# -*- coding: utf-8 -*-
"""
@File    : mainview.py
@Author  : Shuaikang Zhou
@Time    : 2022/12/13 15:07
@IDE     : Pycharm
@Version : Python3.10
@comment : 主窗口
"""
import json
import os.path
import traceback

from PyQt5.QtCore import pyqtSignal, QThread, QSize, QUrl
from PyQt5.QtGui import QPixmap, QIcon, QDesktopServices
from PyQt5.QtWidgets import QMainWindow, QLabel, QMessageBox

from app.DataBase import misc_db, micro_msg_db, close_db
from app.ui.Icon import Icon
from . import mainwindow
# 不能删，删了会出错
from .chat import ChatWindow
from .contact import ContactWindow
from app.ui.tool.tool_window import ToolWindow
from .menu.export import ExportDialog
from ..DataBase.output_pc import Output
from ..components.QCursorGif import QCursorGif
from ..log import logger
from ..person import Me

try:
    from app.ui.menu.about_dialog import AboutDialog, version, UpdateThread
except ModuleNotFoundError:
    logger.error(f'Python版本错误:Python>=3.10,仅支持3.10、3.11、3.12')
    raise ValueError('Python版本错误:Python>=3.10,仅支持3.10、3.11、3.12')
# 美化样式表
Stylesheet = """
QWidget{
    background: rgb(238,244,249);
}
/*去掉item虚线边框*/
QListWidget, QListView, QTreeWidget, QTreeView {
    outline: 0px;
}
QMenu::item:selected {
      color: black;
      background: rgb(230, 235, 240);
}
/*设置左侧选项的最小最大宽度,文字颜色和背景颜色*/
QListWidget {
    min-width: 120px;
    max-width: 380px;
    color: black;
    border:none;
}
QListWidget::item{
    min-width: 80px;
    max-width: 380px;
    min-height: 60px;
    max-height: 60px;
}
QListWidget::item:hover {
    background: rgb(230, 235, 240);
}
/*被选中时的背景颜色和左边框颜色*/
QListWidget::item:selected {
    background: rgb(230, 235, 240);
    border-left: 2px solid rgb(62, 62, 62);
    color: black;
    font-weight: bold;
}
/*鼠标悬停颜色*/
HistoryPanel::item:hover {
    background: rgb(52, 52, 52);
}

QCheckBox::indicator {
    background: rgb(255, 255, 255);
    Width:20px;
    Height:20px;
    border-radius: 10px
}
QCheckBox::indicator:unchecked{
    Width:20px;
    Height:20px;
    image: url(:/icons/icons/unselect.svg);
}
QCheckBox::indicator:checked{
    Width:20px;
    Height:20px;
    image: url(:/icons/icons/select.svg);
}
QScrollBar:vertical {
    border-width: 0px;
    border: none;
    background:rgba(133, 135, 138, 0);
    width:4px;
    margin: 0px 0px 0px 0px;
}
QScrollBar::handle:vertical {
    background: qlineargradient(x1:0, y1:0, x2:1, y2:0,
    stop: 0 rgb(133, 135, 138), stop: 0.5 rgb(133, 135, 138), stop:1 rgb(133, 135, 138));
    min-height: 20px;
    max-height: 20px;
    margin: 0 0px 0 0px;
    border-radius: 2px;
}
QScrollBar::add-line:vertical {
    background: qlineargradient(x1:0, y1:0, x2:1, y2:0,
    stop: 0 rgba(133, 135, 138, 0), stop: 0.5 rgba(133, 135, 138, 0),  stop:1 rgba(133, 135, 138, 0));
    height: 0px;
    border: none;
    subcontrol-position: bottom;
    subcontrol-origin: margin;
}
QScrollBar::sub-line:vertical {
    background: qlineargradient(x1:0, y1:0, x2:1, y2:0,
    stop: 0  rgba(133, 135, 138, 0), stop: 0.5 rgba(133, 135, 138, 0),  stop:1 rgba(133, 135, 138, 0));
    height: 0 px;
    border: none;
    subcontrol-position: top;
    subcontrol-origin: margin;
}
QScrollBar::sub-page:vertical {
    background: rgba(133, 135, 138, 0);
}

QScrollBar::add-page:vertical {
    background: rgba(133, 135, 138, 0);
}
"""


class MainWinController(QMainWindow, mainwindow.Ui_MainWindow, QCursorGif):
    exitSignal = pyqtSignal(bool)
    okSignal = pyqtSignal(bool)

    # username = ''
    def __init__(self, username, parent=None):
        super(MainWinController, self).__init__(parent)
        self.outputThread0 = None
        self.outputThread = None
        self.setupUi(self)

        # self.setWindowIcon(Icon.MainWindow_Icon)
        pixmap = QPixmap(Icon.logo_ico_path)
        icon = QIcon(pixmap)
        self.setWindowIcon(icon)
        self.setStyleSheet(Stylesheet)
        self.listWidget.clear()
        self.resize(QSize(800, 600))

        self.load_flag = False
        self.load_data()
        self.load_num = 0
        self.label = QLabel(self)
        self.label.setGeometry((self.width() - 300) // 2, (self.height() - 100) // 2, 300, 100)
        self.label.setPixmap(QPixmap(':/icons/icons/loading.svg'))
        self.menu_output.setIcon(Icon.Output)
        self.action_output_CSV.setIcon(Icon.ToCSV)
        self.action_output_CSV.triggered.connect(self.output)
        self.action_output_contacts.setIcon(Icon.Output)
        self.action_output_contacts.triggered.connect(self.output)
        self.action_batch_export.setIcon(Icon.Output)
        self.action_batch_export.triggered.connect(self.output)
        self.action_desc.setIcon(Icon.Help_Icon)

    def load_data(self, flag=True):
        if os.path.exists('./app/data/info.json'):
            with open('./app/data/info.json', 'r', encoding='utf-8') as f:
                dic = json.loads(f.read())
                wxid = dic.get('wxid')
                if wxid:
                    me = Me()
                    me.wxid = dic.get('wxid')
                    me.name = dic.get('name')
                    me.mobile = dic.get('mobile')
                    me.wx_dir = dic.get('wx_dir')
                    self.set_my_info(wxid)
                    self.load_flag = True
        else:
            pass

    def init_ui(self):

        # 设置忙碌光标图片数组
        self.initCursor([':/icons/icons/Cursors/%d.png' %
                         i for i in range(8)])
        self.setCursorTimeout(100)
        self.startBusy()
        self.action_update.triggered.connect(self.update)
        self.action_help_faq.triggered.connect(
            lambda: QDesktopServices.openUrl(QUrl("https://blog.lc044.love/post/7")))
        self.about_view = AboutDialog(main_window=self, parent=self)

    def setCurrentIndex(self, row):
        self.stackedWidget.setCurrentIndex(row)
        if row == 2:
            self.stackedWidget.currentWidget().show_contacts()
        if row == 1:
            self.stackedWidget.currentWidget().show_chats()

    def setWindow(self, window):
        try:
            window.load_finish_signal.connect(self.loading)
        except:
            pass
        self.stackedWidget.addWidget(window)

    def set_my_info(self, wxid):
        self.avatar = QPixmap()
        try:
            img_bytes = misc_db.get_avatar_buffer(wxid)
        except:
            close_db()
            logger.error(f'数据库错误:\n{traceback.format_exc()}')
            QMessageBox.critical(self, "数据库错误", "请重启微信后重试")
            import shutil
            shutil.rmtree('./app/Database/Msg')
            return
        if not img_bytes:
            return
        if img_bytes[:4] == b'\x89PNG':
            self.avatar.loadFromData(img_bytes, format='PNG')
        else:
            self.avatar.loadFromData(img_bytes, format='jfif')
        self.avatar.scaled(60, 60)
        contact_info_list = micro_msg_db.get_contact_by_username(wxid)
        me = Me()
        me.set_avatar(img_bytes)
        me.smallHeadImgUrl = contact_info_list[7]
        self.myavatar.setScaledContents(True)
        self.myavatar.setPixmap(self.avatar)

    def stop_loading(self, a0):
        self.label.setVisible(False)
        self.stopBusy()

    def loading(self, a0):
        self.load_num += 1
        if self.load_num == 1:
            self.label.clear()
            self.label.hide()
            self.okSignal.emit(True)
            self.listWidget.setVisible(True)
            self.stackedWidget.setVisible(True)
            self.stopBusy()
            if self.load_flag:
                self.listWidget.setCurrentRow(1)
                self.stackedWidget.setCurrentIndex(1)
            else:
                self.listWidget.setCurrentRow(0)
                self.stackedWidget.setCurrentIndex(0)

    def output(self):
        # self.startBusy()
        if self.sender() == self.action_output_CSV:
            self.outputThread = Output(None, type_=Output.CSV_ALL)
            self.outputThread.startSignal.connect(lambda x: self.startBusy())
            self.outputThread.okSignal.connect(
                lambda x: self.message('聊天记录导出成功'))
            self.outputThread.start()
        elif self.sender() == self.action_output_contacts:
            self.outputThread = Output(None, type_=Output.CONTACT_CSV)
            self.outputThread.startSignal.connect(lambda x: self.startBusy())
            self.outputThread.okSignal.connect(
                lambda x: self.message('联系人导出成功'))
            self.outputThread.start()
        elif self.sender() == self.action_batch_export:
            dialog = ExportDialog(None, title='批量导出聊天记录', parent=self)
            result = dialog.exec_() # 使用exec_()获取用户的操作结果

    def message(self, msg):
        self.stopBusy()
        QMessageBox.about(self, "提醒", msg)

    def update(self):
        self.update_thread = UpdateThread()
        self.update_thread.updateSignal.connect(self.show_update)
        self.update_thread.start()

    def show_update(self, update_info):
        if not update_info.get('update_available'):
            QMessageBox.information(self, '更新通知', "当前已是最新版本")
            return
        detail = f'''
        当前版本:{version},最新版本:{update_info.get('latest_version')}<br>
        更新内容:
        {update_info.get('description')}
        <br><a href='{update_info.get('download_url')}'>点击下载</a>
        '''
        QMessageBox.information(self, '更新通知', detail)

    def about(self):
        """
        关于
        """
        self.about_view.show()

    def decrypt_success(self):
        QMessageBox.about(self, "解密成功", "请重新启动")
        self.close()

    def closeEvent(self, event):
        reply = QMessageBox.question(self, '确认退出', '确定要退出吗？',
                                     QMessageBox.Yes | QMessageBox.No,
                                     QMessageBox.No)

        if reply == QMessageBox.Yes:
            close_db()
            event.accept()
        else:
            event.ignore()

    def close(self) -> bool:
        close_db()
        self.contact_window.close()

        super().close()
        self.exitSignal.emit(True)


class LoadWindowThread(QThread):
    okSignal = pyqtSignal(bool)

    def __init__(self):
        super().__init__()
        self.num = 0

    def loading(self):
        self.num += 1
        print('加载一个了')
        if self.num == 2:
            self.okSignal.emit(True)

    def run(self):
        self.chat_window = ChatWindow()
        self.contact_window = ContactWindow()
        self.contact_window.load_finish_signal.connect(self.loading)
        self.chat_window.load_finish_signal.connect(self.loading)
        print('加载完成')
        self.okSignal.emit(True)