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71 lines
1.9 KiB
GDScript
71 lines
1.9 KiB
GDScript
extends Panel
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class_name ShopUI
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## Emitted when the Score button is pressed.
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signal score_button_pressed
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## Emitted when the Delete button is pressed.
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signal delete_button_pressed
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## Emitted when the Back button is presesd.
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signal back_button_pressed
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## Emitted when any purchase has started.
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signal purchase_begin(what: PurchasableItem)
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## Emitted when any purchase is cancelled.
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signal purchase_cancel(what: PurchasableItem)
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## Emitted when any purchase is completed.
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##
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## Emitted by complete_purchase().
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signal purchase_success(what: PurchasableItem)
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## Array of all PurchasableItems that this ShopUI should control.
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@onready var purchasable_items: Array[Node] = find_children("*", "PurchasableItem") as Array[Node]
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func _ready():
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for item in purchasable_items:
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item.purchase_begin.connect(_on_any_purchase_begin.bind(item))
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item.purchase_cancel.connect(_on_any_purchase_cancel.bind(item))
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item.purchase_success.connect(_on_any_purchase_success.bind(item))
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func _on_any_purchase_begin(what: Node):
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if not what is PurchasableItem:
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push_error("Purchase began outside a PurchasableItem")
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return
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purchase_begin.emit(what)
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for item in purchasable_items:
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if item == what:
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continue
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item.can_buy = false
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func _on_any_purchase_cancel(what: Node):
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if not what is PurchasableItem:
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push_error("Purchase cancelled outside a PurchasableItem")
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return
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purchase_cancel.emit(what)
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for item in purchasable_items:
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if item == what:
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continue
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item.can_buy = true
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func _on_any_purchase_success(what: Node):
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if not what is PurchasableItem:
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push_error("Purchase succeeded outside a PurchasableItem")
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return
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purchase_success.emit(what)
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for item in purchasable_items:
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if item == what:
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continue
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item.can_buy = true
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func _on_score_button_pressed():
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score_button_pressed.emit()
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func _on_delete_button_pressed():
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delete_button_pressed.emit()
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func _on_back_button_pressed():
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back_button_pressed.emit()
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