import os

from PyQt6.QtWidgets import QPushButton, QButtonGroup
from PyQt6.QtGui import QPixmap, QIcon
from PyQt6.QtCore import Qt
from PyQt6 import QtCore

from gui.v2.ui.pages.Page import Page
from gui.v2.ui.pages.location_page import LocationPage


class HidetorPage(Page):
    def __init__(self, page_stack, main_window, parent=None):
        super().__init__("HideTor", page_stack, main_window, parent)
        self.selected_location_icon = None
        self.connection_manager = main_window.connection_manager
        self.update_status = main_window
        self.button_next.clicked.connect(self.go_selected)
        self.button_reverse.setVisible(True)
        self.button_reverse.clicked.connect(self.reverse)
        self.display.setGeometry(QtCore.QRect(5, 10, 390, 520))
        self.title.setGeometry(395, 40, 380, 40)
        self.title.setText("Pick a location")

        if self.connection_manager.is_synced():
            from gui.v2.actions.sync import generate_grid_positions
            locs = self.connection_manager.get_location_list()
            positions = generate_grid_positions(len(locs))
            available = [(QPushButton, loc, positions[i]) for i, loc in enumerate(locs)]
            self.create_interface_elements(available)

    def create_interface_elements(self, available_locations):
        self.buttonGroup = QButtonGroup(self)
        self.buttons = []

        for j, (object_type, icon_name, geometry) in enumerate(available_locations):
            boton = object_type(self)
            boton.setGeometry(*geometry)
            boton.setIconSize(boton.size())
            boton.setCheckable(True)
            locations = self.connection_manager.get_location_info(icon_name)
            if icon_name == 'my_14':
                boton.setVisible(False)
            if locations and not (hasattr(locations, 'is_proxy_capable') and locations.is_proxy_capable):
                boton.setVisible(False)
            icon_path = os.path.join(self.btn_path, f"button_{icon_name}.png")
            boton.setIcon(QIcon(icon_path))
            fallback_path = os.path.join(
                self.btn_path, "default_location_button.png")
            provider = locations.operator.name if locations and hasattr(
                locations, 'operator') else None
            if boton.icon().isNull():
                if locations and hasattr(locations, 'country_name'):
                    location_name = locations.country_name
                    base_image = LocationPage.create_location_button_image(
                        location_name, fallback_path, provider)
                    boton.setIcon(QIcon(base_image))
                else:
                    base_image = LocationPage.create_location_button_image(
                        '', fallback_path, provider)
                    boton.setIcon(QIcon(base_image))
            else:
                if locations and hasattr(locations, 'country_name'):
                    base_image = LocationPage.create_location_button_image(
                        f'{locations.country_code}_{locations.code}', fallback_path, provider, icon_path)
                    boton.setIcon(QIcon(base_image))
                else:
                    base_image = LocationPage.create_location_button_image(
                        '', fallback_path, provider, icon_path)
                    boton.setIcon(QIcon(base_image))
            self.buttons.append(boton)
            self.buttonGroup.addButton(boton, j)
            boton.location_icon_name = icon_name
            boton.setCursor(QtCore.Qt.CursorShape.PointingHandCursor)
            boton.clicked.connect(
                lambda checked, loc=icon_name: self.show_location(loc))

    def update_swarp_json(self):
        inserted_data = {
            "location": self.selected_location_icon,
            "connection": "tor"
        }
        self.update_status.write_data(inserted_data)

    def show_location(self, location):
        tor_hide_img = f'hdtor_{location}'
        self.display.setPixmap(QPixmap(os.path.join(self.btn_path, f"{tor_hide_img}.png")).scaled(
            self.display.size(), Qt.AspectRatioMode.KeepAspectRatio))
        self.selected_location_icon = location
        self.button_next.setVisible(True)
        self.update_swarp_json()

    def reverse(self):
        self.custom_window.navigator.navigate("protocol")

    def go_selected(self):
        self.custom_window.navigator.navigate("browser")

    def show_location_verification(self, location_icon_name):
        from gui.v2.ui.pages.location_verification_page import LocationVerificationPage
        verification_page = LocationVerificationPage(
            self.page_stack, self.update_status, location_icon_name, self)
        self.page_stack.addWidget(verification_page)
        self.page_stack.setCurrentIndex(
            self.page_stack.indexOf(verification_page))