main.py

# import all required modules
import json
import time
import random
from termcolor import colored

# update_leaderboard
def update_leaderboard(username,wpm,json_file="leaderboard.json"):

    try:
        with open(json_file,"r") as f:
            leaderboard = json.load(f)
    
    except FileNotFoundError: #To handle the Error of empty file
        leaderboard = {}


    #update leaderboard

    leaderboard[username] = wpm

    #sort leaderboard
    leaderboard = dict(sorted(leaderboard.items(), key=lambda item: item[1], reverse=True))

    # leaderboard(python dictionary) --> json (dump)
    with open(json_file,"w") as f:
        json.dump(leaderboard,f)

def username_exists_or_not(username,json_file="leaderboard.json"):

    try:
        with open(json_file,"r") as f:
            Leaderboard = json.load(f)
    
    except FileNotFoundError: #To handle the Error of empty file
        Leaderboard = {}

    if username in Leaderboard:
        return True
    else:
        return False
    

# show_leaderboard
def show_leaderboard():

    # load json file 
    with open("leaderboard.json","r") as file:
        leaderboard = json.load(file)


    #show the leaderboard in terminal
    print()
    print(colored("🏆 LeaderBoard :- 🏆","red"))
    print("--------+++------------")

    rank = 1
    for (username,wpm) in leaderboard.items():
        if rank==1:
            print(colored(f"{rank}. {username} - {wpm:.2f} WPM :- Winner of The Game 🏆","cyan",))
        else:
            print(colored(f"{rank}. {username} - {wpm:.2f} WPM","green"))   
        rank+=1




# load_words_from_json

def load_words_from_json_function(file_name="collectionofwords.json"):

    with open(file_name,"r") as f:
        words = json.load(f)

    return words

#calculate wpm 
def wpm_measure(random_words):

    data_of_user = [] #storing wpm and count of correct words type by user.

    start_time = time.time()

    typed_words_by_user = [] #storing correct words typed by user

    for word in random_words:
        print(word,end=" ")
        user_typing = input()
        
        if user_typing == word:
            typed_words_by_user.append("True")
    
    end_time = time.time()
    time_taken_by_user = end_time - start_time

    WPM = ( len(typed_words_by_user) / time_taken_by_user )
    WPM = WPM * 60  #to convert
    correct_words_count = len(typed_words_by_user)

    data_of_user.append(WPM)
    data_of_user.append(correct_words_count)
    data_of_user.append(time_taken_by_user)
    return data_of_user



# input_taking_from_user 
def input_taken():
    print()
    print("*★*――――*★**★*――――*★**★*――――*★**★*――――*★*")
    print(colored(" Welcome to Terminal Typing Master 🎮 :-","magenta",attrs=["bold"]))
    print("*★*――――*★**★*――――*★**★*――――*★**★*――――*★*")
    print()

    Username = input("Enter Your Username :- ")
    
    while (username_exists_or_not(Username)) == True:
        print("Username is already exists.")
        Username = input("Enter Your Username :- ")

    while True:
        print()
        print("Features :- ")
        print("-----*------")
        print("1. Start Typing Test ")
        print("2. Show the LeaderBoard")
        print("3. Exit the Game")

        choice = input("Select Your Choice :-")
        if choice == "1":
            user_choice = input("How many Words you want to type(1-9) :- ")

            while int(user_choice) < 1 or int(user_choice) > 9:
                print(" Invalid Input 🥺")
                user_choice = input("How many Words you want to type(1-9) :- ")
            
            Words = load_words_from_json_function()
            count_of_Words = len(list(Words))

            random_words = random.sample(list(Words),int(user_choice))

            # collect_data

            data = wpm_measure(random_words) #data = [wpm,correct_words,time_taken]

            
            # displaying_the_result
            print("---------------")
            print("Results 📈 :-")
            print("--------------")
            print()
            print(f" Username ==> {Username}")
            print()
            print(f" Correct Words ==> {data[1]}/{len(random_words)}.")

            print(f" Time Taken. ==> {data[2]:.2f} seconds")
            print(f" Words Per Minute (WPM) ==> {data[0]:.2f}")

            # update in leaderboard
            update_leaderboard(Username,data[0])

        elif choice == "2":
            show_leaderboard()

        elif choice == "3":
            print("*★*――――*★**★*――――*★**★*――――*★**★*――――*★*")
            print(colored("Thanks For Playing Game.","magenta"))
            print()
            print(colored(" ❤️  From (KISHAN KUMAR)","magenta"))
            break

        else:
            print("Invalid Input 🥺")
            continue


if __name__ == "__main__":
    input_taken()