Move list views into more files

bookwyrm/views/list/curate.py

@@ -0,0 +1,55 @@
+""" book list views"""
+from django.contrib.auth.decorators import login_required
+from django.db.models import Max
+from django.shortcuts import get_object_or_404, redirect
+from django.template.response import TemplateResponse
+from django.utils.decorators import method_decorator
+from django.views import View
+
+from bookwyrm import forms, models
+from bookwyrm.views.list.list import increment_order_in_reverse
+from bookwyrm.views.list.list import normalize_book_list_ordering
+
+
+# pylint: disable=no-self-use
+@method_decorator(login_required, name="dispatch")
+class Curate(View):
+    """approve or discard list suggestsions"""
+
+    def get(self, request, list_id):
+        """display a pending list"""
+        book_list = get_object_or_404(models.List, id=list_id)
+        book_list.raise_not_editable(request.user)
+
+        data = {
+            "list": book_list,
+            "pending": book_list.listitem_set.filter(approved=False),
+            "list_form": forms.ListForm(instance=book_list),
+        }
+        return TemplateResponse(request, "lists/curate.html", data)
+
+    def post(self, request, list_id):
+        """edit a book_list"""
+        book_list = get_object_or_404(models.List, id=list_id)
+        book_list.raise_not_editable(request.user)
+
+        suggestion = get_object_or_404(models.ListItem, id=request.POST.get("item"))
+        approved = request.POST.get("approved") == "true"
+        if approved:
+            # update the book and set it to be the last in the order of approved books,
+            # before any pending books
+            suggestion.approved = True
+            order_max = (
+                book_list.listitem_set.filter(approved=True).aggregate(Max("order"))[
+                    "order__max"
+                ]
+                or 0
+            ) + 1
+            suggestion.order = order_max
+            increment_order_in_reverse(book_list.id, order_max)
+            suggestion.save()
+        else:
+            deleted_order = suggestion.order
+            suggestion.delete(broadcast=False)
+            normalize_book_list_ordering(book_list.id, start=deleted_order)
+        return redirect("list-curate", book_list.id)