# Duane's Dungeon - a rogue-like game
# Copyright (C) 2023 Duane Robertson

# hydra.gd - a monster

# This program is free software: you can redistribute it and/or modify
# it under the terms of the GNU General Public License as published by
# the Free Software Foundation, either version 3 of the License, or
# (at your option) any later version.

# This program is distributed in the hope that it will be useful,
# but WITHOUT ANY WARRANTY; without even the implied warranty of
# MERCHANTABILITY or FITNESS FOR A PARTICULAR PURPOSE.  See the
# GNU General Public License for more details.

# You should have received a copy of the GNU General Public License
# along with this program.  If not, see <https://www.gnu.org/licenses/>.


extends Creature


func set_species_attributes():
	species = 'hydra'
	defense = {
		weapon = 0.9,
	}
	description = 'Hydras are snake-like creatures that grow two heads every time one is destroyed, making them more dangerous the longer they fight. This one has %d heads.'
	energy_max = 14
	extra_level = 1.0  # for extra heads
	icon_name = 'hydra1'
	icon_fg = '6d879b'
	strength_max = 20
	size = 4

	super()


func change_strength(amt: int, source=null) -> bool:
	if amt < -4 and damage_mult < 6:
		if source and source.is_in_group('creatures'):
			source.show_message('%s grows another head' % [species])
#			print('%s (%s) damage increases to %0.1f' % [species, name, damage_mult])
		damage_mult += 0.5
		amt = int(amt * 0.75)

		if damage_mult < 3.5:
			icon_name = 'hydra1'
			icon_fg = '6d879b'
		elif damage_mult < 4.5:
			icon_name = 'hydra2'
			icon_fg = '8d879b'
		else:
			icon_name = 'hydra3'
			icon_fg = 'ad879b'

		var tex:ImageTexture = G.sprite_sheet.texture(icon_name, icon_fg)
		sprite.texture = tex

	return super(amt, source)


func get_description() -> String:
	return description % [int((damage_mult - 1) / 0.5)]