local Players = game:GetService("Players")
local RunService = game:GetService("RunService")
local UserInputService = game:GetService("UserInputService")
local TweenService = game:GetService("TweenService")

local player = Players.LocalPlayer
local playerGui = player:WaitForChild("PlayerGui")

-- Character references
local character = player.Character or player.CharacterAdded:Wait()
local humanoid = character:WaitForChild("Humanoid")
local hrp = character:WaitForChild("HumanoidRootPart")

-- Disable default Animate script
local animateScript = character:FindFirstChild("Animate")
if animateScript then animateScript.Disabled = true end

-- Animation Delay
local animDelay = 0.2

-- Animation IDs
local anims = {
    Idle = "rbxassetid://0",
    Walk = "rbxassetid://0",
    Run = "rbxassetid://0",
    Attack = "rbxassetid://0",
    Q = "rbxassetid://0",
    E = "rbxassetid://0",
    R = "rbxassetid://0",
    T = "rbxassetid://0",
}

local tracks = {}
local attacking = false
local normalWalkSpeed = humanoid.WalkSpeed
local textboxMap = {}

-- Helper: sanitize textbox input
local function getAnimFromTextbox(tb)
    local txt = tb.Text:gsub("%s","")
    if txt == "" or txt == "0" then return "rbxassetid://0" end
    txt = txt:gsub("rbxassetid://","") -- remove existing prefix
    return "rbxassetid://"..txt
end

-- Stop track safely
local function stopTrack(track)
    if track and track.IsPlaying then track:Stop() end
end

-- Load animation from current textbox
local function loadAnim(name)
    stopTrack(tracks[name])
    local id = anims[name]
    if id == "rbxassetid://0" then tracks[name] = nil return end
    local anim = Instance.new("Animation")
    anim.AnimationId = id
    tracks[name] = humanoid:LoadAnimation(anim)
end

-- Reload all animations
local function reloadAll()
    for name,_ in pairs(anims) do
        loadAnim(name)
    end
end

reloadAll()

-- Movement logic for Idle/Walk/Run
RunService.RenderStepped:Connect(function()
    if attacking then return end
    local speed = hrp.Velocity.Magnitude
    local moveDir = humanoid.MoveDirection.Magnitude

    if moveDir <= 0.1 then
        if tracks.Idle and not tracks.Idle.IsPlaying then
            stopTrack(tracks.Walk)
            stopTrack(tracks.Run)
            tracks.Idle:Play()
        end
        return
    end

    if speed > normalWalkSpeed + 1 then
        if tracks.Run and not tracks.Run.IsPlaying then
            stopTrack(tracks.Idle)
            stopTrack(tracks.Walk)
            tracks.Run:Play()
        end
    else
        if tracks.Walk and not tracks.Walk.IsPlaying then
            stopTrack(tracks.Idle)
            stopTrack(tracks.Run)
            tracks.Walk:Play()
        end
    end
end)

-- Play ability animation
local function playAbility(name, duration)
    if attacking then return end
    local id = getAnimFromTextbox(textboxMap[name])
    if id == "rbxassetid://0" then return end
    anims[name] = id
    loadAnim(name)
    local track = tracks[name]
    if not track then return end
    attacking = true
    task.wait(animDelay)
    -- Stop all other animations except this one
    for _,t in pairs(tracks) do
        if t ~= track then stopTrack(t) end
    end
    track:Play()
    task.delay(duration or track.Length, function()
        attacking = false
    end)
end

-- GUI setup
local gui = Instance.new("ScreenGui")
gui.Name = "AnimChangerPro"
gui.ResetOnSpawn = false
gui.DisplayOrder = 999
gui.Parent = playerGui

local main = Instance.new("Frame")
main.Size = UDim2.new(0,380,0,650)
main.Position = UDim2.new(0.5,-190,0.5,-325)
main.BackgroundColor3 = Color3.fromRGB(22,22,28)
main.BorderSizePixel = 0
main.Active = true
main.Draggable = true
main.ClipsDescendants = true
main.Parent = gui
Instance.new("UICorner", main).CornerRadius = UDim.new(0,12)

-- Title bar
local titleBar = Instance.new("Frame")
titleBar.Size = UDim2.new(1,0,0,50)
titleBar.BackgroundColor3 = Color3.fromRGB(30,30,38)
titleBar.Parent = main
Instance.new("UICorner", titleBar).CornerRadius = UDim.new(0,12)

local title = Instance.new("TextLabel")
title.Size = UDim2.new(1,-100,1,0)
title.Position = UDim2.new(0,15,0,0)
title.BackgroundTransparency = 1
title.Text = "Animation Changer"
title.TextColor3 = Color3.fromRGB(255,100,150)
title.Font = Enum.Font.GothamBold
title.TextSize = 18
title.TextXAlignment = Enum.TextXAlignment.Left
title.Parent = titleBar

-- Refresh button
local refreshBtn = Instance.new("TextButton")
refreshBtn.Size = UDim2.new(0,60,0,30)
refreshBtn.Position = UDim2.new(1,-70,0,10)
refreshBtn.Text = "Refresh"
refreshBtn.Font = Enum.Font.Gotham
refreshBtn.TextSize = 14
refreshBtn.TextColor3 = Color3.fromRGB(255,255,255)
refreshBtn.BackgroundColor3 = Color3.fromRGB(40,40,50)
refreshBtn.Parent = titleBar
Instance.new("UICorner", refreshBtn).CornerRadius = UDim.new(0,6)
refreshBtn.MouseButton1Click:Connect(function()
    character = player.Character or player.CharacterAdded:Wait()
    humanoid = character:WaitForChild("Humanoid")
    hrp = character:WaitForChild("HumanoidRootPart")
    local animateScript = character:FindFirstChild("Animate")
    if animateScript then animateScript.Disabled = true end
    reloadAll()
    print("Animations refreshed!")
end)

-- Info button
local infoBtn = Instance.new("TextButton")
infoBtn.Size = UDim2.new(0,30,0,30)
infoBtn.Position = UDim2.new(1,-35,0,10)
infoBtn.Text = "?"
infoBtn.Font = Enum.Font.GothamBold
infoBtn.TextSize = 18
infoBtn.TextColor3 = Color3.fromRGB(255,255,255)
infoBtn.BackgroundColor3 = Color3.fromRGB(40,40,50)
infoBtn.Parent = titleBar
Instance.new("UICorner", infoBtn).CornerRadius = UDim.new(0,6)

-- Scroll frame
local scroll = Instance.new("ScrollingFrame")
scroll.Size = UDim2.new(1,-30,1,-140)
scroll.Position = UDim2.new(0,15,0,65)
scroll.BackgroundTransparency = 1
scroll.ScrollBarThickness = 6
scroll.ScrollBarImageColor3 = Color3.fromRGB(255,100,150)
scroll.AutomaticCanvasSize = Enum.AutomaticSize.Y
scroll.Parent = main

local list = Instance.new("UIListLayout")
list.Padding = UDim.new(0,10)
list.Parent = scroll

-- Create animation textboxes
local function createRow(name)
    local row = Instance.new("Frame")
    row.Size = UDim2.new(1,0,0,48)
    row.BackgroundColor3 = Color3.fromRGB(35,35,45)
    row.Parent = scroll
    Instance.new("UICorner", row).CornerRadius = UDim.new(0,8)

    local label = Instance.new("TextLabel")
    label.Size = UDim2.new(0.3,0,1,0)
    label.Text = name
    label.TextColor3 = Color3.fromRGB(200,200,240)
    label.BackgroundTransparency = 1
    label.Font = Enum.Font.GothamSemibold
    label.TextSize = 15
    label.Parent = row

    local box = Instance.new("TextBox")
    box.Size = UDim2.new(0.68,-10,0,34)
    box.Position = UDim2.new(0.32,5,0.5,-17)
    box.BackgroundColor3 = Color3.fromRGB(45,45,55)
    box.TextColor3 = Color3.fromRGB(230,230,250)
    box.PlaceholderText = "Enter ID"
    box.Text = anims[name]:gsub("rbxassetid://","")
    box.Font = Enum.Font.Code
    box.TextSize = 14
    box.ClearTextOnFocus = false
    box.Parent = row
    Instance.new("UICorner", box).CornerRadius = UDim.new(0,6)

    textboxMap[name] = box

    box.FocusLost:Connect(function(enter)
        if enter then
            anims[name] = getAnimFromTextbox(box)
            loadAnim(name)
        end
    end)
end

for _,name in ipairs({"Idle","Walk","Run","Attack","Q","E","R","T"}) do
    createRow(name)
end

-- Animation delay row
local delayRow = Instance.new("Frame")
delayRow.Size = UDim2.new(1,0,0,40)
delayRow.BackgroundColor3 = Color3.fromRGB(35,35,45)
delayRow.Position = UDim2.new(0,0,1,-50)
delayRow.Parent = main
Instance.new("UICorner", delayRow).CornerRadius = UDim.new(0,8)

local delayLabel = Instance.new("TextLabel")
delayLabel.Size = UDim2.new(0.4,0,1,0)
delayLabel.Text = "Animation Delay:"
delayLabel.TextColor3 = Color3.fromRGB(200,200,240)
delayLabel.BackgroundTransparency = 1
delayLabel.Font = Enum.Font.GothamSemibold
delayLabel.TextSize = 15
delayLabel.TextXAlignment = Enum.TextXAlignment.Left
delayLabel.Parent = delayRow

local delayBox = Instance.new("TextBox")
delayBox.Size = UDim2.new(0.55,-10,0,30)
delayBox.Position = UDim2.new(0.45,5,0.5,-15)
delayBox.BackgroundColor3 = Color3.fromRGB(45,45,55)
delayBox.TextColor3 = Color3.fromRGB(230,230,250)
delayBox.PlaceholderText = "Seconds"
delayBox.Text = tostring(animDelay)
delayBox.Font = Enum.Font.Code
delayBox.TextSize = 14
delayBox.ClearTextOnFocus = false
delayBox.Parent = delayRow
Instance.new("UICorner", delayBox).CornerRadius = UDim.new(0,6)

delayBox.FocusLost:Connect(function(enter)
    if enter then
        local val = tonumber(delayBox.Text)
        if val then
            animDelay = val
        else
            delayBox.Text = tostring(animDelay)
        end
    end
end)

-- Toggle GUI visibility with Alt
local visible = true
UserInputService.InputBegan:Connect(function(input, gp)
    if gp then return end
    if input.KeyCode == Enum.KeyCode.LeftAlt or input.KeyCode == Enum.KeyCode.RightAlt then
        visible = not visible
        main.Visible = visible
    end
end)

-- Ability key input
UserInputService.InputBegan:Connect(function(input, gp)
    if gp then return end
    local keyMap = {
        [Enum.KeyCode.Q] = "Q",
        [Enum.KeyCode.E] = "E",
        [Enum.KeyCode.R] = "R",
        [Enum.KeyCode.T] = "T",
    }

    if input.UserInputType == Enum.UserInputType.MouseButton1 then
        playAbility("Attack",1)
    elseif keyMap[input.KeyCode] then
        playAbility(keyMap[input.KeyCode])
    end
end)

-- Copy animation GUI
local copyGui = Instance.new("ScreenGui")
copyGui.Name = "AnimCopyGUI"
copyGui.ResetOnSpawn = false
copyGui.Parent = playerGui
copyGui.Enabled = false

local copyFrame = Instance.new("Frame")
copyFrame.Size = UDim2.new(0,300,0,200)
copyFrame.Position = UDim2.new(0.5,-150,0.5,-100)
copyFrame.BackgroundColor3 = Color3.fromRGB(35,35,45)
copyFrame.Parent = copyGui
Instance.new("UICorner", copyFrame).CornerRadius = UDim.new(0,8)

local copyTitle = Instance.new("TextLabel")
copyTitle.Size = UDim2.new(1,0,0,30)
copyTitle.Text = "Which animation to copy?"
copyTitle.TextColor3 = Color3.fromRGB(255,255,255)
copyTitle.BackgroundTransparency = 1
copyTitle.Font = Enum.Font.GothamBold
copyTitle.TextSize = 16
copyTitle.Parent = copyFrame

local copyList = Instance.new("UIListLayout")
copyList.Padding = UDim.new(0,10)
copyList.Parent = copyFrame

local function showCopyGUI(playingTracks)
    for _,v in pairs(copyFrame:GetChildren()) do
        if v:IsA("TextButton") then v:Destroy() end
    end
    for _,track in ipairs(playingTracks) do
        local id = track.Animation.AnimationId
        local alreadyInTextboxes = false
        for _,tb in pairs(textboxMap) do
            if tb.Text == id:gsub("rbxassetid://","") then
                alreadyInTextboxes = true
                break
            end
        end
        if alreadyInTextboxes then continue end
        local btn = Instance.new("TextButton")
        btn.Size = UDim2.new(1,-20,0,30)
        btn.Position = UDim2.new(0,10,0,30)
        btn.Text = id
        btn.Font = Enum.Font.Gotham
        btn.TextSize = 14
        btn.TextColor3 = Color3.fromRGB(255,255,255)
        btn.BackgroundColor3 = Color3.fromRGB(50,50,60)
        btn.Parent = copyFrame
        Instance.new("UICorner", btn).CornerRadius = UDim.new(0,6)
        btn.MouseButton1Click:Connect(function()
            setclipboard(id)
            print("Copied: "..id)
            copyGui.Enabled = false
        end)
    end
    copyGui.Enabled = true
end

-- Click humanoid to copy
local mouse = player:GetMouse()
mouse.Button1Down:Connect(function()
    local target = mouse.Target
    if not target then return end
    local model = target:FindFirstAncestorWhichIsA("Model")
    if not model then return end
    local hum = model:FindFirstChildOfClass("Humanoid")
    if not hum then return end
    local playing = hum:GetPlayingAnimationTracks()
    if #playing > 0 then
        showCopyGUI(playing)
    end
end)