import utils, solve

def growbase(xl, xr, yl, yr):
	def init():
		utils.mv(xl, yl)
		def fillx(x):
			def ret():
				for y in range(yl, yr):
					utils.mv(x, y)
					utils.soil()
					utils.replant(Entities.Sunflower)
					while utils.meas() != 7:
						harvest()
						plant(Entities.Sunflower)
			return ret

		drowns = list()
		for x in range(xl+1, xr):
			drown = None
			while drown == None:
				drown = spawn_drone(fillx(x))
			drowns.append(drown)
		fillx(xl)()
		for drown in drowns:
			wait_for(drown)

	def run():
		pass

	return (init, run)


def grow(xl, xr, yl, yr):
	def init():
		utils.mv(xl, yl)
		def fillx(x):
			def ret():
				for y in range(yl, yr):
					utils.mv(x, y)
					utils.water()
					utils.soil()
					utils.replant(Entities.Sunflower)
			return ret

		drowns = list()
		for x in range(xl+1, xr):
			drown = None
			while drown == None:
				drown = spawn_drone(fillx(x))
			drowns.append(drown)
		fillx(xl)()
		for drown in drowns:
			wait_for(drown)

	def run():
		pos = list()
		for i in range(7, 15+1):
			pos.append(list())

		for x in range(xl, xr):
			l, r, d = yl, yr, 1
			if x%2 == 1:
				l, r, d = yr-1, yl-1, -1
			for y in range(l, r, d):
				utils.mv(x, y)
				pos[measure()-7].append((x, y))

		for p in pos[::-1]:
			for x, y in p:
				utils.mv(x, y)
				while not utils.harv():
					pass

		init()

	return (init, run)

def growparallel(xl, xr, yl, yr):
	def init():
		utils.mv(xl, yl)
		def fillx(x):
			def ret():
				for y in range(yl, yr):
					utils.mv(x, y)
					utils.water()
					utils.soil()
					utils.replant(Entities.Sunflower)
			return ret

		drowns = list()
		for x in range(xl, xr-1):
			utils.mv(x, get_pos_y())
			drown = None
			while drown == None:
				drown = spawn_drone(fillx(x))
			drowns.append(drown)
		fillx(xr-1)()
		for drown in drowns:
			wait_for(drown)

	def run():
		def harvx(k, x, inv):
			def ret():
				l, r, d = yl, yr, 1
				if inv == True:
					l, r, d = yr-1, yl-1, -1
				for y in range(l, r, d):
					utils.mv(x, y)
					if measure() == k:
						while not utils.harv():
							pass
			return ret

		for k in range(15, 6, -1):
			drowns = list()
			l, r, d = xl, xr, 1
			if k%2 == 1:
				l, r, d = xr-1, xl-1, -1
			for x in range(l, r-d, d):
				utils.mv(x, get_pos_y())
				drown = None
				while drown == None:
					drown = spawn_drone(harvx(k, x, k%2 == 1))
				drowns.append(drown)
			harvx(k, r-d, k%2 == 1)()
			for drown in drowns:
				wait_for(drown)

		init()

	return (init, run)

def check():
	def init():
		pass

	def run():
		if num_items(Items.Power) >= 100000:
			return True

	return (init, run)

if __name__ == '__main__':
	set_world_size(32)
	clear()

	solve.run([
		growparallel(0, 32, 0, 32)
		# check(),
	])()