moviewyrm/bookwyrm/views/get_started.py
2021-09-30 10:41:30 -07:00

126 lines
4.3 KiB
Python

""" Helping new users figure out the lay of the land """
import re
from django.contrib.auth.decorators import login_required
from django.contrib.postgres.search import TrigramSimilarity
from django.db.models.functions import Greatest
from django.db.models import Count, Q
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 book_search, forms, models
from bookwyrm.suggested_users import suggested_users
from .preferences.edit_user import save_user_form
# pylint: disable= no-self-use
@method_decorator(login_required, name="dispatch")
class GetStartedProfile(View):
"""tell us about yourself"""
next_view = "get-started-books"
def get(self, request):
"""basic profile info"""
data = {
"form": forms.LimitedEditUserForm(instance=request.user),
"next": self.next_view,
}
return TemplateResponse(request, "get_started/profile.html", data)
def post(self, request):
"""update your profile"""
form = forms.LimitedEditUserForm(
request.POST, request.FILES, instance=request.user
)
if not form.is_valid():
data = {"form": form, "next": "get-started-books"}
return TemplateResponse(request, "get_started/profile.html", data)
save_user_form(form)
return redirect(self.next_view)
@method_decorator(login_required, name="dispatch")
class GetStartedBooks(View):
"""name a book, any book, we gotta start somewhere"""
next_view = "get-started-users"
def get(self, request):
"""info about a book"""
query = request.GET.get("query")
book_results = popular_books = []
if query:
book_results = book_search.search(query)[:5]
if len(book_results) < 5:
popular_books = (
models.Edition.objects.exclude(
# exclude already shelved
Q(
parent_work__in=[
b.book.parent_work
for b in request.user.shelfbook_set.distinct().all()
]
)
| Q( # and exclude if it's already in search results
parent_work__in=[b.parent_work for b in book_results]
)
)
.annotate(Count("shelfbook"))
.order_by("-shelfbook__count")[: 5 - len(book_results)]
)
data = {
"book_results": book_results,
"popular_books": popular_books,
"next": self.next_view,
}
return TemplateResponse(request, "get_started/books.html", data)
def post(self, request):
"""shelve some books"""
shelve_actions = [
(k, v)
for k, v in request.POST.items()
if re.match(r"\d+", k) and re.match(r"\d+", v)
]
for (book_id, shelf_id) in shelve_actions:
book = get_object_or_404(models.Edition, id=book_id)
shelf = get_object_or_404(models.Shelf, id=shelf_id)
shelf.raise_not_editable(request.user)
models.ShelfBook.objects.create(book=book, shelf=shelf, user=request.user)
return redirect(self.next_view)
@method_decorator(login_required, name="dispatch")
class GetStartedUsers(View):
"""find friends"""
def get(self, request):
"""basic profile info"""
query = request.GET.get("query")
user_results = (
models.User.viewer_aware_objects(request.user)
.annotate(
similarity=Greatest(
TrigramSimilarity("username", query),
TrigramSimilarity("localname", query),
)
)
.filter(
similarity__gt=0.5,
)
.order_by("-similarity")[:5]
)
data = {"no_results": not user_results}
if user_results.count() < 5:
user_results = list(user_results) + suggested_users.get_suggestions(
request.user
)
data["suggested_users"] = user_results
return TemplateResponse(request, "get_started/users.html", data)