fireScript

--[[
	BORING BORING GERMAN BORING
	What is this file? -This file is the actual shoot-em-up file. It spawns
	projectiles and registers damage.
																				]]


-- imported variables
local tool = script.Parent

local variablesFile = tool:WaitForChild("Properties")
local damageValue = variablesFile:WaitForChild("damageValue")

print(damageValue, damageValue.Value)

local fireEvent = tool.fireEvent
local muzzlePoint = tool.Muzzle.muzzlePoint
local FastCast = require(game.ReplicatedStorage.Dependencies.FastCastRedux)
local PartCache = require(game.ReplicatedStorage.Dependencies.PartCache)

local bulletsFolder = tool.Bullets
local bulletTemplate = bulletsFolder.gen1Bullet

-- Getting data from "properties"

-- FastCast.VisualizeCasts = true

local caster = FastCast.new()

local castParams = RaycastParams.new()
castParams.FilterType = Enum.RaycastFilterType.Exclude
castParams.IgnoreWater = false

local bulletCache = PartCache.new(bulletTemplate, 100, bulletsFolder)

local castBehaviour = FastCast.newBehavior()
castBehaviour.RaycastParams = castParams
castBehaviour.Acceleration = Vector3.new(0, -workspace.Gravity, 0) -- gravity bullet drop
castBehaviour.AutoIgnoreContainer = true
castBehaviour.CosmeticBulletContainer = bulletsFolder
castBehaviour.CosmeticBulletProvider = bulletCache

local function onEquipped()
	castParams.FilterDescendantsInstances = {tool.Parent, bulletsFolder}
end

local function onLengthChanged(cast, lastPoint, direction, length, velocity, bullet)
	if bullet then
		local bulletLength = bullet.Size.Z/2
		local offset = CFrame.new(0, 0, -(length - bulletLength))
		bullet.CFrame = CFrame.lookAt(lastPoint, lastPoint + direction):ToWorldSpace(offset)

	end
end

local function onHit(cast, result, velocity, bullet)
	local hit = result.Instance

	local damage = damageValue.Value

	local character = hit:FindFirstAncestorWhichIsA("Model")
	local humanoid = character:FindFirstChild("Humanoid")
	print(script.Parent)
	print(script.Parent.Parent)
	print(damage)
	print(hit) --prints the part which the bullet hitted.
	if humanoid and hit.Name == "Head" then
		character.Humanoid:TakeDamage(damage)
	elseif humanoid and hit.Name == "LowerTorso" or humanoid and hit.Name == "UpperTorso" or humanoid and hit.Name == "HumanoidRootPart" then
		character.Humanoid:TakeDamage(damage)
	elseif humanoid then
		character.Humanoid:TakeDamage(damage)
	end

	bulletCache:ReturnPart(bullet)
end

local function fire(player, mousePosition)
	local origin = muzzlePoint.WorldPosition
	local direction = (mousePosition - origin).Unit

	caster:Fire(origin, direction, 1000, castBehaviour) -- 3rd argument's velocity
end

fireEvent.OnServerEvent:Connect(fire)

tool.Equipped:Connect(onEquipped)

caster.LengthChanged:Connect(onLengthChanged)

caster.RayHit:Connect(onHit)