local skeletonParts = {
    head = true,
    torso = true,
    right_arm_vis = true,
    left_arm_vis = true,
    right_leg_vis = true,
    left_leg_vis = true,
}

local connections = {
    {"head", "torso"},
    {"torso", "right_arm_vis"},
    {"torso", "left_arm_vis"},
    {"torso", "right_leg_vis"},
    {"torso", "left_leg_vis"},
}

--// SERVICES
local players = game:GetService("Players")
local runservice = game:GetService("RunService")
local workspace = game:GetService("Workspace")
local camera = workspace.CurrentCamera

--// VARIABLES
local localPlayer = players.LocalPlayer
local characters = workspace:WaitForChild("characters")

--// Drawing Manager
local skeletonDrawings = {}

-- Create Line
local function createLine()
    local line = Drawing.new("Line")
    line.Color = Color3.fromRGB(255, 255, 255)
    line.Thickness = 2
    line.Transparency = 1
    line.Visible = true
    return line
end

-- Create ESP for a Character
local function createESP(character)
    if not character or character.Name == localPlayer.Name then return end
    if skeletonDrawings[character.Name] then return end

    skeletonDrawings[character.Name] = {}
    for _ = 1, #connections do
        table.insert(skeletonDrawings[character.Name], createLine())
    end
end

-- Remove ESP for a Character
local function removeESP(characterName)
    local drawings = skeletonDrawings[characterName]
    if drawings then
        for _, line in ipairs(drawings) do
            if line then
                line:Remove()
            end
        end
        skeletonDrawings[characterName] = nil
    end
end

-- Main Render Loop
runservice.RenderStepped:Connect(function()
    for _, character in ipairs(characters:GetChildren()) do
        if character and character.Name ~= localPlayer.Name then
            if not skeletonDrawings[character.Name] then
                createESP(character)
            end

            local positions = {}

            for partName, _ in pairs(skeletonParts) do
                local part = character:FindFirstChild(partName)
                if part and part:IsA("BasePart") then
                    local screenPos, onScreen = camera:WorldToViewportPoint(part.Position)
                    if onScreen then
                        positions[partName] = Vector2.new(screenPos.X, screenPos.Y)
                    end
                end
            end

            for i, conn in ipairs(connections) do
                local fromPos = positions[conn[1]]
                local toPos = positions[conn[2]]
                local line = skeletonDrawings[character.Name][i]

                if fromPos and toPos then
                    line.From = fromPos
                    line.To = toPos
                    line.Visible = true
                else
                    line.Visible = false
                end
            end
        end
    end
end)

--// Handle Character Added
characters.ChildAdded:Connect(function(child)
    task.wait(0.1) 
    createESP(child)
end)

--// Handle Character Removed
characters.ChildRemoved:Connect(function(child)
    removeESP(child.Name)
end)

--// Clear ESP เมื่อ LocalPlayer ออกจากเกม (optional safety)
localPlayer.AncestryChanged:Connect(function(_, parent)
    if not parent then
        for charName, _ in pairs(skeletonDrawings) do
            removeESP(charName)
        end
    end
end)