Azimkin
af129309ab
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- Updated `Item` model to use a ManyToManyField for colors, replacing the old ForeignKey relationship - Modified templates to handle multiple color swatches in product details - Updated admin for managing colors with `filter_horizontal` - Adjusted views to prefetch related `colors` data for items - Added migration to apply database changes
91 lines
2.6 KiB
Python
91 lines
2.6 KiB
Python
from django import forms
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from django.contrib import admin
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from django.http import JsonResponse
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from django.urls import path
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from .models import Category, Color, Item, ItemImage, Subcategory
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def get_subcategory_queryset(category_id):
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if not category_id:
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return Subcategory.objects.none()
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try:
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category_id = int(category_id)
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except (TypeError, ValueError):
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return Subcategory.objects.none()
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return Subcategory.objects.filter(category_id=category_id).order_by('name')
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@admin.register(Color)
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class ColorAdmin(admin.ModelAdmin):
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list_display = ('name', 'hex_code')
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@admin.register(Category)
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class CategoryAdmin(admin.ModelAdmin):
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list_display = ('name', 'slug')
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prepopulated_fields = {'slug': ('name',)}
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@admin.register(Subcategory)
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class SubcategoryAdmin(admin.ModelAdmin):
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list_display = ('name', 'category', 'slug')
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list_filter = ('category',)
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prepopulated_fields = {'slug': ('name',)}
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class ItemAdminForm(forms.ModelForm):
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class Meta:
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model = Item
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fields = '__all__'
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def __init__(self, *args, **kwargs):
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super().__init__(*args, **kwargs)
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category_id = self.data.get('category') or getattr(self.instance, 'category_id', None)
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self.fields['subcategory'].queryset = get_subcategory_queryset(category_id)
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class ItemImageInline(admin.TabularInline):
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model = ItemImage
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extra = 1
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fields = ('image', 'alt', 'sort_order', 'is_primary')
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@admin.register(Item)
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class ItemAdmin(admin.ModelAdmin):
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form = ItemAdminForm
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save_as = True
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list_display = ('name', 'category', 'subcategory', 'price', 'discount_price', 'is_new', 'is_available', 'created_at')
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list_filter = ('is_available', 'is_new', 'colors', 'category', 'subcategory', 'created_at')
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filter_horizontal = ('colors',)
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prepopulated_fields = {'slug': ('name',)}
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inlines = (ItemImageInline,)
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class Media:
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js = ('items/admin/item-subcategory.js',)
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def get_urls(self):
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urls = super().get_urls()
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custom_urls = [
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path(
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'subcategories/',
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self.admin_site.admin_view(self.subcategories_view),
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name='items_item_subcategories',
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),
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]
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return custom_urls + urls
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def subcategories_view(self, request):
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category_id = request.GET.get('category_id')
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subcategories = get_subcategory_queryset(category_id)
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return JsonResponse({
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'subcategories': [
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{'id': subcategory.id, 'name': subcategory.name}
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for subcategory in subcategories
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],
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})
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