#How well you know your computer

#Running this will start the programm, startup time can be up to 10sec depending on the system 
#DOSENT WORK WITH ANYTHING ELSE EXCEPT WINDOWS

import tkinter as tk                    #pip install tk
from tkinter import *                   #pip install tk
from tkinter import messagebox, ttk     #pip install tk
from ttkbootstrap import Style          #pip install ttkbootstrap
from nonni import Questions             #Questions

#GUI
current_question = 0

def show_question():
    question = Questions[current_question]       #Shows a question and choices from Questions
    qs_label.config(text=question["question"])
    choices = question["choices"]
    for i in range(4):
        choice_btns[i].config(text=choices[i], state="normal") 

    feedback_label.config(text="")
    next_btn.config(state="disabled")       #Next button disabled while no choices chosen

def check_answer(choice):
    question = Questions[current_question]              #Checks answer
    selected_choice = choice_btns[choice].cget("text")


    if selected_choice == question["answer"]:
        global score        #If correct answer raise score by one
        score += 1
        score_label.config(text="Score: {}/{}".format(score, len(Questions)))
        feedback_label.config(text="Correct!", foreground="green")      
    else:               #Shows feedback and score
        feedback_label.config(text="Incorrect!", foreground="red")
    
    for button in choice_btns:
        button.config(state="disabled")     #Choice buttons are disabled after picking a
    next_btn.config(state="normal")         #choice and next button unlocks

def next_question():
    global current_question         #Shuffles to next guestion and dosent
    current_question +=1            #display the same question

    if current_question < len(Questions):       #Show question if there are left any
        show_question()
    else:                                       #If no questions remaining, show final score
        messagebox.showinfo("Quiz Completed",
                            "Quiz Completed! Final score: {}/{}".format(score, len(Questions)))
                                
        root.destroy()             #Terminate after final score

root = tk.Tk()
root.title("How well you know your computer")       #Window title
root.geometry("667x800")                            #Initial resolution and same resolution as background
style = Style(theme="flatly")                       #Sets button color theme
style.configure("TLabel", font=("FreeSans", 25))   #Label font for questions
style.configure("TButton", font=("Helvetica", 16))  #Button font for buttons
root.resizable(False, False)                        #Makes window not resizable beacuse background image is not scalable

background = PhotoImage(file="background.png")                   #Background image
bg_label = ttk.Label(root, image=background)
bg_label.place(x=0,y=0, relwidth=1, relheight=1)

qs_label = ttk.Label(
    root,
    anchor="center",        #Centerizes label
    wraplength=800,         #Length for label characters per row
    padding=20,             #Adds space around label
    background="#66a3ff"    #Matches label background color to background image color
)
qs_label.pack(pady=10)      #More space

choice_btns = []
for i in range(4):
    button = ttk.Button(
        root,
        command=lambda i=i: check_answer(i)
    )
    button.pack(pady=5)             #Verical space between choices
    choice_btns.append(button)

feedback_label = ttk.Label(
    root,
    anchor="center",
    padding=5,
    font=("Helvetica", 35),
    background="#66a3ff"    #Matches label background color to background image color
)
feedback_label.pack(pady=10)

score = 0

score_label = ttk.Label(        #Score label centered with padding
    root,
    text="Score: 0/{}".format(len(Questions)),
    anchor="center",
    padding=10,
    background="#66a3ff"    #Matches label background color to background image color
)
score_label.pack(pady=10)

next_btn = ttk.Button(      #Next button disabled by default
    root,
    text="Next",
    command=next_question,
    state="disabled",
    padding=10   
)

next_btn.pack(pady=10)

show_question()
                    #Start 
root.mainloop()