# coding:utf-8
from PyQt6.QtCore import Qt
from PyQt6.QtGui import QPixmap
from PyQt6.QtWidgets import QFileDialog, QHBoxLayout, QLabel, QVBoxLayout, QWidget
from qfluentwidgets import (
    AvatarWidget,
    BodyLabel,
    GroupHeaderCardWidget,
    HyperlinkLabel,
    InfoBarPosition,
    LineEdit,
    PushButton,
    ScrollArea,
    Slider,
    SubtitleLabel,
    VerticalSeparator,
)
from qfluentwidgets import InfoBar, MessageBoxBase

from app.core import cfg, lang, qconfig, signalBus, UserAvatarUpdateThread, userConfig, UserNickNameUpdateThread
from app.view.widgets.custom_background_messageBox import CustomBgMessageBox


class NickNameEdit(MessageBoxBase):
    def __init__(self, parent=None):
        super().__init__(parent)
        self.titleLabel = SubtitleLabel(lang("修改昵称"), self)
        self.lineEdit = LineEdit(self)
        self.widget.setMinimumWidth(200)

        self.viewLayout.addWidget(
            self.titleLabel, 0, Qt.AlignmentFlag.AlignTop | Qt.AlignmentFlag.AlignLeft
        )
        self.viewLayout.addWidget(self.lineEdit)

        self.yesButton.setText("确定")
        self.cancelButton.setText("取消")


class BasicInformationSettingCard(GroupHeaderCardWidget):
    def __init__(self, parent=None):
        super().__init__(parent)
        self.setObjectName("basicInformationSettingCard")

        self.setTitle(lang("用户信息"))

        self.nickNameEdit = PushButton(lang("修改昵称"), self)
        self.nickNameEdit.clicked.connect(self._changeNickName)

        self.addGroup(":app/icons/Nickname.svg", userConfig.userId, "UID", QLabel(self))
        self.addGroup(
            ":app/icons/Nickname.svg",
            userConfig.userName,
            lang("用户昵称"),
            self.nickNameEdit,
        )
        self.addGroup(
            ":app/icons/Email.svg",
            userConfig.userEmail,
            lang("电子邮箱"),
            QLabel(self),
        )
        self.addGroup(
            ":app/icons/Group.svg",
            userConfig.userGroup,
            lang("当前用户组"),
            QLabel(self),
        )
        self.addGroup(
            ":app/icons/Score.svg", userConfig.userScore, "积分", QLabel(self)
        )
        self.addGroup(
            ":app/icons/Date.svg",
            userConfig.userCreatedTime,
            lang("用户注册时间"),
            QLabel(self),
        )

    def _changeNickName(self):
        w = NickNameEdit(self.window())

        def _onNickNameSuccess():
            self.groupWidgets[2].setTitle(newNickName)
            InfoBar.success(
                lang("修改成功"),
                lang("昵称修改成功"),
                Qt.Orientation.Horizontal,
                True,
                1000,
                InfoBarPosition.TOP_RIGHT,
                self.window(),
            )

        def _onNickNameError(error):
            InfoBar.error(
                lang("修改失败"),
                error,
                Qt.Orientation.Horizontal,
                True,
                1000,
                InfoBarPosition.TOP_RIGHT,
                self.window(),
            )

        if w.exec():
            newNickName = w.lineEdit.text()
            self.nickNameServiceThread = UserNickNameUpdateThread(newNickName)
            self.nickNameServiceThread.successUpdate.connect(_onNickNameSuccess)
            self.nickNameServiceThread.errorUpdate.connect(_onNickNameError)
            self.nickNameServiceThread.start()


class SoftWardSettingWidget(GroupHeaderCardWidget):
    def __init__(self, parent=None):
        super().__init__(parent)
        self.setTitle("软件设置")

        self.downloadSavePathButton = PushButton(lang("选择保存路径"), self)
        self.downloadSavePathButton.clicked.connect(self._chooseDownloadSavePath)

        self.addGroup(
            ":app/icons/SavePath.svg",
            qconfig.get(cfg.downloadSavePath),
            lang("选择下载保存路径"),
            self.downloadSavePathButton,
        )

    def _chooseDownloadSavePath(self):
        folder_path = QFileDialog.getExistingDirectory(self, lang("选择文件夹"))
        if folder_path:
            print(f"选择的文件夹路径是: {folder_path}")
            qconfig.set(cfg.downloadSavePath, folder_path)
            self.groupWidgets[0].setTitle(folder_path)
            InfoBar.success(
                lang("修改成功"),
                lang("下载保存路径修改成功"),
                Qt.Orientation.Horizontal,
                True,
                1000,
                InfoBarPosition.TOP_RIGHT,
                self.window(),
            )


class ThemeSettingWidget(GroupHeaderCardWidget):
    def __init__(self, parent=None):
        super().__init__(parent)
        self.setTitle(lang("背景图片设置"))

        self.officialBackgroundButton = PushButton(lang("官方背景图"), self)
        self.officialBackgroundButton.clicked.connect(self.officialBackground)

        self.customBackgroundButton = PushButton(lang("选择自定义背景"), self)
        self.customBackgroundButton.clicked.connect(self.customBackground)

        self.opacitySlider = Slider(Qt.Orientation.Horizontal, self)
        self.opacitySlider.setRange(0, 10)
        self.opacitySlider.setFixedWidth(100)
        self.opacitySlider.setValue(int(qconfig.get(cfg.customOpactity) * 10))
        self.opacitySlider.valueChanged.connect(self.setOpacity)

        self.addGroup(
            ":app/icons/BgImage.svg",
            lang("官方预设背景图片"),
            lang("选择背景图片"),
            self.officialBackgroundButton,
        )
        self.addGroup(
            ":app/icons/BgImage.svg",
            lang("自定义背景图片"),
            lang("选择自定义图片，选择后请不要更改图片位置"),
            self.customBackgroundButton,
        )

        self.addGroup(
            ":app/icons/Opacity.svg",
            lang("图片背景透明度"),
            lang("设置图片背景透明度"),
            self.opacitySlider,
        )

    def officialBackground(self):
        w = CustomBgMessageBox(self.window())
        if w.exec():
            index = w.returnImage()
            qconfig.set(cfg.customBackground, f"app\\resource\\images\\bg{index}.png")
            signalBus.backgroundChanged.emit()

    def customBackground(self):
        file_name, _ = QFileDialog.getOpenFileName(
            self,
            "选择背景",
            "",
            "Image Files (*.png *.jpg *.jpeg *.bmp);;All Files (*)",
        )
        qconfig.set(cfg.customBackground, file_name)
        signalBus.backgroundChanged.emit()

    def setOpacity(self, opacity):
        qconfig.set(cfg.customOpactity, opacity / 10)
        signalBus.opacityChanged.emit()


class AgreementLabelWidget(QWidget):
    def __init__(self, parent=None):
        super().__init__(parent)
        self.hBoxLayout = QHBoxLayout(self)
        self.hBoxLayout.setAlignment(Qt.AlignmentFlag.AlignCenter)

        self.privacyPolicy = HyperlinkLabel(
            lang("隐私协议"),
            self,
        )
        self.userAgreement = HyperlinkLabel(
            lang("用户协议"),
            self,
        )
        self.verticalSeparator = VerticalSeparator(self)
        self.verticalSeparator.setFixedHeight(15)
        self.privacyPolicy.setUrl("https://mp.miaostars.com/ysxy")
        self.userAgreement.setUrl("https://mp.miaostars.com/xy")
        self.hBoxLayout.addWidget(self.privacyPolicy, 0, Qt.AlignmentFlag.AlignCenter)
        self.hBoxLayout.addSpacing(10)
        self.hBoxLayout.addWidget(self.verticalSeparator)
        self.hBoxLayout.addSpacing(10)
        self.hBoxLayout.addWidget(
            self.userAgreement,
        )


class SettingInterface(ScrollArea):
    """Setting interface"""

    def __init__(self, parent=None):
        super().__init__(parent=parent)
        self.scrollWidget = QWidget()
        self.expandLayout = QVBoxLayout(self.scrollWidget)

        self.avatarWidget = AvatarWidget(self.scrollWidget)

        self.basicInformationSettingCard = BasicInformationSettingCard(
            self.scrollWidget
        )
        self.softWardSettingWidget = SoftWardSettingWidget(self.scrollWidget)
        self.themeSettingWidget = ThemeSettingWidget(self.scrollWidget)
        self.agreementLabelWidget = AgreementLabelWidget(self.scrollWidget)
        self.infoLabel = BodyLabel(
            "增值电信业务经营许可证：B1-20191399鄂ICP备2025132158号 \n ©2025 LeonPan \n 武汉喵星创想互联网科技有限公司",
            self.scrollWidget,
        )

        self.__initWidget()

    def __initWidget(self):
        self.resize(1000, 800)
        self.setHorizontalScrollBarPolicy(Qt.ScrollBarPolicy.ScrollBarAlwaysOff)
        # self.setViewportMargins(0, 100, 0, 20)
        self.setWidget(self.scrollWidget)
        self.setWidgetResizable(True)
        self.setObjectName("settingInterface")

        self.scrollWidget.setObjectName("scrollWidget")
        self.scrollWidget.setStyleSheet("background:transparent;border:none;")
        self.setStyleSheet("background:transparent;border:none;")

        self.avatarWidget.setImage(QPixmap(":app/images/logo.png"))
        # Connect click event to open file dialog for avatar selection
        self.avatarWidget.clicked.connect(self._openAvatarDialog)

        self.infoLabel.setAlignment(Qt.AlignmentFlag.AlignCenter)
        self.infoLabel.setStyleSheet("color:gray;font-size:12px;")

        # initialize layout
        self.__initLayout()
        self._connectSignalToSlot()

    def __initLayout(self):

        # add setting card group to layout
        # self.expandLayout.setSpacing(28)
        self.expandLayout.addWidget(
            self.avatarWidget,
            0,
            Qt.AlignmentFlag.AlignTop | Qt.AlignmentFlag.AlignHCenter,
        )
        self.expandLayout.addWidget(
            self.basicInformationSettingCard, 0, Qt.AlignmentFlag.AlignTop
        )
        self.expandLayout.addWidget(
            self.softWardSettingWidget, 0, Qt.AlignmentFlag.AlignTop
        )
        self.expandLayout.addWidget(
            self.themeSettingWidget, 0, Qt.AlignmentFlag.AlignTop
        )

        self.expandLayout.addWidget(
            self.agreementLabelWidget, 1, Qt.AlignmentFlag.AlignBottom
        )
        self.expandLayout.addSpacing(5)
        self.expandLayout.addWidget(self.infoLabel, 0, Qt.AlignmentFlag.AlignBottom)

    def _connectSignalToSlot(self): ...
    
    def _openAvatarDialog(self):
        """Open file dialog to select avatar image"""
        fileDialog = QFileDialog(self)
        fileDialog.setWindowTitle(lang("选择图片"))
        fileDialog.setAcceptMode(QFileDialog.AcceptMode.AcceptOpen)
        fileDialog.setFileMode(QFileDialog.FileMode.ExistingFile)
        fileDialog.setNameFilter("图片文件 (*.png *.jpg *.jpeg *.bmp)")
        
        if fileDialog.exec():
            file_path = fileDialog.selectedFiles()[0]
            try:
                image = QImage(file_path)
                if not image.isNull():
                    self.changeAvatar(image)
                    # Update the avatar widget with the new image
                    self.avatarWidget.setImage(QPixmap.fromImage(image))
            except Exception as e:
                InfoBar.error(
                    lang("选择失败"),
                    str(e),
                    Qt.Orientation.Horizontal,
                    True,
                    1000,
                    InfoBarPosition.TOP_RIGHT,
                    self.window(),
                )

    def updateAvatar(self, avatarPixmap):
        self.avatarWidget.setImage(avatarPixmap)

    def changeAvatar(self, image):
        def avatarUpdateError(error):
            InfoBar.error(
                lang("修改失败"),
                error,
                Qt.Orientation.Horizontal,
                True,
                1000,
                InfoBarPosition.TOP_RIGHT,
                self.window(),
            )
            self.avatarWidget.setEnabled(True)

        def avatarUpdateSuccess():
            InfoBar.success(
                lang("修改成功"),
                lang("头像修改成功"),
                Qt.Orientation.Horizontal,
                True,
                1000,
                InfoBarPosition.TOP_RIGHT,
                self.window(),
            )
            self.avatarWidget.setEnabled(True)

        self.avatarUpdateThread = UserAvatarUpdateThread(image)
        self.avatarUpdateThread.successUpdate.connect(avatarUpdateSuccess)
        self.avatarUpdateThread.errorUpdate.connect(avatarUpdateError)
        self.avatarUpdateThread.start()
        self.avatarWidget.setEnabled(False)