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78 lines
2.3 KiB
Python
78 lines
2.3 KiB
Python
""" books belonging to the same series """
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from sys import float_info
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from django.views import View
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from django.template.response import TemplateResponse
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from bookwyrm.views.helpers import is_api_request, get_mergeable_object_or_404
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from bookwyrm import models
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def sort_by_series(book):
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"""sort books using their series number"""
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try:
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return float(book.series_number)
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except ValueError:
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return float_info.max
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# pylint: disable=no-self-use
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class BookSeriesBy(View):
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"""book series by author"""
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def get(self, request, author_id):
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"""lists all books in a series"""
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series_name = request.GET.get("series_name")
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if is_api_request(request):
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pass
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author = get_mergeable_object_or_404(models.Author, id=author_id)
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results = models.Edition.objects.filter(authors=author, series=series_name)
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# when there are multiple editions of the same work
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# pick the one with a series number or closest
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work_ids = results.values_list("parent_work__id", flat=True).distinct()
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# filter out multiple editions of the same work
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numbered_books = []
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dated_books = []
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unsortable_books = []
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for work_id in set(work_ids):
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result = (
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results.filter(parent_work=work_id)
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.order_by("series_number", "-edition_rank")
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.first()
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)
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if result.series_number:
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numbered_books.append(result)
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elif result.first_published_date or result.published_date:
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dated_books.append(result)
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else:
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unsortable_books.append(result)
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list_results = (
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sorted(numbered_books, key=sort_by_series)
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+ sorted(
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dated_books,
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key=lambda book: (
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book.first_published_date
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if book.first_published_date
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else book.published_date
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),
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)
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+ sorted(
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unsortable_books,
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key=lambda book: book.sort_title if book.sort_title else book.title,
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)
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)
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data = {
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"series_name": series_name,
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"author": author,
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"books": list_results,
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}
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return TemplateResponse(request, "book/series.html", data)
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