66 lines
2.7 KiB
Python
66 lines
2.7 KiB
Python
# coding=utf-8
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"""
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@project: MaxKB
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@Author：虎虎
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@file： chat_record.py
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@date：2025/6/23 11:16
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@desc:
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"""
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from typing import Dict
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from django.db import transaction
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from django.db.models import QuerySet
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from django.utils.translation import gettext_lazy as _, gettext
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from rest_framework import serializers
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from application.models import VoteChoices, ChatRecord
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from common.exception.app_exception import AppApiException
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from common.utils.lock import try_lock, un_lock
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class VoteRequest(serializers.Serializer):
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vote_status = serializers.ChoiceField(choices=VoteChoices.choices,
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label=_("Bidding Status"))
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class VoteSerializer(serializers.Serializer):
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chat_id = serializers.UUIDField(required=True, label=_("Conversation ID"))
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chat_record_id = serializers.UUIDField(required=True,
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label=_("Conversation record id"))
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@transaction.atomic
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def vote(self, instance: Dict, with_valid=True):
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if with_valid:
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self.is_valid(raise_exception=True)
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VoteRequest(data=instance).is_valid(raise_exception=True)
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if not try_lock(self.data.get('chat_record_id')):
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raise AppApiException(500,
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gettext(
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"Voting on the current session minutes, please do not send repeated requests"))
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try:
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chat_record_details_model = QuerySet(ChatRecord).get(id=self.data.get('chat_record_id'),
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chat_id=self.data.get('chat_id'))
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if chat_record_details_model is None:
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raise AppApiException(500, gettext("Non-existent conversation chat_record_id"))
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vote_status = instance.get("vote_status")
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if chat_record_details_model.vote_status == VoteChoices.UN_VOTE:
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if vote_status == VoteChoices.STAR:
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# 点赞
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chat_record_details_model.vote_status = VoteChoices.STAR
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if vote_status == VoteChoices.TRAMPLE:
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# 点踩
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chat_record_details_model.vote_status = VoteChoices.TRAMPLE
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chat_record_details_model.save()
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else:
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if vote_status == VoteChoices.UN_VOTE:
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# 取消点赞
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chat_record_details_model.vote_status = VoteChoices.UN_VOTE
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chat_record_details_model.save()
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else:
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raise AppApiException(500, gettext("Already voted, please cancel first and then vote again"))
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finally:
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un_lock(self.data.get('chat_record_id'))
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return True
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