class BookReadList(App):
def build(self): # Create the main widget for Kivy program
self.booklist = BookList()
self.booklist.load_books()
self.title = "Reading List 2.0" # Kivy title
self.root = Builder.load_file("app.kv") # load Kivy
self.loading() # load the books
return self.root
def loading(self):
count = 0
total = 0
self.root.ids.entriesBox.clear_widgets() # clear all the widgets
self.root.ids.status_label.text = "Click books to mark them as completed"
for item in self.booklist.requirelist:
temp_button = Button(text=item.title,
background_color=[
count - 0.5, 0, 1, 1
]) # setting background colour
temp_button.book = item
temp_button.bind(
on_release=self.handle_mark) # if click display the list
self.root.ids.entriesBox.add_widget(temp_button)
count += 1
total = self.booklist.getRequirePage()
if count == 0: # Situation when no book there
self.root.ids.top_label.text = "No required items" # Show the prompt at the top label
self.root.ids.entriesBox.clear_widgets() # Clear the list widgets
else: # Else print total price at the top label
self.root.ids.top_label.text = "Total pages to read: {}".format(
total)
# Else show the total price of required items at top babel
def handle_mark(
self, book
): # Function when user click the button of the required item (Each required button)
name = book.text
self.booklist.complete_book(
book.book
) # Using "c" instead of "r" in the list when user chooses the item
self.root.ids.status_label.text = (
"{} marked as completed".format(name)
) # Show the marked item at the status label
def completed(self): # Function for the completed item (Completed button)
count = 0
total = 0
self.root.ids.entriesBox.clear_widgets() # Clear the list widgets
for book in self.booklist.completelist: # using for loop to separate to sorted file
temp_button = Button(text=book.title) # Setting the button text
temp_button.book = book
temp_button.bind(on_release=self.handle_completed
) # Setting when user click the button
self.root.ids.entriesBox.add_widget(
temp_button) # Add widgets for each completed item
count += 1
total = self.booklist.getCompletePage()
if count == 0: # If total count = 0, then means no completed item
self.root.ids.top_label.text = "No completed items" # Show the prompt at the top label
self.root.ids.entriesBox.clear_widgets() # Clear the list widgets
else:
self.root.ids.top_label.text = "Total pages completed: {}".format(
total)
# Else show the total price of completed items at top babel
def handle_completed(
self, book
): # Function when user click the button of the completed item (Each conpleted button)
self.root.ids.status_label.text = "{},write by {}, pages:{}, (completed)".format(
book.book.title, book.book.author, book.book.pages)
# Show the detail of the completed item at the status label
def handle_add(self): # Function for adding new item (Add item button)
title = self.root.ids.input_name.text # Let user enter the item name
author = self.root.ids.input_author.text # Let user enter the pages of item
pages = self.root.ids.input_pages.text # Let user enter the priority of item
if title == "" or pages == "" or author == "": # If any field is blank, show error prompt
self.root.ids.status_label.text = "All fields must be completed"
else:
try: # Using exception let user enter valid number
author = self.root.ids.input_author.text
pages = int(self.root.ids.input_pages.text)
except ValueError:
self.root.ids.status_label.text = "Please enter a valid number"
else:
if pages <= 0:
self.root.ids.status_label.text = "pages must be >= 0"
else:
book = Book(title, author, pages, flag='r')
self.booklist.add_book(book)
self.root.ids.status_label.text = "book \'{}\' wrote by {} in {} pages has been add to book list".format(
title, author, pages)
# show the added item at the status label
self.root.ids.input_name.text = ""
self.root.ids.input_author.text = ""
self.root.ids.input_pages.text = ""
# Clear whole input box after the new item add to the list
# Error check
def handle_clear(
self): # Function for clear whole input box (Clear button)
self.root.ids.input_name.text = ""
self.root.ids.input_author.text = ""
self.root.ids.input_pages.text = ""
def save_item(
self
): # Function for saving completed item to the file (Save item button)
file_writer = open("books.csv",
"w") # Open the file with the correct format
count = 0
writer = csv.writer(file_writer)
for book in self.booklist.requirelist:
writer.writerow([book.title, book.author, book.pages, book.flag])
count += 1
for book in self.booklist.completelist:
writer.writerow([book.title, book.author, book.pages, book.flag])
count += 1
self.root.ids.status_label.text = "{} items saved to items.csv".format(
count)
# Display how many items which add to the file at the status label
file_writer.close()
from book import Book
from booklist import BookList
# test empty book (defaults)
book = Book("", "", 0, 'r')
print(book)
assert book.author == ""
assert book.title == ""
assert book.pages == 0
# test initial-value book
book2 = Book("Fish fingers", "Dory", 2, 'r')
# test mark_completed()
book2.mark()
assert book2.flag == 'c'
bl = BookList()
bl.add_book(book2)
assert len(bl.completelist) == 1
book3 = Book("Simple", 'Hegns', 100, 'r')
bl.add_book(book3)
assert len(bl.requirelist) == 1
bl.complete_book(book3)
assert len(bl.completelist) == 2
print("all tests passed!")
