-- src/StarterGui/MarketGUI.client.lua
-- Live market prices display with trend indicators

local Players = game:GetService("Players")
local UserInputService = game:GetService("UserInputService")
local ReplicatedStorage = game:GetService("ReplicatedStorage")

local player = Players.LocalPlayer
local EconomyConfig = require(ReplicatedStorage:WaitForChild("Shared"):WaitForChild("EconomyConfig"))
local Utility = require(ReplicatedStorage:WaitForChild("Shared"):WaitForChild("Utility"))
local MarketUpdateEvent = ReplicatedStorage:WaitForChild("Events"):WaitForChild("MarketUpdateEvent")

local screenGui = Instance.new("ScreenGui")
screenGui.Name = "MarketGUI"
screenGui.ResetOnSpawn = false
screenGui.Parent = player:WaitForChild("PlayerGui")

local mainFrame = Instance.new("Frame")
mainFrame.Name = "MarketFrame"
mainFrame.Size = UDim2.new(0, 300, 0, 380)
mainFrame.Position = UDim2.new(0, 10, 0.5, -190)
mainFrame.BackgroundColor3 = Color3.fromRGB(20, 25, 30)
mainFrame.BackgroundTransparency = 0.1
mainFrame.BorderSizePixel = 0
mainFrame.Visible = false
mainFrame.Parent = screenGui

local frameCorner = Instance.new("UICorner")
frameCorner.CornerRadius = UDim.new(0, 12)
frameCorner.Parent = mainFrame

local frameStroke = Instance.new("UIStroke")
frameStroke.Color = Color3.fromRGB(200, 160, 60)
frameStroke.Thickness = 2
frameStroke.Parent = mainFrame

local titleBar = Instance.new("Frame")
titleBar.Size = UDim2.new(1, 0, 0, 35)
titleBar.BackgroundColor3 = Color3.fromRGB(150, 120, 30)
titleBar.BorderSizePixel = 0
titleBar.Parent = mainFrame

local titleCorner = Instance.new("UICorner")
titleCorner.CornerRadius = UDim.new(0, 12)
titleCorner.Parent = titleBar

local titleLabel = Instance.new("TextLabel")
titleLabel.Size = UDim2.new(1, -50, 1, 0)
titleLabel.Position = UDim2.new(0, 10, 0, 0)
titleLabel.BackgroundTransparency = 1
titleLabel.Text = "Market Prices"
titleLabel.TextColor3 = Color3.new(1, 1, 1)
titleLabel.TextScaled = true
titleLabel.Font = Enum.Font.GothamBold
titleLabel.TextXAlignment = Enum.TextXAlignment.Left
titleLabel.Parent = titleBar

local closeBtn = Instance.new("TextButton")
closeBtn.Size = UDim2.new(0, 28, 0, 28)
closeBtn.Position = UDim2.new(1, -32, 0, 3)
closeBtn.BackgroundColor3 = Color3.fromRGB(180, 50, 50)
closeBtn.Text = "X"
closeBtn.TextColor3 = Color3.new(1, 1, 1)
closeBtn.TextScaled = true
closeBtn.Font = Enum.Font.GothamBold
closeBtn.Parent = titleBar

local closeCorner = Instance.new("UICorner")
closeCorner.CornerRadius = UDim.new(0, 6)
closeCorner.Parent = closeBtn

closeBtn.MouseButton1Click:Connect(function()
	mainFrame.Visible = false
end)

local scrollFrame = Instance.new("ScrollingFrame")
scrollFrame.Size = UDim2.new(1, -16, 1, -45)
scrollFrame.Position = UDim2.new(0, 8, 0, 38)
scrollFrame.BackgroundTransparency = 1
scrollFrame.BorderSizePixel = 0
scrollFrame.ScrollBarThickness = 5
scrollFrame.CanvasSize = UDim2.new(0, 0, 0, 0)
scrollFrame.Parent = mainFrame

local listLayout = Instance.new("UIListLayout")
listLayout.SortOrder = Enum.SortOrder.LayoutOrder
listLayout.Padding = UDim.new(0, 3)
listLayout.Parent = scrollFrame

-- Previous rates for trend arrows
local previousRates = {}

local function updateMarketDisplay(rates)
	-- Clear old entries
	for _, child in pairs(scrollFrame:GetChildren()) do
		if child:IsA("Frame") then child:Destroy() end
	end

	local idx = 0
	for woodType, rate in pairs(rates) do
		idx = idx + 1
		local baseValue = EconomyConfig.WoodBaseValues[woodType] or 0
		local currentPrice = math.floor(baseValue * rate)

		local prevRate = previousRates[woodType] or 1.0
		local trend = ""
		local trendColor = Color3.new(1, 1, 1)
		if rate > prevRate + 0.01 then
			trend = " ^"
			trendColor = Color3.fromRGB(100, 255, 100)
		elseif rate < prevRate - 0.01 then
			trend = " v"
			trendColor = Color3.fromRGB(255, 100, 100)
		else
			trend = " ="
			trendColor = Color3.fromRGB(200, 200, 200)
		end

		local row = Instance.new("Frame")
		row.Size = UDim2.new(1, 0, 0, 22)
		row.LayoutOrder = idx
		row.BackgroundColor3 = idx % 2 == 0 and Color3.fromRGB(30, 33, 40) or Color3.fromRGB(25, 28, 35)
		row.BorderSizePixel = 0
		row.Parent = scrollFrame

		local rowCorner = Instance.new("UICorner")
		rowCorner.CornerRadius = UDim.new(0, 4)
		rowCorner.Parent = row

		local nameLabel = Instance.new("TextLabel")
		nameLabel.Size = UDim2.new(0.45, 0, 1, 0)
		nameLabel.Position = UDim2.new(0, 5, 0, 0)
		nameLabel.BackgroundTransparency = 1
		nameLabel.Text = woodType
		nameLabel.TextColor3 = Color3.new(1, 1, 1)
		nameLabel.TextScaled = true
		nameLabel.Font = Enum.Font.GothamMedium
		nameLabel.TextXAlignment = Enum.TextXAlignment.Left
		nameLabel.Parent = row

		local priceLabel = Instance.new("TextLabel")
		priceLabel.Size = UDim2.new(0.3, 0, 1, 0)
		priceLabel.Position = UDim2.new(0.45, 0, 0, 0)
		priceLabel.BackgroundTransparency = 1
		priceLabel.Text = "$" .. tostring(currentPrice) .. "/vol"
		priceLabel.TextColor3 = Color3.fromRGB(255, 215, 0)
		priceLabel.TextScaled = true
		priceLabel.Font = Enum.Font.GothamMedium
		priceLabel.Parent = row

		local trendLabel = Instance.new("TextLabel")
		trendLabel.Size = UDim2.new(0.2, 0, 1, 0)
		trendLabel.Position = UDim2.new(0.78, 0, 0, 0)
		trendLabel.BackgroundTransparency = 1
		trendLabel.Text = string.format("%.0f%%", rate * 100) .. trend
		trendLabel.TextColor3 = trendColor
		trendLabel.TextScaled = true
		trendLabel.Font = Enum.Font.GothamBold
		trendLabel.Parent = row
	end

	previousRates = rates

	task.wait()
	scrollFrame.CanvasSize = UDim2.new(0, 0, 0, listLayout.AbsoluteContentSize.Y + 10)
end

-- Listen for market updates
MarketUpdateEvent.OnClientEvent:Connect(function(rates)
	updateMarketDisplay(rates)
end)

-- Toggle with M key
UserInputService.InputBegan:Connect(function(input, gameProcessed)
	if gameProcessed then return end
	if input.KeyCode == Enum.KeyCode.M then
		mainFrame.Visible = not mainFrame.Visible
	end
end)