"""
from booklist import BookList
from book import Book
books = BookList()
# test empty BookList
print(books)
assert len(books.book_list) == 0
# test loading books
books.load_books()
print(books)
assert len(books.book_list) > 0 # assuming CSV file is not empty
# test adding a new Book
books.add_book('In Search of Lost Time', 'Marcel Proust', 365)
print(books)
assert len(books.book_list) >= 0
# test saving books (check CSV file manually to see results)
books.save_books()
assert len(books.book_list) > 0
# test get book by title function
book = books.get_book_title('The Practice of Computing Using Python')
print(book)
# test total number of pages for required
total_pages = books.get_total()
print(total_pages)
class ReadingListApp(App):
BOOK_FILE = "books.csv"
# file of books
LONG_COLOUR = (0, 1, 1, 1)
# colour for books 500 pages or over
SHORT_COLOUR = (1, 1, 0, 1)
# colour for books under 500 pages
def __init__(self):
super(ReadingListApp, self).__init__()
self.book_list = BookList()
self.top_status_bar = Label(id="top_status_bar", text="total pages", size_hint_y=None, height=50)
self.bottom_status_bar = Label(id="bottom_status_bar", text="click books to mark them as complete",
size_hint_y=None, height=50)
def build(self):
self.title = "Reading List 2.0"
self.root = Builder.load_file("app.kv")
self.book_list.load_books(self.BOOK_FILE)
self.create_buttons("r")
# creates buttons for required books
return self.root
def create_buttons(self, book_type):
self.get_list_type(book_type)
# changes what menu widget is highlighted and what the status bars say depending on the type of book chosen
self.clear_buttons()
self.book_list.sort_books()
self.root.ids.books.add_widget(self.top_status_bar)
if self.book_list.is_empty(book_type) == 0:
empty_label = Label()
self.root.ids.books.add_widget(empty_label)
# creates a filler label if there aren't any books that match the chosen type
self.create_book_buttons(book_type)
self.root.ids.books.add_widget(self.bottom_status_bar)
def add_book(self, title, author, pages):
valid = 0
while valid == 0:
if self.root.ids.title_input.text == "" or self.root.ids.author_input.text == "" \
or self.root.ids.pages_input.text == "":
self.bottom_status_bar.text = "All fields must be complete"
break
try:
book = Book(title, author, int(pages))
except ValueError:
self.bottom_status_bar.text = "Please enter a valid number"
break
if book.pages < 0:
self.bottom_status_bar.text = "Pages must be >= 0"
break
else:
self.bottom_status_bar.text = "{} {}".format(str(book), "was added")
self.book_list.add_book(Book(self.root.ids.title_input.text, self.root.ids.author_input.text,
self.root.ids.pages_input.text))
valid = 1
self.clear_buttons()
self.create_buttons("r")
self.clear_text()
def clear_buttons(self):
self.root.ids.books.clear_widgets()
def clear_text(self):
self.root.ids.title_input.text = ""
self.root.ids.author_input.text = ""
self.root.ids.pages_input.text = ""
def completed_button_information(self, instance):
book = self.book_list.get_book_from_title(instance.text)
self.bottom_status_bar.text = "{} {}".format(book, "(completed)")
def create_book_buttons(self, book_type):
for book in self.book_list.books:
if book.book_type == book_type:
# splits up required and completed books
temp_button = Button(text=str(book.title))
if book.book_type == "r":
temp_button.bind(on_release=self.mark_completed)
if book.is_long():
temp_button.background_color = self.LONG_COLOUR
else:
temp_button.background_color = self.SHORT_COLOUR
# buttons for required books
else:
temp_button.bind(on_release=self.completed_button_information)
self.root.ids.books.add_widget(temp_button)
# buttons for completed books
def get_list_type(self, book_type):
if book_type == "r":
self.top_status_bar.text = "{}{}".format("Total pages to read: ", self.book_list.get_required_pages())
self.bottom_status_bar.text = "Click books to mark them as completed"
self.root.ids.list_required.state = "down"
self.root.ids.list_complete.state = "normal"
else:
self.top_status_bar.text = "{}{}".format("Total pages completed: ", self.book_list.get_completed_pages())
self.bottom_status_bar.text = "Click books to view details"
self.root.ids.list_complete.state = "down"
self.root.ids.list_required.state = "normal"
def mark_completed(self, button):
book = self.book_list.get_book_from_title(button.text)
Book.mark_complete(book)
self.create_buttons("r")
self.bottom_status_bar.text = "{}{}".format("Completed: ", str(book))
def on_stop(self):
self.book_list.save_books(self.BOOK_FILE)
