local standartESP = {}

local localPlayer = game:GetService("Players").LocalPlayer
local currentCamera = workspace.CurrentCamera
local worldToViewportPoint = currentCamera.WorldToViewportPoint
local setmetatable = setmetatable
local newDrawing = Drawing.new
local newVector2 = Vector2.new
local newVector3 = Vector3.new
local remove = table.remove

local headOffset = newVector3(0, 0.5, 0)
local legOffset = newVector3(0, 3, 0)
local tracerStart = newVector2(currentCamera.ViewportSize.X / 2, currentCamera.ViewportSize.Y)

function standartESP.new(data)
    local self =
        setmetatable(
        {
            plr = data.plr,
            char = data.plr.Character,
            espBox = nil,
            name = nil,
            tracer = nil,
            espColor = data.espColor or fromRGB(255, 255, 255),
            teamCheck = data.teamCheck or false
        },
        {__index = OwlESP}
    )

    local plr = data.plr
    local char = self.char
    local espBoxVisible = data.espBoxVisible
    local tracerVisible = data.tracerVisible
    local text = data.text

    if not char then
        return
    end

    local rootPart = char.HumanoidRootPart
    local head = char.Head
    local rootPos, rootVis = worldToViewportPoint(currentCamera, rootPart.Position)
    local headPos = worldToViewportPoint(currentCamera, head.Position + headOffset)
    local legPos = worldToViewportPoint(currentCamera, rootPart.Position - legOffset)
    local visible = (self.teamCheck and plr.TeamColor ~= localPlayer.TeamColor) or (not self.teamCheck)

    local espBox = newDrawing("Square")
    espBox.Color = self.espColor
    espBox.Thickness = 2
    espBox.Filled = false
    espBox.Transparency = 0.8
    local tracer = newDrawing("Line")
    tracer.From = tracerStart
    tracer.Color = self.espColor
    tracer.Thickness = 2
    tracer.Transparency = 0.8
    local name = newDrawing("Text")
    name.Text = text
    name.Size = 16
    name.Color = self.espColor
    name.Center = true
    name.Outline = true

    if rootVis then
        espBox.Size = newVector2(2350 / rootPos.Z, headPos.Y - legPos.Y)
        espBox.Position = newVector2(rootPos.X - espBox.Size.X / 2, rootPos.Y - espBox.Size.Y / 2)
        tracer.To = newVector2(rootPos.X, rootPos.Y - espBox.Size.Y / 2)
        name.Position = newVector2(rootPos.X, (rootPos.Y + espBox.Size.Y / 2) - 25)

        espBox.Visible = espBoxVisible and visible
        tracer.Visible = tracerVisible and visible
        name.Visible = visible
    end

    self.espBox = {espBox, espBoxVisible}
    self.tracer = {tracer, tracerVisible}
    self.name = {name, text}

    return self
end

function standartESP:setESPBox(visible)
    self.espBox[2] = visible
end

function standartESP:setTracer(visible)
    self.tracer[2] = visible
end

function standartESP:setText(text)
    self.name[2] = text
end

function standartESP:update()
    local plr, char, espBox, tracer, name = self.plr, self.char, self.espBox[1], self.tracer[1], self.name[1]
    local espBoxVisible, tracerVisible, text, espColor = self.espBox[2], self.tracer[2], self.name[2], self.espColor
    local rootPart, head = char:FindFirstChild("HumanoidRootPart"), char:FindFirstChild("Head")

    if rootPart and head then
        local rootPos, rootVis = worldToViewportPoint(currentCamera, rootPart.Position)
        local headPos = worldToViewportPoint(currentCamera, head.Position + headOffset)
        local legPos = worldToViewportPoint(currentCamera, rootPart.Position - legOffset)
        local visible = (self.teamCheck and plr.TeamColor ~= localPlayer.TeamColor) or (not self.teamCheck)

        if rootVis then
            espBox.Size = newVector2(2350 / rootPos.Z, headPos.Y - legPos.Y)
            local espBoxSize = espBox.Size
            espBox.Position = newVector2(rootPos.X - espBoxSize.X / 2, rootPos.Y - espBoxSize.Y / 2)
            espBox.Color = espColor
            tracer.To = newVector2(rootPos.X, rootPos.Y - espBoxSize.Y / 2)
            tracer.Color = espColor
            name.Position = newVector2(rootPos.X, (rootPos.Y + espBoxSize.Y / 2) - 25)
            name.Text = text
            name.Color = espColor

            espBox.Visible = espBoxVisible and visible
            tracer.Visible = tracerVisible and visible
            name.Visible = visible
        else
            espBox.Visible = false
            tracer.Visible = false
            name.Visible = false
        end
    end
end

function standartESP:remove()
    self.espBox[1]:Remove()
    self.tracer[1]:Remove()
    self.name[1]:Remove()
    function self:update()
    end
end

return standartESP