update
This commit is contained in:
A'zamov Samandar
@@ -1,2 +1,2 @@
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from .home_api import * # noqa
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from .ad import * # noqa
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from .home_api import *
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from .ad import *
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@@ -1,270 +1,148 @@
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from rest_framework import serializers
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from django.db.models import Avg
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from core.apps.accounts.choices import AccountType
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from core.apps.api.models import AdModel, AdVariant, Category, AdImage, AdOption
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from core.apps.api.models import AdModel, AdVariantModel, CategoryModel, AdImageModel, AdOptionModel
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from core.apps.accounts.models import UserLike
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from core.apps.api.choices import AdVariantType
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from core.apps.api.serializers.common.color import ListColorSerializer
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from core.apps.api.serializers.common.size import ListSizeSerializer
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class AdOptionSerializer(serializers.ModelSerializer):
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class Meta:
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model = AdOption
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fields = [
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"id",
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"name",
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"value",
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]
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model = AdOptionModel
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fields = ["id", "name", "value"]
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read_only_fields = ["id"]
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class CategorySerializer(serializers.ModelSerializer):
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class Meta:
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model = Category
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model = CategoryModel
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fields = ["id", "name"]
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read_only_fields = ["id"]
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class AdImageSerializer(serializers.ModelSerializer):
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class Meta:
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model = AdImage
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fields = [
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"image",
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"ad_variant"
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]
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model = AdImageModel
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fields = ["id", "image", "ad_variant", "is_primary", "order"]
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read_only_fields = ["id"]
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def to_representation(self, instance):
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data = super().to_representation(instance)
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if instance.ad_variant is None:
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if not instance.ad_variant:
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data.pop("ad_variant", None)
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return data
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class AdVariantSerializer(serializers.ModelSerializer):
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color = ListColorSerializer()
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size = ListSizeSerializer()
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class Meta:
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model = AdVariant
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fields = [
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"id",
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"variant",
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"value",
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"is_available",
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"price",
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"discount",
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]
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model = AdVariantModel
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fields = ["id", "size", "color", "is_available", "price", "stock_quantity"]
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read_only_fields = ["id", "color_name"]
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class BaseAdSerializer(serializers.ModelSerializer):
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class AdListSerializer(serializers.ModelSerializer):
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is_liked = serializers.SerializerMethodField()
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star = serializers.SerializerMethodField()
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comment_count = serializers.SerializerMethodField()
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rating = serializers.SerializerMethodField()
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reviews_count = serializers.SerializerMethodField()
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class Meta:
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model = AdModel
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fields = [
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"id",
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"name",
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"price",
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"image",
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"is_liked",
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"star",
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"comment_count",
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]
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fields = ["id", "name", "price", "image", "discount", "is_liked", "rating", "reviews_count", "is_available"]
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read_only_fields = fields
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def get_star(self, obj):
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avg = obj.feedback.aggregate(avg=Avg("star"))["avg"]
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return avg or 0
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def get_rating(self, obj):
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"""Get average rating from feedbacks"""
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avg = obj.feedbacks.aggregate(avg=Avg("star"))["avg"]
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return round(avg, 1) if avg else 0
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def get_comment_count(self, obj):
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count = obj.feedback.count()
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return count or 0
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def get_reviews_count(self, obj):
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"""Get total count of feedbacks"""
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return obj.feedbacks.count()
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def get_is_liked(self, obj):
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"""Check if current user liked this ad"""
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request = self.context.get("request")
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user = getattr(request, "user", None)
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if not user or not user.is_authenticated:
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if not request or not request.user.is_authenticated:
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return False
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return UserLike.objects.filter(user=user, ad=obj).exists()
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return UserLike.objects.filter(user=request.user, ad=obj).exists()
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class ListAdSerializer(BaseAdSerializer):
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price = serializers.SerializerMethodField()
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discount = serializers.SerializerMethodField()
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class Meta(BaseAdSerializer.Meta):
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fields = [
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"id",
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"name",
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"price",
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"image",
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"star",
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"comment_count",
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"discount",
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"is_liked",
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]
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def _get_first_variant(self, obj):
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if not hasattr(self, "_variant_cache"):
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self._variant_cache = {}
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if obj.id not in self._variant_cache:
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self._variant_cache[obj.id] = obj.variants.order_by("price").first()
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return self._variant_cache[obj.id]
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def get_price(self, obj):
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variant = self._get_first_variant(obj)
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if not variant:
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return obj.price
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return variant.price if variant else 0
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def get_discount(self, obj):
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variant = self._get_first_variant(obj)
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return variant.discount if variant else -1.0
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class FullListAdSerializer(serializers.Serializer):
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ads = ListAdSerializer(many=True)
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categories = serializers.SerializerMethodField()
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colors = serializers.SerializerMethodField()
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sizes = serializers.SerializerMethodField()
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min_price = serializers.SerializerMethodField()
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max_price = serializers.SerializerMethodField()
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def get_categories(self, obj):
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ads = obj.get("ads", [])
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category_ids = set()
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categories = []
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for ad in ads:
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category = ad.category
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if category and category.id not in category_ids:
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category_ids.add(category.id)
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categories.append(category)
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return CategorySerializer(categories, many=True).data
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def get_colors(self, obj):
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ads = obj.get("ads", [])
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color_values = set()
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for ad in ads:
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variants = getattr(ad, "variants", [])
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for v in variants.all():
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if v.variant == AdVariantType.COLOR:
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color_values.add(v.value)
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return list(color_values)
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def get_sizes(self, obj):
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ads = obj.get("ads", [])
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size_values = set()
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for ad in ads:
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variants = getattr(ad, "variants", [])
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for v in variants.all():
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if v.variant == AdVariantType.SIZE:
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size_values.add(v.value)
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return list(size_values)
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def get_min_price(self, obj):
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ads = obj.get("ads", [])
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prices = []
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for ad in ads:
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ad_data = ListAdSerializer(ad, context=self.context).data
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price = ad_data.get("price")
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if price is not None:
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prices.append(price)
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return min(prices) if prices else None
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def get_max_price(self, obj):
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ads = obj.get("ads", [])
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prices = []
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for ad in ads:
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ad_data = ListAdSerializer(ad, context=self.context).data
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price = ad_data.get("price")
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if price is not None:
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prices.append(price)
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return max(prices) if prices else None
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class RetrieveAdSerializer(BaseAdSerializer):
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class AdDetailSerializer(AdListSerializer):
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variants = AdVariantSerializer(many=True, read_only=True)
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images = serializers.SerializerMethodField()
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images = AdImageSerializer(many=True, read_only=True)
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colors = serializers.SerializerMethodField()
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sizes = serializers.SerializerMethodField()
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creator = serializers.SerializerMethodField()
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options = AdOptionSerializer(many=True, read_only=True)
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category = CategorySerializer(read_only=True)
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class Meta(BaseAdSerializer.Meta):
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fields = [
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"id",
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"name",
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"price",
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"image",
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"star",
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"comment_count",
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"is_liked",
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class Meta(AdListSerializer.Meta):
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fields = AdListSerializer.Meta.fields + [
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"description",
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"images",
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"variants",
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"colors",
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"sizes",
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"creator",
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"description",
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"options"
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"options",
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"category",
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"ad_type",
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"physical_product",
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]
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def get_images(self, obj):
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objects = obj.images.all()
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return AdImageSerializer(objects, many=True, context=self.context).data
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def get_colors(self, obj):
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color_values = set()
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variants = getattr(obj, "variants", [])
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for v in variants.all():
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if v.variant == AdVariantType.COLOR:
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color_values.add(v.value)
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return list(color_values)
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"""Get unique colors from variants"""
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return list(obj.variants.values_list("color", flat=True).distinct())
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def get_sizes(self, obj):
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size_values = set()
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variants = getattr(obj, "variants", [])
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for v in variants.all():
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if v.variant == AdVariantType.SIZE:
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size_values.add(v.value)
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return list(size_values)
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"""Get unique sizes from variants"""
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return list(obj.variants.values_list("size", flat=True).distinct())
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def get_creator(self, obj):
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"""Get creator information"""
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user = obj.user
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user_type = user.account_type
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request = self.context.get("request")
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avatar_url = request.build_absolute_uri(user.avatar.url) if user.avatar else None
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avatar_url = None
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if user.avatar and request:
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avatar_url = request.build_absolute_uri(user.avatar.url)
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if user_type == AccountType.BUSINESS:
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return {
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"username": user.business.name,
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"avatar": avatar_url,
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"create_at": user.validated_at,
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"last_live": "endi qo'shamiz! waiting pls ))"
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}
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if user.account_type == AccountType.BUSINESS:
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username = user.business.name if hasattr(user, "business") else user.username
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else:
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username = f"{user.first_name} {user.last_name}"
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return {
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"username": username,
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"avatar": avatar_url,
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"create_at": user.validated_at,
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"last_live": "endi qo'shamiz! waiting pls ))"
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}
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username = f"{user.first_name} {user.last_name}".strip() or user.username
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return {
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"id": user.id,
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"username": username,
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"avatar": avatar_url,
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"account_type": user.account_type,
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"joined_at": user.date_joined,
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}
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class CreateAdSerializer(BaseAdSerializer):
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class Meta(BaseAdSerializer.Meta): ...
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class AdCreateSerializer(serializers.ModelSerializer):
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class Meta:
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model = AdModel
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fields = [
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"name",
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"ad_type",
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"category",
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"ad_category_type",
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"discount",
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"is_available",
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"physical_product",
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"plan",
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"tags",
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"image",
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"description",
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]
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def create(self, validated_data):
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validated_data["user"] = self.context["request"].user
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return super().create(validated_data)
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@@ -1,26 +1,22 @@
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from rest_framework import serializers
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from django.db.models import Avg
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from core.apps.api.models import AdModel, AdVariant
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from core.apps.api.models import AdModel, AdVariantModel
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from core.apps.accounts.models import UserLike
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class AdVariantSerializer(serializers.ModelSerializer):
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color_name = serializers.CharField(source="color.name", read_only=True)
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class Meta:
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model = AdVariant
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fields = [
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"variant",
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"value",
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"is_available",
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"price",
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"discount",
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]
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model = AdVariantModel
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fields = ["id", "value", "color_name", "is_available", "price"]
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read_only_fields = fields
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class BaseHomeAdSerializer(serializers.ModelSerializer):
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star = serializers.SerializerMethodField()
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comment_count = serializers.SerializerMethodField()
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price = serializers.SerializerMethodField()
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discount = serializers.SerializerMethodField()
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class HomeAdListSerializer(serializers.ModelSerializer):
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"""Optimized serializer for home page ad listing"""
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rating = serializers.SerializerMethodField()
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reviews_count = serializers.SerializerMethodField()
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is_liked = serializers.SerializerMethodField()
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class Meta:
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@@ -30,54 +26,25 @@ class BaseHomeAdSerializer(serializers.ModelSerializer):
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"name",
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"price",
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"image",
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"star",
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"comment_count",
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"rating",
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"reviews_count",
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"discount",
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"is_liked",
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]
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read_only_fields = fields
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def _get_first_variant(self, obj):
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if not hasattr(self, "_variant_cache"):
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self._variant_cache = {}
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if obj.id not in self._variant_cache:
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self._variant_cache[obj.id] = obj.variants.order_by("price").first()
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return self._variant_cache[obj.id]
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def get_rating(self, obj):
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"""Get average rating"""
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avg = obj.feedbacks.aggregate(avg=Avg("star"))["avg"]
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return round(avg, 1) if avg else 0
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def get_price(self, obj):
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variant = self._get_first_variant(obj)
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if not variant:
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return obj.price
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return variant.price if variant else 0
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def get_discount(self, obj):
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variant = self._get_first_variant(obj)
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return variant.discount if variant else -1.0
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def get_star(self, obj):
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avg = obj.feedback.aggregate(avg=Avg("star"))["avg"]
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return avg or 0
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def get_comment_count(self, obj):
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count = obj.feedback.count()
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return count or 0
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def get_reviews_count(self, obj):
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"""Get feedback count"""
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return obj.feedbacks.count()
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def get_is_liked(self, obj):
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"""Check if user liked this ad"""
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request = self.context.get("request")
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user = getattr(request, "user", None)
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if not user or not user.is_authenticated:
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if not request or not request.user.is_authenticated:
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return False
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return UserLike.objects.filter(user=user, ad=obj).exists()
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class ListHomeAdSerializer(BaseHomeAdSerializer):
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class Meta(BaseHomeAdSerializer.Meta): ...
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class RetrieveHomeAdSerializer(BaseHomeAdSerializer):
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class Meta(BaseHomeAdSerializer.Meta): ...
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class CreateHomeAdSerializer(BaseHomeAdSerializer):
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class Meta(BaseHomeAdSerializer.Meta): ...
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return UserLike.objects.filter(user=request.user, ad=obj).exists()
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Reference in New Issue
Block a user