update shop admin panel

shop/admin.py

@@ -13,6 +13,7 @@ from .models import (
 @admin.register(Product)
 class ProductAdmin(admin.ModelAdmin):
     list_display = ("title", "ordering_value", "price", "cut")
+    search_fields = ["title", "description"]  # Enable search for autocomplete
 
 @admin.register(Color)
 class ColorAdmin(admin.ModelAdmin):
@@ -41,8 +42,22 @@ class SizeAdmin(admin.ModelAdmin):
 
 class OrderItemInline(admin.TabularInline):
     model = OrderItem
-    extra = 0
-    readonly_fields = ('product', 'quantity', 'color', 'size', 'price')
+    extra = 1  # Show one extra row for adding new items
+    autocomplete_fields = ['product']  # Enable product search
+    fields = ('product', 'quantity', 'color', 'size', 'price')
+
+@admin.register(OrderItem)
+class OrderItemAdmin(admin.ModelAdmin):
+    list_display = ('order', 'product', 'quantity', 'color', 'size', 'price', 'get_total_price')
+    list_filter = ('product', 'color', 'size', 'order__status')
+    search_fields = ('order__id', 'product__title', 'order__user__email', 'order__guest_user__email')
+    autocomplete_fields = ['order', 'product']
+    list_editable = ('quantity', 'price')
+
+    def get_total_price(self, obj):
+        return obj.get_total_price()
+    get_total_price.short_description = 'Total Price'
+    get_total_price.admin_order_field = 'price'  # Allows column to be sortable
 
 @admin.register(ShippingAddress)
 class ShippingAddressAdmin(admin.ModelAdmin):
@@ -61,6 +76,7 @@ class OrderAdmin(admin.ModelAdmin):
     readonly_fields = ('shipping_address_details',)
     actions = ['change_order_status']
     autocomplete_fields = ['user']  # Add this line for user search functionality
+    search_fields = ['id', 'user__email', 'user__username', 'guest_user__email']  # Add this line
 
     def get_email(self, obj):
         if obj.guest_user: