import webbrowser
from PyQt5.QtWidgets import QWidget, QLabel, QVBoxLayout, QHBoxLayout, QPushButton, QDesktopWidget
from PyQt5.QtCore import Qt, QSize,  pyqtSignal
from PyQt5.QtGui import QIcon, QPainter, QColor, QLinearGradient, QPen
from ApikeyConfigPage import ApiKeyConfigPage, ApiKeyConfigMainWindow
from Config import Config


class SettingsPage(QWidget):
    # 定义关闭信号
    closed = pyqtSignal()
    def __init__(self, parent=None):
        super(SettingsPage, self).__init__(parent)
        layout = QVBoxLayout(self)  # 包含顶栏和主要内容
        self.setWindowFlags(Qt.FramelessWindowHint | Qt.Dialog | Qt.WindowStaysOnTopHint) #Qt.Dialog主要用于在任务栏隐藏图标
        self.resize(450, 350)
        # 背景透明
        self.setAttribute(Qt.WA_TranslucentBackground, True)

        # 当配置界面点击确定之后，使用槽信号，打开设置界面
        self.apiKeyConfigMainWindow = ApiKeyConfigMainWindow(self)
        print("Connected slots to signal:", self.apiKeyConfigMainWindow.showSettingsPage.receivers())

        # 顶部栏
        top_bar = self.create_top_bar()
        layout.addWidget(top_bar)
        
        #主要内容
        self.setting_main_window = SettingsMainWindow()
        layout.addWidget(self.setting_main_window)
        
        # 添加按钮的点击事件
        self.setting_main_window.configure_button.clicked.connect(self.openApiKeyConfigPage)
        
        layout.setContentsMargins(0, 0, 0, 0)
        
    def openApiKeyConfigPage(self):
        # 创建并显示 APIKeyConfigPage 窗口
        self.apiKeyConfigPage = ApiKeyConfigPage(self)
        self.hide()
        self.apiKeyConfigPage.show()
        # 将窗口置顶
        self.apiKeyConfigPage.raise_()

    def onShowSettingsPage(self):
        # 当配置界面点击确定之后，打开设置界面
        print("onShowSettingsPage is called")
        self.show()
           
    def create_top_bar(self):
        setting_page_title = BoxTitle(self)

        #创建顶部栏
        top_bar_layout = QHBoxLayout()

        title_label = QLabel("设置")
        title_label.setStyleSheet("font-size: 16px; color: black;")

        close_btn = QPushButton()
        close_btn.setFixedSize(24, 24)
        close_btn.setStyleSheet(
            '''
            QPushButton{background-color:transparent;border:none;color:white;}
            '''
        )

        close_btn.setIcon(QIcon('./data/close.png'))
        close_btn.setIconSize(QSize(24, 24));
        close_btn.clicked.connect(self.close)
        close_btn.setFixedSize(24, 24)

        top_bar_layout.addWidget(title_label)
        top_bar_layout.addStretch(1)
        top_bar_layout.addWidget(close_btn)

        setting_page_title.setLayout(top_bar_layout) 
        
        return setting_page_title


    def move_to_center(self):
        #移动到窗口中心位置
        # 获取屏幕总数和屏幕几何数据
        desktop = QDesktopWidget()
        screen_count = desktop.screenCount()
        if screen_count > 1:
            # 多屏情况下，用第一个屏幕
            target_screen_index = 0
            # 获取目标屏幕的几何信息
            target_screen_geometry = desktop.screenGeometry(target_screen_index)
        else:
            # 单屏情况下使用默认屏幕
            target_screen_geometry = desktop.screenGeometry()

        # 计算窗口移动位置到屏幕右下角
        right = target_screen_geometry.right()
        bottom = target_screen_geometry.bottom()
        self.move(right/2 - self.width()/2, bottom/2 - self.height()/2)

    #鼠标移动，拖拽窗口实现
    def mousePressEvent(self, event):
        if event.button() == Qt.LeftButton:
            self.moving = True
            self.offset = event.pos()

    def mouseMoveEvent(self, event):
        if(self.moving):
            self.move(event.globalPos() - self.offset)

    def mouseReleaseEvent(self, event):
        if(event.button() == Qt.LeftButton):
            self.moving = False

    def paintEvent(self, event):
        #画圆角
        painter = QPainter(self)
        painter.setRenderHint(QPainter.Antialiasing)  # 设置抗锯齿，让圆角更加平滑
        self.setAttribute(Qt.WA_TranslucentBackground, False)
        painter.setPen(QColor(0, 0, 0, 10))  # 黑色，透明度设置为10
        painter.setBrush(self.palette().window().color())#设置画刷为窗口背景颜色
        radius = 15 #设置圆角半径

        bounds = self.rect()  # 获取窗口的边界
        # 绘制阴影
        shadow = QLinearGradient(bounds.topLeft(), bounds.bottomLeft())
        shadow.setColorAt(0, QColor(100, 100, 100, 50))

        # 设置阴影的模糊半径
        painter.setPen(QPen(shadow, 1))
        painter.drawRoundedRect(self.rect(), radius, radius)
    
    def closeEvent(self, event):
        # 重写关闭事件，以便在关闭时通知父窗口
        self.closed.emit()
        super().closeEvent(event)

class SettingsMainWindow(QWidget):
    def __init__(self, parent=None):
        super(SettingsMainWindow, self).__init__(parent)
        self.moving = False
        main_layout = QVBoxLayout(self)

        #实现圆角
        self.setObjectName('mainwindow')
        self.radius = 10

        # 背景透明
        self.setAttribute(Qt.WA_TranslucentBackground, True)


        # 初始化服务状态字典
        self.services_status = {
            "百炼-问答绘图服务": "待添加",
            "通义听悟·会议纪要服务": "待添加"
        }

        # 检查并更新服务状态并创建对应模块
        self.check_and_update_services_status()
        ai_model_section = self.create_ai_model_section()
        main_layout.addLayout(ai_model_section)

        #获取模型攻略按钮
        model_strategy_button = self.create_model_strategy_button()
        main_layout.addWidget(model_strategy_button)

    def create_ai_model_section(self):
        #ai大模型以及配置按钮
        ai_model_layout = QVBoxLayout()
        # ai_model_layout.setSpacing(10)
        ai_model_layout.setContentsMargins(10, 10, 10, 10)

        header_layout = QHBoxLayout()
        ai_model_label = QLabel("AI大模型")
        ai_model_label.setStyleSheet("font-size: 16px; color: black;")
        self.configure_button = QPushButton("配置")

        self.configure_button.setStyleSheet("font-size: 16px;color: #2e8ff4;font-weight: bold;border: none;")
        self.configure_button.setFixedWidth(60)

        header_layout.addWidget(ai_model_label)
        header_layout.addStretch(1)
        header_layout.addWidget(self.configure_button)
        header_layout.setContentsMargins(20,20,0,0)

        ai_model_layout.addLayout(header_layout)

        services_box = self.create_services_box()
        ai_model_layout.addWidget(services_box)

        return ai_model_layout

    def create_services_box(self):
        #每个AI模型配置对应布局
        services_box = QWidget()
        services_layout = QVBoxLayout(services_box)
        services_layout.setSpacing(10)

        for service, status in self.services_status.items():
            service_item_layout = QHBoxLayout()
            service_label = QLabel(service)
            service_label.setStyleSheet(f"font-size: 14px;color: black; border:none;")
            status_label = QLabel(status)
            if status == "待添加":
                status_label.setStyleSheet(f"font-size: 14px;color: #a4a4a4; border:none; font-weight:bold;")
            else:
                status_label.setStyleSheet(f"font-size: 14px;color: #2e8ff4; font-weight:bold; border:none;")
            service_item_layout.addWidget(service_label)
            service_item_layout.addStretch(1)
            service_item_layout.addWidget(status_label)
            services_layout.addLayout(service_item_layout)

        # 外面大框样式
        services_box.setStyleSheet(
            """
            QWidget {
                border: 1px solid lightgray;
                border-radius: 8px;
                padding: 5px;
                background-color: white;
            }
            """
        )
        return services_box

    def create_model_strategy_button(self):
        # 获取模型攻略按钮
        bottom_widget = QWidget()
        bottom_layout = QHBoxLayout(bottom_widget)


        guide_button = QPushButton()
        guide_button.setIcon(QIcon('./data/icon_strategy.png'))
        guide_button.setIconSize(QSize(24, 24))
        guide_button.setText("获取模型攻略")
        guide_button.setStyleSheet(
            "color: #2e8ff4; font-size: 16px; border:none;"
        )
        guide_button.setFixedSize(guide_button.sizeHint())

        #点击进入对应网页
        guide_button.clicked.connect(self.open_model_guide)

        bottom_layout.setContentsMargins(30, 0, 0, 130)

        bottom_layout.addWidget(guide_button)
        bottom_layout.addStretch(1)  # 将按钮放在布局的左侧
        return bottom_widget

    

    def check_and_update_services_status(self):
        # 检查百炼-问答绘图服务的API Key是否已配置
        if Config.get_api_key():
            self.services_status["百炼-问答绘图服务"] = "已添加"

        # 检查通义听悟·会议纪要服务的App Key是否已配置
        if Config.get_app_key():
            self.services_status["通义听悟·会议纪要服务"] = "已添加"

    def open_model_guide(self):
        # 打开模型攻略网页
        webbrowser.open("ModelGuidePage.html")

    

class BoxTitle(QWidget):
    def __init__(self, *args, **kwargs):
        super(BoxTitle, self).__init__()
        self.setAttribute(Qt.WA_StyledBackground)
        self.setObjectName('box_title')
        self.setStyleSheet(
                '''
                #box_title{
                    border-left: 2px solid transparent;
                    border-top-left-radius: 15px;
                    border-top-right-radius: 15px;
                    background-color: white;
                    background-clip: padding-box; 
                }
                '''
            )
        self.installEventFilter(self)
        self.setFixedHeight(36)
        
        

if __name__ == "__main__":
    import sys
    from PyQt5.QtWidgets import QApplication
    app = QApplication(sys.argv)
    settings_page = SettingsPage()
    settings_page.show()
    sys.exit(app.exec_())