Search editions in view

bookwyrm/views/editions.py

@@ -1,7 +1,11 @@
 """ the good stuff! the books! """
+from functools import reduce
+import operator
+
 from django.contrib.auth.decorators import login_required
 from django.core.paginator import Paginator
 from django.db import transaction
+from django.db.models import Q
 from django.shortcuts import get_object_or_404, redirect
 from django.template.response import TemplateResponse
 from django.views import View
@@ -30,10 +34,31 @@ class Editions(View):
         if request.GET.get("format"):
             filters["physical_format__iexact"] = request.GET.get("format")
 
+        query = request.GET.get("q")
+        search_filters = {}
+        if query:
+            searchable_array_fields = ["languages", "publishers"]
+            searchable_fields = [
+                "title",
+                "physical_format",
+                "isbn_10",
+                "isbn_13",
+                "oclc_number",
+                "asin",
+            ]
+            search_filter_entries = [
+                {f"{f}__icontains": query} for f in searchable_fields
+            ] + [{f"{f}__iexact": query} for f in searchable_array_fields]
+            search_filters = reduce(
+                operator.or_, (Q(**f) for f in search_filter_entries)
+            )
+
         editions = work.editions.order_by("-edition_rank")
         languages = set(sum([e.languages for e in editions], []))
 
-        paginated = Paginator(editions.filter(**filters), PAGE_LENGTH)
+        paginated = Paginator(
+            editions.filter(**filters).filter(search_filters), PAGE_LENGTH
+        )
         data = {
             "editions": paginated.get_page(request.GET.get("page")),
             "work": work,