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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 DynamicScrollBox = 
{
	Properties = 
	{
		DynamicScrollBox = {default = EntityId()},
		AddColorsButton = {default = EntityId()},
		ColorImage = {default = EntityId()},
		ColorIndexText = {default = EntityId()},
	},
}

function DynamicScrollBox:OnActivate()
	self.buttonHandler = UiButtonNotificationBus.Connect(self, self.Properties.AddColorsButton)

	self.dynamicSBoxDataHandler = UiDynamicScrollBoxDataBus.Connect(self, self.Properties.DynamicScrollBox)
	self.dynamicSBoxElementHandler = UiDynamicScrollBoxElementNotificationBus.Connect(self, self.Properties.DynamicScrollBox)

	self.tickBusHandler = TickBus.Connect(self);
end

function DynamicScrollBox:OnTick(deltaTime, timePoint)
	self.tickBusHandler:Disconnect()

	local canvas = UiElementBus.Event.GetCanvas(self.entityId)
	self.canvasNotificationBusHandler = UiCanvasNotificationBus.Connect(self, canvas)		
						
	self:InitContent("StaticData/LyShineExamples/uiTestPaidColors.json")
end


function DynamicScrollBox:OnDeactivate()
	self.buttonHandler:Disconnect()
	self.canvasNotificationBusHandler:Disconnect()
	self.dynamicSBoxDataHandler:Disconnect()
	self.dynamicSBoxElementHandler:Disconnect()
end

function DynamicScrollBox:GetNumElements()
	local numColors = UiDynamicContentDatabaseBus.Broadcast.GetNumColors(eUiDynamicContentDBColorType_Paid)
	return numColors
end

function DynamicScrollBox:OnElementBecomingVisible(entityId, index)		
	-- Get the image of the child and set the color
	local image = UiElementBus.Event.FindChildByName(entityId, "Icon")
	local color = UiDynamicContentDatabaseBus.Broadcast.GetColor(eUiDynamicContentDBColorType_Paid, index)
	UiImageBus.Event.SetColor(image, color)
		
	-- Get the name text of the child and set the name
	local nameText = UiElementBus.Event.FindChildByName(entityId, "Name")
	local name = UiDynamicContentDatabaseBus.Broadcast.GetColorName(eUiDynamicContentDBColorType_Paid, index)
	UiTextBus.Event.SetText(nameText, name)
		
	-- Get the price text of the child and set the price
	local priceText = UiElementBus.Event.FindChildByName(entityId, "Price")
	local price = UiDynamicContentDatabaseBus.Broadcast.GetColorPrice(eUiDynamicContentDBColorType_Paid, index)
	UiTextBus.Event.SetText(priceText, price)		
end

function DynamicScrollBox:OnAction(entityId, actionName)
	if actionName == "IconClicked" then
		-- Set selected color
		index = UiDynamicScrollBoxBus.Event.GetLocationIndexOfChild(self.Properties.DynamicScrollBox, entityId)
		local color = UiDynamicContentDatabaseBus.Broadcast.GetColor(eUiDynamicContentDBColorType_Paid, index)
		UiImageBus.Event.SetColor(self.Properties.ColorImage, color)
		
		-- Set selected index
		UiTextBus.Event.SetText(self.Properties.ColorIndexText, index)
	end
end

function DynamicScrollBox:OnButtonClick()
	if (UiButtonNotificationBus.GetCurrentBusId() == self.Properties.AddColorsButton) then
		self:InitContent("StaticData/LyShineExamples/uiTestMorePaidColors.json")

		UiInteractableBus.Event.SetIsHandlingEvents(self.Properties.AddColorsButton, false)
	end	
end

function DynamicScrollBox:InitContent(jsonFilepath)
	-- Refresh the dynamic content database with the specified json file
	UiDynamicContentDatabaseBus.Broadcast.Refresh(eUiDynamicContentDBColorType_Paid, jsonFilepath)
	
	-- Refresh the dynamic scrollbox. This will trigger events from the
	-- UiDynamicScrollBoxDataBus and the UiDynamicScrollBoxElementNotificationBus
	UiDynamicScrollBoxBus.Event.RefreshContent(self.Properties.DynamicScrollBox)
	
	-- Force the hover interactable to be the scroll box.
	-- The scroll box is set to auto-activate, but it could still have the hover
	-- since it starts out having no children. Now that it may contain children,
	-- force it to be the hover in order to auto-activate it and pass the hover to its child
	local canvas = UiElementBus.Event.GetCanvas(self.entityId)
	UiCanvasBus.Event.ForceHoverInteractable(canvas, self.Properties.DynamicScrollBox)
end

return DynamicScrollBox