feat(import-export): add csv import export

buyers_panel/admin.py

@@ -1,5 +1,9 @@
 from django.contrib import admin
 from buyers_panel.models import BillingAddress, Order, OrderItem, Refund, Buyer
+from import_export import resources
+from import_export.admin import ImportExportMixin
+from django.urls import reverse
+from django.utils.html import format_html
 
 class OrderItemAdmin(admin.ModelAdmin):
     model = OrderItem
@@ -19,13 +23,20 @@ def queryset(self, request, queryset):
             return queryset.filter(status__in=('P', 'O'))
         return queryset
 
-class OrderAdmin(admin.ModelAdmin):
+class OrderAdmin(ImportExportMixin, admin.ModelAdmin):
     model = Order
-    list_display = ['id','user', 'shipping_address', 'ordered_date', 'status']
-    search_fields = ['ref_code', 'user',]
+    list_display = ['id', 'link_to_customer', 'shipping_address', 'ordered_date', 'status',]
+    search_fields = ['ref_code', 'user__email',]
     ordering = ('ordered_date',)
     filter_horizontal = ('items',)
     list_filter = ('status', OnlyActiveOrdersFilter, 'ordered', 'being_delivered', 'received',)
+    list_display_links = ('id', 'ordered_date',)
+    list_select_related = ('user',)
+
+    def link_to_customer(self, obj):
+        link = reverse('admin:admin_panel_customuser_change', args=[obj.user.id])
+        return format_html('<a href="{}">{}</a>', link, obj.user)
+    link_to_customer.short_description = 'Customer'
 
 class BillingAddressAdmin(admin.ModelAdmin):
     model = BillingAddress

grocers_panel/admin.py

@@ -1,8 +1,9 @@
 from django.contrib import admin
 from grocers_panel.models import Shop, FoodMeal, Meal, Rating, Grocer
 from djangoql.admin import DjangoQLSearchMixin
+from import_export.admin import ImportExportMixin
 
-class MealAdmin(DjangoQLSearchMixin, admin.ModelAdmin):
+class MealAdmin(DjangoQLSearchMixin, ImportExportMixin, admin.ModelAdmin):
     model = Meal
     list_display = ['name', 'price']
     search_fields = ('name', 'id',)

grocery_app/settings.py

@@ -51,6 +51,7 @@
     'django_countries',
     'multiselectfield',
     'djangoql',
+    'import_export',
 
     'grocery_api.apps.GroceryApiConfig',
     'admin_panel.apps.AdminPanelConfig',

requirements-dev.txt

@@ -45,4 +45,5 @@ django-countries==7.2.1
 django-multiselectfield==0.1.12
 django-taggit-serializer==0.1.7
 coreapi==2.3.3
-djangoql==0.17.1
+djangoql==0.17.1
+django-import-export==3.2.0

requirements.txt

@@ -47,4 +47,5 @@ gunicorn==20.1.0
 django-heroku==0.3.1
 django-taggit-serializer==0.1.7
 coreapi==2.3.3
-djangoql==0.17.1
+djangoql==0.17.1
+django-import-export==3.2.0