import gi
import importlib
import json
import os
import pathlib
import sys
import uuid
gi.require_version("Gtk", "3.0")
from gi.repository import Gtk
from gi.repository import GLib

class ColorProfileBase:

	type_name = '(no name)'

	def __init__(self):
		self.name = ''
		self.id = uuid.uuid4().hex

	def build_settings_ui(self):
		glade_file = sys.modules[self.__module__].__file__.replace('.py', '.glade')
		builder = Gtk.Builder()
		builder.add_from_file(glade_file)
		return builder.get_object('edit_profile_container')

class ProfileManager:

	def __init__(self):
		self.profiles = self.load_profiles()
		self.save_profiles()

	def get_types(self):
		types = []
		profile_directory = os.path.dirname(os.path.realpath(__file__))
		(_, dirnames, _) = next(os.walk(profile_directory))
		for dirname in dirnames:
			module_file = os.path.join(profile_directory, dirname, dirname + '.py')
			if os.path.isfile(module_file):
				profile_module = importlib.import_module('keyboard_colors.' + dirname + '.' + dirname)
				profile_class = getattr(profile_module, 'ColorProfile')
				types.append(profile_class)
		return types

	def config_path(self):
		dir = GLib.get_user_config_dir()
		if not os.path.isdir(dir):
			os.mkdir(dir)
		return os.path.join(dir, 'keyboard-color-profiles.conf')

	def load_profiles(self):
		if os.path.isfile(self.config_path()):
			data = pathlib.Path(self.config_path()).read_text('utf-8')
			try:
				return json.loads(data, object_hook=lambda d: SimpleNamespace(**d))
			except json.decoder.JSONDecodeError:
				return []
		else:
			return []

	def save_profiles(self):
		data = json.dumps(self.profiles, default=lambda o: o.__dict__)
		pathlib.Path(self.config_path()).write_text(data, 'utf-8')

	def get_profiles(self):
		return self.profiles