-- LocalScript
-- StarterPlayer > StarterPlayerScripts

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

local LocalPlayer = Players.LocalPlayer

local targetPlayer = nil
local enabled = false
local lastRepeatedMessage = nil

--==================================================
-- GUI
--==================================================

local gui = Instance.new("ScreenGui")
gui.Name = "ChatRepeaterGUI"
gui.ResetOnSpawn = false
gui.Parent = LocalPlayer:WaitForChild("PlayerGui")

local frame = Instance.new("Frame")
frame.Name = "Main"
frame.Size = UDim2.fromOffset(320, 190)
frame.Position = UDim2.new(0.5, -160, 0.5, -95)
frame.BackgroundColor3 = Color3.fromRGB(25, 25, 30)
frame.BorderSizePixel = 0
frame.Active = true
frame.Parent = gui

local corner = Instance.new("UICorner")
corner.CornerRadius = UDim.new(0, 10)
corner.Parent = frame

--==================================================
-- TITLE BAR
--==================================================

local titleBar = Instance.new("Frame")
titleBar.Size = UDim2.new(1, 0, 0, 35)
titleBar.BackgroundTransparency = 1
titleBar.Parent = frame

local title = Instance.new("TextLabel")
title.Size = UDim2.new(1, -70, 1, 0)
title.Position = UDim2.fromOffset(10, 0)
title.BackgroundTransparency = 1
title.Text = "Chat Repeater"
title.TextColor3 = Color3.new(1, 1, 1)
title.TextSize = 20
title.Font = Enum.Font.GothamBold
title.TextXAlignment = Enum.TextXAlignment.Left
title.Parent = titleBar

local minimizeButton = Instance.new("TextButton")
minimizeButton.Size = UDim2.fromOffset(30, 30)
minimizeButton.Position = UDim2.new(1, -65, 0, 3)
minimizeButton.BackgroundColor3 = Color3.fromRGB(45, 45, 55)
minimizeButton.BorderSizePixel = 0
minimizeButton.Text = "-"
minimizeButton.TextColor3 = Color3.new(1, 1, 1)
minimizeButton.TextSize = 20
minimizeButton.Font = Enum.Font.GothamBold
minimizeButton.Parent = titleBar

local minCorner = Instance.new("UICorner")
minCorner.CornerRadius = UDim.new(0, 6)
minCorner.Parent = minimizeButton

local closeButton = Instance.new("TextButton")
closeButton.Size = UDim2.fromOffset(30, 30)
closeButton.Position = UDim2.new(1, -33, 0, 3)
closeButton.BackgroundColor3 = Color3.fromRGB(120, 45, 45)
closeButton.BorderSizePixel = 0
closeButton.Text = "X"
closeButton.TextColor3 = Color3.new(1, 1, 1)
closeButton.TextSize = 14
closeButton.Font = Enum.Font.GothamBold
closeButton.Parent = titleBar

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

--==================================================
-- CONTENT
--==================================================

local content = Instance.new("Frame")
content.Name = "Content"
content.Size = UDim2.new(1, 0, 1, -35)
content.Position = UDim2.fromOffset(0, 35)
content.BackgroundTransparency = 1
content.Parent = frame

local targetBox = Instance.new("TextBox")
targetBox.Size = UDim2.new(1, -30, 0, 40)
targetBox.Position = UDim2.fromOffset(15, 10)
targetBox.BackgroundColor3 = Color3.fromRGB(40, 40, 48)
targetBox.BorderSizePixel = 0
targetBox.PlaceholderText = "Enter username..."
targetBox.Text = ""
targetBox.TextColor3 = Color3.new(1, 1, 1)
targetBox.PlaceholderColor3 = Color3.fromRGB(150, 150, 150)
targetBox.TextSize = 16
targetBox.Font = Enum.Font.Gotham
targetBox.ClearTextOnFocus = false
targetBox.Parent = content

local targetCorner = Instance.new("UICorner")
targetCorner.CornerRadius = UDim.new(0, 8)
targetCorner.Parent = targetBox

local status = Instance.new("TextLabel")
status.Size = UDim2.new(1, -30, 0, 25)
status.Position = UDim2.fromOffset(15, 53)
status.BackgroundTransparency = 1
status.Text = "Target: None"
status.TextColor3 = Color3.fromRGB(200, 200, 200)
status.TextSize = 14
status.Font = Enum.Font.Gotham
status.TextXAlignment = Enum.TextXAlignment.Left
status.Parent = content

local toggle = Instance.new("TextButton")
toggle.Size = UDim2.new(1, -30, 0, 45)
toggle.Position = UDim2.fromOffset(15, 90)
toggle.BackgroundColor3 = Color3.fromRGB(60, 60, 70)
toggle.BorderSizePixel = 0
toggle.Text = "START"
toggle.TextColor3 = Color3.new(1, 1, 1)
toggle.TextSize = 17
toggle.Font = Enum.Font.GothamBold
toggle.Parent = content

local toggleCorner = Instance.new("UICorner")
toggleCorner.CornerRadius = UDim.new(0, 8)
toggleCorner.Parent = toggle

--==================================================
-- MINIMIZE
--==================================================

local minimized = false
local normalSize = UDim2.fromOffset(320, 190)
local normalPosition = frame.Position

minimizeButton.MouseButton1Click:Connect(function()
	minimized = not minimized

	if minimized then
		normalSize = frame.Size
		normalPosition = frame.Position

		frame.Size = UDim2.fromOffset(220, 35)
		content.Visible = false
		minimizeButton.Text = "+"
	else
		frame.Size = normalSize
		frame.Position = normalPosition
		content.Visible = true
		minimizeButton.Text = "-"
	end
end)

closeButton.MouseButton1Click:Connect(function()
	gui:Destroy()
end)

--==================================================
-- DRAGGING
--==================================================

local dragging = false
local dragStart
local startPosition

titleBar.InputBegan:Connect(function(input)
	if input.UserInputType == Enum.UserInputType.MouseButton1 then
		dragging = true
		dragStart = input.Position
		startPosition = frame.Position
	end
end)

titleBar.InputEnded:Connect(function(input)
	if input.UserInputType == Enum.UserInputType.MouseButton1 then
		dragging = false
	end
end)

UserInputService.InputChanged:Connect(function(input)
	if not dragging then
		return
	end

	if input.UserInputType ~= Enum.UserInputType.MouseMovement then
		return
	end

	local delta = input.Position - dragStart

	frame.Position = UDim2.new(
		startPosition.X.Scale,
		startPosition.X.Offset + delta.X,
		startPosition.Y.Scale,
		startPosition.Y.Offset + delta.Y
	)
end)

--==================================================
-- RESIZE
--==================================================

local resizeHandle = Instance.new("TextButton")
resizeHandle.Name = "ResizeHandle"
resizeHandle.Size = UDim2.fromOffset(18, 18)
resizeHandle.Position = UDim2.new(1, -18, 1, -18)
resizeHandle.BackgroundTransparency = 1
resizeHandle.Text = "↘"
resizeHandle.TextColor3 = Color3.fromRGB(150, 150, 150)
resizeHandle.TextSize = 14
resizeHandle.Font = Enum.Font.GothamBold
resizeHandle.Parent = frame

local resizing = false
local resizeStart
local resizeStartSize

resizeHandle.InputBegan:Connect(function(input)
	if input.UserInputType == Enum.UserInputType.MouseButton1 then
		resizing = true
		resizeStart = input.Position
		resizeStartSize = frame.AbsoluteSize
	end
end)

resizeHandle.InputEnded:Connect(function(input)
	if input.UserInputType == Enum.UserInputType.MouseButton1 then
		resizing = false
	end
end)

UserInputService.InputChanged:Connect(function(input)
	if not resizing then
		return
	end

	if input.UserInputType ~= Enum.UserInputType.MouseMovement then
		return
	end

	local delta = input.Position - resizeStart

	local newWidth = math.clamp(
		resizeStartSize.X + delta.X,
		220,
		600
	)

	local newHeight = math.clamp(
		resizeStartSize.Y + delta.Y,
		150,
		500
	)

	frame.Size = UDim2.fromOffset(newWidth, newHeight)
end)

--==================================================
-- FIND PLAYER
--==================================================

local function findTarget(input)
	input = input:lower():gsub("^%s+", ""):gsub("%s+$", "")

	if input == "" then
		return nil
	end

	local exactMatch = nil
	local partialMatch = nil

	for _, player in ipairs(Players:GetPlayers()) do
		local username = player.Name:lower()

		if username == input then
			exactMatch = player
			break
		end

		if username:sub(1, #input) == input then
			if partialMatch then
				return nil, "Multiple matches"
			end

			partialMatch = player
		end
	end

	return exactMatch or partialMatch
end

local function updateTarget()
	local player, errorMessage = findTarget(targetBox.Text)

	if player then
		targetPlayer = player
		status.Text = "Target: " .. player.Name
		status.TextColor3 = Color3.fromRGB(100, 255, 140)
	elseif errorMessage == "Multiple matches" then
		targetPlayer = nil
		status.Text = "Target: Multiple matches"
		status.TextColor3 = Color3.fromRGB(255, 200, 80)
	else
		targetPlayer = nil
		status.Text = "Target: Not found"
		status.TextColor3 = Color3.fromRGB(255, 100, 100)
	end
end

targetBox:GetPropertyChangedSignal("Text"):Connect(updateTarget)

--==================================================
-- START / STOP
--==================================================

toggle.MouseButton1Click:Connect(function()
	if enabled then
		enabled = false
		toggle.Text = "START"
		toggle.BackgroundColor3 = Color3.fromRGB(60, 60, 70)
		return
	end

	updateTarget()

	if not targetPlayer then
		return
	end

	enabled = true
	toggle.Text = "STOP"
	toggle.BackgroundColor3 = Color3.fromRGB(180, 60, 60)
end)

--==================================================
-- CHAT REPEATER
--==================================================

TextChatService.MessageReceived:Connect(function(message)
	if not enabled then
		return
	end

	if not targetPlayer then
		return
	end

	local textSource = message.TextSource

	if not textSource then
		return
	end

	if textSource.UserId == LocalPlayer.UserId then
		return
	end

	if textSource.UserId ~= targetPlayer.UserId then
		return
	end

	if message.Text == "" then
		return
	end

	if message.Text == lastRepeatedMessage then
		return
	end

	lastRepeatedMessage = message.Text

	local generalChannel = TextChatService.TextChannels:FindFirstChild("RBXGeneral")

	if generalChannel then
		generalChannel:SendAsync(message.Text)
	end
end)

--==================================================
-- TARGET LEAVES
--==================================================

Players.PlayerRemoving:Connect(function(player)
	if targetPlayer == player then
		targetPlayer = nil
		enabled = false

		status.Text = "Target left"
		status.TextColor3 = Color3.fromRGB(255, 100, 100)

		toggle.Text = "START"
		toggle.BackgroundColor3 = Color3.fromRGB(60, 60, 70)
	end
end)