The Unwanted mission

import random

# Initial player setup
player_inventory = {
    "Rifle": {"bullets": 10},
    "First Aid Kit": 1
}
player_health = 100

# Helper functions
def show_inventory():
    print("\nYour Inventory:")
    for item, details in player_inventory.items():
        if isinstance(details, dict):
            print(f"- {item}: {details}")
        else:
            print(f"- {item}: {details}")
    print(f"Health: {player_health}")

def battle(monster_name, monster_health):
    global player_health
    print(f"\nBattle Start! A {monster_name} appears with {monster_health} HP!")
    while monster_health > 0:
        print(f"\n{monster_name} HP: {monster_health}")
        print("Choose an action:")
        print("1. Attack with Rifle")
        print("2. Use First Aid Kit")
        choice = input("Enter 1 or 2: ")
        
        if choice == "1" and player_inventory["Rifle"]["bullets"] > 0:
            damage = random.randint(5, 15)
            monster_health -= damage
            player_inventory["Rifle"]["bullets"] -= 1
            print(f"You deal {damage} damage! Bullets left: {player_inventory['Rifle']['bullets']}")
        elif choice == "2" and player_inventory["First Aid Kit"] > 0:
            player_health = min(100, player_health + 20)
            player_inventory["First Aid Kit"] -= 1
            print("You used a First Aid Kit. Health restored to", player_health)
        else:
            print("Invalid choice or out of resources.")
        
        if monster_health > 0:
            monster_damage = random.randint(10, 20)
            player_health -= monster_damage
            print(f"The {monster_name} attacks and deals {monster_damage} damage! Your health: {player_health}")
            if player_health <= 0:
                print("You've been defeated!")
                return False
    print(f"The {monster_name} has been defeated!")
    return True

# Game start
print("Welcome to The Unwanted Mission!")
print("You stand in your house just outside the city, ready to face monsters.")
show_inventory()

# Game decision loop
while True:
    print("\nChoose your action:")
    print("1. Go to the warehouse to find more supplies.")
    print("2. Head into the city to find allies.")
    print("3. Move deeper into the city to encounter monsters.")
    action = input("Enter 1, 2, or 3: ")

    if action == "1":
        print("\nYou find additional supplies at the warehouse!")
        player_inventory["Shotgun"] = {"shells": 5}
        player_inventory["Armor Vest"] = 1
        show_inventory()
    elif action == "2":
        print("\nYou meet a teammate who gives you some extra bullets!")
        player_inventory["Rifle"]["bullets"] += 5
        show_inventory()
    elif action == "3":
        print("\nYou move deeper into the city and encounter a monster!")
        if not battle("Level 1 Monster", 30):
            print("Game Over")
            break
    else:
        print("Invalid action, try again.")
    
    if player_health <= 0:
        print("Game Over. You were defeated.")
        break

    # Final monster encounter after gathering resources
    if action == "3" and "Shotgun" in player_inventory:
        print("\nYou've reached the final level: The Big Monster appears!")
        if battle("Big Monster", 100):
            print("Congratulations! You have defeated the Big Monster and completed The Unwanted Mission!")
        else:
            print("Game Over. The Big Monster was too powerful.")
        break