添加系统、版本检测以及依赖安装

app/core/__init__.py

@@ -1,3 +1,14 @@
 """
 Core functionality package
 """
+from app.core.env_checker import check_environment
+from app.core.venv_manager import check_virtualenv
+from app.core.dependency_manager import check_dependencies
+from app.core.launcher import AppLauncher
+
+__all__ = [
+    'check_environment',
+    'check_virtualenv',
+    'check_dependencies',
+    'AppLauncher',
+]

app/core/dependency_manager.py

@@ -0,0 +1,71 @@
+"""
+依赖管理模块
+负责检查和管理项目依赖
+"""
+import sys
+import json
+import subprocess
+from pathlib import Path
+
+
+def check_dependencies(project_root: Path):
+    """
+    检查并安装项目依赖
+    
+    Args:
+        project_root: 项目根目录路径
+    """
+    print("\n" + "=" * 50)
+    print("步骤 3: 依赖检查")
+    print("=" * 50)
+    
+    requirements_file = project_root / "requirements.txt"
+    
+    if not requirements_file.exists():
+        print(f"警告: 未找到 {requirements_file}")
+        return
+    
+    try:
+        # 使用 pip list 检查已安装的包
+        result = subprocess.run(
+            [sys.executable, "-m", "pip", "list", "--format=json"],
+            capture_output=True,
+            text=True,
+            check=True
+        )
+        
+        installed_packages = {pkg['name'].lower() for pkg in json.loads(result.stdout)}
+        
+        # 读取 requirements.txt
+        with open(requirements_file, 'r', encoding='utf-8') as f:
+            required_packages = []
+            for line in f:
+                line = line.strip()
+                if line and not line.startswith('#'):
+                    # 提取包名（去掉版本信息）
+                    pkg_name = line.split('==')[0].split('>=')[0].split('<=')[0].strip()
+                    if pkg_name:
+                        required_packages.append((pkg_name.lower(), line))
+        
+        # 检查缺失的依赖
+        missing_packages = [
+            req_line for pkg_name, req_line in required_packages 
+            if pkg_name not in installed_packages
+        ]
+        
+        if missing_packages:
+            print(f"发现 {len(missing_packages)} 个未安装的依赖，正在安装...")
+            subprocess.run(
+                [sys.executable, "-m", "pip", "install", "-r", str(requirements_file)],
+                check=True
+            )
+            print("✓ 依赖安装完成")
+        else:
+            print("✓ 所有依赖已安装")
+            
+    except subprocess.CalledProcessError as e:
+        print(f"✗ 依赖检查/安装失败: {e}")
+        sys.exit(1)
+    except Exception as e:
+        print(f"✗ 依赖检查出错: {e}")
+        sys.exit(1)

app/core/env_checker.py

@@ -0,0 +1,40 @@
+"""
+环境检查模块
+负责检查操作系统和Python版本
+"""
+import platform
+
+
+def check_environment():
+    """
+    检查系统和Python版本
+    
+    Returns:
+        bool: 如果环境符合要求返回True，否则返回False
+    """
+
+    print("\n" + "=" * 50)
+    print("步骤 1: 环境检查")
+    print("=" * 50)
+    
+    # 识别操作系统
+    os_name = platform.system()
+    
+    if os_name not in ['Windows', 'Linux']:
+        print(f"警告: 未测试的操作系统 {os_name}，可能存在问题")
+    
+    # 检查Python版本
+    python_version = platform.python_version()
+    
+    # 解析版本号
+    major, minor, *_ = map(int, python_version.split('.'))
+    
+    if major == 3 and minor == 13:
+        return True
+    else:
+        print(f"✗ Python版本不符合要求！")
+        print(f"  当前版本: {python_version}")
+        print(f"  要求版本: 3.13.x")
+        print(f"\n请使用 Python 3.13 版本运行此项目")
+        print(f"下载地址: https://www.python.org/downloads/")
+        return False

app/core/launcher.py

@@ -0,0 +1,53 @@
+"""
+应用启动器
+"""
+import sys
+from pathlib import Path
+
+from app.core.env_checker import check_environment
+from app.core.venv_manager import check_virtualenv
+from app.core.dependency_manager import check_dependencies
+from app.utils.logger import get_logger
+
+
+class AppLauncher:
+    """应用启动器"""
+    
+    def __init__(self, project_root: Path):
+        """
+        初始化启动器
+        
+        Args:
+            project_root: 项目根目录路径
+        """
+        self.project_root = project_root
+        self.logger = get_logger()
+    
+    def run(self):
+        """执行完整的启动流程"""
+        try:
+            # 检查系统和Python版本
+            if not check_environment():
+                sys.exit(1)
+            
+            # 检查虚拟环境
+            check_virtualenv(self.project_root)
+            
+            # 检查安装依赖
+            check_dependencies(self.project_root)
+            
+            # 启动应用
+            print("\n" + "=" * 50)
+            print("✓ 所有检查通过，准备启动应用...")
+            print("=" * 50)
+            self.logger.info("系统环境检查通过，开始执行主程序...")
+            self.start()
+            
+        except Exception as e:
+            self.logger.error(f"启动失败: {e}")
+            sys.exit(1)
+
+    def start(self):
+        """启动应用"""
+        self.logger.info("启动应用...")
+        print("启动成功！")

app/core/venv_manager.py

@@ -0,0 +1,44 @@
+"""
+虚拟环境管理模块
+"""
+import sys
+import platform
+import subprocess
+from pathlib import Path
+
+
+def check_virtualenv(project_root: Path) -> bool:
+    """
+    检查并创建虚拟环境
+    
+    Args:
+        project_root: 项目根目录路径
+        
+    Returns:
+        bool: 如果虚拟环境已存在返回True，新创建则返回False
+    """
+    print("\n" + "=" * 50)
+    print("步骤 2: 虚拟环境检查")
+    print("=" * 50)
+    
+    venv_path = project_root / ".venv"
+    os_name = platform.system()
+    
+    # 根据系统确定Python可执行文件路径
+    if os_name == 'Windows':
+        python_exe = venv_path / "Scripts" / "python.exe"
+    else:  # Linux
+        python_exe = venv_path / "bin" / "python3"
+    
+    if not venv_path.exists():
+        print(f"\n⚠ 虚拟环境不存在，正在创建...")
+        try:
+            subprocess.run([sys.executable, "-m", "venv", str(venv_path)], check=True)
+            print("✓ 虚拟环境创建成功")
+            return True  # 继续执行后续步骤
+        except subprocess.CalledProcessError as e:
+            print(f"✗ 虚拟环境创建失败: {e}")
+            sys.exit(1)
+    else:
+        print(f"✓ 虚拟环境已存在: {venv_path}")
+        return True

start.py

@@ -2,48 +2,14 @@
 项目启动脚本 - 支持多环境和跨平台
 使用 Dynaconf 进行环境隔离配置
 """
-import sys
-import platform
 from pathlib import Path
-from app.utils.logger import get_logger
+from app.core.launcher import AppLauncher
 
 # 添加项目根目录到Python路径
 project_root = Path(__file__).parent
-sys.path.insert(0, str(project_root))
-logger = get_logger()
-
-
-def check_environment():
-    """检查系统和Python版本"""
-    # 识别操作系统
-    os_name = platform.system()
-    print(f"当前操作系统: {os_name}")
-
-    if os_name not in ['Windows', 'Linux']:
-        print(f"警告: 未测试的操作系统 {os_name}，可能存在问题")
-
-    # 检查Python版本
-    python_version = platform.python_version()
-    print(f"当前Python版本: {python_version}")
-
-    # 解析版本号
-    major, minor, *_ = map(int, python_version.split('.'))
-
-    if major == 3 and minor == 13:
-        print("✓ Python版本符合要求 (3.13)")
-        return True
-    else:
-        print(f"✗ Python版本不符合要求！")
-        print(f"  当前版本: {python_version}")
-        print(f"  要求版本: 3.13.x")
-        print(f"\n请使用 Python 3.13 版本运行此项目")
-        print(f"下载地址: https://www.python.org/downloads/")
-        return False
-
-
-def main():
-    check_environment()
 
 
 if __name__ == "__main__":
-    main()
+    # 创建并运行启动器
+    launcher = AppLauncher(project_root)
+    launcher.run()