import os
import platform
import shutil


""" ANSI color codes """
colors = {
	'BLACK' : "\033[0;30m",
    'RED' : "\033[0;31m",
    'GREEN' : "\033[0;32m",
    'BROWN' : "\033[0;33m",
    'BLUE' : "\033[0;34m",
    'PURPLE' : "\033[0;35m",
    'CYAN' : "\033[0;36m",
    'LIGHT_GRAY' : "\033[0;37m",
    'DARK_GRAY' : "\033[1;30m",
    'LIGHT_RED' : "\033[1;31m",
    'LIGHT_GREEN' : "\033[1;32m",
    'YELLOW' : "\033[1;33m",
    'LIGHT_BLUE' : "\033[1;34m",
    'LIGHT_PURPLE' : "\033[1;35m",
    'LIGHT_CYAN' : "\033[1;36m",
    'LIGHT_WHITE' : "\033[1;37m",
    'BOLD' : "\033[1m",
    'FAINT' : "\033[2m",
    'ITALIC' : "\033[3m",
    'UNDERLINE' : "\033[4m",
    'END' : "\033[0m"
}


class Cli():
	"""Classe gérant l'interface graphique"""
	def __init__(self, **kwargs):
		self.width = shutil.get_terminal_size().columns
		self.height = shutil.get_terminal_size().lines -1
		for key, value in kwargs.items():
			if key == 'width':
				self.width = value
			elif key == 'height':
				self.height = value-1
			self.__set_dimensions()

		self.screen = [[' ' for i in range(self.width)] for j in range(self.height)]

	def __clear(self):
		if platform.system() == 'Linux':
			os.system('clear')
		else:
			os.system('cls')


	def __set_dimensions(self):
		""" Défini les dimensions du terminal """
		if platform.system() == 'Linux':
			os.system('resize -s {} {}'.format(self.height + 1, self.width))
		else:
			os.system('mode con: cols={} lines={}'.format(self.width, self.height + 1))
		self.__clear()

	def display(self):
		"""affiche le contenu de self.screen"""
		self.__clear()
		for line in self.screen:
			print(''.join(line))
		

	def draw(self, content, x, y, **kwargs):
		"""dessine aux coordonées"""
		for i in range(len(str(content))):
			try:
				if content[i] != ' ':
					self.screen[y][x+i] = content[i]
			except(IndexError):
				break
		for key, value in kwargs.items():
			if key == 'color':
				try: 
					self.screen[y][x] = colors[value] + self.screen[y][x]
					self.screen[y][x+len(str(content))-1] += colors['END'] 
				except:
					pass

	def draw_life(self, percent, x, y):
		"""dessine la barre de vie"""
		length = 40
		part_to_draw = length * percent // 100
		if percent > 25:
			self.draw('|{}{}|'.format(''.join(['█' for i in range(part_to_draw)]), ''.join([' ' for i in range(length - part_to_draw)])), x, y)
		else:
			self.draw('|{}{}|'.format(''.join(['█' for i in range(part_to_draw)]), ''.join([' ' for i in range(length - part_to_draw)])), x, y, color='RED')

	def wipe(self):
		"""vide le contenu de self.screen"""
		self.screen = [[' ' for i in range(self.width)] for j in range(self.height)]



class Layer():
	"""defini une zone indépendante dans l'écran pour ne pas tout recharger"""
	def __init__(self, cli, x, y, shape):
		"""shape doit être fournis sous forme de tableau"""
		self.cli = cli
		self.shape = shape
		self.x = x
		self.y = y
		self.shape_width = max(map(len, self.shape))
		self.shape_height = len(self.shape)

	def refresh(self):
		"""efface seulement le contenu du calque"""
		for i in range(self.shape_height):
			for j in range(self.shape_width):
				try:
					self.cli.screen[self.y+i][self.x+j] = ' '
				except:
					pass