-- SpeedScriptRunner | Version 2.2 | Mobile Support Version 1.0 | Claasgreeneye
-- Notice: This does not support Xbox Controllers! (yet...)

--< Services >--
local Players: Players = game:GetService("Players")
local TweenService: TweenService = game:GetService("TweenService")
local UIS: UserInputService = game:GetService("UserInputService")

--< Constants >--
local Player = Players.LocalPlayer
local Character = Player.Character or Player.CharacterAdded:Wait()
local Humanoid: Humanoid = Character:WaitForChild("Humanoid")
local Camera: Camera = workspace.CurrentCamera
local PlayerGui: PlayerGui = Player.PlayerGui
local staminaBar: Frame = PlayerGui:WaitForChild("StatsGui").StaminaBar
local DefaultFieldOFView = Camera.FieldOfView
local DefaultWalkingSpeed = Humanoid.WalkSpeed

--< Variables >--
local Speed: number = 24 -- How fast is the sprinting speed?
local Key: Enum.KeyCode = Enum.KeyCode.LeftShift -- Activation Key
local TweenSpeed: number = 0.4 -- How fast does the field of view change?
local turnAccuracy = 10
local mathCalcRange = 100
local running = false
local maxStamina = 100
local minStaminaToRun = 10
local currentStamina = maxStamina

--< Mobile Friendly Variables >--
local MobileSupportUi: ScreenGui = PlayerGui:WaitForChild("MobileSprintSupport")
MobileSupportUi.Enabled = false

--< Main Code >--
local SprintingTween: Tween = TweenService:Create(Camera, TweenInfo.new(TweenSpeed), { FieldOfView = DefaultFieldOFView + (Speed / 2) })
local WalkingTween: Tween = TweenService:Create(Camera, TweenInfo.new(TweenSpeed), { FieldOfView = DefaultFieldOFView })

Player.Character.Animate.walk.WalkAnim.AnimationId = "rbxassetid://90026095532911"
Player.Character.Humanoid:ChangeState(Enum.HumanoidStateType.Landed)

local stamina = task.spawn(function()
    while true do
        if currentStamina > 0 and running then
            currentStamina -= 0.5
        elseif currentStamina <= 0 then
            running = false
            Humanoid.WalkSpeed = DefaultWalkingSpeed
            WalkingTween:Play()
        end

        if currentStamina < maxStamina and not running then
            if Humanoid.MoveDirection.Magnitude == 0 then
                currentStamina += 0.25
            else
                currentStamina += 0.1
            end
        end

        math.clamp(currentStamina, 0, maxStamina)
        staminaBar.fill.Size = UDim2.fromScale(1, math.clamp(currentStamina / maxStamina,0,1))
        staminaBar.fill.Position = UDim2.fromScale(0, 1-math.clamp(currentStamina / maxStamina,0,1))
        staminaBar.fill.BackgroundColor3 = Color3.new(0.4, 0.4, 0.4):Lerp(Color3.new(Character.SystemColor.Value.X, Character.SystemColor.Value.Y, Character.SystemColor.Value.Z), math.clamp(currentStamina / maxStamina,0,1))

        wait(0.01)
    end
end)

task.spawn(function() -- ======================= PROBLEM LIES HERE I SUPPOSE
    local changed = false
    while true do
        if running and not changed then
            Player.Character.Animate.walk.WalkAnim.AnimationId = "rbxassetid://132508385298544"
            Player.Character.Humanoid:ChangeState(Enum.HumanoidStateType.Landed)
            changed = true
        elseif not running and changed then
            Player.Character.Animate.walk.WalkAnim.AnimationId = "rbxassetid://90026095532911"
            Player.Character.Humanoid:ChangeState(Enum.HumanoidStateType.Landed)
            changed = false
        end
        wait(0.1)
    end
end)


if UIS.TouchEnabled and not UIS.GyroscopeEnabled then -- Mobile Friendly Code
    MobileSupportUi.Enabled = true
    local trigger: ImageButton = MobileSupportUi.Sprint
    trigger.BackgroundColor3 = Color3.new(0.5, 0.5, 0.5)

    trigger.MouseEnter:Connect(function()
        if Humanoid.MoveDirection.Magnitude == 0 then return end
        if currentStamina <= minStaminaToRun then return end
        running = true
        trigger.BackgroundColor3 = Color3.new(1, 1, 0.5)
        SprintingTween:Play()
        Humanoid.WalkSpeed = Speed
    end)

    trigger.MouseLeave:Connect(function()
        running = false
        trigger.BackgroundColor3 = Color3.new(0.5, 0.5, 0.5)
        WalkingTween:Play()
        Humanoid.WalkSpeed = DefaultWalkingSpeed
    end)


else -- Laptop and Desktop Friendly Code
    UIS.InputBegan:Connect(function(Input: InputObject, Processed: boolean)
        if not Processed then
            if currentStamina <= minStaminaToRun then return end

            local lookDir = math.clamp(math.round(Character.PrimaryPart.CFrame.LookVector.X*turnAccuracy), -mathCalcRange, mathCalcRange)
            local moveDir = math.clamp(math.round(Character.Humanoid.MoveDirection.X*turnAccuracy), -mathCalcRange, mathCalcRange)
            --print(lookDir)
            --print(moveDir)

            if lookDir ~= moveDir then
                running = false
                Humanoid.WalkSpeed = DefaultWalkingSpeed
                WalkingTween:Play()
                return
            end
            if Input.UserInputType == Enum.UserInputType.Keyboard and Input.KeyCode == Key then
                running = true
                Humanoid.WalkSpeed = Speed
                SprintingTween:Play()
            end
        end
    end)

    UIS.InputEnded:Connect(function(Input: InputObject)
        if Input.UserInputType == Enum.UserInputType.Keyboard and Input.KeyCode == Key then
            running = false
            Humanoid.WalkSpeed = DefaultWalkingSpeed
            WalkingTween:Play()
        end
    end)
end



--< Updating values when character is re-added >--
Player.CharacterAdded:Connect(function(Char)
    Character = Char
    Humanoid = Character:WaitForChild("Humanoid")
end)