feat: 增强应用详情和公告功能并添加下载支持

- 在应用详情窗口添加下载最新版本功能
- 为版本列表添加下载按钮和操作列
- 增强公告列表和详情的数据处理逻辑
- 优化错误处理和用户反馈
- 修改窗口标题为"LeonApp For PC"

pyqt5fluentdesign/leonapp_gui.py

@@ -240,10 +240,9 @@ class AppTab(QWidget):
     def show_app_detail(self, row, column):
         """显示应用详情"""
         app_id = self.table.item(row, 0).text()
-        # 直接创建应用详情窗口，而不是通过父对象调用方法
-        from app_detail_window import AppDetailWindow
-        detail_window = AppDetailWindow(self.api_client, app_id, self)
-        detail_window.show()
+        # 直接创建应用详情窗口，使用文件顶部已导入的AppDetailWindow类
+        self.app_detail_window = AppDetailWindow(self.api_client, app_id, self)
+        self.app_detail_window.show()
         
     def show_progress(self):
         """显示进度条"""
@@ -353,6 +352,44 @@ class TagTab(QWidget):
         """隐藏进度条"""
         self.progress_bar.setVisible(False)
         
+    def download_version(self, version_id):
+        """下载指定版本"""
+        import webbrowser
+        
+        # 查找对应版本的文件路径
+        file_path = None
+        for i in range(self.versions_table.rowCount()):
+            # 这里假设我们在填充表格时存储了版本ID作为item的data
+            version_item = self.versions_table.item(i, 0)
+            if version_item and hasattr(version_item, 'version_id') and version_item.version_id == version_id:
+                # 假设我们在填充表格时存储了文件路径
+                if hasattr(version_item, 'file_path'):
+                    file_path = version_item.file_path
+                    break
+        
+        if file_path:
+            # 构建直接的文件URL
+            download_url = f"http://leonmmcoset.jjxmm.win:8010/{file_path}"
+            
+            try:
+                # 使用系统默认浏览器打开下载链接
+                webbrowser.open(download_url)
+                
+                # 显示下载成功提示
+                InfoBar.success(
+                    title="下载开始",
+                    content=f"下载已开始，请稍候...",
+                    orient=Qt.Horizontal,
+                    isClosable=True,
+                    position=InfoBarPosition.BOTTOM_RIGHT,
+                    duration=3000,
+                    parent=self
+                )
+            except Exception as e:
+                self.show_error(f"下载失败: {str(e)}")
+        else:
+            self.show_error("无法获取下载文件路径")
+            
     def show_error(self, message):
         """显示错误消息"""
         self.hide_progress()
@@ -543,27 +580,76 @@ class AnnouncementTab(QWidget):
         """公告列表加载完成处理"""
         self.hide_progress()
         
-        if not data or 'announcements' not in data or 'pagination' not in data:
-            self.show_error("数据格式错误")
+        # 增强的数据格式验证，提供更具体的错误信息
+        if data is None:
+            self.show_error("API返回数据为空")
+            return
+        
+        # 处理数据 - 如果是列表类型，转换为预期的字典格式
+        processed_data = {}
+        if isinstance(data, list):
+            # API返回了列表，我们将其转换为预期的字典结构
+            processed_data['announcements'] = data
+            # 构建简单的分页信息
+            total_items = len(data)
+            total_pages = (total_items + self.items_per_page - 1) // self.items_per_page
+            processed_data['pagination'] = {'totalPages': total_pages}
+        elif isinstance(data, dict):
+            # 保留原有的字典处理逻辑，但添加更灵活的验证
+            processed_data = data.copy()
+            
+            # 验证必要字段是否存在，如果不存在则使用默认值
+            if 'announcements' not in processed_data:
+                processed_data['announcements'] = []
+            elif not isinstance(processed_data['announcements'], list):
+                # 如果announcements不是列表，尝试转换或使用空列表
+                try:
+                    processed_data['announcements'] = [processed_data['announcements']]
+                except:
+                    processed_data['announcements'] = []
+            
+            if 'pagination' not in processed_data:
+                # 如果没有分页信息，计算简单的分页
+                total_items = len(processed_data['announcements'])
+                total_pages = (total_items + self.items_per_page - 1) // self.items_per_page
+                processed_data['pagination'] = {'totalPages': total_pages}
+            elif not isinstance(processed_data['pagination'], dict):
+                # 如果pagination不是字典，创建默认分页信息
+                processed_data['pagination'] = {'totalPages': 1}
+            
+            # 确保分页信息中有totalPages
+            if 'totalPages' not in processed_data['pagination']:
+                processed_data['pagination']['totalPages'] = 1
+        else:
+            self.show_error(f"数据格式错误: 期望字典或列表类型，实际为{type(data).__name__}")
             return
         
         # 清空表格
         self.announcement_list.setRowCount(0)
         
-        # 填充表格
-        for announcement in data['announcements']:
+        # 填充表格，添加更健壮的数据处理
+        for announcement in processed_data['announcements']:
+            # 确保announcement是字典类型
+            if not isinstance(announcement, dict):
+                continue
+                
             row_pos = self.announcement_list.rowCount()
             self.announcement_list.insertRow(row_pos)
             
-            self.announcement_list.setItem(row_pos, 0, QTableWidgetItem(str(announcement.get('id', ''))))
-            self.announcement_list.setItem(row_pos, 1, QTableWidgetItem(announcement.get('title', '')))
-            self.announcement_list.setItem(row_pos, 2, QTableWidgetItem(announcement.get('created_at', '')))
-            self.announcement_list.setItem(row_pos, 3, QTableWidgetItem(str(announcement.get('admin_id', ''))))
-        
-        # 更新分页信息
-        self.total_pages = data['pagination']['totalPages']
-        self.page_label.setText(f"第 {self.current_page} 页，共 {self.total_pages} 页")
+            # 安全获取字段值，避免KeyError
+            self.announcement_list.setItem(row_pos, 0, QTableWidgetItem(str(announcement.get('id', '未知ID'))))
+            self.announcement_list.setItem(row_pos, 1, QTableWidgetItem(announcement.get('title', '无标题')))
+            self.announcement_list.setItem(row_pos, 2, QTableWidgetItem(announcement.get('created_at', '未知时间')))
+            self.announcement_list.setItem(row_pos, 3, QTableWidgetItem(str(announcement.get('admin_id', '未知管理员'))))
         
+        # 更新分页信息，增加异常处理
+        try:
+            self.total_pages = int(processed_data['pagination']['totalPages'])
+            self.page_label.setText(f"第 {self.current_page} 页，共 {self.total_pages} 页")
+        except (ValueError, TypeError):
+            self.total_pages = 1
+            self.page_label.setText(f"第 {self.current_page} 页，共 {self.total_pages} 页")
+            
         # 更新按钮状态
         self.prev_button.setEnabled(self.current_page > 1)
         self.next_button.setEnabled(self.current_page < self.total_pages)
@@ -584,20 +670,81 @@ class AnnouncementTab(QWidget):
         """显示公告详情"""
         announcement_id = self.announcement_list.item(row, 0).text()
         title = self.announcement_list.item(row, 1).text()
+        created_at = self.announcement_list.item(row, 2).text()
+        
         # 查找完整的公告数据
         for i in range(self.announcement_list.rowCount()):
             if self.announcement_list.item(i, 0).text() == announcement_id:
-                # 这里可以添加获取公告详情的逻辑
-                InfoBar.info(
-                    title="公告详情",
-                    content=f"标题: {title}\nID: {announcement_id}",
-                    orient=Qt.Horizontal,
-                    isClosable=True,
-                    position=InfoBarPosition.BOTTOM_RIGHT,
-                    duration=5000,
-                    parent=self
+                # 获取完整的公告内容
+                # 由于表格中没有直接存储content，我们需要重新获取
+                self.show_progress()
+                self.detail_worker = WorkerThread(
+                    self.api_client,
+                    'getacc',
+                    {'page': 1, 'limit': 100}  # 获取足够多的公告以确保找到目标公告
                 )
+                self.detail_worker.finished.connect(lambda data, aid=announcement_id, t=title, ca=created_at: 
+                                                   self.on_announcement_detail_loaded(data, aid, t, ca))
+                self.detail_worker.progress.connect(self.update_progress)
+                self.detail_worker.error.connect(self.show_error)
+                self.detail_worker.start()
                 break
+    
+    def on_announcement_detail_loaded(self, data, announcement_id, title, created_at):
+        """公告详情加载完成处理"""
+        self.hide_progress()
+        
+        # 增强的数据格式验证
+        if data is None:
+            self.show_error("获取公告详情失败: API返回数据为空")
+            return
+        
+        # 处理数据 - 支持字典或列表类型
+        processed_data = {}
+        if isinstance(data, list):
+            # API返回了列表，转换为预期的字典结构
+            processed_data['announcements'] = data
+        elif isinstance(data, dict):
+            # 保留字典处理逻辑，但添加更灵活的验证
+            processed_data = data.copy()
+            
+            # 验证必要字段是否存在
+            if 'announcements' not in processed_data:
+                processed_data['announcements'] = []
+            elif not isinstance(processed_data['announcements'], list):
+                # 尝试转换announcements为列表类型
+                try:
+                    processed_data['announcements'] = [processed_data['announcements']]
+                except:
+                    processed_data['announcements'] = []
+        else:
+            self.show_error(f"获取公告详情失败: 数据格式错误，期望字典或列表类型，实际为{type(data).__name__}")
+            return
+        
+        # 查找特定的公告，增加异常处理
+        content = "无内容"
+        try:
+            for announcement in processed_data['announcements']:
+                if not isinstance(announcement, dict):
+                    continue
+                    
+                if str(announcement.get('id', '')) == announcement_id:
+                    content = announcement.get('content', '无内容')
+                    break
+        except Exception as e:
+            self.show_error(f"查找公告详情时发生错误: {str(e)}")
+            return
+        
+        # 使用Sweet Alert风格的弹窗显示公告详情
+        InfoBar.info(
+            title="公告详情",
+            content=f"标题: {title}\n\n发布时间: {created_at}\n\n内容:\n{content}",
+            orient=Qt.Horizontal,
+            isClosable=True,
+            position=InfoBarPosition.BOTTOM_RIGHT,
+            duration=10000,  # 增加显示时间以便阅读
+            parent=self
+        )
         
     def show_progress(self):
         """显示进度条"""
@@ -856,17 +1003,65 @@ class AppDetailWindow(QMainWindow):
                 self.view_all_versions_button = PushButton("查看全部版本")
                 self.view_all_versions_button.clicked.connect(lambda: self.view_all_versions())
                 self.info_layout.addWidget(self.view_all_versions_button)
+            
+            # 添加下载最新版本按钮
+            if data['versions']:
+                # 保存最新版本信息用于下载
+                self.latest_version = data['versions'][0]
+                download_layout = QHBoxLayout()
+                download_layout.addStretch(1)
+                
+                self.download_button = PushButton("下载最新版本")
+                self.download_button.setIcon(FluentIcon.DOWNLOAD)
+                self.download_button.clicked.connect(self.download_latest_version)
+                download_layout.addWidget(self.download_button)
+                
+                self.info_layout.addLayout(download_layout)
         
     def view_all_versions(self):
         """查看全部版本"""
         versions_window = AppVersionsWindow(self.api_client, self.app_id, self.app_title.text(), self)
         versions_window.show()
         
-        # 添加图片数量信息
-        if 'images' in data and data['images']:
-            images_label = SubtitleLabel("图片")
-            self.info_layout.addWidget(images_label)
-            self.info_layout.addWidget(CaptionLabel(f"共 {len(data['images'])} 张图片"))
+    def download_latest_version(self):
+        """下载最新版本"""
+        if hasattr(self, 'latest_version'):
+            version_id = self.latest_version.get('id', '')
+            if version_id:
+                self.perform_download(version_id)
+            else:
+                self.show_error("无法获取版本ID")
+        else:
+            self.show_error("没有可下载的版本")
+            
+    def perform_download(self, version_id):
+        """执行下载操作"""
+        import webbrowser
+        
+        # 直接使用latest_version中的file_path进行下载
+        if hasattr(self, 'latest_version') and 'file_path' in self.latest_version:
+            file_path = self.latest_version['file_path']
+            # 构建直接的文件URL
+            download_url = f"http://leonmmcoset.jjxmm.win:8010/{file_path}"
+            
+            try:
+                # 使用系统默认浏览器打开下载链接
+                webbrowser.open(download_url)
+                
+                # 显示下载成功提示
+                InfoBar.success(
+                    title="下载开始",
+                    content=f"下载已开始，请稍候...",
+                    orient=Qt.Horizontal,
+                    isClosable=True,
+                    position=InfoBarPosition.BOTTOM_RIGHT,
+                    duration=3000,
+                    parent=self
+                )
+            except Exception as e:
+                self.show_error(f"下载失败: {str(e)}")
+        else:
+            self.show_error("无法获取下载文件路径")
         
     def show_progress(self):
         """显示进度条"""
@@ -1323,8 +1518,8 @@ class AppVersionsWindow(QMainWindow):
         
         # 创建版本列表
         self.versions_table = TableWidget()
-        self.versions_table.setColumnCount(5)
-        self.versions_table.setHorizontalHeaderLabels(["版本号", "发布日期", "操作系统", "文件大小", "下载量"])
+        self.versions_table.setColumnCount(6)
+        self.versions_table.setHorizontalHeaderLabels(["版本号", "发布日期", "操作系统", "文件大小", "下载量", "操作"])
         main_layout.addWidget(self.versions_table)
         
         # 创建分页控件
@@ -1385,12 +1580,33 @@ class AppVersionsWindow(QMainWindow):
             row_position = self.versions_table.rowCount()
             self.versions_table.insertRow(row_position)
             
-            # 添加版本数据
-            self.versions_table.setItem(row_position, 0, QTableWidgetItem(version.get('version', '未知')))
+            # 添加版本数据并存储版本ID和文件路径
+            version_item = QTableWidgetItem(version.get('version', '未知'))
+            # 存储版本ID和文件路径信息
+            version_item.version_id = version.get('id', '')
+            version_item.file_path = version.get('file_path', '')
+            self.versions_table.setItem(row_position, 0, version_item)
+            
             self.versions_table.setItem(row_position, 1, QTableWidgetItem(version.get('created_at', '未知')))
             self.versions_table.setItem(row_position, 2, QTableWidgetItem(version.get('platform', '未知')))
             self.versions_table.setItem(row_position, 3, QTableWidgetItem(version.get('file_size', '未知')))
             self.versions_table.setItem(row_position, 4, QTableWidgetItem(str(version.get('download_count', 0))))
+            
+            # 添加下载按钮
+            download_button = PushButton("下载")
+            download_button.setIcon(FluentIcon.DOWNLOAD)
+            # 将版本ID绑定到按钮上
+            version_id = version.get('id', '')
+            download_button.clicked.connect(lambda checked, vid=version_id: self.download_version(vid))
+            
+            # 创建按钮容器并添加按钮
+            button_container = QWidget()
+            button_layout = QHBoxLayout(button_container)
+            button_layout.setContentsMargins(5, 5, 5, 5)
+            button_layout.addWidget(download_button)
+            button_container.setLayout(button_layout)
+            
+            self.versions_table.setCellWidget(row_position, 5, button_container)
         
         # 自动调整列宽
         self.versions_table.horizontalHeader().setSectionResizeMode(QHeaderView.Stretch)
@@ -1440,7 +1656,7 @@ class LeonAppGUI(FluentWindow):
         # 初始化API客户端
         self.api_client = APIClient()
         # 设置窗口标题和大小
-        self.setWindowTitle("LeonApp GUI")
+        self.setWindowTitle("LeonApp For PC")
         self.resize(1000, 700)
         # 初始化UI
         self.init_ui()