Minion move

local PathFindingService = game:GetService("PathfindingService")
local deaths = workspace.Deaths
local PATROL_DELAY = 0
local enemy = script.Parent.Parent
local humanoid = enemy.Humanoid
local humanoidRootPart = enemy.HumanoidRootPart
local pointA = workspace.Firetowers.FireSentry2.UpperTorso
local pointB = workspace.Firetowers.FireSentry1.UpperTorso
local currentDestination = pointA
local my_target = nil
local p = nil
local points = nil
local plr_value = false
local minion_value = false
local enabled = true
local animation = Instance.new("Animation")
animation.AnimationId = "http://www.roblox.com/asset/?id=1998751758"

function distance_to_object(obj)
    local total = nil
    if obj then
        local magn = (obj.UpperTorso.Position - script.Parent.Parent.UpperTorso.Position).magnitude
        total = magn
    end
    return total
end

function Find_Nearest(plr, minion, tower)
    local nearest = nil
    if minion ~= nil then
        local plr_magn = (humanoidRootPart.Position - plr:WaitForChild("UpperTorso").Position).magnitude
        local minion_magn = (humanoidRootPart.Position - minion:WaitForChild("UpperTorso").Position).magnitude
        local tower_magn = (humanoidRootPart.Position - tower:WaitForChild("UpperTorso").Position).magnitude
        if plr_magn < minion_magn and plr_magn < tower_magn then
            nearest = plr_magn
            return plr
        elseif minion_magn < plr_magn and minion_magn < tower_magn then
            nearest = minion_magn
            return minion
        elseif tower_magn < plr_magn and tower_magn < minion_magn then
            nearest = tower_magn
            return tower
        end
    end
end


function Calculate_Path(start, target)
    local startingPosition = start.Position
    local goalPosition = target:WaitForChild("UpperTorso").Position
    local path = PathFindingService:FindPathAsync(startingPosition, goalPosition)
    return path:GetWaypoints()
end

while wait() do
    local Moveloop = coroutine.create(function()
        while wait() do
            local currentplayer = nil
            local currentminion = nil
            local current_tower = nil
            local player = workspace.Teams.Red:GetChildren()
            local minion = workspace.FireMinions:GetChildren()
            local tower = workspace.Firetowers:GetChildren()
            for i, object in pairs(player) do
                currentplayer = object
            end

            for i, object in pairs(minion) do
                currentminion = object
            end

            for i, object in pairs(tower) do

                current_tower = object
            end
            my_target = Find_Nearest(currentplayer, currentminion, current_tower)
            if my_target ~= nil then
                if distance_to_object(my_target) > 4 then
                    humanoid.WalkSpeed = 10
                    p = Calculate_Path(humanoidRootPart, my_target)
                    for waypointIndex,waypoint in pairs(p) do
                        humanoid:MoveTo(waypoint.Position)
                        script.Parent.MoveToFinished:Wait()
                    end
                else
                    humanoid.WalkSpeed = 0
                    local animTrack = humanoid:LoadAnimation(animation)
                    enabled = false
                    wait(.01)
                    animTrack:Play()
                    wait(1)
                    enabled = true
                    animTrack:Stop()
                end
            end
        end
    end)
    coroutine.resume(Moveloop)
end