134 lines
5.1 KiB
Python
134 lines
5.1 KiB
Python
from rest_framework import serializers
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from .models import Activity, ActivitySignup, Topic, Reply, TopicMedia, Announcement
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from shop.serializers import WeChatUserSerializer, ESP32ConfigSerializer, ServiceSerializer, VCCourseSerializer, OrderSerializer
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from .utils import get_current_wechat_user
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class ActivitySerializer(serializers.ModelSerializer):
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display_banner_url = serializers.ReadOnlyField()
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signup_form_config = serializers.SerializerMethodField()
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current_signups = serializers.IntegerField(read_only=True)
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has_signed_up = serializers.SerializerMethodField()
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is_signed_up = serializers.SerializerMethodField()
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class Meta:
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model = Activity
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fields = '__all__'
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def get_has_signed_up(self, obj):
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return self.get_is_signed_up(obj)
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def get_is_signed_up(self, obj):
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request = self.context.get('request')
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if not request:
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return False
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user = get_current_wechat_user(request)
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if user:
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# Check if there is a valid signup (not cancelled)
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return obj.signups.filter(user=user).exclude(status='cancelled').exists()
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return False
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def get_signup_form_config(self, obj):
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# 1. 优先使用 JSON 配置
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if obj.signup_form_config:
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return obj.signup_form_config
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# 2. 否则根据开关生成默认配置
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config = []
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if obj.ask_name:
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config.append({"name": "name", "label": "姓名", "type": "text", "required": True})
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if obj.ask_phone:
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config.append({"name": "phone", "label": "手机号", "type": "number", "required": True})
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if obj.ask_wechat:
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config.append({"name": "wechat", "label": "微信号", "type": "text", "required": True})
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if obj.ask_company:
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config.append({"name": "company", "label": "公司/机构", "type": "text", "required": False})
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return config
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class ActivitySignupSerializer(serializers.ModelSerializer):
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activity_info = serializers.SerializerMethodField()
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order = OrderSerializer(read_only=True)
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class Meta:
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model = ActivitySignup
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fields = ['id', 'activity', 'activity_info', 'user', 'signup_time', 'status', 'signup_info', 'order']
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read_only_fields = ['signup_time', 'status', 'user']
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def get_activity_info(self, obj):
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return ActivitySerializer(obj.activity).data
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class TopicMediaSerializer(serializers.ModelSerializer):
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url = serializers.SerializerMethodField()
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class Meta:
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model = TopicMedia
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fields = ['id', 'file', 'file_url', 'url', 'media_type', 'created_at']
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def get_url(self, obj):
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if obj.file:
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return obj.file.url
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return obj.file_url
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class ReplySerializer(serializers.ModelSerializer):
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author_info = WeChatUserSerializer(source='author', read_only=True)
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media = TopicMediaSerializer(many=True, read_only=True)
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media_ids = serializers.ListField(
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child=serializers.IntegerField(),
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write_only=True,
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required=False
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)
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class Meta:
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model = Reply
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fields = ['id', 'topic', 'content', 'author', 'author_info', 'reply_to', 'media', 'created_at', 'media_ids']
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read_only_fields = ['author', 'created_at']
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def create(self, validated_data):
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media_ids = validated_data.pop('media_ids', [])
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reply = super().create(validated_data)
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if media_ids:
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TopicMedia.objects.filter(id__in=media_ids).update(reply=reply)
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return reply
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class TopicSerializer(serializers.ModelSerializer):
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author_info = WeChatUserSerializer(source='author', read_only=True)
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replies = ReplySerializer(many=True, read_only=True)
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media = TopicMediaSerializer(many=True, read_only=True)
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is_verified_owner = serializers.BooleanField(read_only=True)
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product_info = ESP32ConfigSerializer(source='related_product', read_only=True)
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service_info = ServiceSerializer(source='related_service', read_only=True)
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course_info = VCCourseSerializer(source='related_course', read_only=True)
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media_ids = serializers.ListField(
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child=serializers.IntegerField(),
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write_only=True,
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required=False
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)
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class Meta:
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model = Topic
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fields = [
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'id', 'title', 'category', 'content', 'author', 'author_info',
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'related_product', 'product_info',
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'related_service', 'service_info',
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'related_course', 'course_info',
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'view_count', 'is_pinned', 'created_at', 'updated_at',
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'is_verified_owner', 'replies', 'media', 'media_ids'
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]
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read_only_fields = ['author', 'view_count', 'created_at', 'updated_at', 'is_verified_owner']
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def create(self, validated_data):
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media_ids = validated_data.pop('media_ids', [])
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topic = super().create(validated_data)
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if media_ids:
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TopicMedia.objects.filter(id__in=media_ids).update(topic=topic)
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return topic
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class AnnouncementSerializer(serializers.ModelSerializer):
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display_image_url = serializers.ReadOnlyField()
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class Meta:
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model = Announcement
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fields = '__all__'
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