File size: 6,329 Bytes
0cac273 901a13f 0cac273 901a13f 0cac273 901a13f 0cac273 901a13f 0cac273 901a13f 0cac273 |
1 2 3 4 5 6 7 8 9 10 11 12 13 14 15 16 17 18 19 20 21 22 23 24 25 26 27 28 29 30 31 32 33 34 35 36 37 38 39 40 41 42 43 44 45 46 47 48 49 50 51 52 53 54 55 56 57 58 59 60 61 62 63 64 65 66 67 68 69 70 71 72 73 74 75 76 77 78 79 80 81 82 83 84 85 86 87 88 89 90 91 92 93 94 95 96 97 98 99 100 101 102 103 104 105 106 107 108 109 110 111 112 113 114 115 116 117 118 119 120 121 122 123 124 125 126 127 128 129 130 131 132 133 134 135 136 137 138 139 140 141 142 143 144 145 146 147 148 149 150 151 152 153 154 155 156 157 158 159 160 161 162 163 164 165 166 167 168 169 170 |
from datetime import datetime
from http.client import HTTPException
import json
from typing import Any, Dict, Optional
import uuid
import httpx
from api import validate
from api.config import MODEL_MAPPING, headers
from fastapi import Depends, security
from fastapi.security import HTTPAuthorizationCredentials
from api.config import APP_SECRET, BASE_URL
from api.models import ChatRequest
from api.logger import setup_logger
logger = setup_logger(__name__)
def create_chat_completion_data(
content: str, model: str, timestamp: int, finish_reason: Optional[str] = None
) -> Dict[str, Any]:
return {
"id": f"chatcmpl-{uuid.uuid4()}",
"object": "chat.completion.chunk",
"created": timestamp,
"model": model,
"choices": [
{
"index": 0,
"delta": {"content": content, "role": "assistant"},
"finish_reason": finish_reason,
}
],
"usage": None,
}
def verify_app_secret(credentials: HTTPAuthorizationCredentials = Depends(security)):
if credentials.credentials != APP_SECRET:
raise HTTPException(status_code=403, detail="Invalid APP_SECRET")
return credentials.credentials
def message_to_dict(message):
if isinstance(message.content, str):
return {"role": message.role, "content": message.content}
elif isinstance(message.content, list) and len(message.content) == 2:
return {
"role": message.role,
"content": message.content[0]["text"],
"data": {
"imageBase64": message.content[1]["image_url"]["url"],
"fileText": "",
"title": "snapshoot",
},
}
else:
return {"role": message.role, "content": message.content}
async def process_streaming_response(request: ChatRequest):
json_data = {
"messages": [message_to_dict(msg) for msg in request.messages],
"previewToken": None,
"userId": None,
"codeModelMode": True,
"agentMode": {},
"trendingAgentMode": {},
"isMicMode": False,
"userSystemPrompt": None,
"maxTokens": request.max_tokens,
"playgroundTopP": request.top_p,
"playgroundTemperature": request.temperature,
"isChromeExt": False,
"githubToken": None,
"clickedAnswer2": False,
"clickedAnswer3": False,
"clickedForceWebSearch": False,
"visitFromDelta": False,
"mobileClient": False,
"userSelectedModel": MODEL_MAPPING.get(request.model),
"validated": validate.getHid()
}
async with httpx.AsyncClient() as client:
try:
async with client.stream(
"POST",
f"{BASE_URL}/api/chat",
headers=headers,
json=json_data,
timeout=100,
) as response:
response.raise_for_status()
async for line in response.aiter_lines():
timestamp = int(datetime.now().timestamp())
if line:
content = line + "\n"
if "https://www.blackbox.ai" in content:
validate.getHid(True)
content = "hid已刷新,重新对话即可\n"
yield f"data: {json.dumps(create_chat_completion_data(content, request.model, timestamp))}\n\n"
break
if content.startswith("$@$v=undefined-rv1$@$"):
yield f"data: {json.dumps(create_chat_completion_data(content[21:], request.model, timestamp))}\n\n"
else:
yield f"data: {json.dumps(create_chat_completion_data(content, request.model, timestamp))}\n\n"
yield f"data: {json.dumps(create_chat_completion_data('', request.model, timestamp, 'stop'))}\n\n"
yield "data: [DONE]\n\n"
except httpx.HTTPStatusError as e:
logger.error(f"HTTP error occurred: {e}")
raise HTTPException(status_code=e.response.status_code, detail=str(e))
except httpx.RequestError as e:
logger.error(f"Error occurred during request: {e}")
raise HTTPException(status_code=500, detail=str(e))
async def process_non_streaming_response(request: ChatRequest):
json_data = {
"messages": [message_to_dict(msg) for msg in request.messages],
"previewToken": None,
"userId": None,
"codeModelMode": True,
"agentMode": {},
"trendingAgentMode": {},
"isMicMode": False,
"userSystemPrompt": None,
"maxTokens": request.max_tokens,
"playgroundTopP": request.top_p,
"playgroundTemperature": request.temperature,
"isChromeExt": False,
"githubToken": None,
"clickedAnswer2": False,
"clickedAnswer3": False,
"clickedForceWebSearch": False,
"visitFromDelta": False,
"mobileClient": False,
"userSelectedModel": MODEL_MAPPING.get(request.model),
"validated": validate.getHid()
}
full_response = ""
async with httpx.AsyncClient() as client:
async with client.stream(
method="POST", url=f"{BASE_URL}/api/chat", headers=headers, json=json_data
) as response:
async for chunk in response.aiter_text():
full_response += chunk
if "https://www.blackbox.ai" in full_response:
validate.getHid(True)
full_response = "hid已刷新，重新对话即可"
if full_response.startswith("$@$v=undefined-rv1$@$"):
full_response = full_response[21:]
return {
"id": f"chatcmpl-{uuid.uuid4()}",
"object": "chat.completion",
"created": int(datetime.now().timestamp()),
"model": request.model,
"choices": [
{
"index": 0,
"message": {"role": "assistant", "content": full_response},
"finish_reason": "stop",
}
],
"usage": None,
}
|