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--
-- All or portions of this file Copyright (c) Amazon.com, Inc. or its affiliates or
-- its licensors.
--
-- For complete copyright and license terms please see the LICENSE at the root of this
-- distribution (the "License"). All use of this software is governed by the License,
-- or, if provided, by the license below or the license accompanying this file. Do not
-- remove or modify any license notices. This file is distributed on an "AS IS" BASIS,
-- WITHOUT WARRANTIES OR CONDITIONS OF ANY KIND, either express or implied.
--
--
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local SelectionDropdownOption = 
{
	Properties = 
	{
		DropdownContent = {default = EntityId()},
		OptionsDisplay = {default = EntityId()},
	},
}

function SelectionDropdownOption:OnActivate()
	self.buttonHandler = UiButtonNotificationBus.Connect(self, self.entityId)
end

function SelectionDropdownOption:OnButtonClick()
	-- Add a new child to the selected options list
	local numChildren = UiElementBus.Event.GetNumChildElements(self.Properties.OptionsDisplay)
	UiDynamicLayoutBus.Event.SetNumChildElements(self.Properties.OptionsDisplay, numChildren + 1)
	
	-- Get the text that corresponds to our option
	local textChild = UiElementBus.Event.FindChildByName(self.entityId, "Text")
	local text = UiTextBus.Event.GetText(textChild)
	
	-- Get the child that was last added (index = numChildren)
	local newChild = UiElementBus.Event.GetChild(self.Properties.OptionsDisplay, numChildren)
	UiTextBus.Event.SetText(newChild, text)
	
	-- Remove this option from the dropdown
	UiElementBus.Event.DestroyElement(self.entityId)
end

function SelectionDropdownOption:OnDeactivate()
	self.buttonHandler:Disconnect()
end

return SelectionDropdownOption