-- Required control rate
control_rate = 2

-- Required "control" function.
function control()
	task = ai.taskname()

	enemy = ai.getenemy()
	if task ~= "attack" and enemy ~= 0 then
		ai.pushtask(0, "attack", enemy)
	elseif task == "none" then
		planet = ai.rndplanet()
		-- Planet needs to exist..
		if planet == nil then
			ai.pushtask(0, "hyperspace")
		else
			ai.pushtask(0, "go", planet)
		end
	end
end

function attacked(attacker)
	task = ai.taskname()
	if task ~= "attack" and task ~= "runaway" then
		taunt(attacker)

		ai.pushtask(0, "attack", attacker)
	elseif task == "attack" then
		if ai.targetid() ~= attacker then
			ai.pushtask(0, "attack", attacker)
		end
	end
end

function create()
	if ai.rnd(0,2)==0 then
		ai.broadcast("The Empire is watching")
	end
end

function taunt(target)
	num = ai.rnd(0,4)
	if num == 0 then msg = "How dare you attack me!?"
	elseif num == 1 then msg = "You can not defeat the Empire!"
	elseif num == 2 then msg = "You will hang for this!"
	elseif num == 3 then msg = "DIE!"
	end
	if msg then ai.comm(attacker, msg) end
end

function attack()
	target = ai.targetid()

	-- Make sure pilot exists.
	if not ai.exists(target) then
		ai.poptask()
		return
	end

	dir = ai.face(target)
	dist = ai.dist(ai.pos(target))
	second = ai.secondary()

	if ai.secondary() == "Launcher" then
		ai.settarget(target)
		ai.shoot(2)
	end

	if dir < 10 and dist > 300 then
		ai.accel()
	elseif(dir < 10 or ai.hasturrets()) and dist < 300 then
		ai.shoot()
	end
end

function go()
	target = ai.target()
	dir = ai.face(target)
	dist = ai.dist(target)
	bdist = ai.minbrakedist()
	if dir < 10 and dist > bdist then
		ai.accel()
	elseif dir < 10 and dist < bdist then
		ai.poptask()
		ai.pushtask(0, "stop")
	end
end

function stop()
	if ai.isstopped() then
		ai.stop()
		ai.poptask()
		ai.settimer(0, ai.rnd(8000, 15000))
		ai.pushtask(0, "land")
	else
		ai.brake()
	end
end

function land()
	if ai.timeup(0) then
		ai.pushtask(0, "hyperspace")
	end
end

function hyperspace()
	dir = ai.face(-1) -- Face away from (0,0)
	if(dir < 10) then
		ai.accel()
	end
end