yuetsh
e172ffc0b3
自由创作：新增 Creation 模型（继承 Task，display 自动递增）与 /api/creation/ 路由，支持增删改和代码保存，只有创作者本人和超管可访问。 自由创作不进入提交/评分体系；prompt 的两个 WebSocket consumer 连接时校验 can_access_task。补充 task/tests.py 覆盖上述行为。 Co-Authored-By: Claude Opus 5 <noreply@anthropic.com>
46 lines
1.4 KiB
Python
46 lines
1.4 KiB
Python
from django.db.models import Count, Q
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from .models import Conversation
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def can_access_task(user, task_id):
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"""自由创作只有创作者本人（和超管）能对话，其他任务对所有登录用户开放。"""
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from account.models import RoleChoices
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from task.models import Creation
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owner_id = (
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Creation.objects.filter(pk=task_id).values_list("owner_id", flat=True).first()
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)
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if owner_id is None:
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return True
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return owner_id == user.id or user.role == RoleChoices.SUPER
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def get_active_conversation(user, task_id):
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"""Return the conversation with the most messages for this user+task, or None."""
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return (
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Conversation.objects.filter(user=user, task_id=task_id)
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.annotate(msg_count=Count("messages"))
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.order_by("-msg_count", "-created")
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.first()
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)
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def get_or_create_active_conversation(user, task_id):
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conv = get_active_conversation(user, task_id)
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if not conv:
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conv = Conversation.objects.create(user=user, task_id=task_id)
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return conv
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def get_preceding_user_message(asst_msg):
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"""Return the user message immediately preceding an assistant message in its conversation."""
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return (
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asst_msg.conversation.messages.filter(role="user")
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.filter(
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Q(created__lt=asst_msg.created)
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| Q(created=asst_msg.created, id__lt=asst_msg.id)
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)
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.order_by("-created", "-id")
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.first()
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)
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