TowerScript (Module Script / EP.09)

local physicsservice = game:GetService("PhysicsService")
local serverstorage = game:GetService("ServerStorage")
local replicatedstorage = game:GetService("ReplicatedStorage")
local functions = replicatedstorage:WaitForChild("Functions")
local requestTowerFuntion = functions:WaitForChild("RequestTower")

local event = replicatedstorage:WaitForChild("Events")
local spawntowerevent = event:WaitForChild("SpawnTower")
local animatetowerevent = event:WaitForChild("AnimateTower")
local maxTowers = 10

local tower = {}
--------------------------------------------
local function FindNearestTarget(newTower,range)
    local nearestTarget = nil

    for i, target in ipairs(workspace.Grassland.Mob:GetChildren()) do
        local distance = (target.HumanoidRootPart.Position - newTower.HumanoidRootPart.Position).Magnitude
        if distance < range then
            nearestTarget = target
            range = distance
        end
    end

    return nearestTarget
end

function tower.Attack(newTower ,player)
    local config = newTower.Config
    local target = FindNearestTarget(newTower,config.Range.Value)

    if target and target:FindFirstChild("Humanoid") and target.Humanoid.Health > 0 then

        local targetCFrame = CFrame.lookAt(newTower.HumanoidRootPart.Position, target.HumanoidRootPart.Position)
        newTower.HumanoidRootPart.BodyGyro.CFrame = targetCFrame

        animatetowerevent:FireAllClients(newTower, "Attack")
        target.Humanoid:TakeDamage(config.Damage.Value)

        if target.Humanoid.Health <= 0 then
            player.Gold.Value += target.Humanoid.MaxHealth
        end

        task.wait(config.Cooldown.Value)

    end
    task.wait(0.1)
    tower.Attack(newTower ,player)
end
---------------------------------------------
function tower.Spawn(player, name, cframe)
    local allowedToSpawn = tower.CheckSpawn(player, name)

    if allowedToSpawn then
        local newTower = replicatedstorage.Towers[name]:Clone()
        newTower.HumanoidRootPart.CFrame = cframe
        newTower.Parent = workspace.Grassland.Tower
        newTower.HumanoidRootPart:SetNetworkOwner(nil)

        local bodyGyro = Instance.new("BodyGyro")
        bodyGyro.MaxTorque = Vector3.new(math.huge, math.huge, math.huge)
        bodyGyro.D = 0
        bodyGyro.CFrame = newTower.HumanoidRootPart.CFrame
        bodyGyro.Parent = newTower.HumanoidRootPart

        for i, object in ipairs(newTower:GetDescendants()) do
            if object:IsA("BasePart") then
                physicsservice:SetPartCollisionGroup(object, "Tower")
            end
        end

        player.Gold.Value -= newTower.Config.Price.Value
        player.PlacedTowers.Value +=1

        coroutine.wrap(tower.Attack) (newTower ,player)
    else
        warn("Requested mob dose not exist",name)
    end
end

spawntowerevent.OnServerEvent:Connect(tower.Spawn)

function tower.CheckSpawn(player, name)
    local towerExists = replicatedstorage.Towers:FindFirstChild(name)

    if towerExists then
        if towerExists.Config.Price.Value <= player.Gold.Value then
            print("okkkkkkkkkkkkkkkkkkkkkkkkkkkkkk")
            if player.PlacedTowers.Value < maxTowers then
                return true
            end
        end
    end
    return false
end

requestTowerFuntion.OnServerInvoke = tower.CheckSpawn

return tower