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return extracted
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