from PySide6.QtWidgets import (QApplication, QMainWindow, QWidget, QGridLayout, 
                              QPushButton, QSizePolicy)
from PySide6.QtGui import QFontDatabase
from PySide6.QtCore import Signal
import os
from info_core.defines import *
from info_core.MyQtClass import ConfigComboBoxGroup, FolderImportWidget, ImageAnalysisWidget


class ReportGeneratorUI(QMainWindow):
    send_baogao_choose_info = Signal(list[str])
    
    def __init__(self):
        super().__init__()
        # 加载字体
        self.load_font()
        
        # 设置窗口属性
        self.setWindowTitle("报告生成器")
        self.setMinimumSize(WINDOW_MIN_WIDTH, WINDOW_MIN_HEIGHT)
        
        # 主窗口部件
        self.central_widget = QWidget()
        self.setCentralWidget(self.central_widget)
        
        # 主布局
        self.main_layout = QGridLayout(self.central_widget)
        self.main_layout.setSpacing(MAIN_LAYOUT_SPACING)
        self.main_layout.setContentsMargins(*MAIN_LAYOUT_MARGINS)
        
        # 初始化UI
        self.init_ui()
        
    
    def load_font(self):
        """加载自定义字体"""
        if os.path.exists(FONT_PATH):
            font_id = QFontDatabase.addApplicationFont(FONT_PATH)
            if font_id == -1:
                print("字体加载失败，将使用系统默认字体")
        else:
            print(f"字体文件未找到: {FONT_PATH}，将使用系统默认字体")
        
    def init_ui(self):
        """初始化所有UI组件"""
        # 第一行：项目信息和人员配置
        self.project_group = ConfigComboBoxGroup("项目基本信息")
        self.staff_group = ConfigComboBoxGroup("单次检查配置信息", is_project=False)
        self.main_layout.addWidget(self.project_group, 0, 0)
        self.main_layout.addWidget(self.staff_group, 0, 1)
        
        # 第二行：导入图片路径、填写机组信息
        self.picture_group = FolderImportWidget("导入图片路径")
        self.main_layout.addWidget(self.picture_group, 1, 0)
        self.image_analysis = ImageAnalysisWidget("填写机组信息")
        self.main_layout.addWidget(self.image_analysis, 1, 1)
        # 连接信号
        self.picture_group.main_folder_selected.connect(self.image_analysis.set_image_folder)
        self.image_analysis.generate_path_selected.connect(self.on_generate_path_selected)
        
        # 获取请求信号，调用获取函数，发送更新信号
        self.picture_group.get_baogao_choose_info.connect(self.get_baogao_choose_info)
        self.send_baogao_choose_info.connect(self.picture_group.update_baogao_choose_info)
        
        # 第三行：生成报告按钮（跨两列）
        self.create_generate_button()
        self.generate_btn.setEnabled(False)
        self.main_layout.addWidget(self.generate_btn, 2, 0, 1, 2)
        
        # 设置列和行的拉伸比例
        self.main_layout.setColumnStretch(0, 1)  # 第一列拉伸比例
        self.main_layout.setColumnStretch(1, 1)  # 第二列拉伸比例
        self.main_layout.setRowStretch(0, 1)     # 第一行拉伸比例为1
        self.main_layout.setRowStretch(1, 4)     # 第二行拉伸比例为4
        self.main_layout.setRowStretch(2, 0)     # 第三行不拉伸（固定高度）
    
    def on_generate_path_selected(self, path):
        self.generate_btn.setEnabled(True)
    
    def get_baogao_choose_info(self):
        search_file_list = []
        if self.image_analysis.check_is_waibu:
            search_file_list.append("外汇总")
        if self.image_analysis.check_is_neibu:
            search_file_list.append("内汇总")
        if self.image_analysis.check_is_fanglei:
            search_file_list.append("防汇总")
        self.send_baogao_choose_info.emit(search_file_list)
    
    def create_button(self, text):
        """创建统一风格的按钮"""
        btn = QPushButton(text)
        btn.setStyleSheet(BUTTON_STYLE)
        btn.setFixedSize(BUTTON_WIDTH, BUTTON_HEIGHT)
        return btn
    
    def create_generate_button(self):
        """创建生成报告按钮"""
        self.generate_btn = QPushButton("生成报告")
        self.generate_btn.setStyleSheet(PRIMARY_BUTTON_STYLE)
        self.generate_btn.setFixedHeight(50)
        self.generate_btn.setSizePolicy(QSizePolicy.Expanding, QSizePolicy.Fixed)
    

if __name__ == "__main__":
    app = QApplication([])
    window = ReportGeneratorUI()
    window.show()
    app.exec()