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webprewviewapi/prompt/api.py
2026-04-16 00:40:22 -06:00

143 lines
4.6 KiB
Python

import threading
from typing import List, Optional
from uuid import UUID
from ninja import Router
from ninja.errors import HttpError
from django.shortcuts import get_object_or_404
from django.contrib.auth.decorators import login_required
from django.db.models import Count
from .models import Conversation, Message
from .schemas import ConversationOut, MessageOut
from account.models import RoleChoices
router = Router()
@router.get("/conversations/", response=List[ConversationOut])
@login_required
def list_conversations(request, task_id: int = None, user_id: int = None):
convs = Conversation.objects.select_related("user", "task").annotate(
msg_count=Count("messages")
)
# Normal users can only see their own
if request.user.role == "normal":
convs = convs.filter(user=request.user)
elif user_id:
convs = convs.filter(user_id=user_id)
if task_id:
convs = convs.filter(task_id=task_id)
convs = convs.order_by("-msg_count", "-created")
return [ConversationOut.from_conv(c) for c in convs]
@router.get("/conversations/{conversation_id}/messages/", response=List[MessageOut])
@login_required
def list_messages(request, conversation_id: UUID):
conv = get_object_or_404(Conversation, id=conversation_id)
# Normal users can only see their own
if request.user.role == "normal" and conv.user != request.user:
return []
messages = conv.messages.all()
return [
{
"id": m.id,
"role": m.role,
"source": m.source,
"content": m.content,
"code_html": m.code_html,
"code_css": m.code_css,
"code_js": m.code_js,
"prompt_level": m.prompt_level,
"created": m.created.isoformat(),
}
for m in messages
]
@router.post("/conversations/{conversation_id}/classify")
@login_required
def classify_conversation(request, conversation_id: UUID, force: bool = False):
"""
对对话中所有用户消息进行层级分类(仅管理员和超级管理员可操作,异步执行)
"""
if request.user.role not in (RoleChoices.SUPER, RoleChoices.ADMIN):
raise HttpError(403, "没有权限")
get_object_or_404(Conversation, id=conversation_id)
from submission.classifier import classify_conversation_messages
threading.Thread(
target=classify_conversation_messages,
args=(conversation_id,),
kwargs={"force": force},
daemon=True,
).start()
return {"message": "开始分类"}
@router.post("/classify-batch")
@login_required
def classify_batch(request, task_id: Optional[int] = None, force: bool = False):
"""
批量分类所有(或指定任务)对话的用户消息层级(仅管理员和超级管理员,异步执行)
"""
if request.user.role not in (RoleChoices.SUPER, RoleChoices.ADMIN):
raise HttpError(403, "没有权限")
qs = Message.objects.filter(role="user")
if task_id:
qs = qs.filter(conversation__task_id=task_id)
if not force:
qs = qs.filter(prompt_level__isnull=True)
ids = list(qs.values_list("id", flat=True))
from submission.classifier import classify_messages_batch
threading.Thread(target=classify_messages_batch, args=(ids,), daemon=True).start()
return {"message": f"开始分类 {len(ids)} 条消息", "count": len(ids)}
@router.delete("/messages/{message_id}/pair")
@login_required
def delete_message_pair(request, message_id: int):
"""
Delete a message pair (assistant message + preceding user message) and
any linked submission. Only the conversation owner can do this.
"""
asst_msg = get_object_or_404(Message, id=message_id, role="assistant")
if asst_msg.conversation.user != request.user:
raise HttpError(403, "只能删除自己的消息")
# Find the preceding user message
user_msg = (
Message.objects.filter(
conversation=asst_msg.conversation,
created__lt=asst_msg.created,
role="user",
)
.order_by("-created")
.first()
)
# Delete messages first, then submission
submission_id = asst_msg.submission_id # capture before deletion nulls it
if user_msg:
user_msg.delete()
asst_msg.delete()
submission_deleted = False
if submission_id:
from submission.models import Submission as SubmissionModel
try:
SubmissionModel.objects.filter(id=submission_id).delete()
submission_deleted = True
except Exception:
pass
return {"deleted": True, "submission_deleted": submission_deleted}