Parsa Nazer
150 lines
4.9 KiB
Python
150 lines
4.9 KiB
Python
from .models import *
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from rest_framework import serializers
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from django.utils import timezone
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from datetime import timedelta
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class DetailSerializer(serializers.ModelSerializer):
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class Meta:
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model = DetailModel
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fields = '__all__'
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class ProductDetailSerializer(serializers.ModelSerializer):
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detail = DetailSerializer(many=True, read_only=True)
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class Meta:
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model = ProductDetailModel
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exclude = ('product',)
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class AttributeTypeSerialzier(serializers.ModelSerializer):
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class Meta:
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model = AttributeType
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fields = "__all__"
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class AttributeValueSerialzier(serializers.ModelSerializer):
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attribute_type = AttributeTypeSerialzier()
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class Meta:
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model = AttributeValue
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fields = "__all__"
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class InPackItemsSerialzier(serializers.ModelSerializer):
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class Meta:
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model = InPackItems
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fields = '__all__'
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class ProductImageSerailizer(serializers.ModelSerializer):
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class Meta:
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model = ProductImageModel
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fields = '__all__'
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class ProductVariantSerialzier(serializers.ModelSerializer):
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product_attributes = AttributeValueSerialzier(many=True)
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price = serializers.SerializerMethodField()
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in_pack_items = InPackItemsSerialzier(many=True)
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images = ProductImageSerailizer(many=True)
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details = ProductDetailSerializer(many=True, read_only=True)
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class Meta:
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model = ProductVariant
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exclude = ('min_price', 'max_price','sell', 'currency', 'product')
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def get_price(self, obj):
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dollor_price = self.context.get('dollor_price')
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toman_price = obj.get_toman_price(dollor_price=dollor_price)
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return "{:,.0f} تومان".format(toman_price)
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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view_type = self.context.get('view_type', None)
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if view_type == 'list':
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self.fields.pop('in_pack_items', None)
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class DynamicProductSerializer(serializers.ModelSerializer):
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variants = serializers.SerializerMethodField()
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# variants_colors = serializers.SerializerMethodField()
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is_new = serializers.SerializerMethodField()
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related_products = serializers.SerializerMethodField()
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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view_type = self.context.get('view_type', 'all')
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if view_type != 'all':
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allowed_fields = self.Meta.view_type[view_type]
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allowed = set(allowed_fields)
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existing = set(self.fields.keys())
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for field_name in existing - allowed:
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self.fields.pop(field_name)
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class Meta:
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model = ProductModel
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fields = "__all__"
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view_type = {
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'list': ['name', 'rating', 'slug', 'category', 'variants'],
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'instance': ['name', 'description', 'rating', 'slug', 'meta_description', 'meta_keywords', 'meta_rating', 'category', 'related_products', 'in_pack_items', 'variants'],
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'chat': ['name', 'description', 'variants']
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}
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def get_variants(self, obj):
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return ProductVariantSerialzier(instance=obj.variants.all(), many=True, context=self.context).data
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# def get_variants_colors(self, obj):
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# varients = obj.variants.all()
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# attributes = AttributeValue.objects.filter(variant__in=varients)
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# return AttributeValueForProductListSerialzier(instance=attributes, many=True, context=self.context).data
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def get_is_new(self, obj):
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return timezone.now() < obj.created_at + timedelta(days=7)
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def get_related_products(self, obj):
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if obj.related_products.all().count() >= 5:
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related_products = obj.related_products.all()
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else:
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related_products = obj.category.products
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serializer = DynamicProductSerializer(
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related_products,
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many=True,
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context={
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'view_type': 'list',
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'dollor_price': self.context.get('dollor_price')
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}
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)
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return serializer.data
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class CommentSerializer(serializers.ModelSerializer):
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class Meta:
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model = CommentModel
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exclude = ('review_status', )
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read_only_fields = ('review_status', 'product', 'user')
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class SubCategorySerializer(serializers.ModelSerializer):
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product_count = serializers.SerializerMethodField()
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parent = serializers.SerializerMethodField()
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class Meta:
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model = SubCategoryModel
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fields = ['id', 'name', 'slug','icon', 'meta_title', 'meta_description', 'product_count', 'show', 'parent', 'image']
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def get_product_count(self, obj):
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return obj.products.count()
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def get_parent(self, obj):
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return obj.parent.name
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class MainCategorySerializer(serializers.ModelSerializer):
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subcategorys = SubCategorySerializer(many=True)
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class Meta:
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model = MainCategoryModel
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fields = ['id', 'name', 'slug', 'icon', 'meta_title', 'meta_description', 'subcategorys']
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