from PySide6.QtWidgets import QToolBar
from PySide6.QtGui import QAction, QIcon
from PySide6.QtCore import QSize

from codes.common import clibs
from codes.common.signal_bus import signal_bus


class SToolBar(QToolBar):
    def __init__(self, parent=None):
        super().__init__(parent)
        self.predos()
        self.init_ui()
        self.setup_slot()

    def predos(self):
        ...

    def init_ui(self):
        # switch
        self.on_icon  = QIcon(f"{clibs.base_path}/assets/media/switch_on.png")   # 开状态图标
        self.off_icon = QIcon(f"{clibs.base_path}/assets/media/switch_off.png")  # 关状态图标
        self.ac_switch = QAction(self.on_icon, "", self)
        self.ac_switch.setMenuRole(QAction.MenuRole.NoRole)
        self.ac_switch.setStatusTip("Switch side bar")
        self.ac_switch.setToolTip("Ctrl+Alt+T")
        self.ac_switch.setCheckable(True)          # 二态
        self.ac_switch.setChecked(True)
        self.ac_switch.setObjectName("acSwitch")
        self.setIconSize(QSize(30, 30))  # ← 一行决定图标像素
        self.addAction(self.ac_switch)
        btn = self.widgetForAction(self.ac_switch)  # 取出实际 QToolButton
        btn.setStyleSheet("""
            QToolButton {
                background: transparent;
                border: none;
                outline: none;
            }
            /* 所有伪状态都透明，不让 Qt 画实心矩形 */
            QToolButton::hover,
            QToolButton::pressed,
            QToolButton::checked {
                background: transparent;
                border: none;
                outline: none;
            }
        """)

        # homepage
        self.ac_homepage = QAction()
        self.ac_homepage.setMenuRole(QAction.MenuRole.NoRole)
        self.ac_homepage.setStatusTip("Go to home page")
        self.ac_homepage.setToolTip("Ctrl+Alt+H")
        self.ac_homepage.setText("主页")
        self.addAction(self.ac_homepage)

        # setting
        self.ac_setting = QAction()
        self.ac_setting.setMenuRole(QAction.MenuRole.NoRole)
        self.ac_setting.setStatusTip("Go to setting page")
        self.ac_setting.setToolTip("Ctrl+Alt+S")
        self.ac_setting.setText("设置")
        self.addAction(self.ac_setting)

        # log
        self.ac_log = QAction()
        self.ac_log.setMenuRole(QAction.MenuRole.NoRole)
        self.ac_log.setStatusTip("Go to log page")
        self.ac_log.setToolTip("Ctrl+Alt+L")
        self.ac_log.setText("日志")
        self.addAction(self.ac_log)

        # about
        self.ac_about = QAction()
        self.ac_about.setMenuRole(QAction.MenuRole.NoRole)
        self.ac_about.setStatusTip("Go to about page")
        self.ac_about.setToolTip("Ctrl+Alt+A")
        self.ac_about.setText("关于")
        self.addAction(self.ac_about)

    def setup_slot(self):
        self.ac_switch.toggled.connect(self.ac_sw)
        self.ac_homepage.triggered.connect(self.ac_hp)
        self.ac_setting.triggered.connect(self.ac_sp)
        self.ac_log.triggered.connect(self.ac_lp)
        self.ac_about.triggered.connect(self.ac_ap)
        signal_bus.qa_switch_change.connect(self.change2hide)

    def ac_sw(self, checked: bool):
        self.ac_switch.setIcon(self.on_icon if checked else self.off_icon)
        signal_bus.list_widget_on_off.emit(checked)

    def ac_hp(self):
        signal_bus.home_overlay_trigger.emit()

    def ac_sp(self):
        signal_bus.stacked_page_switch.emit("w01_setting")
        signal_bus.stacked_page_switch_setting.emit()

    def ac_lp(self):
        signal_bus.stacked_page_switch.emit("w08_log")
        signal_bus.stacked_page_switch_log.emit()

    def ac_ap(self):
        signal_bus.stacked_page_switch.emit("w09_about")
        signal_bus.stacked_page_switch_about.emit()

    def change2hide(self):
        self.ac_switch.setChecked(False)
        self.ac_switch.setIcon(self.off_icon)