oblib = require "Blasters"
Arena.Resize(360, 172)

waveStartTime = Time.time
ourTime = Time.time
timeMult = 1

NORMAL = 0
THIN = 1
LARGE = 2

PX = -42
PY = -42

gbs = {}
oneFrameBullets = {}

timer = 0
inicioX = 0
inicioY = 0
finalX = 0
finalY = 0

function Update()
	timer = timer + 1
	if timer%30 == 0 then
		inicioX = Player.absx
		inicioY = Player.absy
		finalX = Player.absx
		finalY = Player.absy
		local rotacion = math.random(359)
		if rotacion >= 0 and rotacion < 90 then
			local formula1 = 13.4164078649/90 * (rotacion)
			local formula2 = 13.4164078649 - formula1
			local spawn1 = 26.4575131106/90 * (rotacion)
			local spawn2 = 26.4575131106 - spawn1
			inicioX = inicioX + 700 - (spawn2*spawn2)
			inicioY = inicioY + 700 - (spawn1*spawn1)
			finalX = finalX + 180 - (formula2*formula2)
			finalY = finalY + 180 - (formula1*formula1)
		elseif rotacion >= 90 and rotacion < 180 then
			local formula1 = 13.4164078649/90 * (rotacion - 90)
			local formula2 = 13.4164078649 - formula1
			local spawn1 = 26.4575131106/90 * (rotacion - 90)
			local spawn2 = 26.4575131106 - spawn1
			inicioX = inicioX + 700 - (spawn1*spawn1)
			inicioY = inicioY - 700 + (spawn2*spawn2)
			finalX = finalX + 180 - (formula1*formula1)
			finalY = finalY - 180 + (formula2*formula2)
		elseif rotacion >= 180 and rotacion < 270 then
			local formula1 = 13.4164078649/90 * (rotacion - 180)
			local formula2 = 13.4164078649 - formula1
			local spawn1 = 26.4575131106/90 * (rotacion - 180)
			local spawn2 = 26.4575131106 - spawn1
			inicioX = inicioX - 700 + (spawn2*spawn2)
			inicioY = inicioY - 700 + (spawn1*spawn1)
			finalX = finalX - 180 + (formula2*formula2)
			finalY = finalY - 180 + (formula1*formula1)
		elseif rotacion >= 270 and rotacion < 360 then
			local formula1 = 13.4164078649/90 * (rotacion - 270)
			local formula2 = 13.4164078649 - formula1
			local spawn1 = 26.4575131106/90 * (rotacion - 270)
			local spawn2 = 26.4575131106 - spawn1
			inicioX = inicioX - 700 + (spawn1*spawn1)
			inicioY = inicioY + 700 - (spawn2*spawn2)
			finalX = finalX - 180 + (formula1*formula1)
			finalY = finalY + 180 - (formula2*formula2)
		end
		if finalX > 640 then
			local diferenciaX = finalX - 640
			finalX = finalX - diferenciaX
		elseif finalX < 0 then
			finalX = 0
		end
		if finalY > 480 then
			local diferenciaY = finalY - 480
			finalY = finalY - diferenciaY
		elseif finalY < 0 then
			finalY = 0
		end
		table.insert(gbs, oblib.GasterBlaster.new({ lifetime = 3, startX = inicioX, startY = inicioY, endX = finalX, endY = finalY, time = ourTime+0.2, rotation = rotacion, size = THIN, laserDelay = 0.75, laserLength = 0.55, s1 = false, s2 = false }))
	end
	ourTime = ourTime + (Time.dt * timeMult)
	for i=#oneFrameBullets,1,-1 do
		oneFrameBullets[i].Remove()
		table.remove(oneFrameBullets,i)
	end
	for i=1,#gbs do
		gbs[i].Update()
	end
end

function OnHit(bullet)
	if bullet.GetVar("canHit") then
		Player.Hurt(4, 0.01)
	end