259 lines
8.6 KiB
Python
259 lines
8.6 KiB
Python
import logging
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from datetime import timedelta
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from uuid import uuid4
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import requests
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from books.openlibrary import (
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lookup_author_from_openlibrary,
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lookup_book_from_openlibrary,
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)
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from django.conf import settings
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from django.contrib.auth import get_user_model
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from django.core.files.base import ContentFile
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from django.db import models
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from django.urls import reverse
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from django_extensions.db.models import TimeStampedModel
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from scrobbles.mixins import LongPlayScrobblableMixin, ScrobblableMixin
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from scrobbles.utils import get_scrobbles_for_media
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logger = logging.getLogger(__name__)
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User = get_user_model()
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BNULL = {"blank": True, "null": True}
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class Author(TimeStampedModel):
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name = models.CharField(max_length=255)
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uuid = models.UUIDField(default=uuid4, editable=False, **BNULL)
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openlibrary_id = models.CharField(max_length=255, **BNULL)
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headshot = models.ImageField(upload_to="books/authors/", **BNULL)
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bio = models.TextField(**BNULL)
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wikipedia_url = models.CharField(max_length=255, **BNULL)
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isni = models.CharField(max_length=255, **BNULL)
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wikidata_id = models.CharField(max_length=255, **BNULL)
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goodreads_id = models.CharField(max_length=255, **BNULL)
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librarything_id = models.CharField(max_length=255, **BNULL)
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amazon_id = models.CharField(max_length=255, **BNULL)
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def __str__(self):
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return f"{self.name}"
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def fix_metadata(self, data_dict: dict = {}):
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if not data_dict and self.openlibrary_id:
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data_dict = lookup_author_from_openlibrary(self.openlibrary_id)
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if not data_dict or not data_dict.get("name"):
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return
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headshot_url = data_dict.pop("author_headshot_url", "")
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Author.objects.filter(pk=self.id).update(**data_dict)
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self.refresh_from_db()
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if headshot_url:
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r = requests.get(headshot_url)
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if r.status_code == 200:
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fname = f"{self.name}_{self.uuid}.jpg"
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self.headshot.save(fname, ContentFile(r.content), save=True)
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class Book(LongPlayScrobblableMixin):
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COMPLETION_PERCENT = getattr(settings, "BOOK_COMPLETION_PERCENT", 95)
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AVG_PAGE_READING_SECONDS = getattr(
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settings, "AVERAGE_PAGE_READING_SECONDS", 60
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)
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title = models.CharField(max_length=255)
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authors = models.ManyToManyField(Author)
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goodreads_id = models.CharField(max_length=255, **BNULL)
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koreader_id = models.IntegerField(**BNULL)
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koreader_authors = models.CharField(max_length=255, **BNULL)
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koreader_md5 = models.CharField(max_length=255, **BNULL)
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isbn = models.CharField(max_length=255, **BNULL)
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pages = models.IntegerField(**BNULL)
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language = models.CharField(max_length=4, **BNULL)
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first_publish_year = models.IntegerField(**BNULL)
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first_sentence = models.CharField(max_length=255, **BNULL)
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openlibrary_id = models.CharField(max_length=255, **BNULL)
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cover = models.ImageField(upload_to="books/covers/", **BNULL)
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def __str__(self):
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return f"{self.title} by {self.author}"
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@property
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def subtitle(self):
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return f" by {self.author}"
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@property
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def primary_image_url(self) -> str:
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url = ""
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if self.cover:
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url = self.cover.url
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return url
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def get_start_url(self):
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return reverse("scrobbles:start", kwargs={"uuid": self.uuid})
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def get_absolute_url(self):
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return reverse("books:book_detail", kwargs={"slug": self.uuid})
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def fix_metadata(self, force_update=False):
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if not self.openlibrary_id or force_update:
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author_name = ""
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if self.author:
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author_name = self.author.name
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book_dict = lookup_book_from_openlibrary(self.title, author_name)
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if not book_dict:
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logger.warn(f"Book not found in OL {self.title}")
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return
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cover_url = book_dict.pop("cover_url", "")
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ol_author_id = book_dict.pop("ol_author_id", "")
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ol_author_name = book_dict.pop("ol_author_name", "")
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if book_dict.get("pages") == None:
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book_dict.pop("pages")
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ol_title = book_dict.get("title", "")
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if ol_title.lower() != self.title.lower():
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logger.warn(
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f"OL and KoReader disagree on this book title {self.title} != {ol_title}"
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)
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Book.objects.filter(pk=self.id).update(**book_dict)
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self.refresh_from_db()
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if cover_url:
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r = requests.get(cover_url)
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if r.status_code == 200:
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fname = f"{self.title}_{self.uuid}.jpg"
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self.cover.save(fname, ContentFile(r.content), save=True)
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if self.pages:
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self.run_time_seconds = self.pages * int(
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self.AVG_PAGE_READING_SECONDS
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)
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self.save()
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@property
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def author(self):
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return self.authors.first()
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@property
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def pages_for_completion(self) -> int:
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if not self.pages:
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logger.warn(f"{self} has no pages, no completion percentage")
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return 0
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return int(self.pages * (self.COMPLETION_PERCENT / 100))
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def update_long_play_seconds(self):
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"""Check page timestamps and duration and update"""
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if self.page_set.all():
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...
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def progress_for_user(self, user_id: int) -> int:
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"""Used to keep track of whether the book is complete or not"""
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user = User.objects.get(id=user_id)
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last_scrobble = get_scrobbles_for_media(self, user).last()
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progress = 0
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if last_scrobble:
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progress = int((last_scrobble.book_pages_read / self.pages) * 100)
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return progress
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@classmethod
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def find_or_create(cls, data_dict: dict) -> "Game":
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from books.utils import update_or_create_book
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return update_or_create_book(
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data_dict.get("title"), data_dict.get("author")
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)
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class Page(TimeStampedModel):
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user = models.ForeignKey(User, on_delete=models.CASCADE)
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book = models.ForeignKey(Book, on_delete=models.CASCADE)
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number = models.IntegerField()
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start_time = models.DateTimeField(**BNULL)
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end_time = models.DateTimeField(**BNULL)
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duration_seconds = models.IntegerField(**BNULL)
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class Meta:
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unique_together = (
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"book",
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"number",
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)
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def __str__(self):
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return f"Page {self.number} of {self.book.pages} in {self.book.title}"
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def save(self, *args, **kwargs):
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if not self.end_time and self.duration_seconds:
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self._set_end_time()
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return super(Page, self).save(*args, **kwargs)
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@property
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def next(self):
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page = self.book.page_set.filter(number=self.number + 1).first()
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if not page:
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page = (
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self.book.page_set.filter(created__gt=self.created)
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.order_by("created")
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.first()
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)
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return page
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@property
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def previous(self):
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page = self.book.page_set.filter(number=self.number - 1).first()
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if not page:
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page = (
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self.book.page_set.filter(created__lt=self.created)
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.order_by("-created")
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.first()
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)
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return page
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@property
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def seconds_to_next_page(self) -> int:
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seconds = 999999 # Effectively infnity time as we have no next
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if not self.end_time:
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self._set_end_time()
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if self.next:
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seconds = (self.next.start_time - self.end_time).seconds
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return seconds
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@property
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def is_scrobblable(self) -> bool:
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"""A page defines the start of a scrobble if the seconds to next page
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are greater than an hour, or 3600 seconds, and it's not a single page,
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so the next seconds to next_page is less than an hour as well.
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As a special case, the first recorded page is a scrobble, so we establish
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when the book was started.
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"""
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is_scrobblable = False
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over_an_hour_since_last_page = False
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if not self.previous:
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is_scrobblable = True
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if self.previous:
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over_an_hour_since_last_page = (
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self.previous.seconds_to_next_page >= 3600
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)
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blip = self.seconds_to_next_page >= 3600
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if over_an_hour_since_last_page and not blip:
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is_scrobblable = True
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return is_scrobblable
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def _set_end_time(self) -> None:
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if self.end_time:
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return
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self.end_time = self.start_time + timedelta(
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seconds=self.duration_seconds
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)
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self.save(update_fields=["end_time"])
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