Quizzer App using Python Application Programming Interface(API), Tkinter GUI and OOP

main.py

from data import question_data
from question_model import Question
from quiz_brain import QuizBrain
from ui import QuizInterface

question_bank = []
for question in question_data:
    question_text = question["question"]
    question_answer = question["correct_answer"]
    new_question = Question(question_text, question_answer)
    question_bank.append(new_question)

quiz = QuizBrain(question_bank)

quiz_ui = QuizInterface(quiz)

# class QuizInterface
from tkinter import *
from quiz_brain import QuizBrain

THEME_COLOR = "#375362"


class QuizInterface:  # this is pascal case

    def __init__(self, quiz_brain: QuizBrain):
        self.quiz = quiz_brain       # we created a property called self quiz that we receive when we initialise this new quiz interface
        self.window = Tk()           # we used self to make it as a property of this class
        self.window.title("Quizzer")
        self.window.config(padx=20, pady=20, bg=THEME_COLOR)

        self.score_label = Label(text="Score: 0", fg="white", bg=THEME_COLOR)
        self.score_label.grid(row=0, column=1)

        self.canvas = Canvas(height=250, width=300, bg="white")
        self.question_text = self.canvas.create_text(150, 125, text="some question text", fill=THEME_COLOR,
                                                     width=280,
                                                     font=("Arial", 20, "italic"))
        self.canvas.grid(row=1, column=0, columnspan=2, pady=50)

        right_button_image = PhotoImage(file="images/true.png")  # for right and wrong buttons, we did not use self
        # keyword because we are not going to use them anywhere else apart from here
        self.right_button = Button(image=right_button_image, highlightthickness=0, command=self.right_button_pressed)
        self.right_button.grid(row=2, column=0)

        wrong_button_image = PhotoImage(file="images/false.png")
        self.wrong_button = Button(image=wrong_button_image, highlightthickness=0, command=self.wrong_button_pressed)
        self.wrong_button.grid(row=2, column=1)

        self.get_next_question()    # everything has to go right before mainloop in tkinter

        self.window.mainloop()

    def get_next_question(self):
        self.canvas.config(bg="white")
        if self.quiz.still_has_questions():
            self.score_label.config(text=f"Score: {self.quiz.score}")
            q_text = self.quiz.next_question()
            self.canvas.itemconfig(self.question_text, text=q_text)
        else:
            self.canvas.itemconfig(self.question_text, text="You have reached the end of the quiz. Thanks for playing!")
            self.right_button.config(state="disabled")
            self.wrong_button.config(state="disabled")

    def right_button_pressed(self):
        is_right = self.quiz.check_answer("true")
        self.give_feedback(is_right)

    def wrong_button_pressed(self):
        is_right = self.quiz.check_answer("false")
        self.give_feedback(is_right)

    def give_feedback(self, is_right):      
        if is_right:
            self.canvas.config(bg="green")
        else:
            self.canvas.config(bg="red")
        self.window.after(1000, self.get_next_question)      
        
       
  
# class QuizBrain
import html


class QuizBrain:

    def __init__(self, q_list):
        self.question_number = 0
        self.score = 0
        self.question_list = q_list
        self.current_question = None

    def still_has_questions(self):
        return self.question_number < len(self.question_list)

    def next_question(self):
        self.current_question = self.question_list[self.question_number]
        self.question_number += 1
        q_text = html.unescape(self.current_question.text)
        return f"Q.{self.question_number}:{q_text}"
        # user_answer = input(f"Q.{self.question_number}: {q_text} (True/False): ")
        # self.check_answer(user_answer)

    def check_answer(self, user_answer):
        correct_answer = self.current_question.answer
        if user_answer.lower() == correct_answer.lower():
            self.score += 1
            return True
        else:
            return False

        
        
# class QuestionModel
class Question:

    def __init__(self, q_text, q_answer):
        self.text = q_text
        self.answer = q_answer

        
# data API
import requests

parameters = {
    "amount": 20,
    "type": "boolean",
    "category": 18,
}

response = requests.get("https://opentdb.com/api.php", params=parameters)
response.raise_for_status()
data = response.json()

question_data = data["results"]