feat(ISSUE-8): fixing error caused by ManyToManyField on confirmation (#9)

* feat(ISSUE-8): ISSUE-8: ManyToManyField causes error on confirmations

* feat(ISSUE-8): Update some readme and remove print statements

Co-authored-by: Thu Trang Pham <thu@joinmodernhealth.com>

tests/market/admin.py

@@ -2,7 +2,7 @@ from django.contrib import admin
 
 from admin_confirm.admin import AdminConfirmMixin, confirm_action
 
-from .models import Item, Inventory, Shop
+from .models import Item, Inventory, Shop, ShoppingMall
 
 
 class ItemAdmin(AdminConfirmMixin, admin.ModelAdmin):
@@ -19,7 +19,6 @@ class InventoryAdmin(AdminConfirmMixin, admin.ModelAdmin):
 
 class ShopAdmin(AdminConfirmMixin, admin.ModelAdmin):
     confirmation_fields = ["name"]
-
     actions = ["show_message", "show_message_no_confirmation"]
 
     @confirm_action
@@ -27,7 +26,7 @@ class ShopAdmin(AdminConfirmMixin, admin.ModelAdmin):
         shops = ", ".join(shop.name for shop in queryset)
         modeladmin.message_user(request, f"You selected with confirmation: {shops}")
 
-    show_message.allowed_permissions = ('delete',)
+    show_message.allowed_permissions = ("delete",)
 
     def show_message_no_confirmation(modeladmin, request, queryset):
         shops = ", ".join(shop.name for shop in queryset)
@@ -36,6 +35,14 @@ class ShopAdmin(AdminConfirmMixin, admin.ModelAdmin):
     def has_delete_permission(self, request, obj=None):
         return request.user.is_superuser
 
+
+class ShoppingMallAdmin(AdminConfirmMixin, admin.ModelAdmin):
+    confirm_add = True
+    confirm_change = True
+    confirmation_fields = ["name"]
+
+
 admin.site.register(Item, ItemAdmin)
 admin.site.register(Inventory, InventoryAdmin)
 admin.site.register(Shop, ShopAdmin)
+admin.site.register(ShoppingMall, ShoppingMallAdmin)

tests/market/migrations/0005_shoppingmall.py

@@ -0,0 +1,21 @@
+# Generated by Django 3.1.6 on 2021-02-18 17:46
+
+from django.db import migrations, models
+
+
+class Migration(migrations.Migration):
+
+    dependencies = [
+        ('market', '0004_inventory_notes'),
+    ]
+
+    operations = [
+        migrations.CreateModel(
+            name='ShoppingMall',
+            fields=[
+                ('id', models.AutoField(auto_created=True, primary_key=True, serialize=False, verbose_name='ID')),
+                ('name', models.CharField(max_length=120)),
+                ('shops', models.ManyToManyField(to='market.Shop')),
+            ],
+        ),
+    ]

tests/market/models.py

@@ -33,3 +33,11 @@ class Inventory(models.Model):
     item = models.ForeignKey(to=Item, on_delete=models.CASCADE)
     quantity = models.PositiveIntegerField(default=0, null=True, blank=True)
     notes = models.TextField(default="This is the default", null=True, blank=True)
+
+
+class ShoppingMall(models.Model):
+    name = models.CharField(max_length=120)
+    shops = models.ManyToManyField(Shop)
+
+    def __str__(self):
+        return self.name