detail of product varient and serializer update

backend/product/admin.py

@@ -10,12 +10,6 @@ from unfold.widgets import UnfoldAdminColorInputWidget
 from unfold.decorators import action, display
 from utils.admin import ModelAdmin
 
-@admin.register(ProductVariant)
-class ProductVariantAdmin(ModelAdmin, ImportExportModelAdmin):
-    import_form_class = ImportForm
-    export_form_class = ExportForm
-    autocomplete_fields = ['product_attributes', 'images', 'in_pack_items']
-    warn_unsaved_form = True
 
 
 
@@ -48,6 +42,15 @@ class InPackItemsAdmin(ModelAdmin, ImportExportModelAdmin):
     }
 
 
+class AttributeValueInLine(StackedInline):
+    model = AttributeValue
+    extra = 0
+    show_change_link = True
+    min_num = 1
+    # autocomplete_fields = ['product_attributes', 'in_pack_items', 'images']
+    # search_fields = ['']
+
+
 @admin.register(AttributeType)
 class AttributeTypeAdmin(ModelAdmin, ImportExportModelAdmin):
     import_form_class = ImportForm
@@ -55,7 +58,7 @@ class AttributeTypeAdmin(ModelAdmin, ImportExportModelAdmin):
     search_fields = ['name']
     compressed_fields = True
     warn_unsaved_form = True
-
+    inlines = [AttributeValueInLine]
     formfield_overrides = {
         ArrayField: {
             "widget": ArrayWidget,
@@ -98,20 +101,6 @@ class ProductImagesAdmin(ModelAdmin):
 
 
 
-class ProductVariantInLine(StackedInline):
-    model = ProductVariant
-    extra = 0
-    show_change_link = True
-    tab = True
-    min_num = 1
-    autocomplete_fields = ['product_attributes', 'in_pack_items', 'images']
-    # search_fields = ['']
-    
-    
-    def formfield_for_dbfield(self, db_field, request, **kwargs):
-        if db_field.name == 'color':
-            kwargs['widget'] = UnfoldAdminColorInputWidget()
-        return super().formfield_for_dbfield(db_field, request, **kwargs)
 
 
 
@@ -129,24 +118,51 @@ class DetailModelAdmin(ModelAdmin, ImportExportModelAdmin):
             "widget": ArrayWidget,
         }
     }
+@admin.register(ProductDetailModel)
+class ProductDetailModel1Admin(ModelAdmin, ImportExportModelAdmin):
+    import_form_class = ImportForm
+    export_form_class = ExportForm
+    search_fields = ['detail_category__title']
+    compressed_fields = True
+    warn_unsaved_form = True
+
+    formfield_overrides = {
+        ArrayField: {
+            "widget": ArrayWidget,
+        }
+    }
 
 
 
-
-class DetailModelInLine(TabularInline):
-    model = ProductDetailModel
+class ProductVariantInLine(StackedInline):
+    model = ProductVariant
     extra = 0
-    fields = ['detail', 'detail_category']
     show_change_link = True
-    autocomplete_fields = ['detail', 'detail_category']
-
+    tab = True
+    min_num = 1
+    # inlines = [DetailModelInLine]
+    autocomplete_fields = ['product_attributes', 'in_pack_items', 'images', 'details']
+    # search_fields = ['']
+    
+    
+    def formfield_for_dbfield(self, db_field, request, **kwargs):
+        if db_field.name == 'color':
+            kwargs['widget'] = UnfoldAdminColorInputWidget()
+        return super().formfield_for_dbfield(db_field, request, **kwargs)
 
+@admin.register(ProductVariant)
+class ProductVariantAdmin(ModelAdmin, ImportExportModelAdmin):
+    import_form_class = ImportForm
+    export_form_class = ExportForm
+    autocomplete_fields = ['product_attributes', 'images', 'in_pack_items', 'details']
+    warn_unsaved_form = True
+    # inlines = [DetailModelInLine]
 
 @admin.register(ProductModel)
 class ProductModelAdmin(ModelAdmin, ImportExportModelAdmin):
     import_form_class = ImportForm
     export_form_class = ExportForm
-    inlines = [ProductVariantInLine, DetailModelInLine]
+    inlines = [ProductVariantInLine]
     readonly_fields = ('slug', )
     search_fields = ['name', 'description', ]
     list_filter = ['show', 'category']

backend/product/migrations/0031_alter_productdetailmodel_product.py

@@ -0,0 +1,19 @@
+# Generated by Django 5.1.2 on 2025-02-18 19:43
+
+import django.db.models.deletion
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('product', '0030_rename_attributes_productvariant_product_attributes_and_more'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='productdetailmodel',
+            name='product',
+            field=models.ForeignKey(on_delete=django.db.models.deletion.CASCADE, related_name='details', to='product.productvariant', verbose_name='محصول مرتبط'),
+        ),
+    ]

backend/product/migrations/0032_alter_productdetailmodel_unique_together_and_more.py

@@ -0,0 +1,26 @@
+# Generated by Django 5.1.2 on 2025-02-18 20:31
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('product', '0031_alter_productdetailmodel_product'),
+    ]
+
+    operations = [
+        migrations.AlterUniqueTogether(
+            name='productdetailmodel',
+            unique_together=set(),
+        ),
+        migrations.AddField(
+            model_name='productvariant',
+            name='details',
+            field=models.ManyToManyField(related_name='product', to='product.productdetailmodel', verbose_name='محصول مرتبط'),
+        ),
+        migrations.RemoveField(
+            model_name='productdetailmodel',
+            name='product',
+        ),
+    ]

backend/product/migrations/0033_alter_productvariant_details.py

@@ -0,0 +1,18 @@
+# Generated by Django 5.1.2 on 2025-02-18 20:41
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('product', '0032_alter_productdetailmodel_unique_together_and_more'),
+    ]
+
+    operations = [
+        migrations.AlterField(
+            model_name='productvariant',
+            name='details',
+            field=models.ManyToManyField(related_name='product', to='product.productdetailmodel', verbose_name='جزيیات محصول'),
+        ),
+    ]

backend/product/models.py

@@ -152,17 +152,6 @@ class ProductDetailCategory(models.Model):
         verbose_name = 'دسته بندی جزيات'
         verbose_name_plural = 'دسته بندی های جزيیات'    
 
-class ProductDetailModel(models.Model):
-    product = models.ForeignKey(ProductModel, on_delete=models.CASCADE, verbose_name='محصول مرتبط', related_name='details')
-    detail_category = models.ForeignKey(ProductDetailCategory, on_delete=models.CASCADE, verbose_name='دسته بندی جزيات', blank=True, null=True)
-    detail = models.ManyToManyField(DetailModel, verbose_name='جزيات ها')
-
-    class Meta:
-        verbose_name = 'جزیات محصول'
-        verbose_name_plural = 'جزیات محصول ها'
-        unique_together = ('product', 'detail_category')
-    def __str__(self):
-        return f'جزيیات محصول {self.product}'
 
 
 
@@ -216,6 +205,15 @@ class ProductImageModel(models.Model):
         verbose_name_plural = 'عکس های محصولات'
 
 
+class ProductDetailModel(models.Model):
+    detail_category = models.ForeignKey(ProductDetailCategory, on_delete=models.CASCADE, verbose_name='دسته بندی جزيات', blank=True, null=True)
+    detail = models.ManyToManyField(DetailModel, verbose_name='جزيات ها')
+
+    class Meta:
+        verbose_name = 'جزیات محصول'
+        verbose_name_plural = 'جزیات محصول ها'
+    # def __str__(self):
+    #     return f'جزيیات محصول {self.product}'
 
 
 class ProductVariant(models.Model):
@@ -237,6 +235,7 @@ class ProductVariant(models.Model):
     color = models.CharField(verbose_name='رنک', max_length=7, blank=True, null=True)
     images = models.ManyToManyField(ProductImageModel, verbose_name='عکس ها')
     video = models.FileField(upload_to='product_videos/', blank=True, null=True, verbose_name='ویدیو')
+    details = models.ManyToManyField(ProductDetailModel, verbose_name='جزيیات محصول', related_name='product')
     class Meta:
         verbose_name = 'تنوع محصول'
         verbose_name_plural = 'تنوع‌های محصول'
@@ -262,4 +261,4 @@ class ProductVariant(models.Model):
         return toman_price
 
     def get_toman_price_after_discount(self):
-        return self.get_toman_price() * ((100 - self.discount) / 100)
+        return self.get_toman_price() * ((100 - self.discount) / 100)

backend/product/serializers.py

@@ -48,6 +48,7 @@ class ProductVariantSerialzier(serializers.ModelSerializer):
     price = serializers.SerializerMethodField()
     in_pack_items = InPackItemsSerialzier(many=True)
     images = ProductImageSerailizer(many=True)
+    details = ProductDetailSerializer(many=True, read_only=True)
     class Meta:
         model = ProductVariant
         exclude = ('min_price', 'max_price','sell', 'currency', 'product')
@@ -73,7 +74,6 @@ class DynamicProductSerializer(serializers.ModelSerializer):
     # variants_colors = serializers.SerializerMethodField()
     is_new = serializers.SerializerMethodField()
     related_products = serializers.SerializerMethodField()
-    details = ProductDetailSerializer(many=True, read_only=True)
     
     def __init__(self, *args, **kwargs):
         super().__init__(*args, **kwargs)
@@ -92,7 +92,7 @@ class DynamicProductSerializer(serializers.ModelSerializer):
         fields = "__all__"
         view_type = {
             'list': ['name', 'rating', 'slug', 'category', 'variants'],
-            'instance': ['name', 'description', 'rating',  'slug', 'meta_description', 'meta_keywords', 'meta_rating', 'category', 'related_products', 'details', 'in_pack_items', 'variants'],
+            'instance': ['name', 'description', 'rating',  'slug', 'meta_description', 'meta_keywords', 'meta_rating', 'category', 'related_products', 'in_pack_items', 'variants'],
             'chat': ['name', 'description', 'variants']
         }