local NPC = game.Workspace.Dummy
local pathfinding_service = game:GetService("PathfindingService")

function getClosestPlayer()
    local closest_player, closest_distance = nil, 200
    for i, player in pairs(workspace:GetChildren()) do
        if player:FindFirstChild("Humanoid") and player ~= NPC then
            local distance = (NPC.PrimaryPart.Position - player.PrimaryPart.Position).Magnitude
            if distance < closest_distance then
                closest_player = player
                closest_distance = distance
            end
        end
    end
    return closest_player, closest_distance
end

while true do
    local path = pathfinding_service:CreatePath()
    local player, distance = getClosestPlayer()
    if player and distance > 10 then
        path:ComputeAsync(NPC.HumanoidRootPart.Position, player.PrimaryPart.Position)
        local waypoints = path:GetWaypoints()
        for _, waypoint in pairs(waypoints) do
            NPC.Humanoid:MoveTo(waypoint.Position)
            while true do
                local distance = (NPC.PrimaryPart.Position - waypoint.Position).Magnitude
                local distance_from_player = (NPC.PrimaryPart.Position - player.PrimaryPart.Position).Magnitude
                if distance < 5 then
                    break
                end
                if distance_from_player < 10 then
                    NPC.Humanoid:MoveTo((NPC.HumanoidRootPart.CFrame*CFrame.new(0,0,-3)).p)
                    break
                end
                wait()
            end
        end
    end
    wait()
end