1.优化AI请求替换OpenAI SDK调用,使用httpx和自定义头请求,避免触发部分公益站的cloudflare

2.修复deepseek模型调用问题,舍弃思考过程AI响应内容,只获取结果内容
3.新增会话过期机制,更新后添加到.env中
4.支持用户在生成章节内容时设置字数
This commit is contained in:
xiamuceer
2025-11-03 15:28:51 +08:00
parent e02e61ed6b
commit 1cde345ed9
21 changed files with 1118 additions and 251 deletions
+166 -1
View File
@@ -6,6 +6,7 @@ from sqlalchemy.ext.asyncio import AsyncSession
from sqlalchemy import select
from typing import Dict, Any, List
from pathlib import Path
from pydantic import BaseModel
import httpx
from app.database import get_db
@@ -296,4 +297,168 @@ async def get_available_models(
raise HTTPException(
status_code=500,
detail=f"获取模型列表失败: {str(e)}"
)
)
class ApiTestRequest(BaseModel):
"""API 测试请求模型"""
api_key: str
api_base_url: str
provider: str
model_name: str
@router.post("/test")
async def test_api_connection(data: ApiTestRequest):
"""
测试 API 连接和配置是否正确
Args:
data: 包含 API 配置的请求数据
Returns:
测试结果包含状态、响应时间和详细信息
"""
api_key = data.api_key
api_base_url = data.api_base_url
provider = data.provider
model_name = data.model_name
import time
try:
start_time = time.time()
# 创建临时 AI 服务实例
test_service = AIService(
api_provider=provider,
api_key=api_key,
api_base_url=api_base_url,
default_model=model_name,
default_temperature=0.7,
default_max_tokens=100
)
# 发送简单的测试请求
test_prompt = "请用一句话回复:测试成功"
logger.info(f"🧪 开始测试 API 连接")
logger.info(f" - 提供商: {provider}")
logger.info(f" - 模型: {model_name}")
logger.info(f" - Base URL: {api_base_url}")
response = await test_service.generate_text(
prompt=test_prompt,
provider=provider,
model=model_name,
temperature=0.7,
max_tokens=8000
)
end_time = time.time()
response_time = round((end_time - start_time) * 1000, 2) # 转换为毫秒
logger.info(f"✅ API 测试成功")
logger.info(f" - 响应时间: {response_time}ms")
logger.info(f" - 响应内容: {response[:100] if response else 'N/A'}")
return {
"success": True,
"message": "API 连接测试成功",
"response_time_ms": response_time,
"provider": provider,
"model": model_name,
"response_preview": response[:100] if response and len(response) > 100 else response,
"details": {
"api_available": True,
"model_accessible": True,
"response_valid": bool(response)
}
}
except ValueError as e:
# 配置错误
error_msg = str(e)
logger.error(f"❌ API 配置错误: {error_msg}")
return {
"success": False,
"message": "API 配置错误",
"error": error_msg,
"error_type": "ConfigurationError",
"suggestions": [
"请检查 API Key 是否正确",
"请确认 API Base URL 格式正确",
"请验证所选提供商是否匹配"
]
}
except TimeoutError as e:
# 超时错误
error_msg = str(e)
logger.error(f"❌ API 请求超时: {error_msg}")
return {
"success": False,
"message": "API 请求超时",
"error": error_msg,
"error_type": "TimeoutError",
"suggestions": [
"请检查网络连接",
"请确认 API Base URL 是否可访问",
"如果使用代理,请检查代理设置"
]
}
except Exception as e:
# 其他错误
error_msg = str(e)
error_type = type(e).__name__
logger.error(f"❌ API 测试失败: {error_msg}")
logger.error(f" - 错误类型: {error_type}")
# 分析错误原因并提供建议
suggestions = []
if "blocked" in error_msg.lower():
suggestions = [
"请求被 API 提供商阻止",
"可能原因:API Key 被限制或地区限制",
"建议:检查 API Key 状态和账户余额",
"建议:尝试更换 API Base URL 或使用代理"
]
elif "unauthorized" in error_msg.lower() or "401" in error_msg:
suggestions = [
"API Key 认证失败",
"建议:检查 API Key 是否正确",
"建议:确认 API Key 是否过期"
]
elif "not found" in error_msg.lower() or "404" in error_msg:
suggestions = [
"API 端点不存在或模型不可用",
"建议:检查 API Base URL 是否正确",
"建议:确认模型名称是否正确"
]
elif "rate limit" in error_msg.lower() or "429" in error_msg:
suggestions = [
"API 请求频率超限",
"建议:稍后重试",
"建议:升级 API 套餐"
]
elif "insufficient" in error_msg.lower() or "quota" in error_msg.lower():
suggestions = [
"API 配额不足",
"建议:检查账户余额",
"建议:充值或升级套餐"
]
else:
suggestions = [
"请检查所有配置参数是否正确",
"请确认网络连接正常",
"请查看详细错误信息"
]
return {
"success": False,
"message": "API 测试失败",
"error": error_msg,
"error_type": error_type,
"suggestions": suggestions
}