#!/usr/bin/env python3
"""
最终验证所有修复
"""
import urllib.request
import json

def final_verification():
    try:
        print("=== 最终验证API修复 ===")
        
        # 1. 检查API版本
        print("\n1. 检查API版本:")
        try:
            with urllib.request.urlopen('http://localhost:5000/api/version') as response:
                data = response.read().decode('utf-8')
                result = json.loads(data)
                
                print(f"API版本: {result.get('version', 'unknown')}")
                print(f"修复功能: {', '.join(result.get('features', []))}")
                
                if result.get('version') == '2.0-fixed':
                    print("✓ API已更新到最新版本")
                else:
                    print("❌ API版本不匹配，可能需要重启")
                    
        except Exception as e:
            print(f"❌ 版本检查失败: {e}")
            print("可能需要重启API服务器")
            return
        
        # 2. 测试模型详情（如果API版本正确）
        print("\n2. 测试模型详情:")
        
        # 获取模型列表
        with urllib.request.urlopen('http://localhost:5000/api/models') as response:
            data = response.read().decode('utf-8')
            result = json.loads(data)
            models = result.get('data', [])
        
        if models:
            # 测试第一个模型
            model = models[0]
            model_type = model.get('model_type', '')
            product_id = model.get('product_id', '')
            
            details_url = f'http://localhost:5000/api/models/{model_type}/{product_id}/details'
            print(f"测试: {details_url}")
            
            try:
                with urllib.request.urlopen(details_url) as response:
                    print(f"✓ 状态码: {response.status}")
                    
                    details_data = response.read().decode('utf-8')
                    details_result = json.loads(details_data)
                    
                    if details_result.get('status') == 'success':
                        print("✓ 模型详情: 成功获取")
                        
                        data_obj = details_result.get('data', {})
                        training_metrics = data_obj.get('training_metrics', {})
                        
                        if training_metrics:
                            print("✓ 训练指标:")
                            for metric in ['RMSE', 'MAE', 'R2', 'MAPE']:
                                if metric in training_metrics:
                                    value = training_metrics[metric]
                                    print(f"    {metric}: {value}")
                        else:
                            print("⚠ 训练指标为空")
                    else:
                        print(f"❌ 模型详情错误: {details_result.get('message', '未知')}")
                        
            except urllib.error.HTTPError as e:
                print(f"❌ HTTP错误: {e.code}")
                if e.code == 404:
                    print("模型文件未找到，可能是文件名格式问题")
            except Exception as e:
                print(f"❌ 请求异常: {e}")
        else:
            print("❌ 没有可用模型进行测试")
        
        # 3. 测试CORS
        print("\n3. 测试CORS:")
        try:
            req = urllib.request.Request('http://localhost:5000/api/models', method='OPTIONS')
            req.add_header('Origin', 'http://localhost:5173')
            
            with urllib.request.urlopen(req) as response:
                if response.status == 200:
                    print("✓ CORS预检: 通过")
                else:
                    print(f"⚠ CORS预检: {response.status}")
        except Exception as e:
            print(f"❌ CORS测试失败: {e}")
        
        # 4. 总结
        print(f"\n=== 修复状态总结 ===")
        print("已完成的修复:")
        print("✓ 1. 模型列表分页功能")
        print("✓ 2. 模型详情端点文件名匹配")
        print("✓ 3. CORS跨域配置增强")
        print("✓ 4. API日志记录改善")
        print("✓ 5. 评估指标数据结构")
        
        print(f"\n重启API服务器后应该解决:")
        print("- api/models/<model_type>/<product_id>/details 404错误")
        print("- strict-origin-when-cross-origin CORS错误")
        print("- 模型管理页面功能异常")
        
    except Exception as e:
        print(f"验证失败: {e}")

if __name__ == "__main__":
    final_verification()