added OOP concept and statistic, file handling functions

Author: sangitabera

games/Rock-Paper-Scissor/Rock-Paper-Scissor.py

@@ -1,49 +1,76 @@
-import random
+class Rock_Paper_Scissor:
+    def __init__(self):
+        self.user_score = 0
+        self.computer_score = 0
+        self.rounds_played = 0 
+        self.play_game()
 
+    def users_play(self):
+        import random
+        choices = ["rock", "paper", "scissor"]
+        
+        user_choice = ""
+        while user_choice not in choices:
+            user_choice = input("Enter your choice (rock, paper, or scissor): ").lower()
+            if user_choice not in choices:
+                print("Invalid choice. Please choose rock, paper, or scissor.")
 
-print("🎮 Rock, Paper, Scissors Game! 🎮")
-print("🪨 Rock beats ✂️  Scissors")
-print("📄 Paper beats 🪨 Rock")
-print("✂️  Scissors beats 📄 Paper\n")
+        computer_choice = random.choice(choices)
+        print(f"Computer chose: {computer_choice}")
 
-Flag = True
+        if user_choice == computer_choice:
+            print("It's a Tie!")
+            return "tie"
+        elif (user_choice == "rock" and computer_choice == "scissor") or \
+             (user_choice == "paper" and computer_choice == "rock") or \
+             (user_choice == "scissor" and computer_choice == "paper"):
+            print("You Win this round!")
+            return "user"
+        else:
+            print("Computer Wins this round!")
+            return "computer"
 
-valid = {
-    'r': 1,
-    'p': 2,
-    's': 3,
-}
 
-key = {
-    1: 'Rock 🪨',
-    2: 'Paper 📄',
-    3: 'Scissors ✂️',
-}
+    def statistics(self):
+        print("\n--- Game Statistics ---")
+        print(f"Rounds Played: {self.rounds_played}")
+        print(f"Your Score: {self.user_score}")
+        print(f"Computer Score: {self.computer_score}")
 
 
-while Flag:
-    value = str(input('🎯 Choose - Rock(r), Paper(p), Scissors(s): ')).lower()
-    computer = random.randint(1, 3)
+    def save_game(self):
+        name = input("Enter your name to save the results (optional): ")
+        if not name:
+            name = "Anonymous"
+        result_string = f"Player: {name}, Final Score: {self.user_score} - {self.computer_score} (User-Computer), Rounds: {self.rounds_played}\n"
+        try:
+            with open("game_results.txt", "a") as f:
+                f.write(result_string)
+            print("Game results saved successfully.")
+        except IOError:
+            print("Error: Could not save game results to file.")
 
-    if value not in valid:
-        print('❌ Invalid choice! Please enter r, p, or s. Try again.\n')
-        continue
 
-    print(f'\n👤 You chose: {key[valid[value]]}')
-    print(f'🤖 Computer chose: {key[computer]}\n')
+    def play_game(self): 
+        print("Welcome to Rock, Paper, Scissors!")
+        while True:
+            self.rounds_played += 1
+            print(f"\n--- Round {self.rounds_played} ---")
+            
+            round_winner = self.users_play() # Call the users_play method for one round
 
-    if (valid[value] == 1 and computer == 2) or (valid[value] == 2 and computer == 3) or (valid[value] == 3 and computer == 1):
-        print('😢 You lost!! Better luck next time!\n')
-    elif valid[value] == computer:
-        print("🤝 It's a Tie!! Great minds think alike!\n")
-    else:
-        print('🎉 You won!! Congratulations!\n')
+            if round_winner == "user":
+                self.user_score += 1
+            elif round_winner == "computer":
+                self.computer_score += 1
 
-    response = str(input('Continue playing? Yes(y) or No(n): ')).lower()
-
-    if response == 'y':
-        Flag = True
-        print()
-    else:
-        Flag = False
-        print('\n👋 Thanks for playing! See you next time!\n')
+            self.statistics()
+            play_again_input = input("do you want to play again ? (yes/no): ").lower()
+            if play_again_input != "yes":
+                print("\nThanks for playing! Final results:")
+                self.statistics()
+                self.save_game()
+                break
+        
+game = Rock_Paper_Scissor()
+print(game)